1 // Permission is hereby granted, free of charge, to any person obtaining
2 // a copy of this software and associated documentation files (the
3 // "Software"), to deal in the Software without restriction, including
4 // without limitation the rights to use, copy, modify, merge, publish,
5 // distribute, sublicense, and/or sell copies of the Software, and to
6 // permit persons to whom the Software is furnished to do so, subject to
7 // the following conditions:
9 // The above copyright notice and this permission notice shall be
10 // included in all copies or substantial portions of the Software.
12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
20 // Copyright (c) 2005 Novell, Inc. (http://www.novell.com)
23 // Pedro MartÃnez Juliá <pedromj@gmail.com>
24 // Ivan N. Zlatev <contact@i-nz.net>
30 using System.ComponentModel;
31 using System.Runtime.InteropServices;
33 using System.Reflection;
34 using System.Collections;
36 using System.Collections.Generic;
38 namespace System.Windows.Forms {
40 [ComVisibleAttribute(true)]
41 [ClassInterfaceAttribute(ClassInterfaceType.AutoDispatch)]
42 [Designer("System.Windows.Forms.Design.DataGridViewDesigner, " + Consts.AssemblySystem_Design, "System.ComponentModel.Design.IDesigner")]
43 [Editor("System.Windows.Forms.Design.DataGridViewComponentEditor, " + Consts.AssemblySystem_Design, typeof (System.ComponentModel.ComponentEditor))]
44 [ComplexBindingProperties ("DataSource", "DataMember")]
45 [DefaultEvent ("CellContentClick")]
46 [Docking (DockingBehavior.Ask)]
47 public class DataGridView : Control, ISupportInitialize, IBindableComponent, IDropTarget
50 private DataGridViewAdvancedBorderStyle adjustedTopLeftHeaderBorderStyle;
51 private DataGridViewAdvancedBorderStyle advancedCellBorderStyle;
52 private DataGridViewAdvancedBorderStyle advancedColumnHeadersBorderStyle;
53 private DataGridViewAdvancedBorderStyle advancedRowHeadersBorderStyle;
54 private bool allowUserToAddRows;
55 private bool allowUserToDeleteRows;
56 private bool allowUserToOrderColumns;
57 private bool allowUserToResizeColumns;
58 private bool allowUserToResizeRows;
59 private DataGridViewCellStyle alternatingRowsDefaultCellStyle;
60 private Point anchor_cell;
61 private bool autoGenerateColumns;
62 private bool autoSize;
63 private DataGridViewAutoSizeColumnsMode autoSizeColumnsMode;
64 private DataGridViewAutoSizeRowsMode autoSizeRowsMode;
65 private Color backColor;
66 private Color backgroundColor;
67 private Image backgroundImage;
68 private BorderStyle borderStyle;
69 private DataGridViewCellBorderStyle cellBorderStyle;
70 private DataGridViewClipboardCopyMode clipboardCopyMode;
71 private DataGridViewHeaderBorderStyle columnHeadersBorderStyle;
72 private DataGridViewCellStyle columnHeadersDefaultCellStyle;
73 private int columnHeadersHeight;
74 private DataGridViewColumnHeadersHeightSizeMode columnHeadersHeightSizeMode;
75 private bool columnHeadersVisible;
76 private DataGridViewColumnCollection columns;
77 private DataGridViewCell currentCell;
78 private Point currentCellAddress;
79 private DataGridViewRow currentRow;
80 private string dataMember;
81 private object dataSource;
82 private DataGridViewCellStyle defaultCellStyle;
83 //private Control editingControl;
84 private DataGridViewEditMode editMode;
85 private bool enableHeadersVisualStyles = true;
86 private DataGridViewCell firstDisplayedCell;
87 private int firstDisplayedScrollingColumnHiddenWidth;
88 private int firstDisplayedScrollingColumnIndex;
89 private int firstDisplayedScrollingRowIndex;
90 private Color gridColor = Color.FromKnownColor(KnownColor.ControlDark);
91 private int horizontalScrollingOffset;
92 private DataGridViewCell hover_cell = null;
93 private bool isCurrentCellDirty;
94 //private bool isCurrentRowDirty;
95 private bool multiSelect;
96 private bool readOnly;
97 private DataGridViewHeaderBorderStyle rowHeadersBorderStyle;
98 private DataGridViewCellStyle rowHeadersDefaultCellStyle;
99 private bool rowHeadersVisible;
100 private int rowHeadersWidth;
101 private DataGridViewRowHeadersWidthSizeMode rowHeadersWidthSizeMode;
102 private DataGridViewRowCollection rows;
103 private DataGridViewCellStyle rowsDefaultCellStyle;
104 private DataGridViewRow rowTemplate;
105 private ScrollBars scrollBars;
106 private DataGridViewSelectionMode selectionMode;
107 private bool showCellErrors;
108 private bool showCellToolTips;
109 private bool showEditingIcon;
110 private bool showRowErrors;
111 private DataGridViewColumn sortedColumn = null;
112 private SortOrder sortOrder;
113 private bool standardTab;
114 private DataGridViewHeaderCell topLeftHeaderCell;
115 private Cursor userSetCursor;
116 private int verticalScrollingOffset;
117 private bool virtualMode;
118 private HScrollBar horizontalScrollBar;
119 private VScrollBar verticalScrollBar;
120 private Control editingControl;
121 private bool is_autogenerating_columns = false;
122 private bool is_binding = false;
123 private bool new_row_editing = false;
125 // These are used to implement selection behaviour with SHIFT pressed.
126 private int selected_row = -1;
127 private int selected_column = -1;
129 // Stuff for error Tooltips
130 private Timer tooltip_timer;
131 private ToolTip tooltip_window;
132 private DataGridViewCell tooltip_currently_showing;
134 private DataGridViewSelectedRowCollection selected_rows;
135 private DataGridViewSelectedColumnCollection selected_columns;
136 private DataGridViewRow editing_row;
138 DataGridViewHeaderCell pressed_header_cell;
139 DataGridViewHeaderCell entered_header_cell;
141 // For column/row resizing via mouse
142 private bool column_resize_active = false;
143 private bool row_resize_active = false;
144 private int resize_band = -1;
145 private int resize_band_start = 0;
146 private int resize_band_delta = 0;
148 public DataGridView ()
150 SetStyle (ControlStyles.Opaque, true);
151 //SetStyle (ControlStyles.UserMouse, true);
152 SetStyle (ControlStyles.OptimizedDoubleBuffer, true);
154 adjustedTopLeftHeaderBorderStyle = new DataGridViewAdvancedBorderStyle();
155 adjustedTopLeftHeaderBorderStyle.All = DataGridViewAdvancedCellBorderStyle.Single;
156 advancedCellBorderStyle = new DataGridViewAdvancedBorderStyle();
157 advancedCellBorderStyle.All = DataGridViewAdvancedCellBorderStyle.Single;
158 advancedColumnHeadersBorderStyle = new DataGridViewAdvancedBorderStyle();
159 advancedColumnHeadersBorderStyle.All = DataGridViewAdvancedCellBorderStyle.Single;
160 advancedRowHeadersBorderStyle = new DataGridViewAdvancedBorderStyle();
161 advancedRowHeadersBorderStyle.All = DataGridViewAdvancedCellBorderStyle.Single;
162 alternatingRowsDefaultCellStyle = new DataGridViewCellStyle();
163 allowUserToAddRows = true;
164 allowUserToDeleteRows = true;
165 allowUserToOrderColumns = false;
166 allowUserToResizeColumns = true;
167 allowUserToResizeRows = true;
168 autoGenerateColumns = true;
169 autoSizeColumnsMode = DataGridViewAutoSizeColumnsMode.None;
170 autoSizeRowsMode = DataGridViewAutoSizeRowsMode.None;
171 backColor = Control.DefaultBackColor;
172 backgroundColor = SystemColors.AppWorkspace;
173 borderStyle = BorderStyle.FixedSingle;
174 cellBorderStyle = DataGridViewCellBorderStyle.Single;
175 clipboardCopyMode = DataGridViewClipboardCopyMode.EnableWithAutoHeaderText;
176 columnHeadersBorderStyle = DataGridViewHeaderBorderStyle.Single;
177 columnHeadersDefaultCellStyle = new DataGridViewCellStyle();
178 columnHeadersDefaultCellStyle.BackColor = SystemColors.Control;
179 columnHeadersDefaultCellStyle.ForeColor = SystemColors.WindowText;
180 columnHeadersDefaultCellStyle.SelectionBackColor = SystemColors.Highlight;
181 columnHeadersDefaultCellStyle.SelectionForeColor = SystemColors.HighlightText;
182 columnHeadersDefaultCellStyle.Font = this.Font;
183 columnHeadersDefaultCellStyle.Alignment = DataGridViewContentAlignment.MiddleLeft;
184 columnHeadersDefaultCellStyle.WrapMode = DataGridViewTriState.True;
185 columnHeadersHeight = 23;
186 columnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.EnableResizing;
187 columnHeadersVisible = true;
188 columns = CreateColumnsInstance();
189 columns.CollectionChanged += OnColumnCollectionChanged;
190 currentCellAddress = new Point (-1, -1);
191 dataMember = String.Empty;
192 defaultCellStyle = new DataGridViewCellStyle();
193 defaultCellStyle.BackColor = SystemColors.Window;
194 defaultCellStyle.ForeColor = SystemColors.ControlText;
195 defaultCellStyle.SelectionBackColor = SystemColors.Highlight;
196 defaultCellStyle.SelectionForeColor = SystemColors.HighlightText;
197 defaultCellStyle.Font = this.Font;
198 defaultCellStyle.Alignment = DataGridViewContentAlignment.MiddleLeft;
199 defaultCellStyle.WrapMode = DataGridViewTriState.False;
200 editMode = DataGridViewEditMode.EditOnKeystrokeOrF2;
201 firstDisplayedScrollingColumnHiddenWidth = 0;
202 isCurrentCellDirty = false;
205 rowHeadersBorderStyle = DataGridViewHeaderBorderStyle.Single;
206 rowHeadersDefaultCellStyle = (DataGridViewCellStyle) columnHeadersDefaultCellStyle.Clone ();
207 rowHeadersVisible = true;
208 rowHeadersWidth = 41;
209 rowHeadersWidthSizeMode = DataGridViewRowHeadersWidthSizeMode.EnableResizing;
210 rows = CreateRowsInstance();
211 rowsDefaultCellStyle = new DataGridViewCellStyle();
212 selectionMode = DataGridViewSelectionMode.RowHeaderSelect;
213 showCellErrors = true;
214 showEditingIcon = true;
215 scrollBars = ScrollBars.Both;
216 userSetCursor = Cursor.Current;
219 horizontalScrollBar = new HScrollBar();
220 horizontalScrollBar.Scroll += OnHScrollBarScroll;
221 horizontalScrollBar.Visible = false;
223 verticalScrollBar = new VScrollBar();
224 verticalScrollBar.Scroll += OnVScrollBarScroll;
225 verticalScrollBar.Visible = false;
227 Controls.AddRange (new Control[] {horizontalScrollBar, verticalScrollBar});
230 void ISupportInitialize.BeginInit ()
234 void ISupportInitialize.EndInit ()
241 [EditorBrowsable (EditorBrowsableState.Advanced)]
242 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
243 public virtual DataGridViewAdvancedBorderStyle AdjustedTopLeftHeaderBorderStyle {
244 get { return adjustedTopLeftHeaderBorderStyle; }
248 [EditorBrowsable (EditorBrowsableState.Advanced)]
249 public DataGridViewAdvancedBorderStyle AdvancedCellBorderStyle {
250 get { return advancedCellBorderStyle; }
254 [EditorBrowsable (EditorBrowsableState.Advanced)]
255 public DataGridViewAdvancedBorderStyle AdvancedColumnHeadersBorderStyle {
256 get { return advancedColumnHeadersBorderStyle; }
260 [EditorBrowsable (EditorBrowsableState.Advanced)]
261 public DataGridViewAdvancedBorderStyle AdvancedRowHeadersBorderStyle {
262 get { return advancedRowHeadersBorderStyle; }
265 [DefaultValue (true)]
266 public bool AllowUserToAddRows {
268 if (allowUserToAddRows && DataManager != null)
269 return DataManager.AllowNew;
270 return allowUserToAddRows;
273 if (allowUserToAddRows != value) {
274 allowUserToAddRows = value;
280 PrepareEditingRow (false, false);
282 OnAllowUserToAddRowsChanged(EventArgs.Empty);
288 [DefaultValue (true)]
289 public bool AllowUserToDeleteRows {
291 if (allowUserToDeleteRows && DataManager != null)
292 return DataManager.AllowRemove;
293 return allowUserToDeleteRows;
296 if (allowUserToDeleteRows != value) {
297 allowUserToDeleteRows = value;
298 OnAllowUserToDeleteRowsChanged(EventArgs.Empty);
303 [DefaultValue (false)]
304 public bool AllowUserToOrderColumns {
305 get { return allowUserToOrderColumns; }
307 if (allowUserToOrderColumns != value) {
308 allowUserToOrderColumns = value;
309 OnAllowUserToOrderColumnsChanged(EventArgs.Empty);
314 [DefaultValue (true)]
315 public bool AllowUserToResizeColumns {
316 get { return allowUserToResizeColumns; }
318 if (allowUserToResizeColumns != value) {
319 allowUserToResizeColumns = value;
320 OnAllowUserToResizeColumnsChanged(EventArgs.Empty);
325 [DefaultValue (true)]
326 public bool AllowUserToResizeRows {
327 get { return allowUserToResizeRows; }
329 if (allowUserToResizeRows != value) {
330 allowUserToResizeRows = value;
331 OnAllowUserToResizeRowsChanged(EventArgs.Empty);
336 public DataGridViewCellStyle AlternatingRowsDefaultCellStyle {
337 get { return alternatingRowsDefaultCellStyle; }
339 if (alternatingRowsDefaultCellStyle != value) {
340 alternatingRowsDefaultCellStyle = value;
341 OnAlternatingRowsDefaultCellStyleChanged(EventArgs.Empty);
348 [EditorBrowsable (EditorBrowsableState.Advanced)]
349 [DefaultValue (true)]
350 public bool AutoGenerateColumns {
351 get { return autoGenerateColumns; }
353 if (autoGenerateColumns != value) {
354 autoGenerateColumns = value;
355 OnAutoGenerateColumnsChanged(EventArgs.Empty);
360 public override bool AutoSize {
361 get { return autoSize; }
363 if (autoSize != value) {
365 //OnAutoSizeChanged(EventArgs.Empty);
370 [DefaultValue (DataGridViewAutoSizeColumnsMode.None)]
371 public DataGridViewAutoSizeColumnsMode AutoSizeColumnsMode {
372 get { return autoSizeColumnsMode; }
374 if (!Enum.IsDefined(typeof(DataGridViewAutoSizeColumnsMode), value)) {
375 throw new InvalidEnumArgumentException("Value is not valid DataGridViewAutoSizeColumnsMode.");
377 if (value == DataGridViewAutoSizeColumnsMode.ColumnHeader && columnHeadersVisible == false) {
378 foreach (DataGridViewColumn col in columns) {
379 if (col.AutoSizeMode == DataGridViewAutoSizeColumnMode.NotSet) {
380 throw new InvalidOperationException("Cant set this property to ColumnHeader in this DataGridView.");
384 if (value == DataGridViewAutoSizeColumnsMode.Fill) {
385 foreach (DataGridViewColumn col in columns) {
386 if (col.AutoSizeMode == DataGridViewAutoSizeColumnMode.NotSet) {
388 throw new InvalidOperationException("Cant set this property to Fill in this DataGridView.");
394 autoSizeColumnsMode = value;
395 AutoResizeColumns (value);
400 [DefaultValue (DataGridViewAutoSizeRowsMode.None)]
401 public DataGridViewAutoSizeRowsMode AutoSizeRowsMode {
402 get { return autoSizeRowsMode; }
404 if (autoSizeRowsMode != value) {
405 if (!Enum.IsDefined(typeof(DataGridViewAutoSizeRowsMode), value)) {
406 throw new InvalidEnumArgumentException("Value is not valid DataGridViewRowsMode.");
408 if ((value == DataGridViewAutoSizeRowsMode.AllHeaders || value == DataGridViewAutoSizeRowsMode.DisplayedHeaders) && rowHeadersVisible == false) {
409 throw new InvalidOperationException("Cant set this property to AllHeaders or DisplayedHeaders in this DataGridView.");
411 autoSizeRowsMode = value;
413 if (value == DataGridViewAutoSizeRowsMode.None)
414 foreach (DataGridViewRow row in Rows)
415 row.ResetToExplicitHeight ();
417 AutoResizeRows (value);
419 OnAutoSizeRowsModeChanged(new DataGridViewAutoSizeModeEventArgs(false));
421 ////////////////////////////////////////////////////////////////
427 [EditorBrowsable (EditorBrowsableState.Never)]
428 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
429 public override Color BackColor {
430 get { return backColor; }
432 if (backColor != value) {
434 OnBackColorChanged(EventArgs.Empty);
439 public Color BackgroundColor {
440 get { return backgroundColor; }
442 if (backgroundColor != value) {
443 if (value == Color.Empty) {
444 throw new ArgumentException("Cant set an Empty color.");
446 backgroundColor = value;
447 OnBackgroundColorChanged(EventArgs.Empty);
453 [EditorBrowsable (EditorBrowsableState.Never)]
454 public override Image BackgroundImage {
455 get { return backgroundImage; }
457 if (backgroundImage != value) {
458 backgroundImage = value;
459 OnBackgroundImageChanged(EventArgs.Empty);
465 [EditorBrowsable (EditorBrowsableState.Never)]
466 public override ImageLayout BackgroundImageLayout {
467 get { return base.BackgroundImageLayout; }
468 set { base.BackgroundImageLayout = value; }
471 [DefaultValue (BorderStyle.FixedSingle)]
472 public BorderStyle BorderStyle {
473 get { return borderStyle; }
475 if (borderStyle != value) {
476 if (!Enum.IsDefined(typeof(BorderStyle), value)) {
477 throw new InvalidEnumArgumentException("Invalid border style.");
480 OnBorderStyleChanged(EventArgs.Empty);
485 internal int BorderWidth {
487 switch (BorderStyle) {
488 case BorderStyle.Fixed3D:
490 case BorderStyle.FixedSingle:
492 case BorderStyle.None:
500 [DefaultValue (DataGridViewCellBorderStyle.Single)]
501 public DataGridViewCellBorderStyle CellBorderStyle {
502 get { return cellBorderStyle; }
504 if (cellBorderStyle != value) {
505 if (value == DataGridViewCellBorderStyle.Custom)
506 throw new ArgumentException ("CellBorderStyle cannot be set to Custom.");
508 cellBorderStyle = value;
510 DataGridViewAdvancedBorderStyle border = new DataGridViewAdvancedBorderStyle ();
512 switch (cellBorderStyle) {
513 case DataGridViewCellBorderStyle.Single:
514 border.All = DataGridViewAdvancedCellBorderStyle.Single;
516 case DataGridViewCellBorderStyle.Raised:
517 case DataGridViewCellBorderStyle.RaisedVertical:
518 border.Bottom = DataGridViewAdvancedCellBorderStyle.None;
519 border.Top = DataGridViewAdvancedCellBorderStyle.None;
520 border.Left = DataGridViewAdvancedCellBorderStyle.Outset;
521 border.Right = DataGridViewAdvancedCellBorderStyle.Outset;
523 case DataGridViewCellBorderStyle.Sunken:
524 border.All = DataGridViewAdvancedCellBorderStyle.Inset;
526 case DataGridViewCellBorderStyle.None:
527 border.All = DataGridViewAdvancedCellBorderStyle.None;
529 case DataGridViewCellBorderStyle.SingleVertical:
530 border.Bottom = DataGridViewAdvancedCellBorderStyle.None;
531 border.Top = DataGridViewAdvancedCellBorderStyle.None;
532 border.Left = DataGridViewAdvancedCellBorderStyle.None;
533 border.Right = DataGridViewAdvancedCellBorderStyle.Single;
535 case DataGridViewCellBorderStyle.SunkenVertical:
536 border.Bottom = DataGridViewAdvancedCellBorderStyle.None;
537 border.Top = DataGridViewAdvancedCellBorderStyle.None;
538 border.Left = DataGridViewAdvancedCellBorderStyle.Inset;
539 border.Right = DataGridViewAdvancedCellBorderStyle.Inset;
541 case DataGridViewCellBorderStyle.SingleHorizontal:
542 case DataGridViewCellBorderStyle.SunkenHorizontal:
543 border.Bottom = DataGridViewAdvancedCellBorderStyle.Inset;
544 border.Top = DataGridViewAdvancedCellBorderStyle.Inset;
545 border.Left = DataGridViewAdvancedCellBorderStyle.None;
546 border.Right = DataGridViewAdvancedCellBorderStyle.None;
548 case DataGridViewCellBorderStyle.RaisedHorizontal:
549 border.Bottom = DataGridViewAdvancedCellBorderStyle.Outset;
550 border.Top = DataGridViewAdvancedCellBorderStyle.Outset;
551 border.Left = DataGridViewAdvancedCellBorderStyle.None;
552 border.Right = DataGridViewAdvancedCellBorderStyle.None;
556 advancedCellBorderStyle = border;
558 OnCellBorderStyleChanged (EventArgs.Empty);
564 [DefaultValue (DataGridViewClipboardCopyMode.EnableWithAutoHeaderText)]
565 public DataGridViewClipboardCopyMode ClipboardCopyMode {
566 get { return clipboardCopyMode; }
567 set { clipboardCopyMode = value; }
571 [EditorBrowsable (EditorBrowsableState.Advanced)]
572 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
574 public int ColumnCount {
575 get { return columns.Count; }
578 throw new ArgumentOutOfRangeException("ColumnCount",
579 "ColumnCount must be >= 0.");
581 if (dataSource != null) {
582 throw new InvalidOperationException("Cant change column count if DataSource is set.");
584 if (value < columns.Count) {
585 for (int i = columns.Count -1; i >= value; i--) {
589 else if (value > columns.Count) {
590 for (int i = columns.Count; i < value; i++) {
591 DataGridViewTextBoxColumn col = new DataGridViewTextBoxColumn ();
599 [DefaultValue (DataGridViewHeaderBorderStyle.Raised)]
600 public DataGridViewHeaderBorderStyle ColumnHeadersBorderStyle {
601 get { return columnHeadersBorderStyle; }
603 if (columnHeadersBorderStyle != value) {
604 columnHeadersBorderStyle = value;
605 OnColumnHeadersBorderStyleChanged(EventArgs.Empty);
610 [AmbientValue (null)]
611 public DataGridViewCellStyle ColumnHeadersDefaultCellStyle {
612 get { return columnHeadersDefaultCellStyle; }
614 if (columnHeadersDefaultCellStyle != value) {
615 columnHeadersDefaultCellStyle = value;
616 OnColumnHeadersDefaultCellStyleChanged(EventArgs.Empty);
622 public int ColumnHeadersHeight {
623 get { return columnHeadersHeight; }
625 if (columnHeadersHeight != value) {
627 throw new ArgumentOutOfRangeException("ColumnHeadersHeight",
628 "Column headers height cant be less than 4.");
630 if (value > 32768 ) {
631 throw new ArgumentOutOfRangeException("ColumnHeadersHeight",
632 "Column headers height cannot be more than 32768.");
634 columnHeadersHeight = value;
635 OnColumnHeadersHeightChanged(EventArgs.Empty);
637 if (columnHeadersVisible)
643 [RefreshProperties (RefreshProperties.All)]
644 [DefaultValue (DataGridViewColumnHeadersHeightSizeMode.EnableResizing)]
645 public DataGridViewColumnHeadersHeightSizeMode ColumnHeadersHeightSizeMode {
646 get { return columnHeadersHeightSizeMode; }
648 if (columnHeadersHeightSizeMode != value) {
649 if (!Enum.IsDefined(typeof(DataGridViewColumnHeadersHeightSizeMode), value)) {
650 throw new InvalidEnumArgumentException("Value is not a valid DataGridViewColumnHeadersHeightSizeMode.");
652 columnHeadersHeightSizeMode = value;
653 OnColumnHeadersHeightSizeModeChanged(new DataGridViewAutoSizeModeEventArgs(false));
658 [DefaultValue (true)]
659 public bool ColumnHeadersVisible {
660 get { return columnHeadersVisible; }
662 if (columnHeadersVisible != value) {
663 columnHeadersVisible = value;
669 [MergableProperty (false)]
670 [Editor ("System.Windows.Forms.Design.DataGridViewColumnCollectionEditor, " + Consts.AssemblySystem_Design, typeof (System.Drawing.Design.UITypeEditor))]
671 [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
672 public DataGridViewColumnCollection Columns {
673 get { return columns; }
677 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
678 public DataGridViewCell CurrentCell {
679 get { return currentCell; }
681 /////////////////////////////////////////////////////
682 /// *** InvalidOperationException ***
683 /// Changes to the specified cell cannot be committed
684 /// to the data cache, or the new cell is in a hidden
686 /////////////////////////////////////////////////////
688 MoveCurrentCell (-1, -1, true, false, false, true);
689 else if (value.DataGridView != this)
690 throw new ArgumentException("The cell is not in this DataGridView.");
692 MoveCurrentCell (value.OwningColumn.Index, value.OwningRow.Index, true, false, false, true);
697 public Point CurrentCellAddress {
698 get { return currentCellAddress; }
702 public DataGridViewRow CurrentRow {
704 if (currentCell != null)
705 return currentCell.OwningRow;
711 [Editor ("System.Windows.Forms.Design.DataMemberListEditor, " + Consts.AssemblySystem_Design, typeof (System.Drawing.Design.UITypeEditor))]
712 public string DataMember {
713 get { return dataMember; }
715 if (dataMember != value) {
719 OnDataMemberChanged(EventArgs.Empty);
724 [RefreshProperties (RefreshProperties.Repaint)]
725 [DefaultValue (null)]
726 [AttributeProvider (typeof (IListSource))]
727 public object DataSource {
728 get { return dataSource; }
730 /* The System.Windows.Forms.DataGridView class supports the standard Windows Forms data-binding model. This means the data source can be of any type that implements:
731 - the System.Collections.IList interface, including one-dimensional arrays.
732 - the System.ComponentModel.IListSource interface, such as the System.Data.DataTable and System.Data.DataSet classes.
733 - the System.ComponentModel.IBindingList interface, such as the System.ComponentModel.Collections.BindingList<> class.
734 - the System.ComponentModel.IBindingListView interface, such as the System.Windows.Forms.BindingSource class.
736 if (!(value == null || value is IList || value is IListSource || value is IBindingList || value is IBindingListView))
737 throw new NotSupportedException ("Type cannot be bound.");
743 OnDataSourceChanged (EventArgs.Empty);
747 internal CurrencyManager DataManager {
749 if (DataSource != null && BindingContext != null) {
750 string dataMember = DataMember;
751 if (dataMember == null)
752 dataMember = String.Empty;
753 return (CurrencyManager) this.BindingContext[DataSource, dataMember];
759 [AmbientValue (null)]
760 public DataGridViewCellStyle DefaultCellStyle {
761 get { return defaultCellStyle; }
763 if (defaultCellStyle != value) {
764 defaultCellStyle = value;
765 OnDefaultCellStyleChanged(EventArgs.Empty);
770 public override Rectangle DisplayRectangle {
771 get { return base.DisplayRectangle; }
775 [EditorBrowsable (EditorBrowsableState.Advanced)]
776 public Control EditingControl {
778 return editingControl;
783 [EditorBrowsable (EditorBrowsableState.Advanced)]
784 public Panel EditingPanel {
785 get { throw new NotImplementedException(); }
788 [DefaultValue (DataGridViewEditMode.EditOnKeystrokeOrF2)]
789 public DataGridViewEditMode EditMode {
790 get { return editMode; }
792 if (editMode != value) {
794 OnEditModeChanged(EventArgs.Empty);
799 [DefaultValue (true)]
800 public bool EnableHeadersVisualStyles {
801 get { return enableHeadersVisualStyles; }
802 set { enableHeadersVisualStyles = value; }
805 internal DataGridViewHeaderCell EnteredHeaderCell {
806 get { return entered_header_cell; }
808 if (entered_header_cell == value)
810 if (ThemeEngine.Current.DataGridViewHeaderCellHasHotStyle (this)) {
811 Region area_to_invalidate = new Region ();
812 area_to_invalidate.MakeEmpty ();
813 if (entered_header_cell != null)
814 area_to_invalidate.Union (GetHeaderCellBounds (entered_header_cell));
815 entered_header_cell = value;
816 if (entered_header_cell != null)
817 area_to_invalidate.Union (GetHeaderCellBounds (entered_header_cell));
818 Invalidate (area_to_invalidate);
819 area_to_invalidate.Dispose ();
821 entered_header_cell = value;
826 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
827 public DataGridViewCell FirstDisplayedCell {
828 get { return firstDisplayedCell; }
830 if (value.DataGridView != this) {
831 throw new ArgumentException("The cell is not in this DataGridView.");
833 firstDisplayedCell = value;
838 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
839 [EditorBrowsable (EditorBrowsableState.Advanced)]
840 public int FirstDisplayedScrollingColumnHiddenWidth {
841 get { return firstDisplayedScrollingColumnHiddenWidth; }
845 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
846 public int FirstDisplayedScrollingColumnIndex {
847 get { return firstDisplayedScrollingColumnIndex; }
848 set { firstDisplayedScrollingColumnIndex = value; }
852 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
853 public int FirstDisplayedScrollingRowIndex {
854 get { return firstDisplayedScrollingRowIndex; }
855 set { firstDisplayedScrollingRowIndex = value; }
859 [EditorBrowsable (EditorBrowsableState.Advanced)]
860 public override Font Font {
861 get { return base.Font; }
862 set { base.Font = value; }
866 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
867 [EditorBrowsable (EditorBrowsableState.Advanced)]
868 public override Color ForeColor {
869 get { return base.ForeColor; }
870 set { base.ForeColor = value; }
873 public Color GridColor {
874 get { return gridColor; }
876 if (gridColor != value) {
877 if (value == Color.Empty) {
878 throw new ArgumentException("Cant set an Empty color.");
881 OnGridColorChanged(EventArgs.Empty);
887 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
888 public int HorizontalScrollingOffset {
889 get { return horizontalScrollingOffset; }
890 set { horizontalScrollingOffset = value; }
894 public bool IsCurrentCellDirty {
895 get { return isCurrentCellDirty; }
899 public bool IsCurrentCellInEditMode {
901 if (currentCell == null) {
904 return currentCell.IsInEditMode;
909 public bool IsCurrentRowDirty {
912 return IsCurrentCellDirty;
915 throw new NotImplementedException();
920 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
921 public DataGridViewCell this [int columnIndex, int rowIndex] {
922 get { return rows[rowIndex].Cells[columnIndex]; }
923 set { rows[rowIndex].Cells[columnIndex] = value; }
927 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
928 public DataGridViewCell this [string columnName, int rowIndex] {
930 int columnIndex = -1;
931 foreach (DataGridViewColumn col in columns) {
932 if (col.Name == columnName) {
933 columnIndex = col.Index;
937 return this[columnIndex, rowIndex];
940 int columnIndex = -1;
941 foreach (DataGridViewColumn col in columns) {
942 if (col.Name == columnName) {
943 columnIndex = col.Index;
947 this[columnIndex, rowIndex] = value;
951 [DefaultValue (true)]
952 public bool MultiSelect {
953 get { return multiSelect; }
955 if (multiSelect != value) {
957 OnMultiSelectChanged(EventArgs.Empty);
963 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
964 public int NewRowIndex {
966 if (!AllowUserToAddRows || ColumnCount == 0) {
969 return rows.Count - 1;
974 [EditorBrowsable (EditorBrowsableState.Never)]
975 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
976 public new Padding Padding {
977 get { return Padding.Empty; }
981 internal DataGridViewHeaderCell PressedHeaderCell {
982 get { return pressed_header_cell; }
986 [DefaultValue (false)]
987 public bool ReadOnly {
988 get { return readOnly; }
990 if (readOnly != value) {
992 OnReadOnlyChanged(EventArgs.Empty);
998 [EditorBrowsable (EditorBrowsableState.Advanced)]
999 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
1001 public int RowCount {
1002 get { return rows.Count; }
1005 throw new ArgumentException("RowCount must be >= 0.");
1007 if (value < 1 && AllowUserToAddRows) {
1008 throw new ArgumentException("RowCount must be >= 1 if AllowUserToAddRows is true.");
1010 if (dataSource != null) {
1011 throw new InvalidOperationException("Cant change row count if DataSource is set.");
1014 if (value < rows.Count) {
1015 int removeRangeEndIndex = rows.Count - 1;
1016 if (AllowUserToAddRows)
1017 removeRangeEndIndex--; // do not remove editing row
1019 int removeRangeStartIndex = value - 1;
1020 if (AllowUserToAddRows)
1021 removeRangeStartIndex--; // remove an extra row before/instead of the editing row
1023 for (int i = removeRangeEndIndex; i > removeRangeStartIndex; i--)
1025 } else if (value > rows.Count) {
1026 // If we need to add rows and don't have any columns,
1027 // we create one column
1028 if (ColumnCount == 0)
1031 for (int i = rows.Count; i < value; i++) {
1032 DataGridViewRow row = (DataGridViewRow) RowTemplateFull;
1033 rows.AddInternal (row, false);
1035 foreach (DataGridViewColumn col in columns)
1036 row.Cells.Add (col.CellTemplate.Clone () as DataGridViewCell);
1043 [DefaultValue (DataGridViewHeaderBorderStyle.Raised)]
1044 public DataGridViewHeaderBorderStyle RowHeadersBorderStyle {
1045 get { return rowHeadersBorderStyle; }
1047 if (rowHeadersBorderStyle != value) {
1048 rowHeadersBorderStyle = value;
1049 OnRowHeadersBorderStyleChanged(EventArgs.Empty);
1054 [AmbientValue (null)]
1055 public DataGridViewCellStyle RowHeadersDefaultCellStyle {
1056 get { return rowHeadersDefaultCellStyle; }
1058 if (rowHeadersDefaultCellStyle != value) {
1059 rowHeadersDefaultCellStyle = value;
1060 OnRowHeadersDefaultCellStyleChanged(EventArgs.Empty);
1065 [DefaultValue (true)]
1066 public bool RowHeadersVisible {
1067 get { return rowHeadersVisible; }
1069 if (rowHeadersVisible != value) {
1070 rowHeadersVisible = value;
1076 [Localizable (true)]
1077 public int RowHeadersWidth {
1078 get { return rowHeadersWidth; }
1080 if (rowHeadersWidth != value) {
1082 throw new ArgumentOutOfRangeException("RowHeadersWidth",
1083 "Row headers width cant be less than 4.");
1085 if (value > 32768 ) {
1086 throw new ArgumentOutOfRangeException("RowHeadersWidth",
1087 "Row headers width cannot be more than 32768.");
1089 rowHeadersWidth = value;
1090 OnRowHeadersWidthChanged(EventArgs.Empty);
1092 if (rowHeadersVisible)
1098 [RefreshProperties (RefreshProperties.All)]
1099 [DefaultValue (DataGridViewRowHeadersWidthSizeMode.EnableResizing)]
1100 public DataGridViewRowHeadersWidthSizeMode RowHeadersWidthSizeMode {
1101 get { return rowHeadersWidthSizeMode; }
1103 if (rowHeadersWidthSizeMode != value) {
1104 if (!Enum.IsDefined(typeof(DataGridViewRowHeadersWidthSizeMode), value)) {
1105 throw new InvalidEnumArgumentException("Value is not valid DataGridViewRowHeadersWidthSizeMode.");
1107 rowHeadersWidthSizeMode = value;
1108 OnRowHeadersWidthSizeModeChanged(new DataGridViewAutoSizeModeEventArgs(false));
1114 public DataGridViewRowCollection Rows {
1115 get { return rows; }
1118 public DataGridViewCellStyle RowsDefaultCellStyle {
1119 get { return rowsDefaultCellStyle; }
1121 if (rowsDefaultCellStyle != value) {
1122 rowsDefaultCellStyle = value;
1123 OnRowsDefaultCellStyleChanged(EventArgs.Empty);
1128 // RowTemplate is just the row, it does not contain Cells
1130 [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
1131 public DataGridViewRow RowTemplate {
1133 if (rowTemplate == null)
1134 rowTemplate = new DataGridViewRow ();
1139 rowTemplate = value;
1140 rowTemplate.SetDataGridView(this);
1144 // Take the RowTemplate, clone it, and add Cells
1145 // Note this is not stored, so you don't need to Clone it
1146 internal DataGridViewRow RowTemplateFull {
1148 DataGridViewRow row = (DataGridViewRow) RowTemplate.Clone ();
1150 for (int i = row.Cells.Count; i < Columns.Count; i++) {
1151 DataGridViewCell template = columns [i].CellTemplate;
1153 if (template == null)
1154 throw new InvalidOperationException ("At least one of the DataGridView control's columns has no cell template.");
1156 row.Cells.Add ((DataGridViewCell) template.Clone ());
1163 internal override bool ScaleChildrenInternal {
1164 get { return false; }
1167 [DefaultValue (ScrollBars.Both)]
1168 [Localizable (true)]
1169 public ScrollBars ScrollBars {
1170 get { return scrollBars; }
1172 if (!Enum.IsDefined(typeof(ScrollBars), value)) {
1173 throw new InvalidEnumArgumentException("Invalid ScrollBars value.");
1175 ////////////////////////////////////////////////////////////
1176 /// *** InvalidOperationException ***
1177 /// The System.Windows.Forms.DataGridView is unable to
1178 /// scroll due to a cell change that cannot be committed
1180 ///////////////////////////////////////////////////////////
1188 public DataGridViewSelectedCellCollection SelectedCells {
1190 DataGridViewSelectedCellCollection selectedCells = new DataGridViewSelectedCellCollection();
1191 foreach (DataGridViewRow row in rows) {
1192 foreach (DataGridViewCell cell in row.Cells) {
1193 if (cell.Selected) {
1194 selectedCells.InternalAdd(cell);
1198 return selectedCells;
1203 public DataGridViewSelectedColumnCollection SelectedColumns {
1206 DataGridViewSelectedColumnCollection result = new DataGridViewSelectedColumnCollection ();
1208 if (selectionMode != DataGridViewSelectionMode.FullColumnSelect && selectionMode != DataGridViewSelectionMode.ColumnHeaderSelect)
1211 result.InternalAddRange (selected_columns);
1218 public DataGridViewSelectedRowCollection SelectedRows {
1220 DataGridViewSelectedRowCollection result = new DataGridViewSelectedRowCollection (this);
1222 if (selectionMode != DataGridViewSelectionMode.FullRowSelect && selectionMode != DataGridViewSelectionMode.RowHeaderSelect)
1225 result.InternalAddRange (selected_rows);
1232 [DefaultValue (DataGridViewSelectionMode.RowHeaderSelect)]
1233 public DataGridViewSelectionMode SelectionMode {
1234 get { return selectionMode; }
1236 if (!Enum.IsDefined (typeof(DataGridViewSelectionMode), value))
1237 throw new InvalidEnumArgumentException ("Value is not valid DataGridViewSelectionMode.");
1239 if (value == DataGridViewSelectionMode.ColumnHeaderSelect || value == DataGridViewSelectionMode.FullColumnSelect)
1240 foreach (DataGridViewColumn col in Columns)
1241 if (col.SortMode == DataGridViewColumnSortMode.Automatic)
1242 throw new InvalidOperationException (string.Format ("Cannot set SelectionMode to {0} because there are Automatic sort columns.", value));
1244 selectionMode = value;
1248 [DefaultValue (true)]
1249 public bool ShowCellErrors {
1250 get { return showCellErrors; }
1251 set { showCellErrors = value; }
1254 [DefaultValue (true)]
1255 public bool ShowCellToolTips {
1256 get { return showCellToolTips; }
1257 set { showCellToolTips = value; }
1260 [DefaultValue (true)]
1261 public bool ShowEditingIcon {
1262 get { return showEditingIcon; }
1263 set { showEditingIcon = value; }
1266 [DefaultValue (true)]
1267 public bool ShowRowErrors {
1268 get { return showRowErrors; }
1269 set { showRowErrors = value; }
1273 public DataGridViewColumn SortedColumn {
1274 get { return sortedColumn; }
1278 public SortOrder SortOrder {
1279 get { return sortOrder; }
1282 [DefaultValue (false)]
1283 [EditorBrowsable (EditorBrowsableState.Advanced)]
1284 public bool StandardTab {
1285 get { return standardTab; }
1286 set { standardTab = value; }
1291 [EditorBrowsable (EditorBrowsableState.Never)]
1292 public override string Text {
1293 get { return base.Text; }
1294 set { base.Text = value; }
1298 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
1299 public DataGridViewHeaderCell TopLeftHeaderCell {
1301 if (topLeftHeaderCell == null) {
1302 topLeftHeaderCell = new DataGridViewTopLeftHeaderCell ();
1303 topLeftHeaderCell.SetDataGridView (this);
1305 return topLeftHeaderCell;
1308 if (topLeftHeaderCell == value)
1311 if (topLeftHeaderCell != null)
1312 topLeftHeaderCell.SetDataGridView (null);
1314 topLeftHeaderCell = value;
1316 if (topLeftHeaderCell != null)
1317 topLeftHeaderCell.SetDataGridView (this);
1322 [EditorBrowsable (EditorBrowsableState.Advanced)]
1323 public Cursor UserSetCursor {
1324 get { return userSetCursor; }
1328 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
1329 public int VerticalScrollingOffset {
1330 get { return verticalScrollingOffset; }
1333 [MonoTODO ("VirtualMode is not supported.")]
1334 [EditorBrowsable (EditorBrowsableState.Advanced)]
1335 [DefaultValue (false)]
1336 public bool VirtualMode {
1337 get { return virtualMode; }
1338 set { virtualMode = value; }
1341 internal Control EditingControlInternal {
1343 return editingControl;
1346 if (value == editingControl)
1349 if (editingControl != null) {
1350 // Can't use Controls.Remove (editingControls), because that method
1351 // is overriden to not remove the editing control.
1352 DataGridView.DataGridViewControlCollection ctrls = Controls as DataGridView.DataGridViewControlCollection;
1353 if (ctrls != null) {
1354 ctrls.RemoveInternal (editingControl);
1356 Controls.Remove (editingControl);
1361 if (value != null) {
1362 value.Visible = false;
1363 Controls.Add (value);
1366 editingControl = value;
1370 static object AllowUserToAddRowsChangedEvent = new object ();
1371 static object AllowUserToDeleteRowsChangedEvent = new object ();
1372 static object AllowUserToOrderColumnsChangedEvent = new object ();
1373 static object AllowUserToResizeColumnsChangedEvent = new object ();
1374 static object AllowUserToResizeRowsChangedEvent = new object ();
1375 static object AlternatingRowsDefaultCellStyleChangedEvent = new object ();
1376 static object AutoGenerateColumnsChangedEvent = new object ();
1377 static object AutoSizeColumnModeChangedEvent = new object ();
1378 static object AutoSizeColumnsModeChangedEvent = new object ();
1379 static object AutoSizeRowsModeChangedEvent = new object ();
1380 static object BackgroundColorChangedEvent = new object ();
1381 static object BorderStyleChangedEvent = new object ();
1382 static object CancelRowEditEvent = new object ();
1383 static object CellBeginEditEvent = new object ();
1384 static object CellBorderStyleChangedEvent = new object ();
1385 static object CellClickEvent = new object ();
1386 static object CellContentClickEvent = new object ();
1387 static object CellContentDoubleClickEvent = new object ();
1388 static object CellContextMenuStripChangedEvent = new object ();
1389 static object CellContextMenuStripNeededEvent = new object ();
1390 static object CellDoubleClickEvent = new object ();
1391 static object CellEndEditEvent = new object ();
1392 static object CellEnterEvent = new object ();
1393 static object CellErrorTextChangedEvent = new object ();
1394 static object CellErrorTextNeededEvent = new object ();
1395 static object CellFormattingEvent = new object ();
1396 static object CellLeaveEvent = new object ();
1397 static object CellMouseClickEvent = new object ();
1398 static object CellMouseDoubleClickEvent = new object ();
1399 static object CellMouseDownEvent = new object ();
1400 static object CellMouseEnterEvent = new object ();
1401 static object CellMouseLeaveEvent = new object ();
1402 static object CellMouseMoveEvent = new object ();
1403 static object CellMouseUpEvent = new object ();
1404 static object CellPaintingEvent = new object ();
1405 static object CellParsingEvent = new object ();
1406 static object CellStateChangedEvent = new object ();
1407 static object CellStyleChangedEvent = new object ();
1408 static object CellStyleContentChangedEvent = new object ();
1409 static object CellToolTipTextChangedEvent = new object ();
1410 static object CellToolTipTextNeededEvent = new object ();
1411 static object CellValidatedEvent = new object ();
1412 static object CellValidatingEvent = new object ();
1413 static object CellValueChangedEvent = new object ();
1414 static object CellValueNeededEvent = new object ();
1415 static object CellValuePushedEvent = new object ();
1416 static object ColumnAddedEvent = new object ();
1417 static object ColumnContextMenuStripChangedEvent = new object ();
1418 static object ColumnDataPropertyNameChangedEvent = new object ();
1419 static object ColumnDefaultCellStyleChangedEvent = new object ();
1420 static object ColumnDisplayIndexChangedEvent = new object ();
1421 static object ColumnDividerDoubleClickEvent = new object ();
1422 static object ColumnDividerWidthChangedEvent = new object ();
1423 static object ColumnHeaderCellChangedEvent = new object ();
1424 static object ColumnHeaderMouseClickEvent = new object ();
1425 static object ColumnHeaderMouseDoubleClickEvent = new object ();
1426 static object ColumnHeadersBorderStyleChangedEvent = new object ();
1427 static object ColumnHeadersDefaultCellStyleChangedEvent = new object ();
1428 static object ColumnHeadersHeightChangedEvent = new object ();
1429 static object ColumnHeadersHeightSizeModeChangedEvent = new object ();
1430 static object ColumnMinimumWidthChangedEvent = new object ();
1431 static object ColumnNameChangedEvent = new object ();
1432 static object ColumnRemovedEvent = new object ();
1433 static object ColumnSortModeChangedEvent = new object ();
1434 static object ColumnStateChangedEvent = new object ();
1435 static object ColumnToolTipTextChangedEvent = new object ();
1436 static object ColumnWidthChangedEvent = new object ();
1437 static object CurrentCellChangedEvent = new object ();
1438 static object CurrentCellDirtyStateChangedEvent = new object ();
1439 static object DataBindingCompleteEvent = new object ();
1440 static object DataErrorEvent = new object ();
1441 static object DataMemberChangedEvent = new object ();
1442 static object DataSourceChangedEvent = new object ();
1443 static object DefaultCellStyleChangedEvent = new object ();
1444 static object DefaultValuesNeededEvent = new object ();
1445 static object EditingControlShowingEvent = new object ();
1446 static object EditModeChangedEvent = new object ();
1447 static object GridColorChangedEvent = new object ();
1448 static object MultiSelectChangedEvent = new object ();
1449 static object NewRowNeededEvent = new object ();
1450 static object ReadOnlyChangedEvent = new object ();
1451 static object RowContextMenuStripChangedEvent = new object ();
1452 static object RowContextMenuStripNeededEvent = new object ();
1453 static object RowDefaultCellStyleChangedEvent = new object ();
1454 static object RowDirtyStateNeededEvent = new object ();
1455 static object RowDividerDoubleClickEvent = new object ();
1456 static object RowDividerHeightChangedEvent = new object ();
1457 static object RowEnterEvent = new object ();
1458 static object RowErrorTextChangedEvent = new object ();
1459 static object RowErrorTextNeededEvent = new object ();
1460 static object RowHeaderCellChangedEvent = new object ();
1461 static object RowHeaderMouseClickEvent = new object ();
1462 static object RowHeaderMouseDoubleClickEvent = new object ();
1463 static object RowHeadersBorderStyleChangedEvent = new object ();
1464 static object RowHeadersDefaultCellStyleChangedEvent = new object ();
1465 static object RowHeadersWidthChangedEvent = new object ();
1466 static object RowHeadersWidthSizeModeChangedEvent = new object ();
1467 static object RowHeightChangedEvent = new object ();
1468 static object RowHeightInfoNeededEvent = new object ();
1469 static object RowHeightInfoPushedEvent = new object ();
1470 static object RowLeaveEvent = new object ();
1471 static object RowMinimumHeightChangedEvent = new object ();
1472 static object RowPostPaintEvent = new object ();
1473 static object RowPrePaintEvent = new object ();
1474 static object RowsAddedEvent = new object ();
1475 static object RowsDefaultCellStyleChangedEvent = new object ();
1476 static object RowsRemovedEvent = new object ();
1477 static object RowStateChangedEvent = new object ();
1478 static object RowUnsharedEvent = new object ();
1479 static object RowValidatedEvent = new object ();
1480 static object RowValidatingEvent = new object ();
1481 static object ScrollEvent = new object ();
1482 static object SelectionChangedEvent = new object ();
1483 static object SortCompareEvent = new object ();
1484 static object SortedEvent = new object ();
1485 static object UserAddedRowEvent = new object ();
1486 static object UserDeletedRowEvent = new object ();
1487 static object UserDeletingRowEvent = new object ();
1492 public event EventHandler AllowUserToAddRowsChanged {
1493 add { Events.AddHandler (AllowUserToAddRowsChangedEvent, value); }
1494 remove { Events.RemoveHandler (AllowUserToAddRowsChangedEvent, value); }
1497 public event EventHandler AllowUserToDeleteRowsChanged {
1498 add { Events.AddHandler (AllowUserToDeleteRowsChangedEvent, value); }
1499 remove { Events.RemoveHandler (AllowUserToDeleteRowsChangedEvent, value); }
1502 public event EventHandler AllowUserToOrderColumnsChanged {
1503 add { Events.AddHandler (AllowUserToOrderColumnsChangedEvent, value); }
1504 remove { Events.RemoveHandler (AllowUserToOrderColumnsChangedEvent, value); }
1507 public event EventHandler AllowUserToResizeColumnsChanged {
1508 add { Events.AddHandler (AllowUserToResizeColumnsChangedEvent, value); }
1509 remove { Events.RemoveHandler (AllowUserToResizeColumnsChangedEvent, value); }
1512 public event EventHandler AllowUserToResizeRowsChanged {
1513 add { Events.AddHandler (AllowUserToResizeRowsChangedEvent, value); }
1514 remove { Events.RemoveHandler (AllowUserToResizeRowsChangedEvent, value); }
1517 public event EventHandler AlternatingRowsDefaultCellStyleChanged {
1518 add { Events.AddHandler (AlternatingRowsDefaultCellStyleChangedEvent, value); }
1519 remove { Events.RemoveHandler (AlternatingRowsDefaultCellStyleChangedEvent, value); }
1523 [EditorBrowsable (EditorBrowsableState.Advanced)]
1524 public event EventHandler AutoGenerateColumnsChanged {
1525 add { Events.AddHandler (AutoGenerateColumnsChangedEvent, value); }
1526 remove { Events.RemoveHandler (AutoGenerateColumnsChangedEvent, value); }
1529 public event DataGridViewAutoSizeColumnModeEventHandler AutoSizeColumnModeChanged {
1530 add { Events.AddHandler (AutoSizeColumnModeChangedEvent, value); }
1531 remove { Events.RemoveHandler (AutoSizeColumnModeChangedEvent, value); }
1534 public event DataGridViewAutoSizeColumnsModeEventHandler AutoSizeColumnsModeChanged {
1535 add { Events.AddHandler (AutoSizeColumnsModeChangedEvent, value); }
1536 remove { Events.RemoveHandler (AutoSizeColumnsModeChangedEvent, value); }
1539 public event DataGridViewAutoSizeModeEventHandler AutoSizeRowsModeChanged {
1540 add { Events.AddHandler (AutoSizeRowsModeChangedEvent, value); }
1541 remove { Events.RemoveHandler (AutoSizeRowsModeChangedEvent, value); }
1545 [EditorBrowsable (EditorBrowsableState.Never)]
1546 public new event EventHandler BackColorChanged {
1547 add { base.BackColorChanged += value; }
1548 remove { base.BackColorChanged -= value; }
1551 public event EventHandler BackgroundColorChanged {
1552 add { Events.AddHandler (BackgroundColorChangedEvent, value); }
1553 remove { Events.RemoveHandler (BackgroundColorChangedEvent, value); }
1557 [EditorBrowsable (EditorBrowsableState.Never)]
1558 public new event EventHandler BackgroundImageChanged {
1559 add { base.BackgroundImageChanged += value; }
1560 remove { base.BackgroundImageChanged -= value; }
1564 [EditorBrowsable (EditorBrowsableState.Never)]
1565 public new event EventHandler BackgroundImageLayoutChanged {
1566 add { base.BackgroundImageLayoutChanged += value; }
1567 remove { base.BackgroundImageLayoutChanged -= value; }
1570 public event EventHandler BorderStyleChanged {
1571 add { Events.AddHandler (BorderStyleChangedEvent, value); }
1572 remove { Events.RemoveHandler (BorderStyleChangedEvent, value); }
1575 public event QuestionEventHandler CancelRowEdit {
1576 add { Events.AddHandler (CancelRowEditEvent, value); }
1577 remove { Events.RemoveHandler (CancelRowEditEvent, value); }
1580 public event DataGridViewCellCancelEventHandler CellBeginEdit {
1581 add { Events.AddHandler (CellBeginEditEvent, value); }
1582 remove { Events.RemoveHandler (CellBeginEditEvent, value); }
1585 public event EventHandler CellBorderStyleChanged {
1586 add { Events.AddHandler (CellBorderStyleChangedEvent, value); }
1587 remove { Events.RemoveHandler (CellBorderStyleChangedEvent, value); }
1590 public event DataGridViewCellEventHandler CellClick {
1591 add { Events.AddHandler (CellClickEvent, value); }
1592 remove { Events.RemoveHandler (CellClickEvent, value); }
1595 public event DataGridViewCellEventHandler CellContentClick {
1596 add { Events.AddHandler (CellContentClickEvent, value); }
1597 remove { Events.RemoveHandler (CellContentClickEvent, value); }
1600 public event DataGridViewCellEventHandler CellContentDoubleClick {
1601 add { Events.AddHandler (CellContentDoubleClickEvent, value); }
1602 remove { Events.RemoveHandler (CellContentDoubleClickEvent, value); }
1605 [EditorBrowsable (EditorBrowsableState.Advanced)]
1606 public event DataGridViewCellEventHandler CellContextMenuStripChanged {
1607 add { Events.AddHandler (CellContextMenuStripChangedEvent, value); }
1608 remove { Events.RemoveHandler (CellContextMenuStripChangedEvent, value); }
1611 [EditorBrowsable (EditorBrowsableState.Advanced)]
1612 public event DataGridViewCellContextMenuStripNeededEventHandler CellContextMenuStripNeeded {
1613 add { Events.AddHandler (CellContextMenuStripNeededEvent, value); }
1614 remove { Events.RemoveHandler (CellContextMenuStripNeededEvent, value); }
1617 public event DataGridViewCellEventHandler CellDoubleClick {
1618 add { Events.AddHandler (CellDoubleClickEvent, value); }
1619 remove { Events.RemoveHandler (CellDoubleClickEvent, value); }
1622 public event DataGridViewCellEventHandler CellEndEdit {
1623 add { Events.AddHandler (CellEndEditEvent, value); }
1624 remove { Events.RemoveHandler (CellEndEditEvent, value); }
1627 public event DataGridViewCellEventHandler CellEnter {
1628 add { Events.AddHandler (CellEnterEvent, value); }
1629 remove { Events.RemoveHandler (CellEnterEvent, value); }
1632 public event DataGridViewCellEventHandler CellErrorTextChanged {
1633 add { Events.AddHandler (CellErrorTextChangedEvent, value); }
1634 remove { Events.RemoveHandler (CellErrorTextChangedEvent, value); }
1637 [EditorBrowsable (EditorBrowsableState.Advanced)]
1638 public event DataGridViewCellErrorTextNeededEventHandler CellErrorTextNeeded {
1639 add { Events.AddHandler (CellErrorTextNeededEvent, value); }
1640 remove { Events.RemoveHandler (CellErrorTextNeededEvent, value); }
1643 public event DataGridViewCellFormattingEventHandler CellFormatting {
1644 add { Events.AddHandler (CellFormattingEvent, value); }
1645 remove { Events.RemoveHandler (CellFormattingEvent, value); }
1648 public event DataGridViewCellEventHandler CellLeave {
1649 add { Events.AddHandler (CellLeaveEvent, value); }
1650 remove { Events.RemoveHandler (CellLeaveEvent, value); }
1653 public event DataGridViewCellMouseEventHandler CellMouseClick {
1654 add { Events.AddHandler (CellMouseClickEvent, value); }
1655 remove { Events.RemoveHandler (CellMouseClickEvent, value); }
1658 public event DataGridViewCellMouseEventHandler CellMouseDoubleClick {
1659 add { Events.AddHandler (CellMouseDoubleClickEvent, value); }
1660 remove { Events.RemoveHandler (CellMouseDoubleClickEvent, value); }
1663 public event DataGridViewCellMouseEventHandler CellMouseDown {
1664 add { Events.AddHandler (CellMouseDownEvent, value); }
1665 remove { Events.RemoveHandler (CellMouseDownEvent, value); }
1668 public event DataGridViewCellEventHandler CellMouseEnter {
1669 add { Events.AddHandler (CellMouseEnterEvent, value); }
1670 remove { Events.RemoveHandler (CellMouseEnterEvent, value); }
1673 public event DataGridViewCellEventHandler CellMouseLeave {
1674 add { Events.AddHandler (CellMouseLeaveEvent, value); }
1675 remove { Events.RemoveHandler (CellMouseLeaveEvent, value); }
1678 public event DataGridViewCellMouseEventHandler CellMouseMove {
1679 add { Events.AddHandler (CellMouseMoveEvent, value); }
1680 remove { Events.RemoveHandler (CellMouseMoveEvent, value); }
1683 public event DataGridViewCellMouseEventHandler CellMouseUp {
1684 add { Events.AddHandler (CellMouseUpEvent, value); }
1685 remove { Events.RemoveHandler (CellMouseUpEvent, value); }
1688 public event DataGridViewCellPaintingEventHandler CellPainting {
1689 add { Events.AddHandler (CellPaintingEvent, value); }
1690 remove { Events.RemoveHandler (CellPaintingEvent, value); }
1693 public event DataGridViewCellParsingEventHandler CellParsing {
1694 add { Events.AddHandler (CellParsingEvent, value); }
1695 remove { Events.RemoveHandler (CellParsingEvent, value); }
1698 public event DataGridViewCellStateChangedEventHandler CellStateChanged {
1699 add { Events.AddHandler (CellStateChangedEvent, value); }
1700 remove { Events.RemoveHandler (CellStateChangedEvent, value); }
1703 public event DataGridViewCellEventHandler CellStyleChanged {
1704 add { Events.AddHandler (CellStyleChangedEvent, value); }
1705 remove { Events.RemoveHandler (CellStyleChangedEvent, value); }
1708 public event DataGridViewCellStyleContentChangedEventHandler CellStyleContentChanged {
1709 add { Events.AddHandler (CellStyleContentChangedEvent, value); }
1710 remove { Events.RemoveHandler (CellStyleContentChangedEvent, value); }
1713 public event DataGridViewCellEventHandler CellToolTipTextChanged {
1714 add { Events.AddHandler (CellToolTipTextChangedEvent, value); }
1715 remove { Events.RemoveHandler (CellToolTipTextChangedEvent, value); }
1718 [EditorBrowsable (EditorBrowsableState.Advanced)]
1719 public event DataGridViewCellToolTipTextNeededEventHandler CellToolTipTextNeeded {
1720 add { Events.AddHandler (CellToolTipTextNeededEvent, value); }
1721 remove { Events.RemoveHandler (CellToolTipTextNeededEvent, value); }
1724 public event DataGridViewCellEventHandler CellValidated {
1725 add { Events.AddHandler (CellValidatedEvent, value); }
1726 remove { Events.RemoveHandler (CellValidatedEvent, value); }
1729 public event DataGridViewCellValidatingEventHandler CellValidating {
1730 add { Events.AddHandler (CellValidatingEvent, value); }
1731 remove { Events.RemoveHandler (CellValidatingEvent, value); }
1734 public event DataGridViewCellEventHandler CellValueChanged {
1735 add { Events.AddHandler (CellValueChangedEvent, value); }
1736 remove { Events.RemoveHandler (CellValueChangedEvent, value); }
1739 [EditorBrowsable (EditorBrowsableState.Advanced)]
1740 public event DataGridViewCellValueEventHandler CellValueNeeded {
1741 add { Events.AddHandler (CellValueNeededEvent, value); }
1742 remove { Events.RemoveHandler (CellValueNeededEvent, value); }
1745 [EditorBrowsable (EditorBrowsableState.Advanced)]
1746 public event DataGridViewCellValueEventHandler CellValuePushed {
1747 add { Events.AddHandler (CellValuePushedEvent, value); }
1748 remove { Events.RemoveHandler (CellValuePushedEvent, value); }
1751 public event DataGridViewColumnEventHandler ColumnAdded {
1752 add { Events.AddHandler (ColumnAddedEvent, value); }
1753 remove { Events.RemoveHandler (ColumnAddedEvent, value); }
1756 public event DataGridViewColumnEventHandler ColumnContextMenuStripChanged {
1757 add { Events.AddHandler (ColumnContextMenuStripChangedEvent, value); }
1758 remove { Events.RemoveHandler (ColumnContextMenuStripChangedEvent, value); }
1761 public event DataGridViewColumnEventHandler ColumnDataPropertyNameChanged {
1762 add { Events.AddHandler (ColumnDataPropertyNameChangedEvent, value); }
1763 remove { Events.RemoveHandler (ColumnDataPropertyNameChangedEvent, value); }
1766 public event DataGridViewColumnEventHandler ColumnDefaultCellStyleChanged {
1767 add { Events.AddHandler (ColumnDefaultCellStyleChangedEvent, value); }
1768 remove { Events.RemoveHandler (ColumnDefaultCellStyleChangedEvent, value); }
1771 public event DataGridViewColumnEventHandler ColumnDisplayIndexChanged {
1772 add { Events.AddHandler (ColumnDisplayIndexChangedEvent, value); }
1773 remove { Events.RemoveHandler (ColumnDisplayIndexChangedEvent, value); }
1776 public event DataGridViewColumnDividerDoubleClickEventHandler ColumnDividerDoubleClick {
1777 add { Events.AddHandler (ColumnDividerDoubleClickEvent, value); }
1778 remove { Events.RemoveHandler (ColumnDividerDoubleClickEvent, value); }
1781 public event DataGridViewColumnEventHandler ColumnDividerWidthChanged {
1782 add { Events.AddHandler (ColumnDividerWidthChangedEvent, value); }
1783 remove { Events.RemoveHandler (ColumnDividerWidthChangedEvent, value); }
1786 public event DataGridViewColumnEventHandler ColumnHeaderCellChanged {
1787 add { Events.AddHandler (ColumnHeaderCellChangedEvent, value); }
1788 remove { Events.RemoveHandler (ColumnHeaderCellChangedEvent, value); }
1791 public event DataGridViewCellMouseEventHandler ColumnHeaderMouseClick {
1792 add { Events.AddHandler (ColumnHeaderMouseClickEvent, value); }
1793 remove { Events.RemoveHandler (ColumnHeaderMouseClickEvent, value); }
1796 public event DataGridViewCellMouseEventHandler ColumnHeaderMouseDoubleClick {
1797 add { Events.AddHandler (ColumnHeaderMouseDoubleClickEvent, value); }
1798 remove { Events.RemoveHandler (ColumnHeaderMouseDoubleClickEvent, value); }
1801 public event EventHandler ColumnHeadersBorderStyleChanged {
1802 add { Events.AddHandler (ColumnHeadersBorderStyleChangedEvent, value); }
1803 remove { Events.RemoveHandler (ColumnHeadersBorderStyleChangedEvent, value); }
1806 public event EventHandler ColumnHeadersDefaultCellStyleChanged {
1807 add { Events.AddHandler (ColumnHeadersDefaultCellStyleChangedEvent, value); }
1808 remove { Events.RemoveHandler (ColumnHeadersDefaultCellStyleChangedEvent, value); }
1811 public event EventHandler ColumnHeadersHeightChanged {
1812 add { Events.AddHandler (ColumnHeadersHeightChangedEvent, value); }
1813 remove { Events.RemoveHandler (ColumnHeadersHeightChangedEvent, value); }
1816 public event DataGridViewAutoSizeModeEventHandler ColumnHeadersHeightSizeModeChanged {
1817 add { Events.AddHandler (ColumnHeadersHeightSizeModeChangedEvent, value); }
1818 remove { Events.RemoveHandler (ColumnHeadersHeightSizeModeChangedEvent, value); }
1821 public event DataGridViewColumnEventHandler ColumnMinimumWidthChanged {
1822 add { Events.AddHandler (ColumnMinimumWidthChangedEvent, value); }
1823 remove { Events.RemoveHandler (ColumnMinimumWidthChangedEvent, value); }
1826 public event DataGridViewColumnEventHandler ColumnNameChanged {
1827 add { Events.AddHandler (ColumnNameChangedEvent, value); }
1828 remove { Events.RemoveHandler (ColumnNameChangedEvent, value); }
1831 public event DataGridViewColumnEventHandler ColumnRemoved {
1832 add { Events.AddHandler (ColumnRemovedEvent, value); }
1833 remove { Events.RemoveHandler (ColumnRemovedEvent, value); }
1836 public event DataGridViewColumnEventHandler ColumnSortModeChanged {
1837 add { Events.AddHandler (ColumnSortModeChangedEvent, value); }
1838 remove { Events.RemoveHandler (ColumnSortModeChangedEvent, value); }
1841 public event DataGridViewColumnStateChangedEventHandler ColumnStateChanged {
1842 add { Events.AddHandler (ColumnStateChangedEvent, value); }
1843 remove { Events.RemoveHandler (ColumnStateChangedEvent, value); }
1846 public event DataGridViewColumnEventHandler ColumnToolTipTextChanged {
1847 add { Events.AddHandler (ColumnToolTipTextChangedEvent, value); }
1848 remove { Events.RemoveHandler (ColumnToolTipTextChangedEvent, value); }
1851 public event DataGridViewColumnEventHandler ColumnWidthChanged {
1852 add { Events.AddHandler (ColumnWidthChangedEvent, value); }
1853 remove { Events.RemoveHandler (ColumnWidthChangedEvent, value); }
1856 public event EventHandler CurrentCellChanged {
1857 add { Events.AddHandler (CurrentCellChangedEvent, value); }
1858 remove { Events.RemoveHandler (CurrentCellChangedEvent, value); }
1861 [EditorBrowsable (EditorBrowsableState.Advanced)]
1862 public event EventHandler CurrentCellDirtyStateChanged {
1863 add { Events.AddHandler (CurrentCellDirtyStateChangedEvent, value); }
1864 remove { Events.RemoveHandler (CurrentCellDirtyStateChangedEvent, value); }
1867 public event DataGridViewBindingCompleteEventHandler DataBindingComplete {
1868 add { Events.AddHandler (DataBindingCompleteEvent, value); }
1869 remove { Events.RemoveHandler (DataBindingCompleteEvent, value); }
1872 public event DataGridViewDataErrorEventHandler DataError {
1873 add { Events.AddHandler (DataErrorEvent, value); }
1874 remove { Events.RemoveHandler (DataErrorEvent, value); }
1877 public event EventHandler DataMemberChanged {
1878 add { Events.AddHandler (DataMemberChangedEvent, value); }
1879 remove { Events.RemoveHandler (DataMemberChangedEvent, value); }
1882 public event EventHandler DataSourceChanged {
1883 add { Events.AddHandler (DataSourceChangedEvent, value); }
1884 remove { Events.RemoveHandler (DataSourceChangedEvent, value); }
1887 public event EventHandler DefaultCellStyleChanged {
1888 add { Events.AddHandler (DefaultCellStyleChangedEvent, value); }
1889 remove { Events.RemoveHandler (DefaultCellStyleChangedEvent, value); }
1892 [EditorBrowsable (EditorBrowsableState.Advanced)]
1893 public event DataGridViewRowEventHandler DefaultValuesNeeded {
1894 add { Events.AddHandler (DefaultValuesNeededEvent, value); }
1895 remove { Events.RemoveHandler (DefaultValuesNeededEvent, value); }
1898 public event DataGridViewEditingControlShowingEventHandler EditingControlShowing {
1899 add { Events.AddHandler (EditingControlShowingEvent, value); }
1900 remove { Events.RemoveHandler (EditingControlShowingEvent, value); }
1903 public event EventHandler EditModeChanged {
1904 add { Events.AddHandler (EditModeChangedEvent, value); }
1905 remove { Events.RemoveHandler (EditModeChangedEvent, value); }
1909 [EditorBrowsable (EditorBrowsableState.Advanced)]
1910 public new event EventHandler FontChanged {
1911 add { base.FontChanged += value; }
1912 remove { base.FontChanged -= value; }
1916 [EditorBrowsable (EditorBrowsableState.Advanced)]
1917 public new event EventHandler ForeColorChanged {
1918 add { base.ForeColorChanged += value; }
1919 remove { base.ForeColorChanged -= value; }
1923 [EditorBrowsable (EditorBrowsableState.Never)]
1924 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
1925 public new event EventHandler PaddingChanged {
1926 add { base.PaddingChanged += value; }
1927 remove { base.PaddingChanged -= value; }
1930 public event EventHandler GridColorChanged {
1931 add { Events.AddHandler (GridColorChangedEvent, value); }
1932 remove { Events.RemoveHandler (GridColorChangedEvent, value); }
1935 public event EventHandler MultiSelectChanged {
1936 add { Events.AddHandler (MultiSelectChangedEvent, value); }
1937 remove { Events.RemoveHandler (MultiSelectChangedEvent, value); }
1940 public event DataGridViewRowEventHandler NewRowNeeded {
1941 add { Events.AddHandler (NewRowNeededEvent, value); }
1942 remove { Events.RemoveHandler (NewRowNeededEvent, value); }
1945 public event EventHandler ReadOnlyChanged {
1946 add { Events.AddHandler (ReadOnlyChangedEvent, value); }
1947 remove { Events.RemoveHandler (ReadOnlyChangedEvent, value); }
1950 public event DataGridViewRowEventHandler RowContextMenuStripChanged {
1951 add { Events.AddHandler (RowContextMenuStripChangedEvent, value); }
1952 remove { Events.RemoveHandler (RowContextMenuStripChangedEvent, value); }
1955 [EditorBrowsable (EditorBrowsableState.Advanced)]
1956 public event DataGridViewRowContextMenuStripNeededEventHandler RowContextMenuStripNeeded {
1957 add { Events.AddHandler (RowContextMenuStripNeededEvent, value); }
1958 remove { Events.RemoveHandler (RowContextMenuStripNeededEvent, value); }
1961 public event DataGridViewRowEventHandler RowDefaultCellStyleChanged {
1962 add { Events.AddHandler (RowDefaultCellStyleChangedEvent, value); }
1963 remove { Events.RemoveHandler (RowDefaultCellStyleChangedEvent, value); }
1966 [EditorBrowsable (EditorBrowsableState.Advanced)]
1967 public event QuestionEventHandler RowDirtyStateNeeded {
1968 add { Events.AddHandler (RowDirtyStateNeededEvent, value); }
1969 remove { Events.RemoveHandler (RowDirtyStateNeededEvent, value); }
1972 public event DataGridViewRowDividerDoubleClickEventHandler RowDividerDoubleClick {
1973 add { Events.AddHandler (RowDividerDoubleClickEvent, value); }
1974 remove { Events.RemoveHandler (RowDividerDoubleClickEvent, value); }
1977 public event DataGridViewRowEventHandler RowDividerHeightChanged {
1978 add { Events.AddHandler (RowDividerHeightChangedEvent, value); }
1979 remove { Events.RemoveHandler (RowDividerHeightChangedEvent, value); }
1982 public event DataGridViewCellEventHandler RowEnter {
1983 add { Events.AddHandler (RowEnterEvent, value); }
1984 remove { Events.RemoveHandler (RowEnterEvent, value); }
1987 public event DataGridViewRowEventHandler RowErrorTextChanged {
1988 add { Events.AddHandler (RowErrorTextChangedEvent, value); }
1989 remove { Events.RemoveHandler (RowErrorTextChangedEvent, value); }
1992 [EditorBrowsable (EditorBrowsableState.Advanced)]
1993 public event DataGridViewRowErrorTextNeededEventHandler RowErrorTextNeeded {
1994 add { Events.AddHandler (RowErrorTextNeededEvent, value); }
1995 remove { Events.RemoveHandler (RowErrorTextNeededEvent, value); }
1998 public event DataGridViewRowEventHandler RowHeaderCellChanged {
1999 add { Events.AddHandler (RowHeaderCellChangedEvent, value); }
2000 remove { Events.RemoveHandler (RowHeaderCellChangedEvent, value); }
2003 public event DataGridViewCellMouseEventHandler RowHeaderMouseClick {
2004 add { Events.AddHandler (RowHeaderMouseClickEvent, value); }
2005 remove { Events.RemoveHandler (RowHeaderMouseClickEvent, value); }
2008 public event DataGridViewCellMouseEventHandler RowHeaderMouseDoubleClick {
2009 add { Events.AddHandler (RowHeaderMouseDoubleClickEvent, value); }
2010 remove { Events.RemoveHandler (RowHeaderMouseDoubleClickEvent, value); }
2013 public event EventHandler RowHeadersBorderStyleChanged {
2014 add { Events.AddHandler (RowHeadersBorderStyleChangedEvent, value); }
2015 remove { Events.RemoveHandler (RowHeadersBorderStyleChangedEvent, value); }
2018 public event EventHandler RowHeadersDefaultCellStyleChanged {
2019 add { Events.AddHandler (RowHeadersDefaultCellStyleChangedEvent, value); }
2020 remove { Events.RemoveHandler (RowHeadersDefaultCellStyleChangedEvent, value); }
2023 public event EventHandler RowHeadersWidthChanged {
2024 add { Events.AddHandler (RowHeadersWidthChangedEvent, value); }
2025 remove { Events.RemoveHandler (RowHeadersWidthChangedEvent, value); }
2028 public event DataGridViewAutoSizeModeEventHandler RowHeadersWidthSizeModeChanged {
2029 add { Events.AddHandler (RowHeadersWidthSizeModeChangedEvent, value); }
2030 remove { Events.RemoveHandler (RowHeadersWidthSizeModeChangedEvent, value); }
2033 public event DataGridViewRowEventHandler RowHeightChanged {
2034 add { Events.AddHandler (RowHeightChangedEvent, value); }
2035 remove { Events.RemoveHandler (RowHeightChangedEvent, value); }
2038 [EditorBrowsable (EditorBrowsableState.Advanced)]
2039 public event DataGridViewRowHeightInfoNeededEventHandler RowHeightInfoNeeded {
2040 add { Events.AddHandler (RowHeightInfoNeededEvent, value); }
2041 remove { Events.RemoveHandler (RowHeightInfoNeededEvent, value); }
2044 [EditorBrowsable (EditorBrowsableState.Advanced)]
2045 public event DataGridViewRowHeightInfoPushedEventHandler RowHeightInfoPushed {
2046 add { Events.AddHandler (RowHeightInfoPushedEvent, value); }
2047 remove { Events.RemoveHandler (RowHeightInfoPushedEvent, value); }
2050 public event DataGridViewCellEventHandler RowLeave {
2051 add { Events.AddHandler (RowLeaveEvent, value); }
2052 remove { Events.RemoveHandler (RowLeaveEvent, value); }
2055 public event DataGridViewRowEventHandler RowMinimumHeightChanged {
2056 add { Events.AddHandler (RowMinimumHeightChangedEvent, value); }
2057 remove { Events.RemoveHandler (RowMinimumHeightChangedEvent, value); }
2060 public event DataGridViewRowPostPaintEventHandler RowPostPaint {
2061 add { Events.AddHandler (RowPostPaintEvent, value); }
2062 remove { Events.RemoveHandler (RowPostPaintEvent, value); }
2065 public event DataGridViewRowPrePaintEventHandler RowPrePaint {
2066 add { Events.AddHandler (RowPrePaintEvent, value); }
2067 remove { Events.RemoveHandler (RowPrePaintEvent, value); }
2070 public event DataGridViewRowsAddedEventHandler RowsAdded {
2071 add { Events.AddHandler (RowsAddedEvent, value); }
2072 remove { Events.RemoveHandler (RowsAddedEvent, value); }
2075 public event EventHandler RowsDefaultCellStyleChanged {
2076 add { Events.AddHandler (RowsDefaultCellStyleChangedEvent, value); }
2077 remove { Events.RemoveHandler (RowsDefaultCellStyleChangedEvent, value); }
2080 public event DataGridViewRowsRemovedEventHandler RowsRemoved {
2081 add { Events.AddHandler (RowsRemovedEvent, value); }
2082 remove { Events.RemoveHandler (RowsRemovedEvent, value); }
2085 public event DataGridViewRowStateChangedEventHandler RowStateChanged {
2086 add { Events.AddHandler (RowStateChangedEvent, value); }
2087 remove { Events.RemoveHandler (RowStateChangedEvent, value); }
2090 [EditorBrowsable (EditorBrowsableState.Advanced)]
2091 public event DataGridViewRowEventHandler RowUnshared {
2092 add { Events.AddHandler (RowUnsharedEvent, value); }
2093 remove { Events.RemoveHandler (RowUnsharedEvent, value); }
2096 public event DataGridViewCellEventHandler RowValidated {
2097 add { Events.AddHandler (RowValidatedEvent, value); }
2098 remove { Events.RemoveHandler (RowValidatedEvent, value); }
2101 public event DataGridViewCellCancelEventHandler RowValidating {
2102 add { Events.AddHandler (RowValidatingEvent, value); }
2103 remove { Events.RemoveHandler (RowValidatingEvent, value); }
2106 public event ScrollEventHandler Scroll {
2107 add { Events.AddHandler (ScrollEvent, value); }
2108 remove { Events.RemoveHandler (ScrollEvent, value); }
2111 public event EventHandler SelectionChanged {
2112 add { Events.AddHandler (SelectionChangedEvent, value); }
2113 remove { Events.RemoveHandler (SelectionChangedEvent, value); }
2116 [EditorBrowsable (EditorBrowsableState.Advanced)]
2117 public event DataGridViewSortCompareEventHandler SortCompare {
2118 add { Events.AddHandler (SortCompareEvent, value); }
2119 remove { Events.RemoveHandler (SortCompareEvent, value); }
2122 public event EventHandler Sorted {
2123 add { Events.AddHandler (SortedEvent, value); }
2124 remove { Events.RemoveHandler (SortedEvent, value); }
2127 public event DataGridViewRowEventHandler UserAddedRow {
2128 add { Events.AddHandler (UserAddedRowEvent, value); }
2129 remove { Events.RemoveHandler (UserAddedRowEvent, value); }
2132 public event DataGridViewRowEventHandler UserDeletedRow {
2133 add { Events.AddHandler (UserDeletedRowEvent, value); }
2134 remove { Events.RemoveHandler (UserDeletedRowEvent, value); }
2137 public event DataGridViewRowCancelEventHandler UserDeletingRow {
2138 add { Events.AddHandler (UserDeletingRowEvent, value); }
2139 remove { Events.RemoveHandler (UserDeletingRowEvent, value); }
2143 [EditorBrowsable (EditorBrowsableState.Never)]
2144 public new event EventHandler StyleChanged {
2145 add { base.StyleChanged += value; }
2146 remove { base.StyleChanged -= value; }
2150 [EditorBrowsable (EditorBrowsableState.Never)]
2151 public new event EventHandler TextChanged {
2152 add { base.TextChanged += value; }
2153 remove { base.TextChanged -= value; }
2156 [EditorBrowsable (EditorBrowsableState.Advanced)]
2157 public virtual DataGridViewAdvancedBorderStyle AdjustColumnHeaderBorderStyle (DataGridViewAdvancedBorderStyle dataGridViewAdvancedBorderStyleInput, DataGridViewAdvancedBorderStyle dataGridViewAdvancedBorderStylePlaceholder, bool isFirstDisplayedColumn, bool isLastVisibleColumn) {
2158 return (DataGridViewAdvancedBorderStyle) ((ICloneable)dataGridViewAdvancedBorderStyleInput).Clone();
2161 public bool AreAllCellsSelected (bool includeInvisibleCells) {
2162 foreach (DataGridViewRow row in rows) {
2163 foreach (DataGridViewCell cell in row.Cells) {
2164 if (includeInvisibleCells == false && cell.Visible == false) {
2167 if (!cell.Selected) {
2175 public void AutoResizeColumn (int columnIndex) {
2176 AutoResizeColumn (columnIndex, DataGridViewAutoSizeColumnMode.AllCells);
2179 public void AutoResizeColumn (int columnIndex, DataGridViewAutoSizeColumnMode autoSizeColumnMode)
2181 AutoResizeColumnInternal (columnIndex, autoSizeColumnMode);
2184 public void AutoResizeColumnHeadersHeight ()
2188 foreach (DataGridViewColumn col in Columns)
2189 new_height = Math.Max (new_height, col.HeaderCell.PreferredSize.Height);
2191 if (ColumnHeadersHeight != new_height)
2192 ColumnHeadersHeight = new_height;
2195 [MonoTODO ("columnIndex parameter is not used")]
2196 public void AutoResizeColumnHeadersHeight (int columnIndex)
2198 AutoResizeColumnHeadersHeight ();
2201 public void AutoResizeColumns () {
2202 AutoResizeColumns (DataGridViewAutoSizeColumnsMode.AllCells);
2205 public void AutoResizeColumns (DataGridViewAutoSizeColumnsMode autoSizeColumnsMode) {
2206 AutoResizeColumns (autoSizeColumnsMode, true);
2209 public void AutoResizeRow (int rowIndex)
2211 AutoResizeRow (rowIndex, DataGridViewAutoSizeRowMode.AllCells, true);
2214 public void AutoResizeRow (int rowIndex, DataGridViewAutoSizeRowMode autoSizeRowMode)
2216 AutoResizeRow (rowIndex, autoSizeRowMode, true);
2219 public void AutoResizeRowHeadersWidth (DataGridViewRowHeadersWidthSizeMode rowHeadersWidthSizeMode)
2221 if (rowHeadersWidthSizeMode == DataGridViewRowHeadersWidthSizeMode.AutoSizeToFirstHeader) {
2222 RowHeadersWidth = GetRowInternal (0).HeaderCell.PreferredSize.Width;
2228 if (rowHeadersWidthSizeMode == DataGridViewRowHeadersWidthSizeMode.AutoSizeToDisplayedHeaders) {
2229 foreach (DataGridViewRow row in Rows)
2231 new_width = Math.Max (new_width, row.HeaderCell.PreferredSize.Width);
2233 if (RowHeadersWidth != new_width)
2234 RowHeadersWidth = new_width;
2239 if (rowHeadersWidthSizeMode == DataGridViewRowHeadersWidthSizeMode.AutoSizeToAllHeaders) {
2240 foreach (DataGridViewRow row in Rows)
2241 new_width = Math.Max (new_width, row.HeaderCell.PreferredSize.Width);
2243 if (RowHeadersWidth != new_width)
2244 RowHeadersWidth = new_width;
2250 [MonoTODO ("Does not use rowIndex parameter.")]
2251 public void AutoResizeRowHeadersWidth (int rowIndex, DataGridViewRowHeadersWidthSizeMode rowHeadersWidthSizeMode)
2253 AutoResizeRowHeadersWidth (rowHeadersWidthSizeMode);
2256 public void AutoResizeRows ()
2258 AutoResizeRows (0, Rows.Count, DataGridViewAutoSizeRowMode.AllCells, false);
2261 public void AutoResizeRows (DataGridViewAutoSizeRowsMode autoSizeRowsMode)
2263 if (!Enum.IsDefined(typeof(DataGridViewAutoSizeRowsMode), autoSizeRowsMode))
2264 throw new InvalidEnumArgumentException ("Parameter autoSizeRowsMode is not a valid DataGridViewRowsMode.");
2265 if ((autoSizeRowsMode == DataGridViewAutoSizeRowsMode.AllHeaders || autoSizeRowsMode == DataGridViewAutoSizeRowsMode.DisplayedHeaders) && rowHeadersVisible == false)
2266 throw new InvalidOperationException ("Parameter autoSizeRowsMode cannot be AllHeaders or DisplayedHeaders in this DataGridView.");
2267 if (autoSizeRowsMode == DataGridViewAutoSizeRowsMode.None)
2268 throw new ArgumentException ("Parameter autoSizeRowsMode cannot be None.");
2270 AutoResizeRows (autoSizeRowsMode, false);
2273 public virtual bool BeginEdit (bool selectAll) {
2274 if (currentCell == null || currentCell.IsInEditMode)
2277 if (currentCell.RowIndex >= 0) {
2278 if ((currentCell.InheritedState & DataGridViewElementStates.ReadOnly) == DataGridViewElementStates.ReadOnly) {
2283 DataGridViewCell cell = currentCell;
2284 Type editType = cell.EditType;
2286 if (editType == null && !(cell is IDataGridViewEditingCell))
2289 // Give user a chance to cancel the edit
2290 DataGridViewCellCancelEventArgs e = new DataGridViewCellCancelEventArgs (cell.ColumnIndex, cell.RowIndex);
2291 OnCellBeginEdit (e);
2296 cell.SetIsInEditMode (true);
2298 // The cell has an editing control we need to setup
2299 if (editType != null) {
2300 Control ctrl = EditingControlInternal;
2302 // Check if we can reuse the one we already have
2303 bool isCorrectType = ctrl != null && ctrl.GetType () == editType;
2308 // We couldn't use the existing one, create a new one
2310 ctrl = (Control) Activator.CreateInstance (editType);
2311 EditingControlInternal = ctrl;
2314 // Call some functions that allows the editing control to get setup
2315 DataGridViewCellStyle style = cell.RowIndex == -1 ? DefaultCellStyle : cell.InheritedStyle;
2317 cell.InitializeEditingControl (cell.RowIndex, cell.FormattedValue, style);
2318 cell.PositionEditingControl (true, true, this.GetCellDisplayRectangle (cell.ColumnIndex, cell.RowIndex, false), bounds, style, false, false, (columns [cell.ColumnIndex].DisplayIndex == 0), (cell.RowIndex == 0));
2320 // Show the editing control
2321 if (EditingControlInternal != null)
2322 EditingControlInternal.Visible = true;
2324 IDataGridViewEditingControl dgvEditingControl = (IDataGridViewEditingControl) EditingControlInternal;
2325 if (dgvEditingControl != null) {
2326 dgvEditingControl.EditingControlDataGridView = this;
2327 dgvEditingControl.EditingControlRowIndex = currentCell.OwningRow.Index;
2328 dgvEditingControl.ApplyCellStyleToEditingControl (style);
2329 dgvEditingControl.PrepareEditingControlForEdit (selectAll);
2330 dgvEditingControl.EditingControlFormattedValue = currentCell.EditedFormattedValue;
2335 // If we are here, it means we have a cell that does not have an editing control
2336 // and simply implements IDataGridViewEditingCell itself.
2337 (cell as IDataGridViewEditingCell).PrepareEditingCellForEdit (selectAll);
2342 public bool CancelEdit ()
2344 if (currentCell != null) {
2345 if (currentCell.IsInEditMode) {
2346 currentCell.SetIsInEditMode (false);
2347 currentCell.DetachEditingControl ();
2350 if (currentCell.RowIndex == NewRowIndex) {
2351 if (DataManager != null)
2352 DataManager.CancelCurrentEdit ();
2354 new_row_editing = false;
2355 PrepareEditingRow (false, false);
2356 MoveCurrentCell (currentCell.ColumnIndex, NewRowIndex, true, false, false, true);
2357 OnUserDeletedRow (new DataGridViewRowEventArgs (EditingRow));
2364 public void ClearSelection ()
2366 foreach (DataGridViewColumn col in SelectedColumns)
2367 col.Selected = false;
2368 foreach (DataGridViewRow row in SelectedRows)
2369 row.Selected = false;
2370 foreach (DataGridViewCell cell in SelectedCells)
2371 cell.Selected = false;
2374 public bool CommitEdit (DataGridViewDataErrorContexts context)
2376 if (currentCell == null)
2380 currentCell.Value = currentCell.ParseFormattedValue (currentCell.EditedFormattedValue,
2381 currentCell.InheritedStyle, null, null);
2382 } catch (Exception e) {
2383 DataGridViewDataErrorEventArgs args = new DataGridViewDataErrorEventArgs (e, currentCell.ColumnIndex, currentCell.RowIndex,
2384 DataGridViewDataErrorContexts.Commit);
2385 OnDataError (false, args);
2386 if (args.ThrowException)
2393 [MonoTODO ("Always includes partial columns")]
2394 public int DisplayedColumnCount (bool includePartialColumns)
2398 for (int i = first_col_index; i < Columns.Count; i++)
2399 if (Columns.ColumnDisplayIndexSortedArrayList[i].Displayed)
2407 public int DisplayedRowCount (bool includePartialRow)
2412 if (ColumnHeadersVisible)
2413 rowTop += ColumnHeadersHeight;
2415 for (int index = first_row_index; index < Rows.Count; index++) {
2416 DataGridViewRow row = GetRowInternal (index);
2417 if (rowTop + row.Height <= ClientSize.Height) {
2419 rowTop += row.Height;
2421 if (includePartialRow)
2430 public bool EndEdit ()
2432 return EndEdit (DataGridViewDataErrorContexts.Commit);
2435 [MonoTODO ("Does not use context parameter")]
2436 public bool EndEdit (DataGridViewDataErrorContexts context)
2438 if (currentCell == null || !currentCell.IsInEditMode)
2441 if (!CommitEdit (context)) {
2442 if (DataManager != null)
2443 DataManager.EndCurrentEdit ();
2444 if (EditingControl != null)
2445 EditingControl.Focus ();
2449 currentCell.SetIsInEditMode (false);
2450 currentCell.DetachEditingControl ();
2451 OnCellEndEdit (new DataGridViewCellEventArgs (currentCell.ColumnIndex, currentCell.RowIndex));
2453 if (currentCell.RowIndex == NewRowIndex) {
2454 new_row_editing = false;
2455 editing_row = null; // editing row becomes a real row
2456 PrepareEditingRow (true, false); // add a new editing row
2457 MoveCurrentCell (currentCell.ColumnIndex, NewRowIndex, true, false, false, true);
2462 public int GetCellCount (DataGridViewElementStates includeFilter) {
2464 foreach (DataGridViewRow row in rows) {
2465 foreach (DataGridViewCell cell in row.Cells) {
2466 if ((cell.State & includeFilter) != 0) {
2474 internal DataGridViewRow GetRowInternal (int rowIndex)
2476 return Rows.SharedRow (rowIndex);
2479 internal DataGridViewCell GetCellInternal (int colIndex, int rowIndex)
2481 return GetRowInternal (rowIndex).Cells.GetCellInternal (colIndex);
2484 public Rectangle GetCellDisplayRectangle (int columnIndex, int rowIndex, bool cutOverflow) {
2485 if (columnIndex < 0 || columnIndex >= columns.Count) {
2486 throw new ArgumentOutOfRangeException("Column index is out of range.");
2489 int x = 0, y = 0, w = 0, h = 0;
2494 if (ColumnHeadersVisible)
2495 y += ColumnHeadersHeight;
2497 if (RowHeadersVisible)
2498 x += RowHeadersWidth;
2500 List<DataGridViewColumn> cols = columns.ColumnDisplayIndexSortedArrayList;
2502 for (int i = first_col_index; i < cols.Count; i++) {
2503 if (!cols[i].Visible)
2506 if (cols[i].Index == columnIndex) {
2514 for (int i = first_row_index; i < Rows.Count; i++) {
2515 if (i == rowIndex) {
2516 h = rows [i].Height;
2520 y += rows [i].Height;
2523 return new Rectangle (x, y, w, h);
2526 public virtual DataObject GetClipboardContent () {
2528 if (clipboardCopyMode == DataGridViewClipboardCopyMode.Disable)
2529 throw new InvalidOperationException ("Generating Clipboard content is not supported when the ClipboardCopyMode property is Disable.");
2531 int start_row = int.MaxValue, end_row = int.MinValue;
2532 int start_col = int.MaxValue, end_col = int.MinValue;
2534 bool include_row_headers = false;
2535 bool include_col_headers = false;
2536 bool only_included_headers = false;
2537 bool headers_includable = false;
2539 switch (ClipboardCopyMode) {
2540 case DataGridViewClipboardCopyMode.EnableWithoutHeaderText:
2542 case DataGridViewClipboardCopyMode.EnableWithAutoHeaderText:
2543 // Headers are included if not selection mode is CellSelect, and any header is selected.
2544 headers_includable = selectionMode != DataGridViewSelectionMode.CellSelect;
2546 case DataGridViewClipboardCopyMode.EnableAlwaysIncludeHeaderText:
2547 include_col_headers = include_row_headers = true;
2551 BitArray included_rows = new BitArray (RowCount);
2552 BitArray included_cols = new BitArray (ColumnCount);
2554 // If there are any selected columns,
2555 // include the column headers (if headers are to be shown).
2556 if (headers_includable && !include_col_headers) {
2557 for (int c = 0; c < ColumnCount; c++) {
2558 if (Columns [c].Selected) {
2559 include_col_headers = true;
2565 // Find the smallest rectangle that encompasses all selected cells.
2566 for (int r = 0; r < RowCount; r++) {
2567 DataGridViewRow row = Rows [r];
2569 if (headers_includable && !include_row_headers && row.Selected) {
2570 include_row_headers = true;
2573 for (int c = 0; c < ColumnCount; c++) {
2574 DataGridViewCell cell = row.Cells [c];
2576 if (cell == null || !cell.Selected)
2579 included_cols [c] = true;
2580 included_rows [r] = true;
2582 start_row = Math.Min (start_row, r);
2583 start_col = Math.Min (start_col, c);
2584 end_row = Math.Max (end_row, r);
2585 end_col = Math.Max (end_col, c);
2589 // Mark rows/columns in between selected cells as included if the selection mode isn't FullHeaderSelect.
2590 switch (selectionMode){
2591 case DataGridViewSelectionMode.CellSelect:
2592 case DataGridViewSelectionMode.ColumnHeaderSelect:
2593 case DataGridViewSelectionMode.RowHeaderSelect:
2594 if (selectionMode != DataGridViewSelectionMode.ColumnHeaderSelect) {
2595 for (int r = start_row; r <= end_row; r++) {
2596 included_rows.Set (r, true);
2598 } else if (start_row <= end_row) {
2599 included_rows.SetAll (true);
2601 if (selectionMode != DataGridViewSelectionMode.RowHeaderSelect) {
2602 for (int c = start_col; c <= end_col; c++) {
2603 included_cols.Set (c, true);
2607 case DataGridViewSelectionMode.FullColumnSelect:
2608 case DataGridViewSelectionMode.FullRowSelect:
2609 only_included_headers = true;
2613 if (start_row > end_row)
2616 if (start_col > end_col)
2619 DataObject result = new DataObject ();
2621 System.Text.StringBuilder text_builder = new System.Text.StringBuilder ();
2622 System.Text.StringBuilder utext_builder = new System.Text.StringBuilder ();
2623 System.Text.StringBuilder html_builder = new System.Text.StringBuilder ();
2624 System.Text.StringBuilder csv_builder = new System.Text.StringBuilder ();
2626 // Loop through all rows and columns to create the content.
2627 // -1 is the header row/column.
2628 int first_row = start_row;
2629 int first_col = start_col;
2630 if (include_col_headers) {
2633 for (int r = first_row; r <= end_row; r++) {
2634 DataGridViewRow row = null;
2637 if (!included_rows [r])
2643 if (include_row_headers) {
2647 for (int c = first_col; c <= end_col; c++) {
2648 DataGridViewCell cell = null;
2650 if (c >= 0 && only_included_headers && !included_cols [c])
2655 cell = TopLeftHeaderCell;
2657 cell = Columns [c].HeaderCell;
2661 cell = row.HeaderCell;
2663 cell = row.Cells [c];
2667 string text, utext, html, csv;
2668 bool is_first_cell = (c == first_col);
2669 bool is_last_cell = (c == end_col);
2670 bool is_first_row = (r == first_row);
2671 bool is_last_row = (r == end_row);
2674 text = string.Empty;
2675 utext = string.Empty;
2676 html = string.Empty;
2679 text = cell.GetClipboardContentInternal (r, is_first_cell, is_last_cell, is_first_row, is_last_row, DataFormats.Text) as string;
2680 utext = cell.GetClipboardContentInternal (r, is_first_cell, is_last_cell, is_first_row, is_last_row, DataFormats.UnicodeText) as string;
2681 html = cell.GetClipboardContentInternal (r, is_first_cell, is_last_cell, is_first_row, is_last_row, DataFormats.Html) as string;
2682 csv = cell.GetClipboardContentInternal (r, is_first_cell, is_last_cell, is_first_row, is_last_row, DataFormats.CommaSeparatedValue) as string;
2685 text_builder.Append (text);
2686 utext_builder.Append (utext);
2687 html_builder.Append (html);
2688 csv_builder.Append (csv);
2690 if (c == -1) { // If we just did the row header, jump to the first column.
2695 if (r == -1) {// If we just did the column header, jump to the first row.
2701 // Html content always get the \r\n newline
2702 // It's valid html anyway, and it eases testing quite a bit
2703 // (since otherwise we'd have to change the start indices
2704 // in the added prologue/epilogue text)
2706 int fragment_end = 135 + html_builder.Length;
2707 int html_end = fragment_end + 36;
2710 "StartHTML:00000097{0}" +
2711 "EndHTML:{1:00000000}{0}" +
2712 "StartFragment:00000133{0}" +
2713 "EndFragment:{2:00000000}{0}" +
2716 "<!--StartFragment-->";
2718 html_start = string.Format (html_start, "\r\n", html_end, fragment_end);
2719 html_builder.Insert (0, html_start);
2720 html_builder.AppendFormat ("{0}<!--EndFragment-->{0}</BODY>{0}</HTML>", "\r\n");
2722 result.SetData (DataFormats.CommaSeparatedValue, false, csv_builder.ToString ());
2723 result.SetData (DataFormats.Html, false, html_builder.ToString ());
2724 result.SetData (DataFormats.UnicodeText, false, utext_builder.ToString ());
2725 result.SetData (DataFormats.Text, false, text_builder.ToString ());
2730 [MonoTODO ("Does not use cutOverflow parameter")]
2731 public Rectangle GetColumnDisplayRectangle (int columnIndex, bool cutOverflow)
2733 if (columnIndex < 0 || columnIndex > Columns.Count - 1)
2734 throw new ArgumentOutOfRangeException ("columnIndex");
2741 if (RowHeadersVisible)
2742 x += RowHeadersWidth;
2744 List<DataGridViewColumn> cols = columns.ColumnDisplayIndexSortedArrayList;
2746 for (int i = first_col_index; i < cols.Count; i++) {
2747 if (!cols[i].Visible)
2750 if (cols[i].Index == columnIndex) {
2758 return new Rectangle (x, 0, w, Height);
2761 [MonoTODO ("Does not use cutOverflow parameter")]
2762 public Rectangle GetRowDisplayRectangle (int rowIndex, bool cutOverflow)
2764 if (rowIndex < 0 || rowIndex > Rows.Count - 1)
2765 throw new ArgumentOutOfRangeException ("rowIndex");
2772 if (ColumnHeadersVisible)
2773 y += ColumnHeadersHeight;
2775 for (int i = first_row_index; i < Rows.Count; i++) {
2776 if (i == rowIndex) {
2781 y += rows[i].Height;
2784 return new Rectangle (0, y, Width, h);
2787 public HitTestInfo HitTest (int x, int y) {
2788 ///////////////////////////////////////////////////////
2789 //Console.WriteLine ("HitTest ({0}, {1})", x, y);
2790 bool isInColHeader = columnHeadersVisible && y >= 0 && y <= ColumnHeadersHeight;
2791 bool isInRowHeader = rowHeadersVisible && x >= 0 && x <= RowHeadersWidth;
2794 if (isInColHeader && isInRowHeader)
2795 return new HitTestInfo (-1, x, -1, y, DataGridViewHitTestType.TopLeftHeader);
2797 // HorizontalScrollBar
2798 if (horizontalScrollBar.Visible && horizontalScrollBar.Bounds.Contains (x, y))
2799 return new HitTestInfo (-1, x, -1, y, DataGridViewHitTestType.HorizontalScrollBar);
2801 // VerticalScrollBar
2802 if (verticalScrollBar.Visible && verticalScrollBar.Bounds.Contains (x, y))
2803 return new HitTestInfo (-1, x, -1, y, DataGridViewHitTestType.VerticalScrollBar);
2805 // The little box in the bottom right if both scrollbars are shown is None
2806 if (verticalScrollBar.Visible && horizontalScrollBar.Visible)
2807 if (new Rectangle (verticalScrollBar.Left, horizontalScrollBar.Top, verticalScrollBar.Width, horizontalScrollBar.Height).Contains (x, y))
2808 return new HitTestInfo (-1, x, -1, y, DataGridViewHitTestType.None);
2813 int top = columnHeadersVisible ? columnHeadersHeight : 0;
2815 for (int i = first_row_index; i < Rows.Count; i++) {
2816 DataGridViewRow row = Rows[i];
2818 if (y > top && y <= (top + row.Height)) {
2826 int left = rowHeadersVisible ? RowHeadersWidth : 0;
2828 List<DataGridViewColumn> cols = columns.ColumnDisplayIndexSortedArrayList;
2830 for (int i = first_col_index; i < cols.Count; i++) {
2831 if (!cols[i].Visible)
2834 if (x > left && x <= (left + cols[i].Width)) {
2835 colindex = cols[i].Index;
2839 left += cols[i].Width;
2842 if (colindex >= 0 && rowindex >= 0)
2843 return new HitTestInfo (colindex, x, rowindex, y, DataGridViewHitTestType.Cell);
2845 if (isInColHeader && colindex > -1)
2846 return new HitTestInfo (colindex, x, rowindex, y, DataGridViewHitTestType.ColumnHeader);
2848 if (isInRowHeader && rowindex > -1)
2849 return new HitTestInfo (colindex, x, rowindex, y, DataGridViewHitTestType.RowHeader);
2851 return new HitTestInfo (-1, x, -1, y, DataGridViewHitTestType.None);
2854 [MonoTODO ("Invalidates whole grid")]
2855 public void InvalidateCell (DataGridViewCell dataGridViewCell)
2857 if (dataGridViewCell == null)
2858 throw new ArgumentNullException ("Cell is null");
2860 if (dataGridViewCell.DataGridView != this)
2861 throw new ArgumentException ("The specified cell does not belong to this DataGridView.");
2863 InvalidateCell (dataGridViewCell.ColumnIndex, dataGridViewCell.RowIndex);
2866 [MonoTODO ("Invalidates whole grid")]
2867 public void InvalidateCell (int columnIndex, int rowIndex)
2869 if (columnIndex < 0 || columnIndex >= columns.Count)
2870 throw new ArgumentOutOfRangeException ("Column index is out of range.");
2872 if (rowIndex < 0 || rowIndex >= rows.Count)
2873 throw new ArgumentOutOfRangeException ("Row index is out of range.");
2875 Invalidate (GetCellDisplayRectangle (columnIndex, rowIndex, true));
2878 [MonoTODO ("Invalidates whole grid")]
2879 public void InvalidateColumn (int columnIndex)
2881 if (columnIndex < 0 || columnIndex >= columns.Count)
2882 throw new ArgumentOutOfRangeException ("Column index is out of range.");
2884 Invalidate (GetColumnDisplayRectangle (columnIndex, true));
2887 [MonoTODO ("Invalidates whole grid")]
2888 public void InvalidateRow (int rowIndex)
2890 if (rowIndex < 0 || rowIndex >= rows.Count)
2891 throw new ArgumentOutOfRangeException ("Row index is out of range.");
2893 Invalidate (GetRowDisplayRectangle (rowIndex, true));
2896 public virtual void NotifyCurrentCellDirty (bool dirty) {
2897 if (currentCell != null)
2898 InvalidateCell (currentCell);
2901 public bool RefreshEdit ()
2903 if (IsCurrentCellInEditMode) {
2904 currentCell.InitializeEditingControl (currentCell.RowIndex, currentCell.FormattedValue, currentCell.InheritedStyle);
2911 [EditorBrowsable (EditorBrowsableState.Never)]
2912 public override void ResetText ()
2914 Text = string.Empty;
2917 public void SelectAll () {
2918 switch (selectionMode) {
2919 case DataGridViewSelectionMode.FullRowSelect:
2920 foreach (DataGridViewRow row in rows) {
2921 (row as DataGridViewBand).Selected = true;
2924 case DataGridViewSelectionMode.FullColumnSelect:
2925 foreach (DataGridViewColumn col in columns) {
2926 (col as DataGridViewBand).Selected = true;
2930 foreach (DataGridViewRow row in rows) {
2931 foreach (DataGridViewCell cell in row.Cells) {
2932 cell.Selected = true;
2941 public virtual void Sort (IComparer comparer)
2943 if (comparer == null)
2944 throw new ArgumentNullException ("comparer");
2945 if (VirtualMode || DataSource != null)
2946 throw new InvalidOperationException ();
2948 if (SortedColumn != null)
2949 SortedColumn.HeaderCell.SortGlyphDirection = SortOrder.None;
2953 Rows.Sort (comparer);
2955 sortedColumn = null;
2956 sortOrder = SortOrder.None;
2962 OnSorted (EventArgs.Empty);
2965 public virtual void Sort (DataGridViewColumn dataGridViewColumn, ListSortDirection direction)
2967 if (dataGridViewColumn == null)
2968 throw new ArgumentNullException ("dataGridViewColumn");
2969 if (dataGridViewColumn.DataGridView != this)
2970 throw new ArgumentException ("dataGridViewColumn");
2975 if (SortedColumn != null)
2976 SortedColumn.HeaderCell.SortGlyphDirection = SortOrder.None;
2978 sortedColumn = dataGridViewColumn;
2979 sortOrder = direction == ListSortDirection.Ascending ? SortOrder.Ascending : SortOrder.Descending;
2981 if (Rows.Count == 0)
2984 if (dataGridViewColumn.IsDataBound) {
2985 IBindingList bindingList = DataManager.List as IBindingList;
2986 if (bindingList != null && bindingList.SupportsSorting) {
2987 bindingList.ApplySort (DataManager.GetItemProperties()[dataGridViewColumn.DataPropertyName], direction);
2988 dataGridViewColumn.HeaderCell.SortGlyphDirection = sortOrder;
2991 // Figure out if this is a numeric sort or text sort
2992 bool is_numeric = true;
2995 foreach (DataGridViewRow row in Rows) {
2996 object val = row.Cells[dataGridViewColumn.Index].Value;
2998 if (val != null && !double.TryParse (val.ToString (), out n)) {
3004 ColumnSorter sorter = new ColumnSorter (dataGridViewColumn, direction, is_numeric);
3006 dataGridViewColumn.HeaderCell.SortGlyphDirection = sortOrder;
3010 OnSorted (EventArgs.Empty);
3013 public void UpdateCellErrorText (int columnIndex, int rowIndex)
3015 if (columnIndex < 0 || columnIndex > Columns.Count - 1)
3016 throw new ArgumentOutOfRangeException ("columnIndex");
3017 if (rowIndex < 0 || rowIndex > Rows.Count - 1)
3018 throw new ArgumentOutOfRangeException ("rowIndex");
3020 InvalidateCell (columnIndex, rowIndex);
3023 public void UpdateCellValue (int columnIndex, int rowIndex)
3025 if (columnIndex < 0 || columnIndex > Columns.Count - 1)
3026 throw new ArgumentOutOfRangeException ("columnIndex");
3027 if (rowIndex < 0 || rowIndex > Rows.Count - 1)
3028 throw new ArgumentOutOfRangeException ("rowIndex");
3030 InvalidateCell (columnIndex, rowIndex);
3033 public void UpdateRowErrorText (int rowIndex)
3035 if (rowIndex < 0 || rowIndex > Rows.Count - 1)
3036 throw new ArgumentOutOfRangeException ("rowIndex");
3038 InvalidateRow (rowIndex);
3041 public void UpdateRowErrorText (int rowIndexStart, int rowIndexEnd)
3043 if (rowIndexStart < 0 || rowIndexStart > Rows.Count - 1)
3044 throw new ArgumentOutOfRangeException ("rowIndexStart");
3045 if (rowIndexEnd < 0 || rowIndexEnd > Rows.Count - 1)
3046 throw new ArgumentOutOfRangeException ("rowIndexEnd");
3047 if (rowIndexEnd < rowIndexStart)
3048 throw new ArgumentOutOfRangeException ("rowIndexEnd", "rowIndexEnd must be greater than rowIndexStart");
3050 for (int i = rowIndexStart; i <= rowIndexEnd; i++)
3054 public void UpdateRowHeightInfo (int rowIndex, bool updateToEnd) {
3055 throw new NotImplementedException();
3058 protected override bool CanEnableIme {
3060 if (CurrentCell != null && CurrentCell.EditType != null)
3067 protected override Size DefaultSize {
3068 get { return new Size (240, 150); }
3071 protected ScrollBar HorizontalScrollBar {
3072 get { return horizontalScrollBar; }
3075 protected ScrollBar VerticalScrollBar {
3076 get { return verticalScrollBar; }
3079 protected virtual void AccessibilityNotifyCurrentCellChanged (Point cellAddress)
3081 throw new NotImplementedException ();
3084 [MonoTODO ("Does not use fixedHeight parameter")]
3085 protected void AutoResizeColumn (int columnIndex, DataGridViewAutoSizeColumnMode autoSizeColumnMode, bool fixedHeight)
3087 AutoResizeColumn (columnIndex, autoSizeColumnMode);
3090 [MonoTODO ("Does not use fixedRowHeadersWidth or fixedColumnsWidth parameters")]
3091 protected void AutoResizeColumnHeadersHeight (bool fixedRowHeadersWidth, bool fixedColumnsWidth)
3093 AutoResizeColumnHeadersHeight ();
3096 [MonoTODO ("Does not use columnIndex or fixedRowHeadersWidth or fixedColumnsWidth parameters")]
3097 protected void AutoResizeColumnHeadersHeight (int columnIndex, bool fixedRowHeadersWidth, bool fixedColumnWidth)
3099 AutoResizeColumnHeadersHeight (columnIndex);
3102 protected void AutoResizeColumns (DataGridViewAutoSizeColumnsMode autoSizeColumnsMode, bool fixedHeight) {
3103 for (int i = 0; i < Columns.Count; i++) {
3104 AutoResizeColumn (i, (DataGridViewAutoSizeColumnMode) autoSizeColumnsMode, fixedHeight);
3108 [MonoTODO ("Does not use fixedWidth parameter")]
3109 protected void AutoResizeRow (int rowIndex, DataGridViewAutoSizeRowMode autoSizeRowMode, bool fixedWidth)
3111 if (autoSizeRowMode == DataGridViewAutoSizeRowMode.RowHeader && !rowHeadersVisible)
3112 throw new InvalidOperationException ("row headers are not visible");
3113 if (rowIndex < 0 || rowIndex > Rows.Count - 1)
3114 throw new ArgumentOutOfRangeException ("rowIndex");
3116 DataGridViewRow row = GetRowInternal (rowIndex);
3118 int new_height = row.GetPreferredHeight (rowIndex, autoSizeRowMode, true);
3120 if (row.Height != new_height)
3121 row.SetAutoSizeHeight (new_height);
3124 [MonoTODO ("Does not use fixedColumnHeadersHeight or fixedRowsHeight parameter")]
3125 protected void AutoResizeRowHeadersWidth (DataGridViewRowHeadersWidthSizeMode rowHeadersWidthSizeMode, bool fixedColumnHeadersHeight, bool fixedRowsHeight)
3127 AutoResizeRowHeadersWidth (rowHeadersWidthSizeMode);
3130 [MonoTODO ("Does not use rowIndex or fixedColumnHeadersHeight or fixedRowsHeight parameter")]
3131 protected void AutoResizeRowHeadersWidth (int rowIndex, DataGridViewRowHeadersWidthSizeMode rowHeadersWidthSizeMode, bool fixedColumnHeadersHeight, bool fixedRowHeight)
3133 AutoResizeRowHeadersWidth (rowHeadersWidthSizeMode);
3136 [MonoTODO ("Does not use fixedWidth parameter")]
3137 protected void AutoResizeRows (DataGridViewAutoSizeRowsMode autoSizeRowsMode, bool fixedWidth)
3139 if (autoSizeRowsMode == DataGridViewAutoSizeRowsMode.None)
3142 bool displayed_only = false;
3143 DataGridViewAutoSizeRowMode mode = DataGridViewAutoSizeRowMode.AllCells;
3145 switch (autoSizeRowsMode) {
3146 case DataGridViewAutoSizeRowsMode.AllHeaders:
3147 mode = DataGridViewAutoSizeRowMode.RowHeader;
3149 case DataGridViewAutoSizeRowsMode.AllCellsExceptHeaders:
3150 mode = DataGridViewAutoSizeRowMode.AllCellsExceptHeader;
3152 case DataGridViewAutoSizeRowsMode.AllCells:
3153 mode = DataGridViewAutoSizeRowMode.AllCells;
3155 case DataGridViewAutoSizeRowsMode.DisplayedHeaders:
3156 mode = DataGridViewAutoSizeRowMode.RowHeader;
3157 displayed_only = true;
3159 case DataGridViewAutoSizeRowsMode.DisplayedCellsExceptHeaders:
3160 mode = DataGridViewAutoSizeRowMode.AllCellsExceptHeader;
3161 displayed_only = true;
3163 case DataGridViewAutoSizeRowsMode.DisplayedCells:
3164 mode = DataGridViewAutoSizeRowMode.AllCells;
3165 displayed_only = true;
3169 foreach (DataGridViewRow row in Rows) {
3170 if (!displayed_only || row.Displayed) {
3171 int new_height = row.GetPreferredHeight (row.Index, mode, fixedWidth);
3173 if (row.Height != new_height)
3174 row.SetAutoSizeHeight (new_height);
3179 [MonoTODO ("Does not use fixedMode parameter")]
3180 protected void AutoResizeRows (int rowIndexStart, int rowsCount, DataGridViewAutoSizeRowMode autoSizeRowMode, bool fixedWidth)
3182 for (int i = rowIndexStart; i < rowIndexStart + rowsCount; i++)
3183 AutoResizeRow (i, autoSizeRowMode, fixedWidth);
3186 protected void ClearSelection (int columnIndexException, int rowIndexException, bool selectExceptionElement) {
3187 if (columnIndexException >= columns.Count) {
3188 throw new ArgumentOutOfRangeException("ColumnIndexException is greater than the highest column index.");
3190 if (selectionMode == DataGridViewSelectionMode.FullRowSelect) {
3191 if (columnIndexException < -1) {
3192 throw new ArgumentOutOfRangeException("ColumnIndexException is less than -1.");
3196 if (columnIndexException < 0) {
3197 throw new ArgumentOutOfRangeException("ColumnIndexException is less than 0.");
3200 if (rowIndexException >= rows.Count) {
3201 throw new ArgumentOutOfRangeException("RowIndexException is greater than the highest row index.");
3203 if (selectionMode == DataGridViewSelectionMode.FullColumnSelect) {
3204 if (rowIndexException < -1) {
3205 throw new ArgumentOutOfRangeException("RowIndexException is less than -1.");
3209 if (rowIndexException < 0) {
3210 throw new ArgumentOutOfRangeException("RowIndexException is less than 0.");
3213 switch (selectionMode) {
3214 case DataGridViewSelectionMode.FullRowSelect:
3215 foreach (DataGridViewRow row in rows) {
3216 if (selectExceptionElement && row.Index == rowIndexException) {
3219 SetSelectedRowCore (row.Index, false);
3222 case DataGridViewSelectionMode.FullColumnSelect:
3223 foreach (DataGridViewColumn col in columns) {
3224 if (selectExceptionElement && col.Index == columnIndexException) {
3227 SetSelectedColumnCore (col.Index, false);
3231 foreach (DataGridViewCell cell in SelectedCells) {
3232 if (selectExceptionElement && cell.RowIndex == rowIndexException && cell.ColumnIndex == columnIndexException) {
3235 SetSelectedCellCore (cell.ColumnIndex, cell.RowIndex, false);
3241 protected override AccessibleObject CreateAccessibilityInstance ()
3243 return new DataGridViewAccessibleObject(this);
3246 [EditorBrowsable (EditorBrowsableState.Advanced)]
3247 protected virtual DataGridViewColumnCollection CreateColumnsInstance ()
3249 return new DataGridViewColumnCollection(this);
3252 protected override Control.ControlCollection CreateControlsInstance ()
3254 return new DataGridViewControlCollection (this);
3257 [EditorBrowsable (EditorBrowsableState.Advanced)]
3258 protected virtual DataGridViewRowCollection CreateRowsInstance ()
3260 return new DataGridViewRowCollection(this);
3263 protected override void Dispose (bool disposing) {
3266 protected override AccessibleObject GetAccessibilityObjectById (int objectId)
3268 throw new NotImplementedException();
3271 protected override bool IsInputChar (char charCode)
3276 protected override bool IsInputKey (Keys keyData)
3278 // Don't look at the modifiers
3279 keyData = keyData & ~Keys.Modifiers;
3301 protected virtual void OnAllowUserToAddRowsChanged (EventArgs e)
3303 EventHandler eh = (EventHandler)(Events [AllowUserToAddRowsChangedEvent]);
3308 protected virtual void OnAllowUserToDeleteRowsChanged (EventArgs e)
3310 EventHandler eh = (EventHandler)(Events [AllowUserToDeleteRowsChangedEvent]);
3315 protected virtual void OnAllowUserToOrderColumnsChanged (EventArgs e)
3317 EventHandler eh = (EventHandler)(Events [AllowUserToOrderColumnsChangedEvent]);
3322 protected virtual void OnAllowUserToResizeColumnsChanged (EventArgs e)
3324 EventHandler eh = (EventHandler)(Events [AllowUserToResizeColumnsChangedEvent]);
3329 protected virtual void OnAllowUserToResizeRowsChanged (EventArgs e)
3331 EventHandler eh = (EventHandler)(Events [AllowUserToResizeRowsChangedEvent]);
3336 protected virtual void OnAlternatingRowsDefaultCellStyleChanged (EventArgs e)
3338 EventHandler eh = (EventHandler)(Events [AlternatingRowsDefaultCellStyleChangedEvent]);
3343 protected virtual void OnAutoGenerateColumnsChanged (EventArgs e)
3345 EventHandler eh = (EventHandler)(Events [AutoGenerateColumnsChangedEvent]);
3350 protected internal virtual void OnAutoSizeColumnModeChanged (DataGridViewAutoSizeColumnModeEventArgs e)
3352 DataGridViewAutoSizeColumnModeEventHandler eh = (DataGridViewAutoSizeColumnModeEventHandler)(Events [AutoSizeColumnModeChangedEvent]);
3357 protected virtual void OnAutoSizeColumnsModeChanged (DataGridViewAutoSizeColumnsModeEventArgs e)
3359 DataGridViewAutoSizeColumnsModeEventHandler eh = (DataGridViewAutoSizeColumnsModeEventHandler)(Events [AutoSizeColumnsModeChangedEvent]);
3364 protected virtual void OnAutoSizeRowsModeChanged (DataGridViewAutoSizeModeEventArgs e)
3366 DataGridViewAutoSizeModeEventHandler eh = (DataGridViewAutoSizeModeEventHandler)(Events [AutoSizeRowsModeChangedEvent]);
3371 protected virtual void OnBackgroundColorChanged (EventArgs e)
3373 EventHandler eh = (EventHandler)(Events [BackgroundColorChangedEvent]);
3378 protected override void OnBindingContextChanged (EventArgs e)
3380 base.OnBindingContextChanged(e);
3384 protected virtual void OnBorderStyleChanged (EventArgs e)
3386 EventHandler eh = (EventHandler)(Events [BorderStyleChangedEvent]);
3391 protected virtual void OnCancelRowEdit (QuestionEventArgs e) {
3392 QuestionEventHandler eh = (QuestionEventHandler)(Events [CancelRowEditEvent]);
3397 protected virtual void OnCellBeginEdit (DataGridViewCellCancelEventArgs e)
3399 DataGridViewCellCancelEventHandler eh = (DataGridViewCellCancelEventHandler)(Events [CellBeginEditEvent]);
3404 protected virtual void OnCellBorderStyleChanged (EventArgs e)
3406 EventHandler eh = (EventHandler)(Events [CellBorderStyleChangedEvent]);
3411 protected virtual void OnCellClick (DataGridViewCellEventArgs e)
3413 DataGridViewCell cell = GetCellInternal (e.ColumnIndex, e.RowIndex);
3415 cell.OnClickInternal (e);
3417 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [CellClickEvent]);
3422 protected virtual void OnCellContentClick (DataGridViewCellEventArgs e)
3424 DataGridViewCell cell = GetCellInternal (e.ColumnIndex, e.RowIndex);
3426 cell.OnContentClickInternal (e);
3428 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [CellContentClickEvent]);
3433 protected virtual void OnCellContentDoubleClick (DataGridViewCellEventArgs e)
3435 DataGridViewCell cell = GetCellInternal (e.ColumnIndex, e.RowIndex);
3437 cell.OnContentDoubleClickInternal (e);
3439 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [CellContentDoubleClickEvent]);
3444 protected virtual void OnCellContextMenuStripChanged (DataGridViewCellEventArgs e)
3446 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [CellContextMenuStripChangedEvent]);
3451 protected virtual void OnCellContextMenuStripNeeded (DataGridViewCellContextMenuStripNeededEventArgs e)
3453 DataGridViewCellContextMenuStripNeededEventHandler eh = (DataGridViewCellContextMenuStripNeededEventHandler)(Events [CellContextMenuStripNeededEvent]);
3458 protected virtual void OnCellDoubleClick (DataGridViewCellEventArgs e)
3460 DataGridViewCell cell = GetCellInternal (e.ColumnIndex, e.RowIndex);
3462 cell.OnDoubleClickInternal (e);
3463 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [CellDoubleClickEvent]);
3468 protected virtual void OnCellEndEdit (DataGridViewCellEventArgs e)
3470 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [CellEndEditEvent]);
3475 protected virtual void OnCellEnter (DataGridViewCellEventArgs e)
3477 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [CellEnterEvent]);
3482 protected internal virtual void OnCellErrorTextChanged (DataGridViewCellEventArgs e)
3484 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [CellErrorTextChangedEvent]);
3489 protected virtual void OnCellErrorTextNeeded (DataGridViewCellErrorTextNeededEventArgs e)
3491 DataGridViewCellErrorTextNeededEventHandler eh = (DataGridViewCellErrorTextNeededEventHandler)(Events [CellErrorTextNeededEvent]);
3496 internal void OnCellFormattingInternal (DataGridViewCellFormattingEventArgs e)
3498 OnCellFormatting (e);
3501 protected virtual void OnCellFormatting (DataGridViewCellFormattingEventArgs e)
3503 DataGridViewCellFormattingEventHandler eh = (DataGridViewCellFormattingEventHandler)(Events [CellFormattingEvent]);
3508 protected virtual void OnCellLeave (DataGridViewCellEventArgs e)
3510 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [CellLeaveEvent]);
3515 protected virtual void OnCellMouseClick (DataGridViewCellMouseEventArgs e)
3517 DataGridViewCell cell = GetCellInternal (e.ColumnIndex, e.RowIndex);
3519 cell.OnMouseClickInternal (e);
3521 DataGridViewCellMouseEventHandler eh = (DataGridViewCellMouseEventHandler)(Events [CellMouseClickEvent]);
3526 protected virtual void OnCellMouseDoubleClick (DataGridViewCellMouseEventArgs e)
3528 DataGridViewCell cell = GetCellInternal (e.ColumnIndex, e.RowIndex);
3530 cell.OnMouseDoubleClickInternal (e);
3532 DataGridViewCellMouseEventHandler eh = (DataGridViewCellMouseEventHandler)(Events [CellMouseDoubleClickEvent]);
3537 protected virtual void OnCellMouseDown (DataGridViewCellMouseEventArgs e)
3540 DataGridViewCell cell = GetCellInternal (e.ColumnIndex, e.RowIndex);
3542 cell.OnMouseDownInternal (e);
3544 DataGridViewCellMouseEventHandler eh = (DataGridViewCellMouseEventHandler)(Events [CellMouseDownEvent]);
3549 protected virtual void OnCellMouseEnter (DataGridViewCellEventArgs e)
3551 DataGridViewCell cell = GetCellInternal (e.ColumnIndex, e.RowIndex);
3553 cell.OnMouseEnterInternal (e.RowIndex);
3555 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [CellMouseEnterEvent]);
3560 protected virtual void OnCellMouseLeave (DataGridViewCellEventArgs e)
3562 DataGridViewCell cell = GetCellInternal (e.ColumnIndex, e.RowIndex);
3564 cell.OnMouseLeaveInternal (e.RowIndex);
3566 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [CellMouseLeaveEvent]);
3571 protected virtual void OnCellMouseMove (DataGridViewCellMouseEventArgs e)
3573 DataGridViewCell cell = GetCellInternal (e.ColumnIndex, e.RowIndex);
3575 cell.OnMouseMoveInternal (e);
3577 DataGridViewCellMouseEventHandler eh = (DataGridViewCellMouseEventHandler)(Events [CellMouseMoveEvent]);
3582 protected virtual void OnCellMouseUp (DataGridViewCellMouseEventArgs e)
3584 DataGridViewCell cell = GetCellInternal (e.ColumnIndex, e.RowIndex);
3586 cell.OnMouseUpInternal (e);
3588 DataGridViewCellMouseEventHandler eh = (DataGridViewCellMouseEventHandler)(Events [CellMouseUpEvent]);
3593 internal void OnCellPaintingInternal (DataGridViewCellPaintingEventArgs e)
3598 protected virtual void OnCellPainting (DataGridViewCellPaintingEventArgs e)
3600 DataGridViewCellPaintingEventHandler eh = (DataGridViewCellPaintingEventHandler)(Events [CellPaintingEvent]);
3605 protected internal virtual void OnCellParsing (DataGridViewCellParsingEventArgs e)
3607 DataGridViewCellParsingEventHandler eh = (DataGridViewCellParsingEventHandler)(Events [CellParsingEvent]);
3612 internal void OnCellStateChangedInternal (DataGridViewCellStateChangedEventArgs e) {
3613 this.OnCellStateChanged (e);
3616 protected virtual void OnCellStateChanged (DataGridViewCellStateChangedEventArgs e)
3618 DataGridViewCellStateChangedEventHandler eh = (DataGridViewCellStateChangedEventHandler)(Events [CellStateChangedEvent]);
3623 protected virtual void OnCellStyleChanged (DataGridViewCellEventArgs e)
3625 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [CellStyleChangedEvent]);
3630 protected virtual void OnCellStyleContentChanged (DataGridViewCellStyleContentChangedEventArgs e) {
3631 DataGridViewCellStyleContentChangedEventHandler eh = (DataGridViewCellStyleContentChangedEventHandler)(Events [CellStyleContentChangedEvent]);
3636 protected virtual void OnCellToolTipTextChanged (DataGridViewCellEventArgs e) {
3637 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [CellToolTipTextChangedEvent]);
3642 protected virtual void OnCellToolTipTextNeeded (DataGridViewCellToolTipTextNeededEventArgs e)
3644 DataGridViewCellToolTipTextNeededEventHandler eh = (DataGridViewCellToolTipTextNeededEventHandler)(Events [CellToolTipTextNeededEvent]);
3649 protected virtual void OnCellValidated (DataGridViewCellEventArgs e)
3651 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [CellValidatedEvent]);
3656 protected virtual void OnCellValidating (DataGridViewCellValidatingEventArgs e)
3658 DataGridViewCellValidatingEventHandler eh = (DataGridViewCellValidatingEventHandler)(Events [CellValidatingEvent]);
3663 protected virtual void OnCellValueChanged (DataGridViewCellEventArgs e)
3665 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [CellValueChangedEvent]);
3670 protected internal virtual void OnCellValueNeeded (DataGridViewCellValueEventArgs e)
3672 DataGridViewCellValueEventHandler eh = (DataGridViewCellValueEventHandler)(Events [CellValueNeededEvent]);
3677 protected virtual void OnCellValuePushed (DataGridViewCellValueEventArgs e)
3679 DataGridViewCellValueEventHandler eh = (DataGridViewCellValueEventHandler)(Events [CellValuePushedEvent]);
3684 internal void OnColumnAddedInternal (DataGridViewColumnEventArgs e)
3686 if (e.Column.CellTemplate != null) {
3687 // The first column has just been added programatically instead of
3688 // autogenerated so we need to create the rows for the first time.
3690 if (!is_autogenerating_columns && columns.Count == 1)
3692 foreach (DataGridViewRow row in Rows)
3693 row.Cells.Add ((DataGridViewCell)e.Column.CellTemplate.Clone ());
3696 AutoResizeColumnsInternal ();
3698 PrepareEditingRow (false, true);
3701 protected virtual void OnColumnAdded (DataGridViewColumnEventArgs e)
3703 DataGridViewColumnEventHandler eh = (DataGridViewColumnEventHandler)(Events [ColumnAddedEvent]);
3708 protected internal virtual void OnColumnContextMenuStripChanged (DataGridViewColumnEventArgs e)
3710 DataGridViewColumnEventHandler eh = (DataGridViewColumnEventHandler)(Events [ColumnContextMenuStripChangedEvent]);
3715 protected internal virtual void OnColumnDataPropertyNameChanged (DataGridViewColumnEventArgs e)
3717 DataGridViewColumnEventHandler eh = (DataGridViewColumnEventHandler)(Events [ColumnDataPropertyNameChangedEvent]);
3722 protected internal virtual void OnColumnDefaultCellStyleChanged (DataGridViewColumnEventArgs e)
3724 DataGridViewColumnEventHandler eh = (DataGridViewColumnEventHandler)(Events [ColumnDefaultCellStyleChangedEvent]);
3729 protected internal virtual void OnColumnDisplayIndexChanged (DataGridViewColumnEventArgs e)
3731 DataGridViewColumnEventHandler eh = (DataGridViewColumnEventHandler)(Events [ColumnDisplayIndexChangedEvent]);
3736 protected virtual void OnColumnDividerDoubleClick (DataGridViewColumnDividerDoubleClickEventArgs e)
3738 DataGridViewColumnDividerDoubleClickEventHandler eh = (DataGridViewColumnDividerDoubleClickEventHandler)(Events [ColumnDividerDoubleClickEvent]);
3743 protected internal virtual void OnColumnDividerWidthChanged (DataGridViewColumnEventArgs e)
3745 DataGridViewColumnEventHandler eh = (DataGridViewColumnEventHandler)(Events [ColumnDividerWidthChangedEvent]);
3750 protected internal virtual void OnColumnHeaderCellChanged (DataGridViewColumnEventArgs e)
3752 DataGridViewColumnEventHandler eh = (DataGridViewColumnEventHandler)(Events [ColumnHeaderCellChangedEvent]);
3757 protected virtual void OnColumnHeaderMouseClick (DataGridViewCellMouseEventArgs e)
3759 DataGridViewColumn col = Columns[e.ColumnIndex];
3761 if (col.SortMode == DataGridViewColumnSortMode.Automatic) {
3762 ListSortDirection new_order;
3764 // Always use ascending unless we are clicking on a
3765 // column that is already sorted ascending.
3766 if (SortedColumn != col || sortOrder != SortOrder.Ascending)
3767 new_order = ListSortDirection.Ascending;
3769 new_order = ListSortDirection.Descending;
3771 Sort (col, new_order);
3774 DataGridViewCellMouseEventHandler eh = (DataGridViewCellMouseEventHandler)(Events [ColumnHeaderMouseClickEvent]);
3779 protected virtual void OnColumnHeaderMouseDoubleClick (DataGridViewCellMouseEventArgs e)
3781 DataGridViewCellMouseEventHandler eh = (DataGridViewCellMouseEventHandler)(Events [ColumnHeaderMouseDoubleClickEvent]);
3786 protected virtual void OnColumnHeadersBorderStyleChanged (EventArgs e)
3788 EventHandler eh = (EventHandler)(Events [ColumnHeadersBorderStyleChangedEvent]);
3793 protected virtual void OnColumnHeadersDefaultCellStyleChanged (EventArgs e)
3795 EventHandler eh = (EventHandler)(Events [ColumnHeadersDefaultCellStyleChangedEvent]);
3800 protected virtual void OnColumnHeadersHeightChanged (EventArgs e)
3802 EventHandler eh = (EventHandler)(Events [ColumnHeadersHeightChangedEvent]);
3807 protected virtual void OnColumnHeadersHeightSizeModeChanged (DataGridViewAutoSizeModeEventArgs e)
3809 DataGridViewAutoSizeModeEventHandler eh = (DataGridViewAutoSizeModeEventHandler)(Events [ColumnHeadersHeightSizeModeChangedEvent]);
3814 protected internal virtual void OnColumnMinimumWidthChanged (DataGridViewColumnEventArgs e)
3816 DataGridViewColumnEventHandler eh = (DataGridViewColumnEventHandler)(Events [ColumnMinimumWidthChangedEvent]);
3821 protected internal virtual void OnColumnNameChanged (DataGridViewColumnEventArgs e)
3823 DataGridViewColumnEventHandler eh = (DataGridViewColumnEventHandler)(Events [ColumnNameChangedEvent]);
3828 internal void OnColumnRemovedInternal (DataGridViewColumnEventArgs e)
3830 if (e.Column.CellTemplate != null) {
3831 int index = e.Column.Index;
3833 foreach (DataGridViewRow row in Rows)
3834 row.Cells.RemoveAt (index);
3837 AutoResizeColumnsInternal ();
3838 PrepareEditingRow (false, true);
3839 if (Columns.Count == 0) {
3840 rows.ClearInternal ();
3841 MoveCurrentCell (-1, -1, true, false, false, true);
3842 } else if (currentCell != null && CurrentCell.ColumnIndex == e.Column.Index) {
3843 int nextColumnIndex = e.Column.Index;
3844 if (nextColumnIndex >= Columns.Count)
3845 nextColumnIndex = Columns.Count - 1;
3846 MoveCurrentCell (nextColumnIndex, currentCell.RowIndex, true, false, false, true);
3847 if (hover_cell != null && hover_cell.ColumnIndex >= e.Column.Index)
3851 OnColumnRemoved (e);
3854 protected virtual void OnColumnRemoved (DataGridViewColumnEventArgs e)
3856 DataGridViewColumnEventHandler eh = (DataGridViewColumnEventHandler)(Events [ColumnRemovedEvent]);
3861 protected internal virtual void OnColumnSortModeChanged (DataGridViewColumnEventArgs e)
3863 DataGridViewColumnEventHandler eh = (DataGridViewColumnEventHandler)(Events [ColumnSortModeChangedEvent]);
3868 protected internal virtual void OnColumnStateChanged (DataGridViewColumnStateChangedEventArgs e)
3870 DataGridViewColumnStateChangedEventHandler eh = (DataGridViewColumnStateChangedEventHandler)(Events [ColumnStateChangedEvent]);
3875 protected internal virtual void OnColumnToolTipTextChanged (DataGridViewColumnEventArgs e)
3877 DataGridViewColumnEventHandler eh = (DataGridViewColumnEventHandler)(Events [ColumnToolTipTextChangedEvent]);
3882 protected internal virtual void OnColumnWidthChanged (DataGridViewColumnEventArgs e)
3884 DataGridViewColumnEventHandler eh = (DataGridViewColumnEventHandler)(Events [ColumnWidthChangedEvent]);
3889 protected virtual void OnCurrentCellChanged (EventArgs e)
3891 EventHandler eh = (EventHandler)(Events [CurrentCellChangedEvent]);
3896 protected virtual void OnCurrentCellDirtyStateChanged (EventArgs e)
3898 EventHandler eh = (EventHandler)(Events [CurrentCellDirtyStateChangedEvent]);
3903 protected override void OnCursorChanged (EventArgs e)
3905 base.OnCursorChanged (e);
3908 protected virtual void OnDataBindingComplete (DataGridViewBindingCompleteEventArgs e)
3910 DataGridViewBindingCompleteEventHandler eh = (DataGridViewBindingCompleteEventHandler)(Events [DataBindingCompleteEvent]);
3915 protected virtual void OnDataError (bool displayErrorDialogIfNoHandler, DataGridViewDataErrorEventArgs e)
3917 DataGridViewDataErrorEventHandler eh = (DataGridViewDataErrorEventHandler)(Events [DataErrorEvent]);
3921 else if (displayErrorDialogIfNoHandler)
3922 MessageBox.Show (e.ToString ());
3924 protected virtual void OnDataMemberChanged (EventArgs e) {
3925 EventHandler eh = (EventHandler)(Events [DataMemberChangedEvent]);
3930 protected virtual void OnDataSourceChanged (EventArgs e) {
3931 EventHandler eh = (EventHandler)(Events [DataSourceChangedEvent]);
3936 protected virtual void OnDefaultCellStyleChanged (EventArgs e) {
3937 EventHandler eh = (EventHandler)(Events [DefaultCellStyleChangedEvent]);
3942 protected virtual void OnDefaultValuesNeeded (DataGridViewRowEventArgs e) {
3943 DataGridViewRowEventHandler eh = (DataGridViewRowEventHandler)(Events [DefaultValuesNeededEvent]);
3948 protected override void OnDoubleClick (EventArgs e) {
3949 base.OnDoubleClick(e);
3952 protected virtual void OnEditingControlShowing (DataGridViewEditingControlShowingEventArgs e) {
3953 DataGridViewEditingControlShowingEventHandler eh = (DataGridViewEditingControlShowingEventHandler)(Events [EditingControlShowingEvent]);
3958 protected virtual void OnEditModeChanged (EventArgs e)
3960 EventHandler eh = (EventHandler)(Events [EditModeChangedEvent]);
3965 protected override void OnEnabledChanged (EventArgs e)
3967 base.OnEnabledChanged(e);
3970 protected override void OnEnter (EventArgs e )
3975 protected override void OnGotFocus(EventArgs e)
3977 base.OnGotFocus (e);
3979 // To add focus rectangle if needed
3980 if (currentCell != null && ShowFocusCues)
3981 InvalidateCell (currentCell);
3984 protected override void OnFontChanged (EventArgs e)
3986 base.OnFontChanged(e);
3989 protected override void OnForeColorChanged (EventArgs e)
3991 base.OnForeColorChanged(e);
3994 protected virtual void OnGridColorChanged (EventArgs e)
3996 EventHandler eh = (EventHandler)(Events [GridColorChangedEvent]);
4001 protected override void OnHandleCreated (EventArgs e)
4003 base.OnHandleCreated(e);
4006 if (CurrentCell == null && Rows.Count > 0 && Columns.Count > 0)
4007 MoveCurrentCell (ColumnDisplayIndexToIndex (0), 0, true, false, false, false);
4010 protected override void OnHandleDestroyed(EventArgs e)
4012 base.OnHandleDestroyed (e);
4015 [EditorBrowsable (EditorBrowsableState.Advanced)]
4016 protected override void OnKeyDown (KeyEventArgs e)
4020 e.Handled = ProcessDataGridViewKey (e);
4023 [EditorBrowsable (EditorBrowsableState.Advanced)]
4024 protected override void OnKeyPress (KeyPressEventArgs e)
4029 [EditorBrowsable (EditorBrowsableState.Advanced)]
4030 protected override void OnKeyUp (KeyEventArgs e)
4035 protected override void OnLayout (LayoutEventArgs e)
4037 if (horizontalScrollBar.Visible && verticalScrollBar.Visible) {
4038 horizontalScrollBar.Bounds = new Rectangle (BorderWidth, Height - BorderWidth - horizontalScrollBar.Height, Width - (2 * BorderWidth) - verticalScrollBar.Width, horizontalScrollBar.Height);
4039 verticalScrollBar.Bounds = new Rectangle (Width - BorderWidth - verticalScrollBar.Width, BorderWidth, verticalScrollBar.Width, Height - (2 * BorderWidth) - horizontalScrollBar.Height);
4040 } else if (horizontalScrollBar.Visible)
4041 horizontalScrollBar.Bounds = new Rectangle (BorderWidth, Height - BorderWidth - horizontalScrollBar.Height, Width - (2 * BorderWidth), horizontalScrollBar.Height);
4042 else if (verticalScrollBar.Visible)
4043 verticalScrollBar.Bounds = new Rectangle (Width - BorderWidth - verticalScrollBar.Width, BorderWidth, verticalScrollBar.Width, Height - (2 * BorderWidth));
4045 AutoResizeColumnsInternal ();
4049 protected override void OnLeave (EventArgs e)
4054 protected override void OnLostFocus(EventArgs e)
4056 base.OnLostFocus (e);
4058 // To remove focus rectangle if needed
4059 if (currentCell != null && ShowFocusCues)
4060 InvalidateCell (currentCell);
4063 protected override void OnMouseClick (MouseEventArgs e)
4065 base.OnMouseClick(e);
4067 if (column_resize_active || row_resize_active)
4070 //Console.WriteLine("Mouse: Clicks: {0}; Delta: {1}; X: {2}; Y: {3};", e.Clicks, e.Delta, e.X, e.Y);
4071 HitTestInfo hit = HitTest (e.X, e.Y);
4074 case DataGridViewHitTestType.Cell:
4075 Rectangle display = GetCellDisplayRectangle (hit.ColumnIndex, hit.RowIndex, false);
4076 Point cellpoint = new Point (e.X - display.X, e.Y - display.Y);
4078 OnCellMouseClick (new DataGridViewCellMouseEventArgs (hit.ColumnIndex, hit.RowIndex, cellpoint.X, cellpoint.Y, e));
4080 DataGridViewCell cell = GetCellInternal (hit.ColumnIndex, hit.RowIndex);
4082 if (cell.GetContentBounds (hit.RowIndex).Contains (cellpoint)) {
4083 DataGridViewCellEventArgs dgvcea = new DataGridViewCellEventArgs (hit.ColumnIndex, hit.RowIndex);
4084 OnCellContentClick (dgvcea);
4088 case DataGridViewHitTestType.ColumnHeader:
4089 Rectangle display2 = GetCellDisplayRectangle (hit.ColumnIndex, hit.RowIndex, false);
4090 Point cellpoint2 = new Point (e.X - display2.X, e.Y - display2.Y);
4092 OnColumnHeaderMouseClick (new DataGridViewCellMouseEventArgs (hit.ColumnIndex, hit.RowIndex, cellpoint2.X, cellpoint2.Y, e));
4097 protected override void OnMouseDoubleClick (MouseEventArgs e)
4099 base.OnMouseDoubleClick(e);
4102 private void DoSelectionOnMouseDown (HitTestInfo hitTest)
4104 Keys modifiers = Control.ModifierKeys;
4105 bool isControl = (modifiers & Keys.Control) != 0;
4106 bool isShift = (modifiers & Keys.Shift) != 0;
4107 //bool isRowHeader = hitTest.Type == DataGridViewHitTestType.RowHeader;
4108 //bool isColHeader = hitTest.Type == DataGridViewHitTestType.ColumnHeader;
4109 DataGridViewSelectionMode mode;
4111 switch (hitTest.Type) {
4112 case DataGridViewHitTestType.Cell:
4113 mode = selectionMode;
4115 case DataGridViewHitTestType.ColumnHeader:
4116 mode = selectionMode == DataGridViewSelectionMode.ColumnHeaderSelect ? DataGridViewSelectionMode.FullColumnSelect : selectionMode;
4118 if (mode != DataGridViewSelectionMode.FullColumnSelect)
4121 case DataGridViewHitTestType.RowHeader:
4122 mode = selectionMode == DataGridViewSelectionMode.RowHeaderSelect ? DataGridViewSelectionMode.FullRowSelect : selectionMode;
4124 if (mode != DataGridViewSelectionMode.FullRowSelect)
4126 break; // Handled below
4132 // If SHIFT is pressed:
4133 // Select all from selected_row/column/cell to current row/column/cell, unselect everything else
4135 // Unselect all rows/columns/cells, select the clicked one
4136 int min_row, max_row;
4137 int min_col, max_col;
4139 selected_row = hitTest.RowIndex;
4140 selected_column = hitTest.ColumnIndex;
4143 if (selected_row != -1)
4144 selected_row = hitTest.RowIndex;
4145 if (selected_column != -1)
4146 selected_column = hitTest.ColumnIndex;
4148 if (selected_row >= hitTest.RowIndex) {
4149 min_row = hitTest.RowIndex;
4150 max_row = isShift ? selected_row : min_row;
4152 max_row = hitTest.RowIndex;
4153 min_row = isShift ? selected_row : max_row;
4155 if (selected_column >= hitTest.ColumnIndex) {
4156 min_col = hitTest.ColumnIndex;
4157 max_col = isShift ? selected_column : min_col;
4159 max_col = hitTest.ColumnIndex;
4160 min_col = isShift ? selected_column : max_col;
4164 case DataGridViewSelectionMode.FullRowSelect:
4165 for (int i = 0; i < RowCount; i++) {
4166 bool select = i >= min_row && i <= max_row;
4168 for (int c = 0; c < ColumnCount; c++) {
4169 if (Rows [i].Cells [c].Selected) {
4170 SetSelectedCellCore (c, i, false);
4174 if (select != Rows [i].Selected) {
4175 SetSelectedRowCore (i, select);
4179 case DataGridViewSelectionMode.FullColumnSelect:
4180 for (int i = 0; i < ColumnCount; i++) {
4181 bool select = i >= min_col && i <= max_col;
4183 for (int r = 0; r < RowCount; r++) {
4184 if (Rows [r].Cells [i].Selected) {
4185 SetSelectedCellCore (i, r, false);
4189 if (select != Columns [i].Selected) {
4190 SetSelectedColumnCore (i, select);
4194 case DataGridViewSelectionMode.ColumnHeaderSelect:
4195 case DataGridViewSelectionMode.RowHeaderSelect:
4197 case DataGridViewSelectionMode.CellSelect:
4199 for (int c = 0; c < ColumnCount; c++) {
4200 if (columns [c].Selected)
4201 SetSelectedColumnCore (c, false);
4204 for (int r = 0; r < RowCount; r++) {
4205 if (rows [r].Selected)
4206 SetSelectedRowCore (r, false);
4209 for (int r = 0; r < RowCount; r++) {
4210 for (int c = 0; c < ColumnCount; c++) {
4211 bool select = (r >= min_row && r <= max_row) && (c >= min_col && c <= max_col);
4212 if (select != Rows [r].Cells [c].Selected)
4213 SetSelectedCellCore (c, r, select);
4219 } else if (isControl) {
4220 // Switch the selected state of the row.
4222 case DataGridViewSelectionMode.FullRowSelect:
4223 SetSelectedRowCore (hitTest.RowIndex, !rows [hitTest.RowIndex].Selected);
4225 case DataGridViewSelectionMode.FullColumnSelect:
4226 SetSelectedColumnCore (hitTest.ColumnIndex, !columns [hitTest.ColumnIndex].Selected);
4228 case DataGridViewSelectionMode.ColumnHeaderSelect:
4229 case DataGridViewSelectionMode.RowHeaderSelect:
4231 case DataGridViewSelectionMode.CellSelect:
4232 if (hitTest.ColumnIndex >= 0 && hitTest.RowIndex >= 0) {
4233 SetSelectedCellCore (hitTest.ColumnIndex, hitTest.RowIndex, !Rows [hitTest.RowIndex].Cells [hitTest.ColumnIndex].Selected);
4241 protected override void OnMouseDown (MouseEventArgs e)
4243 base.OnMouseDown(e);
4248 HitTestInfo hitTest = HitTest(e.X, e.Y);
4250 DataGridViewCell cell = null;
4251 DataGridViewRow row = null;
4252 Rectangle cellBounds;
4254 if (hitTest.Type == DataGridViewHitTestType.ColumnHeader && MouseOverColumnResize (hitTest.ColumnIndex, e.X)) {
4255 if (e.Clicks == 2) {
4256 AutoResizeColumn (hitTest.ColumnIndex);
4260 resize_band = hitTest.ColumnIndex;
4261 column_resize_active = true;
4262 resize_band_start = e.X;
4263 resize_band_delta = 0;
4264 DrawVerticalResizeLine (resize_band_start);
4268 if (hitTest.Type == DataGridViewHitTestType.RowHeader && MouseOverRowResize (hitTest.RowIndex, e.Y)) {
4269 if (e.Clicks == 2) {
4270 AutoResizeRow (hitTest.RowIndex);
4274 resize_band = hitTest.RowIndex;
4275 row_resize_active = true;
4276 resize_band_start = e.Y;
4277 resize_band_delta = 0;
4278 DrawHorizontalResizeLine (resize_band_start);
4282 if (hitTest.Type == DataGridViewHitTestType.Cell) {
4283 row = rows [hitTest.RowIndex];
4284 cell = row.Cells [hitTest.ColumnIndex];
4285 SetCurrentCellAddressCore (cell.ColumnIndex, cell.RowIndex, false, true, true);
4286 cellBounds = GetCellDisplayRectangle (hitTest.ColumnIndex, hitTest.RowIndex, false);
4287 OnCellMouseDown (new DataGridViewCellMouseEventArgs (hitTest.ColumnIndex, hitTest.RowIndex, e.X - cellBounds.X, e.Y - cellBounds.Y, e));
4288 OnCellClick (new DataGridViewCellEventArgs (hitTest.ColumnIndex, hitTest.RowIndex));
4291 DoSelectionOnMouseDown (hitTest);
4293 if (hitTest.Type != DataGridViewHitTestType.Cell) {
4294 if (hitTest.Type == DataGridViewHitTestType.ColumnHeader)
4295 pressed_header_cell = columns [hitTest.ColumnIndex].HeaderCell;
4296 else if (hitTest.Type == DataGridViewHitTestType.RowHeader)
4297 pressed_header_cell = rows [hitTest.RowIndex].HeaderCell;
4306 private void UpdateBindingPosition (int position)
4308 if (DataManager != null)
4309 DataManager.Position = position;
4312 protected override void OnMouseEnter (EventArgs e)
4314 base.OnMouseEnter(e);
4317 protected override void OnMouseLeave (EventArgs e)
4319 base.OnMouseLeave (e);
4321 if (hover_cell != null) {
4322 OnCellMouseLeave (new DataGridViewCellEventArgs (hover_cell.ColumnIndex, hover_cell.RowIndex));
4326 EnteredHeaderCell = null;
4329 protected override void OnMouseMove (MouseEventArgs e)
4331 base.OnMouseMove (e);
4333 if (column_resize_active) {
4334 // Erase the old line
4335 DrawVerticalResizeLine (resize_band_start + resize_band_delta);
4337 resize_band_delta = e.X - resize_band_start;
4339 // Draw the new line
4340 DrawVerticalResizeLine (resize_band_start + resize_band_delta);
4344 if (row_resize_active) {
4345 // Erase the old line
4346 DrawHorizontalResizeLine (resize_band_start + resize_band_delta);
4348 resize_band_delta = e.Y - resize_band_start;
4350 // Draw the new line
4351 DrawHorizontalResizeLine (resize_band_start + resize_band_delta);
4355 Cursor new_cursor = Cursors.Default;
4356 HitTestInfo hit = this.HitTest (e.X, e.Y);
4358 if (hit.Type == DataGridViewHitTestType.Cell) {
4359 EnteredHeaderCell = null;
4361 DataGridViewCell new_cell = GetCellInternal (hit.ColumnIndex, hit.RowIndex);
4363 // Check if we have moved into an error icon area
4364 Rectangle icon = new_cell.ErrorIconBounds;
4366 if (!icon.IsEmpty) {
4367 Point loc = GetCellDisplayRectangle (hit.ColumnIndex, hit.RowIndex, false).Location;
4372 if (icon.Contains (e.X, e.Y)) {
4373 if (tooltip_currently_showing != new_cell)
4374 MouseEnteredErrorIcon (new_cell);
4376 MouseLeftErrorIcon (new_cell);
4379 // We have never been in a cell before
4380 if (hover_cell == null) {
4381 hover_cell = new_cell;
4382 OnCellMouseEnter (new DataGridViewCellEventArgs (hit.ColumnIndex, hit.RowIndex));
4384 Rectangle display = GetCellDisplayRectangle (hit.ColumnIndex, hit.RowIndex, false);
4385 OnCellMouseMove (new DataGridViewCellMouseEventArgs (hit.ColumnIndex, hit.RowIndex, e.X - display.X, e.Y - display.Y, e));
4390 // Were we already in this cell?
4391 if (hover_cell.RowIndex == hit.RowIndex && hover_cell.ColumnIndex == hit.ColumnIndex) {
4392 Rectangle display = GetCellDisplayRectangle (hit.ColumnIndex, hit.RowIndex, false);
4393 OnCellMouseMove (new DataGridViewCellMouseEventArgs (hit.ColumnIndex, hit.RowIndex, e.X - display.X, e.Y - display.Y, e));
4398 // We are changing cells
4399 OnCellMouseLeave (new DataGridViewCellEventArgs (hover_cell.ColumnIndex, hover_cell.RowIndex));
4401 hover_cell = new_cell;
4403 OnCellMouseEnter (new DataGridViewCellEventArgs (hit.ColumnIndex, hit.RowIndex));
4405 Rectangle display2 = GetCellDisplayRectangle (hit.ColumnIndex, hit.RowIndex, false);
4406 OnCellMouseMove (new DataGridViewCellMouseEventArgs (hit.ColumnIndex, hit.RowIndex, e.X - display2.X, e.Y - display2.Y, e));
4409 } else if (hit.Type == DataGridViewHitTestType.RowHeader) {
4410 DataGridViewRowHeaderCell new_cell = Rows[hit.RowIndex].HeaderCell;
4412 EnteredHeaderCell = new_cell;
4414 if (MouseOverRowResize (hit.RowIndex, e.Y))
4415 new_cursor = Cursors.HSplit;
4417 // Check if we have moved into an error icon area
4418 Rectangle icon = new_cell.InternalErrorIconsBounds;
4420 if (!icon.IsEmpty) {
4421 Point loc = GetCellDisplayRectangle (0, hit.RowIndex, false).Location;
4423 icon.X += BorderWidth;
4426 if (icon.Contains (e.X, e.Y)) {
4427 if (tooltip_currently_showing != new_cell)
4428 MouseEnteredErrorIcon (new_cell);
4430 MouseLeftErrorIcon (new_cell);
4432 } else if (hit.Type == DataGridViewHitTestType.TopLeftHeader) {
4433 EnteredHeaderCell = null;
4435 DataGridViewTopLeftHeaderCell new_cell = (DataGridViewTopLeftHeaderCell)TopLeftHeaderCell;
4437 // Check if we have moved into an error icon area
4438 Rectangle icon = new_cell.InternalErrorIconsBounds;
4440 if (!icon.IsEmpty) {
4441 Point loc = Point.Empty;
4443 icon.X += BorderWidth;
4446 if (icon.Contains (e.X, e.Y)) {
4447 if (tooltip_currently_showing != new_cell)
4448 MouseEnteredErrorIcon (new_cell);
4450 MouseLeftErrorIcon (new_cell);
4454 if (hit.Type == DataGridViewHitTestType.ColumnHeader) {
4455 EnteredHeaderCell = Columns [hit.ColumnIndex].HeaderCell;
4457 if (MouseOverColumnResize (hit.ColumnIndex, e.X))
4458 new_cursor = Cursors.VSplit;
4460 EnteredHeaderCell = null;
4462 // We have left the cell area
4463 if (hover_cell != null) {
4464 OnCellMouseLeave (new DataGridViewCellEventArgs (hover_cell.ColumnIndex, hover_cell.RowIndex));
4469 Cursor = new_cursor;
4472 protected override void OnMouseUp (MouseEventArgs e)
4476 if (column_resize_active) {
4477 column_resize_active = false;
4479 if (resize_band_delta + Columns[resize_band].Width < 0)
4480 resize_band_delta = -Columns[resize_band].Width;
4482 Columns[resize_band].Width = Math.Max (resize_band_delta + Columns[resize_band].Width, Columns[resize_band].MinimumWidth);
4487 if (row_resize_active) {
4488 row_resize_active = false;
4490 if (resize_band_delta + Rows[resize_band].Height < 0)
4491 resize_band_delta = -Rows[resize_band].Height;
4493 Rows[resize_band].Height = Math.Max (resize_band_delta + Rows[resize_band].Height, Rows[resize_band].MinimumHeight);
4498 HitTestInfo hit = this.HitTest (e.X, e.Y);
4500 if (hit.Type == DataGridViewHitTestType.Cell) {
4501 Rectangle display = GetCellDisplayRectangle (hit.ColumnIndex, hit.RowIndex, false);
4502 OnCellMouseUp (new DataGridViewCellMouseEventArgs (hit.ColumnIndex, hit.RowIndex, e.X - display.X, e.Y - display.Y, e));
4505 if (pressed_header_cell != null) {
4506 DataGridViewHeaderCell cell = pressed_header_cell;
4507 pressed_header_cell = null;
4508 if (ThemeEngine.Current.DataGridViewHeaderCellHasPressedStyle (this))
4509 Invalidate (GetHeaderCellBounds (cell));
4513 protected override void OnMouseWheel (MouseEventArgs e)
4515 base.OnMouseWheel(e);
4518 protected virtual void OnMultiSelectChanged (EventArgs e)
4520 EventHandler eh = (EventHandler)(Events [MultiSelectChangedEvent]);
4521 if (eh != null) eh (this, e);
4524 protected virtual void OnNewRowNeeded (DataGridViewRowEventArgs e) {
4525 DataGridViewRowEventHandler eh = (DataGridViewRowEventHandler)(Events [NewRowNeededEvent]);
4526 if (eh != null) eh (this, e);
4529 int first_row_index = 0;
4530 internal int first_col_index = 0;
4532 protected override void OnPaint (PaintEventArgs e)
4536 Graphics g = e.Graphics;
4537 Rectangle bounds = ClientRectangle;
4539 // Paint the background
4540 PaintBackground (g, e.ClipRectangle, bounds);
4542 List<DataGridViewColumn> sortedColumns = columns.ColumnDisplayIndexSortedArrayList;
4544 // Take borders into account
4545 bounds.Inflate (-BorderWidth, -BorderWidth);
4547 // Paint the top left cell
4548 if (rowHeadersVisible && columnHeadersVisible && ColumnCount > 0) {
4549 Rectangle topleftbounds = new Rectangle (bounds.X, bounds.Y, rowHeadersWidth, columnHeadersHeight);
4551 TopLeftHeaderCell.PaintWork (g, e.ClipRectangle, topleftbounds, -1, TopLeftHeaderCell.State, ColumnHeadersDefaultCellStyle, AdvancedColumnHeadersBorderStyle, DataGridViewPaintParts.All);
4554 // Paint the column headers
4555 if (columnHeadersVisible) {
4556 Rectangle headerBounds = bounds;
4557 headerBounds.Height = columnHeadersHeight;
4559 if (rowHeadersVisible)
4560 headerBounds.X += rowHeadersWidth;
4562 for (int index = first_col_index; index < sortedColumns.Count; index++) {
4563 DataGridViewColumn col = sortedColumns[index];
4568 headerBounds.Width = col.Width;
4569 DataGridViewCell cell = col.HeaderCell;
4571 DataGridViewAdvancedBorderStyle intermediateBorderStyle = (DataGridViewAdvancedBorderStyle)((ICloneable)this.AdvancedColumnHeadersBorderStyle).Clone ();
4572 DataGridViewAdvancedBorderStyle borderStyle = AdjustColumnHeaderBorderStyle (this.AdvancedColumnHeadersBorderStyle, intermediateBorderStyle, cell.ColumnIndex == 0, cell.ColumnIndex == columns.Count - 1);
4574 cell.PaintWork (g, e.ClipRectangle, headerBounds, -1, cell.State, cell.InheritedStyle, borderStyle, DataGridViewPaintParts.All);
4576 headerBounds.X += col.Width;
4579 bounds.Y += columnHeadersHeight;
4582 // Reset all columns to !Displayed
4583 for (int i = 0; i < Columns.Count; i++)
4584 Columns[i].DisplayedInternal = false;
4586 int gridWidth = rowHeadersVisible ? rowHeadersWidth : 0;
4588 // Set Displayed columns
4589 for (int i = first_col_index; i < Columns.Count; i++) {
4590 DataGridViewColumn col = Columns.ColumnDisplayIndexSortedArrayList[i];
4595 col.DisplayedInternal = true;
4596 gridWidth += col.Width;
4597 if (gridWidth >= Width)
4601 // Reset all rows to !Displayed
4602 for (int i = 0; i < Rows.Count; i++)
4603 GetRowInternal (i).DisplayedInternal = false;
4606 for (int index = first_row_index; index < Rows.Count; index++) {
4607 DataGridViewRow row = Rows[index];
4608 GetRowInternal (index).DisplayedInternal = true;
4610 bounds.Height = row.Height;
4611 bool is_first = row.Index == 0;
4612 bool is_last = row.Index == rows.Count - 1;
4614 row.Paint (g, e.ClipRectangle, bounds, row.Index, row.GetState (row.Index), is_first, is_last);
4616 bounds.Y += bounds.Height;
4617 bounds.X = BorderWidth;
4619 if (bounds.Y >= ClientSize.Height - (horizontalScrollBar.Visible ? horizontalScrollBar.Height : 0))
4623 RefreshScrollBars ();
4625 // Paint the bottom right square if both scrollbars are displayed
4626 if (horizontalScrollBar.Visible && verticalScrollBar.Visible)
4627 g.FillRectangle (SystemBrushes.Control, new Rectangle (horizontalScrollBar.Right, verticalScrollBar.Bottom, verticalScrollBar.Width, horizontalScrollBar.Height));
4630 bounds = ClientRectangle;
4632 switch (BorderStyle) {
4633 case BorderStyle.FixedSingle:
4634 g.DrawRectangle (Pens.Black, new Rectangle (bounds.Left, bounds.Top, bounds.Width - 1, bounds.Height - 1));
4636 case BorderStyle.Fixed3D:
4637 ControlPaint.DrawBorder3D (g, bounds, Border3DStyle.Sunken);
4642 private void RefreshScrollBars ()
4647 foreach (DataGridViewColumn col in columns.ColumnDisplayIndexSortedArrayList)
4649 gridWidth += col.Width;
4651 foreach (DataGridViewRow row in Rows)
4652 gridHeight += row.Height;
4654 if (rowHeadersVisible)
4655 gridWidth += rowHeadersWidth;
4656 if (columnHeadersVisible)
4657 gridHeight += columnHeadersHeight;
4659 bool horizontalVisible = false;
4660 bool verticalVisible = false;
4663 if (gridWidth > Size.Width || gridHeight > Size.Height)
4664 Size = new Size(gridWidth, gridHeight);
4667 if (gridWidth > Size.Width)
4668 horizontalVisible = true;
4669 if (gridHeight > Size.Height)
4670 verticalVisible = true;
4672 if (horizontalScrollBar.Visible && (gridHeight + horizontalScrollBar.Height) > Size.Height)
4673 verticalVisible = true;
4674 if (verticalScrollBar.Visible && (gridWidth + verticalScrollBar.Width) > Size.Width)
4675 horizontalVisible = true;
4677 if (scrollBars != ScrollBars.Vertical && scrollBars != ScrollBars.Both)
4678 verticalVisible = false;
4679 if (scrollBars != ScrollBars.Horizontal && scrollBars != ScrollBars.Both)
4680 horizontalVisible = false;
4682 if (horizontalVisible) {
4683 horizontalScrollBar.Minimum = 0;
4684 horizontalScrollBar.Maximum = gridWidth;
4685 horizontalScrollBar.SmallChange = Columns[first_col_index].Width;
4686 int largeChange = ClientSize.Width - rowHeadersWidth;
4687 if (largeChange <= 0)
4688 largeChange = ClientSize.Width;
4689 horizontalScrollBar.LargeChange = largeChange;
4692 if (verticalVisible) {
4693 verticalScrollBar.Minimum = 0;
4694 verticalScrollBar.Maximum = gridHeight;
4695 int first_row_height = Rows.Count > 0 ? Rows[Math.Min (Rows.Count - 1, first_row_index)].Height : 0;
4696 verticalScrollBar.SmallChange = first_row_height + 1;
4697 int largeChange = ClientSize.Height - columnHeadersHeight;
4698 if (largeChange <= 0)
4699 largeChange = ClientSize.Height;
4700 verticalScrollBar.LargeChange = largeChange;
4704 horizontalScrollBar.Visible = horizontalVisible;
4705 verticalScrollBar.Visible = verticalVisible;
4708 protected virtual void OnReadOnlyChanged (EventArgs e) {
4709 EventHandler eh = (EventHandler)(Events [ReadOnlyChangedEvent]);
4714 protected override void OnResize (EventArgs e) {
4716 AutoResizeColumnsInternal ();
4718 OnVScrollBarScroll (this, new ScrollEventArgs (ScrollEventType.ThumbPosition, verticalScrollBar.Value));
4719 OnHScrollBarScroll (this, new ScrollEventArgs (ScrollEventType.ThumbPosition, horizontalScrollBar.Value));
4722 protected override void OnRightToLeftChanged (EventArgs e) {
4723 base.OnRightToLeftChanged(e);
4726 // In MSDN2 documentation there's no internal here
4727 protected internal virtual void OnRowContextMenuStripChanged (DataGridViewRowEventArgs e)
4729 DataGridViewRowEventHandler eh = (DataGridViewRowEventHandler)(Events [RowContextMenuStripChangedEvent]);
4730 if (eh != null) eh (this, e);
4733 protected virtual void OnRowContextMenuStripNeeded (DataGridViewRowContextMenuStripNeededEventArgs e)
4735 DataGridViewRowContextMenuStripNeededEventHandler eh = (DataGridViewRowContextMenuStripNeededEventHandler)(Events [RowContextMenuStripNeededEvent]);
4736 if (eh != null) eh (this, e);
4739 protected internal virtual void OnRowDefaultCellStyleChanged (DataGridViewRowEventArgs e)
4741 DataGridViewRowEventHandler eh = (DataGridViewRowEventHandler)(Events [RowDefaultCellStyleChangedEvent]);
4742 if (eh != null) eh (this, e);
4745 protected virtual void OnRowDirtyStateNeeded (QuestionEventArgs e)
4747 QuestionEventHandler eh = (QuestionEventHandler)(Events [RowDirtyStateNeededEvent]);
4748 if (eh != null) eh (this, e);
4751 protected virtual void OnRowDividerDoubleClick (DataGridViewRowDividerDoubleClickEventArgs e)
4753 DataGridViewRowDividerDoubleClickEventHandler eh = (DataGridViewRowDividerDoubleClickEventHandler)(Events [RowDividerDoubleClickEvent]);
4754 if (eh != null) eh (this, e);
4757 protected virtual void OnRowDividerHeightChanged (DataGridViewRowEventArgs e)
4759 DataGridViewRowEventHandler eh = (DataGridViewRowEventHandler)(Events [RowDividerHeightChangedEvent]);
4760 if (eh != null) eh (this, e);
4763 protected virtual void OnRowEnter (DataGridViewCellEventArgs e)
4765 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [RowEnterEvent]);
4766 if (eh != null) eh (this, e);
4769 protected internal virtual void OnRowErrorTextChanged (DataGridViewRowEventArgs e)
4771 DataGridViewRowEventHandler eh = (DataGridViewRowEventHandler)(Events [RowErrorTextChangedEvent]);
4772 if (eh != null) eh (this, e);
4775 protected virtual void OnRowErrorTextNeeded (DataGridViewRowErrorTextNeededEventArgs e)
4777 DataGridViewRowErrorTextNeededEventHandler eh = (DataGridViewRowErrorTextNeededEventHandler)(Events [RowErrorTextNeededEvent]);
4778 if (eh != null) eh (this, e);
4781 protected internal virtual void OnRowHeaderCellChanged (DataGridViewRowEventArgs e)
4783 DataGridViewRowEventHandler eh = (DataGridViewRowEventHandler)(Events [RowHeaderCellChangedEvent]);
4784 if (eh != null) eh (this, e);
4787 protected virtual void OnRowHeaderMouseClick (DataGridViewCellMouseEventArgs e)
4789 DataGridViewCellMouseEventHandler eh = (DataGridViewCellMouseEventHandler)(Events [RowHeaderMouseClickEvent]);
4790 if (eh != null) eh (this, e);
4793 protected virtual void OnRowHeaderMouseDoubleClick (DataGridViewCellMouseEventArgs e)
4795 DataGridViewCellMouseEventHandler eh = (DataGridViewCellMouseEventHandler)(Events [RowHeaderMouseDoubleClickEvent]);
4796 if (eh != null) eh (this, e);
4799 protected virtual void OnRowHeadersBorderStyleChanged (EventArgs e)
4801 EventHandler eh = (EventHandler)(Events [RowHeadersBorderStyleChangedEvent]);
4802 if (eh != null) eh (this, e);
4805 protected virtual void OnRowHeadersDefaultCellStyleChanged (EventArgs e)
4807 EventHandler eh = (EventHandler)(Events [RowHeadersDefaultCellStyleChangedEvent]);
4808 if (eh != null) eh (this, e);
4811 protected virtual void OnRowHeadersWidthChanged (EventArgs e)
4813 EventHandler eh = (EventHandler)(Events [RowHeadersWidthChangedEvent]);
4814 if (eh != null) eh (this, e);
4817 protected virtual void OnRowHeadersWidthSizeModeChanged (DataGridViewAutoSizeModeEventArgs e)
4819 DataGridViewAutoSizeModeEventHandler eh = (DataGridViewAutoSizeModeEventHandler)(Events [RowHeadersWidthSizeModeChangedEvent]);
4820 if (eh != null) eh (this, e);
4823 protected internal virtual void OnRowHeightChanged (DataGridViewRowEventArgs e)
4825 DataGridViewRowEventHandler eh = (DataGridViewRowEventHandler)(Events [RowHeightChangedEvent]);
4826 if (eh != null) eh (this, e);
4829 protected virtual void OnRowHeightInfoNeeded (DataGridViewRowHeightInfoNeededEventArgs e)
4831 DataGridViewRowHeightInfoNeededEventHandler eh = (DataGridViewRowHeightInfoNeededEventHandler)(Events [RowHeightInfoNeededEvent]);
4832 if (eh != null) eh (this, e);
4835 protected virtual void OnRowHeightInfoPushed (DataGridViewRowHeightInfoPushedEventArgs e)
4837 DataGridViewRowHeightInfoPushedEventHandler eh = (DataGridViewRowHeightInfoPushedEventHandler)(Events [RowHeightInfoPushedEvent]);
4838 if (eh != null) eh (this, e);
4841 protected virtual void OnRowLeave (DataGridViewCellEventArgs e)
4843 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [RowLeaveEvent]);
4844 if (eh != null) eh (this, e);
4847 protected internal virtual void OnRowMinimumHeightChanged (DataGridViewRowEventArgs e)
4849 DataGridViewRowEventHandler eh = (DataGridViewRowEventHandler)(Events [RowMinimumHeightChangedEvent]);
4850 if (eh != null) eh (this, e);
4853 protected internal virtual void OnRowPostPaint (DataGridViewRowPostPaintEventArgs e)
4855 DataGridViewRowPostPaintEventHandler eh = (DataGridViewRowPostPaintEventHandler)(Events [RowPostPaintEvent]);
4856 if (eh != null) eh (this, e);
4859 protected internal virtual void OnRowPrePaint (DataGridViewRowPrePaintEventArgs e)
4861 DataGridViewRowPrePaintEventHandler eh = (DataGridViewRowPrePaintEventHandler)(Events [RowPrePaintEvent]);
4862 if (eh != null) eh (this, e);
4865 internal void OnRowsAddedInternal (DataGridViewRowsAddedEventArgs e)
4867 if (hover_cell != null && hover_cell.RowIndex >= e.RowIndex)
4870 AutoResizeColumnsInternal ();
4875 protected virtual void OnRowsAdded (DataGridViewRowsAddedEventArgs e)
4877 DataGridViewRowsAddedEventHandler eh = (DataGridViewRowsAddedEventHandler)(Events [RowsAddedEvent]);
4878 if (eh != null) eh (this, e);
4881 protected virtual void OnRowsDefaultCellStyleChanged (EventArgs e)
4883 EventHandler eh = (EventHandler)(Events [RowsDefaultCellStyleChangedEvent]);
4884 if (eh != null) eh (this, e);
4887 internal void OnRowsRemovedInternal (DataGridViewRowsRemovedEventArgs e)
4889 if (selected_rows != null)
4890 selected_rows.InternalClear ();
4891 if (selected_columns != null)
4892 selected_columns.InternalClear ();
4894 if (Rows.Count == 0) {
4895 MoveCurrentCell (-1, -1, true, false, false, true);
4897 } else if (Columns.Count == 0) {
4898 MoveCurrentCell (-1, -1, true, false, false, true);
4900 } else if (currentCell != null && currentCell.RowIndex == e.RowIndex) {
4901 int nextRowIndex = e.RowIndex;
4902 if (nextRowIndex >= Rows.Count)
4903 nextRowIndex = Rows.Count - 1;
4904 MoveCurrentCell (currentCell != null ? currentCell.ColumnIndex : 0, nextRowIndex,
4905 true, false, false, true);
4906 if (hover_cell != null && hover_cell.RowIndex >= e.RowIndex)
4914 protected virtual void OnRowsRemoved (DataGridViewRowsRemovedEventArgs e)
4916 DataGridViewRowsRemovedEventHandler eh = (DataGridViewRowsRemovedEventHandler)(Events [RowsRemovedEvent]);
4917 if (eh != null) eh (this, e);
4920 protected internal virtual void OnRowStateChanged (int rowIndex, DataGridViewRowStateChangedEventArgs e)
4922 DataGridViewRowStateChangedEventHandler eh = (DataGridViewRowStateChangedEventHandler)(Events [RowStateChangedEvent]);
4923 if (eh != null) eh (this, e);
4926 protected virtual void OnRowUnshared (DataGridViewRowEventArgs e)
4928 DataGridViewRowEventHandler eh = (DataGridViewRowEventHandler)(Events [RowUnsharedEvent]);
4929 if (eh != null) eh (this, e);
4932 protected virtual void OnRowValidated (DataGridViewCellEventArgs e)
4934 DataGridViewCellEventHandler eh = (DataGridViewCellEventHandler)(Events [RowValidatedEvent]);
4935 if (eh != null) eh (this, e);
4938 protected virtual void OnRowValidating (DataGridViewCellCancelEventArgs e)
4940 DataGridViewCellCancelEventHandler eh = (DataGridViewCellCancelEventHandler)(Events [RowValidatingEvent]);
4941 if (eh != null) eh (this, e);
4944 protected virtual void OnScroll (ScrollEventArgs e)
4946 ScrollEventHandler eh = (ScrollEventHandler)(Events [ScrollEvent]);
4947 if (eh != null) eh (this, e);
4950 protected virtual void OnSelectionChanged (EventArgs e)
4952 EventHandler eh = (EventHandler)(Events [SelectionChangedEvent]);
4953 if (eh != null) eh (this, e);
4956 protected virtual void OnSortCompare (DataGridViewSortCompareEventArgs e) {
4957 DataGridViewSortCompareEventHandler eh = (DataGridViewSortCompareEventHandler)(Events [SortCompareEvent]);
4958 if (eh != null) eh (this, e);
4961 protected virtual void OnSorted (EventArgs e)
4963 EventHandler eh = (EventHandler)(Events [SortedEvent]);
4964 if (eh != null) eh (this, e);
4967 protected virtual void OnUserAddedRow (DataGridViewRowEventArgs e)
4969 PrepareEditingRow (false, false);
4971 new_row_editing = true;
4972 if (DataManager != null) {
4973 // Switch the current editing row with a real one
4974 if (editing_row != null) {
4975 Rows.RemoveInternal (editing_row);
4978 DataManager.AddNew (); // will raise OnListPositionChanged
4981 e = new DataGridViewRowEventArgs (Rows[NewRowIndex]);
4982 DataGridViewRowEventHandler eh = (DataGridViewRowEventHandler)(Events [UserAddedRowEvent]);
4983 if (eh != null) eh (this, e);
4986 protected virtual void OnUserDeletedRow (DataGridViewRowEventArgs e)
4988 DataGridViewRowEventHandler eh = (DataGridViewRowEventHandler)(Events [UserDeletedRowEvent]);
4989 if (eh != null) eh (this, e);
4992 protected virtual void OnUserDeletingRow (DataGridViewRowCancelEventArgs e)
4994 DataGridViewRowCancelEventHandler eh = (DataGridViewRowCancelEventHandler)(Events [UserDeletingRowEvent]);
4995 if (eh != null) eh (this, e);
4998 protected override void OnValidating (CancelEventArgs e)
5000 base.OnValidating(e);
5003 protected override void OnVisibleChanged (EventArgs e)
5005 base.OnVisibleChanged(e);
5008 protected virtual void PaintBackground (Graphics graphics, Rectangle clipBounds, Rectangle gridBounds)
5010 graphics.FillRectangle (ThemeEngine.Current.ResPool.GetSolidBrush (backgroundColor), gridBounds);
5013 protected bool ProcessAKey (Keys keyData)
5018 if ((keyData & Keys.Control) == Keys.Control) {
5026 protected virtual bool ProcessDataGridViewKey (KeyEventArgs e)
5028 switch (e.KeyData & ~Keys.Modifiers) {
5030 return ProcessAKey (e.KeyData);
5032 return ProcessDeleteKey (e.KeyData);
5034 return ProcessDownKey (e.KeyData);
5036 return ProcessEscapeKey (e.KeyData);
5038 return ProcessEndKey (e.KeyData);
5040 return ProcessEnterKey (e.KeyData);
5042 return ProcessF2Key (e.KeyData);
5044 return ProcessHomeKey (e.KeyData);
5046 return ProcessLeftKey (e.KeyData);
5048 return ProcessNextKey (e.KeyData);
5050 return ProcessPriorKey (e.KeyData);
5052 return ProcessRightKey (e.KeyData);
5054 return ProcessSpaceKey (e.KeyData);
5056 return ProcessTabKey (e.KeyData);
5058 return ProcessUpKey (e.KeyData);
5061 return ProcessZeroKey (e.KeyData);
5067 protected bool ProcessDeleteKey (Keys keyData)
5069 if (!AllowUserToDeleteRows || SelectedRows.Count == 0)
5072 int index = Math.Max (selected_row - SelectedRows.Count + 1, 0);
5074 for (int i = SelectedRows.Count - 1; i >= 0; i--) {
5075 DataGridViewRow row = SelectedRows[i];
5080 if (hover_cell != null && hover_cell.OwningRow == row)
5083 if (DataManager != null)
5084 DataManager.RemoveAt (row.Index);
5086 Rows.RemoveAt (row.Index);
5092 protected override bool ProcessDialogKey (Keys keyData)
5096 case Keys.Shift | Keys.Tab:
5098 return base.ProcessDialogKey (keyData & ~Keys.Control);
5100 if (ProcessDataGridViewKey (new KeyEventArgs (keyData)))
5104 case Keys.Control | Keys.Tab:
5105 case Keys.Control | Keys.Shift | Keys.Tab:
5107 return base.ProcessDialogKey (keyData & ~Keys.Control);
5109 if (ProcessDataGridViewKey (new KeyEventArgs (keyData)))
5115 if (ProcessDataGridViewKey (new KeyEventArgs (keyData)))
5121 return base.ProcessDialogKey(keyData);
5124 protected bool ProcessDownKey (Keys keyData)
5126 int current_row = CurrentCellAddress.Y;
5128 if (current_row < Rows.Count - 1) {
5129 // Move to the last cell in the column
5130 if ((keyData & Keys.Control) == Keys.Control)
5131 MoveCurrentCell (CurrentCellAddress.X, Rows.Count - 1, true, (keyData & Keys.Control) == Keys.Control, (keyData & Keys.Shift) == Keys.Shift, true);
5132 // Move one cell down
5134 MoveCurrentCell (CurrentCellAddress.X, current_row + 1, true, (keyData & Keys.Control) == Keys.Control, (keyData & Keys.Shift) == Keys.Shift, true);
5142 protected bool ProcessEndKey (Keys keyData)
5144 int disp_index = ColumnIndexToDisplayIndex (currentCellAddress.X);
5146 // Move to the last cell in the control
5147 if ((keyData & Keys.Control) == Keys.Control) {
5148 MoveCurrentCell (ColumnDisplayIndexToIndex (Columns.Count - 1), Rows.Count - 1, true, (keyData & Keys.Control) == Keys.Control, (keyData & Keys.Shift) == Keys.Shift, true);
5152 // Move to the last cell in the row
5153 if (disp_index < Columns.Count - 1) {
5154 MoveCurrentCell (ColumnDisplayIndexToIndex (Columns.Count - 1), currentCellAddress.Y, true, (keyData & Keys.Control) == Keys.Control, (keyData & Keys.Shift) == Keys.Shift, true);
5161 protected bool ProcessEnterKey (Keys keyData)
5163 if (ProcessDownKey (keyData))
5166 // ProcessDown may fail if we are on the last row,
5167 // but Enter should still EndEdit if this is the last row
5172 protected bool ProcessEscapeKey (Keys keyData)
5174 if (!IsCurrentCellInEditMode)
5181 protected bool ProcessF2Key (Keys keyData)
5183 if (editMode == DataGridViewEditMode.EditOnF2 || editMode == DataGridViewEditMode.EditOnKeystrokeOrF2) {
5191 protected bool ProcessHomeKey (Keys keyData)
5193 int disp_index = ColumnIndexToDisplayIndex (currentCellAddress.X);
5195 // Move to the first cell in the control
5196 if ((keyData & Keys.Control) == Keys.Control) {
5197 MoveCurrentCell (ColumnDisplayIndexToIndex (0), 0, true, (keyData & Keys.Control) == Keys.Control, (keyData & Keys.Shift) == Keys.Shift, true);
5201 // Move to the first cell in the row
5202 if (disp_index > 0) {
5203 MoveCurrentCell (ColumnDisplayIndexToIndex (0), currentCellAddress.Y, true, (keyData & Keys.Control) == Keys.Control, (keyData & Keys.Shift) == Keys.Shift, true);
5210 [MonoTODO ("What does insert do?")]
5211 protected bool ProcessInsertKey (Keys keyData)
5216 protected override bool ProcessKeyEventArgs (ref Message m)
5218 DataGridViewCell cell = CurrentCell;
5221 if (cell.KeyEntersEditMode (new KeyEventArgs ((Keys)m.WParam.ToInt32 ())))
5223 if (EditingControl != null && ((Msg)m.Msg == Msg.WM_KEYDOWN || (Msg)m.Msg == Msg.WM_CHAR))
5224 XplatUI.SendMessage (EditingControl.Handle, (Msg)m.Msg, m.WParam, m.LParam);
5227 return base.ProcessKeyEventArgs (ref m);
5230 protected override bool ProcessKeyPreview (ref Message m)
5232 if ((Msg)m.Msg == Msg.WM_KEYDOWN && (IsCurrentCellInEditMode || m.HWnd == horizontalScrollBar.Handle || m.HWnd == verticalScrollBar.Handle)) {
5233 KeyEventArgs e = new KeyEventArgs ((Keys)m.WParam.ToInt32 ());
5235 IDataGridViewEditingControl ctrl = (IDataGridViewEditingControl)EditingControlInternal;
5238 if (ctrl.EditingControlWantsInputKey (e.KeyData, false))
5241 switch (e.KeyData) {
5250 return ProcessDataGridViewKey (e);
5254 return base.ProcessKeyPreview (ref m);
5257 protected bool ProcessLeftKey (Keys keyData)
5259 int disp_index = ColumnIndexToDisplayIndex (currentCellAddress.X);
5261 if (disp_index > 0) {
5262 // Move to the first cell in the row
5263 if ((keyData & Keys.Control) == Keys.Control)
5264 MoveCurrentCell (ColumnDisplayIndexToIndex (0), currentCellAddress.Y, true, (keyData & Keys.Control) == Keys.Control, (keyData & Keys.Shift) == Keys.Shift, true);
5265 // Move one cell to the left
5267 MoveCurrentCell (ColumnDisplayIndexToIndex (disp_index - 1), currentCellAddress.Y, true, (keyData & Keys.Control) == Keys.Control, (keyData & Keys.Shift) == Keys.Shift, true);
5276 protected bool ProcessNextKey (Keys keyData)
5278 int current_row = CurrentCellAddress.Y;
5280 if (current_row < Rows.Count - 1) {
5281 // Move one "page" of cells down
5282 int new_row = Math.Min (Rows.Count - 1, current_row + DisplayedRowCount (false));
5284 MoveCurrentCell (CurrentCellAddress.X, new_row, true, (keyData & Keys.Control) == Keys.Control, (keyData & Keys.Shift) == Keys.Shift, true);
5293 protected bool ProcessPriorKey (Keys keyData)
5295 int current_row = CurrentCellAddress.Y;
5297 if (current_row > 0) {
5298 // Move one "page" of cells up
5299 int new_row = Math.Max (0, current_row - DisplayedRowCount (false));
5301 MoveCurrentCell (CurrentCellAddress.X, new_row, true, (keyData & Keys.Control) == Keys.Control, (keyData & Keys.Shift) == Keys.Shift, true);
5309 protected bool ProcessRightKey (Keys keyData)
5311 int disp_index = ColumnIndexToDisplayIndex (currentCellAddress.X);
5313 if (disp_index < Columns.Count - 1) {
5314 // Move to the last cell in the row
5315 if ((keyData & Keys.Control) == Keys.Control)
5316 MoveCurrentCell (ColumnDisplayIndexToIndex (Columns.Count - 1), currentCellAddress.Y, true, (keyData & Keys.Control) == Keys.Control, (keyData & Keys.Shift) == Keys.Shift, true);
5317 // Move one cell to the right
5319 MoveCurrentCell (ColumnDisplayIndexToIndex (disp_index + 1), currentCellAddress.Y, true, (keyData & Keys.Control) == Keys.Control, (keyData & Keys.Shift) == Keys.Shift, true);
5327 protected bool ProcessSpaceKey (Keys keyData)
5329 if ((keyData & Keys.Shift) == Keys.Shift) {
5330 if (selectionMode == DataGridViewSelectionMode.RowHeaderSelect) {
5331 SetSelectedRowCore (CurrentCellAddress.Y, true);
5332 InvalidateRow (CurrentCellAddress.Y);
5335 if (selectionMode == DataGridViewSelectionMode.ColumnHeaderSelect) {
5336 SetSelectedColumnCore (CurrentCellAddress.X, true);
5337 InvalidateColumn (CurrentCellAddress.X);
5342 if (CurrentCell is DataGridViewButtonCell || CurrentCell is DataGridViewLinkCell || CurrentCell is DataGridViewCheckBoxCell) {
5343 DataGridViewCellEventArgs e = new DataGridViewCellEventArgs (CurrentCell.ColumnIndex, CurrentCell.RowIndex);
5346 OnCellContentClick (e);
5348 if (CurrentCell is DataGridViewButtonCell)
5349 (CurrentCell as DataGridViewButtonCell).OnClickInternal (e);
5350 if (CurrentCell is DataGridViewCheckBoxCell)
5351 (CurrentCell as DataGridViewCheckBoxCell).OnClickInternal (e);
5359 protected bool ProcessTabKey (Keys keyData)
5361 Form f = FindForm ();
5364 f.ActivateFocusCues ();
5366 int disp_index = ColumnIndexToDisplayIndex (currentCellAddress.X);
5369 // Shift-tab goes backwards
5370 if ((keyData & Keys.Shift) == Keys.Shift) {
5371 if (disp_index > 0) {
5372 // Move one cell to the left
5373 MoveCurrentCell (ColumnDisplayIndexToIndex (disp_index - 1), currentCellAddress.Y, true, (keyData & Keys.Control) == Keys.Control, false, true);
5375 } else if (currentCellAddress.Y > 0) {
5376 // Move to the last cell in the previous row
5377 MoveCurrentCell (ColumnDisplayIndexToIndex (Columns.Count - 1), currentCellAddress.Y - 1, true, false, false, true);
5382 if (disp_index < Columns.Count - 1) {
5383 // Move one cell to the right
5384 MoveCurrentCell (ColumnDisplayIndexToIndex (disp_index + 1), currentCellAddress.Y, true, (keyData & Keys.Control) == Keys.Control, false, true);
5387 } else if (currentCellAddress.Y < Rows.Count - 1) {
5388 // Move to the first cell in the next row
5389 MoveCurrentCell (ColumnDisplayIndexToIndex (0), currentCellAddress.Y + 1, true, false, false, true);
5399 protected bool ProcessUpKey (Keys keyData)
5401 int current_row = CurrentCellAddress.Y;
5403 if (current_row > 0) {
5404 // Move to the first cell in the column
5405 if ((keyData & Keys.Control) == Keys.Control)
5406 MoveCurrentCell (CurrentCellAddress.X, 0, true, (keyData & Keys.Control) == Keys.Control, (keyData & Keys.Shift) == Keys.Shift, true);
5409 MoveCurrentCell (CurrentCellAddress.X, current_row - 1, true, (keyData & Keys.Control) == Keys.Control, (keyData & Keys.Shift) == Keys.Shift, true);
5417 protected bool ProcessZeroKey (Keys keyData)
5419 if ((keyData & Keys.Control) == Keys.Control && CurrentCell.EditType != null) {
5420 CurrentCell.Value = DBNull.Value;
5421 InvalidateCell (CurrentCell);
5428 protected override void SetBoundsCore (int x, int y, int width, int height, BoundsSpecified specified) {
5429 base.SetBoundsCore(x, y, width, height, specified);
5432 [MonoTODO ("Does not use validateCurrentCell")]
5433 protected virtual bool SetCurrentCellAddressCore (int columnIndex, int rowIndex, bool setAnchorCellAddress, bool validateCurrentCell, bool throughMouseClick)
5435 if ((columnIndex < 0 || columnIndex > Columns.Count - 1) && rowIndex != -1)
5436 throw new ArgumentOutOfRangeException ("columnIndex");
5437 if ((rowIndex < 0 || rowIndex > Rows.Count - 1) && columnIndex != -1)
5438 throw new ArgumentOutOfRangeException ("rowIndex");
5440 DataGridViewCell cell;
5442 if (columnIndex == -1 && rowIndex == -1)
5445 cell = Rows.SharedRow (rowIndex).Cells[columnIndex];
5447 if (cell != null && !cell.Visible)
5448 throw new InvalidOperationException ("cell is not visible");
5450 // Always update the current cell address property
5451 // If the row has moved it would be out of date.
5452 if (currentCell != null) {
5453 if (setAnchorCellAddress) {
5454 anchor_cell.X = currentCell.ColumnIndex;
5455 anchor_cell.Y = currentCell.RowIndex;
5457 currentCellAddress.X = currentCell.ColumnIndex;
5458 currentCellAddress.Y = currentCell.RowIndex;
5461 if (cell != currentCell) {
5462 if (currentCell != null) {
5463 if (currentCell.IsInEditMode) {
5466 else if (currentCell.RowIndex == NewRowIndex && new_row_editing)
5469 OnCellLeave (new DataGridViewCellEventArgs(currentCell.ColumnIndex, currentCell.RowIndex));
5470 OnRowLeave (new DataGridViewCellEventArgs (currentCell.ColumnIndex, currentCell.RowIndex));
5474 if (setAnchorCellAddress)
5475 anchor_cell = new Point (columnIndex, rowIndex);
5476 currentCellAddress = new Point (columnIndex, rowIndex);
5479 UpdateBindingPosition (cell.RowIndex);
5480 OnRowEnter (new DataGridViewCellEventArgs (cell.ColumnIndex, cell.RowIndex));
5481 OnCellEnter (new DataGridViewCellEventArgs(cell.ColumnIndex, cell.RowIndex));
5483 OnCurrentCellChanged (EventArgs.Empty);
5486 // If the user begins an edit in the NewRow, add a new row
5487 if (AllowUserToAddRows && cell.RowIndex == NewRowIndex && !is_binding && !new_row_editing) {
5488 // OnUserAddedRow will add a real row and reset the current cell
5489 OnUserAddedRow (new DataGridViewRowEventArgs (Rows[NewRowIndex]));
5491 if (editMode == DataGridViewEditMode.EditOnEnter)
5496 if (cell != null && throughMouseClick)
5503 protected virtual void SetSelectedCellCore (int columnIndex, int rowIndex, bool selected) {
5504 rows [rowIndex].Cells [columnIndex].Selected = selected;
5506 OnSelectionChanged (EventArgs.Empty);
5509 internal void SetSelectedColumnCoreInternal (int columnIndex, bool selected) {
5510 SetSelectedColumnCore (columnIndex, selected);
5513 protected virtual void SetSelectedColumnCore (int columnIndex, bool selected) {
5514 if (selectionMode != DataGridViewSelectionMode.ColumnHeaderSelect && selectionMode != DataGridViewSelectionMode.FullColumnSelect)
5517 DataGridViewColumn col = columns [columnIndex];
5519 col.SelectedInternal = selected;
5521 if (selected_columns == null)
5522 selected_columns = new DataGridViewSelectedColumnCollection ();
5524 if (!selected && selected_columns.Contains (col)) {
5525 selected_columns.InternalRemove (col);
5526 } else if (selected && !selected_columns.Contains (col)) {
5527 selected_columns.InternalAdd (col);
5533 internal void SetSelectedRowCoreInternal (int rowIndex, bool selected) {
5534 if (rowIndex >= 0 && rowIndex < Rows.Count)
5535 SetSelectedRowCore (rowIndex, selected);
5538 protected virtual void SetSelectedRowCore (int rowIndex, bool selected) {
5539 DataGridViewRow row = rows [rowIndex];
5541 row.SelectedInternal = selected;
5543 if (selected_rows == null)
5544 selected_rows = new DataGridViewSelectedRowCollection (this);
5546 if (!selected && selected_rows.Contains (row)) {
5547 selected_rows.InternalRemove (row);
5548 } else if (selected && !selected_rows.Contains (row)) {
5549 selected_rows.InternalAdd (row);
5555 protected override void WndProc (ref Message m)
5557 base.WndProc (ref m);
5560 internal void InternalOnCellClick (DataGridViewCellEventArgs e)
5565 internal void InternalOnCellContentClick (DataGridViewCellEventArgs e)
5567 OnCellContentClick (e);
5570 internal void InternalOnCellContentDoubleClick (DataGridViewCellEventArgs e)
5572 OnCellContentDoubleClick (e);
5575 internal void InternalOnCellValueChanged (DataGridViewCellEventArgs e)
5577 OnCellValueChanged (e);
5580 internal void InternalOnDataError (DataGridViewDataErrorEventArgs e)
5582 /////////////// false? ////////////
5583 OnDataError (false, e);
5586 internal void InternalOnMouseWheel (MouseEventArgs e)
5591 internal void OnHScrollBarScroll (object sender, ScrollEventArgs e)
5593 horizontalScrollingOffset = e.NewValue;
5596 for (int index = 0; index < Columns.Count; index++) {
5597 DataGridViewColumn col = Columns[index];
5599 if (e.NewValue < left + col.Width) {
5600 if (first_col_index != index) {
5601 first_col_index = index;
5613 internal void OnVScrollBarScroll (object sender, ScrollEventArgs e)
5615 verticalScrollingOffset = e.NewValue;
5616 if (Rows.Count == 0)
5620 for (int index = 0; index < Rows.Count; index++) {
5621 DataGridViewRow row = Rows[index];
5622 if (e.NewValue < top + row.Height) {
5623 if (first_row_index != index) {
5624 first_row_index = index;
5635 first_row_index = Rows.Count - DisplayedRowCount (false);
5640 internal void RaiseCellStyleChanged (DataGridViewCellEventArgs e) {
5641 OnCellStyleChanged(e);
5644 internal void OnColumnCollectionChanged (object sender, CollectionChangeEventArgs e) {
5646 case CollectionChangeAction.Add:
5647 OnColumnAddedInternal(new DataGridViewColumnEventArgs(e.Element as DataGridViewColumn));
5649 case CollectionChangeAction.Remove:
5650 OnColumnRemovedInternal(new DataGridViewColumnEventArgs(e.Element as DataGridViewColumn));
5652 case CollectionChangeAction.Refresh:
5657 // Resizes all columns according to their AutoResizeMode property.
5658 // First all the columns that aren't Filled are resized, then we resize all the Filled columns.
5659 internal void AutoResizeColumnsInternal ()
5661 for (int i = 0; i < Columns.Count; i++)
5662 AutoResizeColumnInternal (i, Columns [i].InheritedAutoSizeMode);
5664 AutoFillColumnsInternal ();
5667 internal void AutoFillColumnsInternal ()
5669 float totalFillWeight = 0;
5670 int FillCount = 0; // The number of columns that has AutoSizeMode.Fill set
5671 int spaceLeft = ClientSize.Width - (verticalScrollBar.VisibleInternal ? verticalScrollBar.Width : 0);
5673 if (RowHeadersVisible) {
5674 spaceLeft -= RowHeadersWidth;
5676 spaceLeft -= BorderWidth * 2;
5678 int [] fixed_widths = new int [Columns.Count];
5679 int [] new_widths = new int [Columns.Count];
5680 bool fixed_any = false;
5682 for (int i = 0; i < Columns.Count; i++) {
5683 DataGridViewColumn col = Columns [i];
5685 switch (col.InheritedAutoSizeMode) {
5686 case DataGridViewAutoSizeColumnMode.Fill:
5688 totalFillWeight += col.FillWeight;
5690 case DataGridViewAutoSizeColumnMode.AllCellsExceptHeader:
5691 case DataGridViewAutoSizeColumnMode.AllCells:
5692 case DataGridViewAutoSizeColumnMode.DisplayedCells:
5693 case DataGridViewAutoSizeColumnMode.DisplayedCellsExceptHeader:
5694 case DataGridViewAutoSizeColumnMode.None:
5695 case DataGridViewAutoSizeColumnMode.NotSet:
5696 spaceLeft -= Columns [i].Width;
5701 spaceLeft = Math.Max (0, spaceLeft);
5705 for (int i = 0; i < columns.Count; i++) {
5706 DataGridViewColumn col = Columns [i];
5709 if (col.InheritedAutoSizeMode != DataGridViewAutoSizeColumnMode.Fill)
5712 if (fixed_widths [i] != 0)
5715 width = (totalFillWeight == 0) ? 0 : (int) Math.Round (spaceLeft * (col.FillWeight / totalFillWeight), 0);
5720 if (width < col.MinimumWidth) {
5721 width = col.MinimumWidth;
5722 fixed_widths [i] = width;
5725 totalFillWeight -= col.FillWeight;
5728 new_widths [i] = width;
5730 } while (fixed_any);
5732 for (int i = 0; i < columns.Count; i++) {
5733 if (Columns [i].InheritedAutoSizeMode != DataGridViewAutoSizeColumnMode.Fill)
5736 Columns [i].Width = new_widths [i];
5740 internal void AutoResizeColumnInternal (int columnIndex, DataGridViewAutoSizeColumnMode mode)
5742 // http://msdn2.microsoft.com/en-us/library/ms171605.aspx
5745 DataGridViewColumn col = Columns [columnIndex];
5748 case DataGridViewAutoSizeColumnMode.Fill:
5750 case DataGridViewAutoSizeColumnMode.AllCellsExceptHeader:
5751 case DataGridViewAutoSizeColumnMode.AllCells:
5752 case DataGridViewAutoSizeColumnMode.DisplayedCells:
5753 case DataGridViewAutoSizeColumnMode.DisplayedCellsExceptHeader:
5754 size = Math.Max (CalculateColumnCellWidth (columnIndex, col.InheritedAutoSizeMode),
5755 col.HeaderCell.ContentBounds.Width);
5757 case DataGridViewAutoSizeColumnMode.ColumnHeader:
5758 size = col.HeaderCell.ContentBounds.Width;
5767 if (size < col.MinimumWidth)
5768 size = col.MinimumWidth;
5773 internal int CalculateColumnCellWidth (int index, DataGridViewAutoSizeColumnMode mode)
5777 bool only_visible = false;
5779 if (mode == DataGridViewAutoSizeColumnMode.DisplayedCellsExceptHeader ||
5780 mode == DataGridViewAutoSizeColumnMode.AllCellsExceptHeader)
5783 only_visible = (mode == DataGridViewAutoSizeColumnMode.DisplayedCells || mode == DataGridViewAutoSizeColumnMode.DisplayedCellsExceptHeader);
5785 for (int i = first_row; i < Rows.Count; i++) {
5787 Rectangle row_rect = this.GetRowDisplayRectangle (i, false);
5788 if (!ClientRectangle.IntersectsWith (row_rect))
5792 int cell_width = Rows[i].Cells[index].PreferredSize.Width;
5794 result = Math.Max (result, cell_width);
5800 Rectangle GetHeaderCellBounds (DataGridViewHeaderCell cell)
5802 Rectangle bounds = new Rectangle (ClientRectangle.Location, cell.Size);
5803 if (cell is DataGridViewColumnHeaderCell) {
5804 if (RowHeadersVisible)
5805 bounds.X += RowHeadersWidth;
5806 List<DataGridViewColumn> sortedColumns = columns.ColumnDisplayIndexSortedArrayList;
5807 for (int index = first_col_index; index < sortedColumns.Count; index++) {
5808 DataGridViewColumn column = sortedColumns [index];
5809 if (column.Index == cell.ColumnIndex)
5811 bounds.X += column.Width;
5814 if (ColumnHeadersVisible)
5815 bounds.Y += ColumnHeadersHeight;
5816 for (int index = first_row_index; index < Rows.Count; index++) {
5817 DataGridViewRow row = GetRowInternal (index);
5818 if (row.HeaderCell == cell)
5820 bounds.Y += row.Height;
5826 private void PrepareEditingRow (bool cell_changed, bool column_changed)
5828 if (new_row_editing)
5833 show = ColumnCount > 0 && AllowUserToAddRows;
5836 RemoveEditingRow ();
5838 if (editing_row != null && (cell_changed || column_changed)) {
5839 // The row changed, it's no longer an editing row.
5841 // The number of columns has changed, we need a new editing row.
5842 RemoveEditingRow ();
5844 if (editing_row == null) {
5845 editing_row = RowTemplateFull;
5846 Rows.AddInternal (editing_row, false);
5851 internal void RemoveEditingRow ()
5853 if (editing_row != null) {
5854 if (Rows.Contains (editing_row))
5855 Rows.RemoveInternal (editing_row);
5860 internal DataGridViewRow EditingRow {
5861 get { return editing_row; }
5864 private void AddBoundRow (object element)
5866 // Don't add rows if there are no columns
5867 if (ColumnCount == 0)
5870 DataGridViewRow row = (DataGridViewRow)RowTemplateFull;
5871 rows.InternalAdd (row);
5873 PropertyDescriptorCollection properties = TypeDescriptor.GetProperties (element);
5875 foreach (PropertyDescriptor property in properties) {
5876 if (property.PropertyType == typeof (IBindingList))
5879 // We do it this way because there may not be a column
5880 // for every cell, ignore cells with no column
5881 DataGridViewCell cell = row.Cells.GetBoundCell (property.Name);
5886 cell.Value = property.GetValue (element);
5887 cell.ValueType = property.PropertyType;
5891 private bool IsColumnAlreadyBound (string name)
5893 foreach (DataGridViewColumn col in Columns)
5894 if (col.DataPropertyName == name)
5900 private DataGridViewColumn CreateColumnByType (Type type)
5902 if (type == typeof (bool))
5903 return new DataGridViewCheckBoxColumn ();
5904 else if (typeof(Bitmap).IsAssignableFrom (type))
5905 return new DataGridViewImageColumn ();
5907 return new DataGridViewTextBoxColumn ();
5910 private void ClearBinding ()
5912 if (IsCurrentCellInEditMode && !EndEdit ())
5914 MoveCurrentCell (-1, -1, false, false, false, true);
5916 if (DataManager != null) {
5917 DataManager.ListChanged -= OnListChanged;
5918 DataManager.PositionChanged -= OnListPositionChanged;
5919 columns.ClearAutoGeneratedColumns ();
5921 RemoveEditingRow ();
5925 private void ResetRows ()
5928 RemoveEditingRow ();
5929 if (DataManager != null) {
5930 foreach (object element in DataManager.List)
5931 AddBoundRow (element);
5933 PrepareEditingRow (false, true);
5934 OnListPositionChanged (this, EventArgs.Empty);
5937 private void DoBinding ()
5939 /* The System.Windows.Forms.DataGridView class supports the standard Windows Forms data-binding model. This means the data source can be of any type that implements:
5940 - the System.Collections.IList interface, including one-dimensional arrays.
5941 - the System.ComponentModel.IListSource interface, such as the System.Data.DataTable and System.Data.DataSet classes.
5942 - the System.ComponentModel.IBindingList interface, such as the System.ComponentModel.Collections.BindingList<> class.
5943 - the System.ComponentModel.IBindingListView interface, such as the System.Windows.Forms.BindingSource class.
5946 if (dataSource != null && DataManager != null) {
5947 if (autoGenerateColumns) {
5948 is_autogenerating_columns = true;
5950 foreach (PropertyDescriptor property in DataManager.GetItemProperties()) {
5951 // This keeps out things like arrays
5952 if ((typeof(ICollection).IsAssignableFrom (property.PropertyType)))
5955 if (IsColumnAlreadyBound (property.DisplayName))
5958 DataGridViewColumn col = CreateColumnByType (property.PropertyType);
5959 col.Name = property.DisplayName;
5960 col.DataPropertyName = property.DisplayName;
5961 col.ReadOnly = !DataManager.AllowEdit || property.IsReadOnly;
5962 col.SetIsDataBound (true);
5963 col.ValueType = property.PropertyType;
5964 col.AutoGenerated = true;
5968 is_autogenerating_columns = false;
5971 // DataBind both autogenerated and not columns if there is a matching property
5972 foreach (PropertyDescriptor property in DataManager.GetItemProperties()) {
5973 foreach (DataGridViewColumn col in Columns) {
5974 if (col.DataPropertyName == property.Name)
5975 col.SetIsDataBound (true);
5979 foreach (object element in DataManager.List)
5980 AddBoundRow (element);
5982 DataManager.ListChanged += OnListChanged;
5983 DataManager.PositionChanged += OnListPositionChanged;
5984 OnDataBindingComplete (new DataGridViewBindingCompleteEventArgs (ListChangedType.Reset));
5985 OnListPositionChanged (this, EventArgs.Empty);
5987 if (Rows.Count > 0 && Columns.Count > 0)
5988 MoveCurrentCell (0, 0, true, false, false, false);
5991 PrepareEditingRow (false, true);
5996 private void MoveCurrentCell (int x, int y, bool select, bool isControl, bool isShift, bool scroll)
5998 if (x == -1 || y == -1)
6001 if (!SetCurrentCellAddressCore (x, y, true, false, false)) {
6005 if (x == -1 && y == -1) {
6010 bool full_row_selected = Rows.SharedRow(CurrentCellAddress.Y).Selected;
6011 bool full_col_selected = Columns[CurrentCellAddress.X].Selected;
6014 DataGridViewSelectionMode mode = selectionMode;
6016 // If we are row header select and we clicked a row header, use full row
6017 if (mode == DataGridViewSelectionMode.RowHeaderSelect && (x == -1 || (full_row_selected && CurrentCellAddress.X == x)))
6018 mode = DataGridViewSelectionMode.FullRowSelect;
6019 else if (mode == DataGridViewSelectionMode.RowHeaderSelect)
6020 mode = DataGridViewSelectionMode.CellSelect;
6022 // If we are col header select and we clicked a col header, use full col
6023 if (mode == DataGridViewSelectionMode.ColumnHeaderSelect && (y == -1 || (full_col_selected && CurrentCellAddress.Y == y)))
6024 mode = DataGridViewSelectionMode.FullColumnSelect;
6025 else if (mode == DataGridViewSelectionMode.ColumnHeaderSelect)
6026 mode = DataGridViewSelectionMode.CellSelect;
6028 // If the current cell isn't visible, scroll to it
6030 int disp_x = ColumnIndexToDisplayIndex (x);
6031 bool scrollbarsRefreshed = false;
6033 if (disp_x < first_col_index) {
6034 // The trick here is that in order to avoid unnecessary calculations each time a row/column
6035 // is added/removed we recalculate the whole grid size just before just before the scroll
6037 RefreshScrollBars ();
6038 scrollbarsRefreshed = true;
6042 delta_x = horizontalScrollBar.Value;
6044 // in case the column got removed
6045 if (first_col_index >= ColumnCount)
6046 first_col_index = ColumnCount - 1;
6047 for (int i = disp_x; i < first_col_index; i++)
6048 delta_x += Columns[ColumnDisplayIndexToIndex (i)].Width;
6051 horizontalScrollBar.SafeValueSet (horizontalScrollBar.Value - delta_x);
6052 OnHScrollBarScroll (this, new ScrollEventArgs (ScrollEventType.ThumbPosition, horizontalScrollBar.Value));
6056 int displayedRowsCount = DisplayedRowCount (false);
6059 if (disp_y < first_row_index) {
6060 if (!scrollbarsRefreshed)
6061 RefreshScrollBars ();
6064 delta_y = verticalScrollBar.Value;
6066 // in case the row got removed
6067 if (first_row_index >= RowCount)
6068 first_row_index = RowCount - 1;
6069 for (int i = disp_y; i < first_row_index; i++)
6070 delta_y += GetRowInternal (i).Height;
6073 verticalScrollBar.SafeValueSet (verticalScrollBar.Value - delta_y);
6074 OnVScrollBarScroll (this, new ScrollEventArgs (ScrollEventType.ThumbPosition, verticalScrollBar.Value));
6075 } else if (disp_y > first_row_index + displayedRowsCount - 1) {
6076 if (!scrollbarsRefreshed)
6077 RefreshScrollBars ();
6079 if (disp_y == Rows.Count - 1)
6080 delta_y = verticalScrollBar.Maximum - verticalScrollBar.Value;
6082 for (int i = first_row_index + displayedRowsCount - 1; i < disp_y; i++)
6083 delta_y += GetRowInternal (i).Height;
6085 verticalScrollBar.SafeValueSet (verticalScrollBar.Value + delta_y);
6086 OnVScrollBarScroll (this, new ScrollEventArgs (ScrollEventType.ThumbPosition, verticalScrollBar.Value));
6093 // Clear old selection unless multi-selecting
6098 case DataGridViewSelectionMode.CellSelect:
6099 SetSelectedCellCore (x, y, true);
6101 case DataGridViewSelectionMode.FullRowSelect:
6102 SetSelectedRowCore (y, true);
6104 case DataGridViewSelectionMode.FullColumnSelect:
6105 SetSelectedColumnCore (x, true);
6112 private int ColumnIndexToDisplayIndex (int index)
6116 return Columns[index].DisplayIndex;
6119 private int ColumnDisplayIndexToIndex (int index)
6121 return Columns.ColumnDisplayIndexSortedArrayList[index].Index;
6124 private void OnListChanged (object sender, ListChangedEventArgs args)
6126 switch (args.ListChangedType) {
6127 case ListChangedType.ItemAdded:
6128 AddBoundRow (DataManager[args.NewIndex]);
6130 case ListChangedType.ItemDeleted:
6131 Rows.RemoveAtInternal (args.NewIndex);
6133 case ListChangedType.ItemChanged:
6143 private void OnListPositionChanged (object sender, EventArgs args)
6145 if (Rows.Count > 0 && Columns.Count > 0 && DataManager.Position != -1)
6146 MoveCurrentCell (currentCell != null ? currentCell.ColumnIndex : 0, DataManager.Position,
6147 true, false, false, true);
6149 MoveCurrentCell (-1, -1, true, false, false, true);
6152 private void ReBind ()
6162 private bool MouseOverColumnResize (int col, int mousex)
6164 if (!allowUserToResizeColumns)
6167 Rectangle col_bounds = GetCellDisplayRectangle (col, 0, false);
6169 if (mousex >= col_bounds.Right - 4 && mousex <= col_bounds.Right)
6175 private bool MouseOverRowResize (int row, int mousey)
6177 if (!allowUserToResizeRows)
6180 Rectangle row_bounds = GetCellDisplayRectangle (0, row, false);
6182 if (mousey >= row_bounds.Bottom - 4 && mousey <= row_bounds.Bottom)
6188 private void DrawVerticalResizeLine (int x)
6190 Rectangle splitter = new Rectangle (x, Bounds.Y + 3 + (ColumnHeadersVisible ? ColumnHeadersHeight : 0), 1, Bounds.Height - 3 - (ColumnHeadersVisible ? ColumnHeadersHeight : 0));
6191 XplatUI.DrawReversibleRectangle (Handle, splitter, 2);
6194 private void DrawHorizontalResizeLine (int y)
6196 Rectangle splitter = new Rectangle (Bounds.X + 3 + (RowHeadersVisible ? RowHeadersWidth : 0), y, Bounds.Width - 3 + (RowHeadersVisible ? RowHeadersWidth : 0), 1);
6197 XplatUI.DrawReversibleRectangle (Handle, splitter, 2);
6200 #region Stuff for ToolTips
6201 private void MouseEnteredErrorIcon (DataGridViewCell item)
6203 tooltip_currently_showing = item;
6204 ToolTipTimer.Start ();
6207 private void MouseLeftErrorIcon (DataGridViewCell item)
6209 ToolTipTimer.Stop ();
6210 ToolTipWindow.Hide (this);
6211 tooltip_currently_showing = null;
6214 private Timer ToolTipTimer {
6216 if (tooltip_timer == null) {
6217 tooltip_timer = new Timer ();
6218 tooltip_timer.Enabled = false;
6219 tooltip_timer.Interval = 500;
6220 tooltip_timer.Tick += new EventHandler (ToolTipTimer_Tick);
6223 return tooltip_timer;
6227 private ToolTip ToolTipWindow {
6229 if (tooltip_window == null)
6230 tooltip_window = new ToolTip ();
6232 return tooltip_window;
6236 private void ToolTipTimer_Tick (object o, EventArgs args)
6238 string tooltip = tooltip_currently_showing.ErrorText;
6240 if (!string.IsNullOrEmpty (tooltip))
6241 ToolTipWindow.Present (this, tooltip);
6243 ToolTipTimer.Stop ();
6247 private class ColumnSorter : IComparer
6253 public ColumnSorter (DataGridViewColumn column, ListSortDirection direction, bool numeric)
6255 this.column = column.Index;
6256 this.numeric_sort = numeric;
6258 if (direction == ListSortDirection.Descending)
6259 this.direction = -1;
6262 #region IComparer Members
6263 public int Compare (object x, object y)
6265 DataGridViewRow row1 = (DataGridViewRow)x;
6266 DataGridViewRow row2 = (DataGridViewRow)y;
6268 if (row1.Cells[column].ValueType == typeof (DateTime) && row2.Cells[column].ValueType == typeof (DateTime))
6269 return DateTime.Compare ((DateTime)row1.Cells[column].Value, (DateTime)row2.Cells[column].Value) * direction;
6271 object val1 = row1.Cells[column].FormattedValue;
6272 object val2 = row2.Cells[column].FormattedValue;
6273 object val1NullValue = row1.Cells[column].InheritedStyle.NullValue;
6274 object val2NullValue = row2.Cells[column].InheritedStyle.NullValue;
6276 if (val1 == val1NullValue && val2 == val2NullValue)
6278 if (val1 == val1NullValue)
6280 if (val2 == val2NullValue)
6281 return -1 * direction;
6284 return (int)(double.Parse (val1.ToString ()) - double.Parse (val2.ToString ())) * direction;
6286 return string.Compare (val1.ToString (), val2.ToString ()) * direction;
6291 public sealed class HitTestInfo {
6293 public static readonly HitTestInfo Nowhere = new HitTestInfo(-1, -1, -1, -1, DataGridViewHitTestType.None);
6295 private int columnIndex;
6296 private int columnX;
6297 private int rowIndex;
6299 private DataGridViewHitTestType type;
6301 internal HitTestInfo (int columnIndex, int columnX, int rowIndex, int rowY, DataGridViewHitTestType type) {
6302 this.columnIndex = columnIndex;
6303 this.columnX = columnX;
6304 this.rowIndex = rowIndex;
6309 public int ColumnIndex {
6310 get { return columnIndex; }
6313 public int ColumnX {
6314 get { return columnX; }
6317 public int RowIndex {
6318 get { return rowIndex; }
6322 get { return rowY; }
6325 public DataGridViewHitTestType Type {
6326 get { return type; }
6329 public override bool Equals (object value) {
6330 if (value is HitTestInfo) {
6331 HitTestInfo aux = (HitTestInfo) value;
6332 if (aux.columnIndex == columnIndex && aux.columnX == columnX && aux.rowIndex == rowIndex && aux.rowY == rowY && aux.type == type) {
6339 public override int GetHashCode () {
6340 return base.GetHashCode();
6343 public override string ToString () {
6344 return string.Format ("Type:{0}, Column:{1}, Row:{2}", type, columnIndex, rowIndex);
6349 [ComVisible (false)]
6350 public class DataGridViewControlCollection : Control.ControlCollection
6352 private DataGridView owner;
6354 public DataGridViewControlCollection (DataGridView owner) : base (owner)
6359 public override void Clear ()
6362 // This is severely buggy, just as MS' implementation is.
6364 for (int i = 0; i < Count; i++) {
6369 public void CopyTo (Control [] array, int index)
6371 base.CopyTo (array, index);
6374 public void Insert (int index, Control value)
6376 throw new NotSupportedException ();
6379 public override void Remove (Control value)
6381 if (value == owner.horizontalScrollBar)
6384 if (value == owner.verticalScrollBar)
6387 if (value == owner.editingControl)
6390 base.Remove (value);
6393 internal void RemoveInternal (Control value)
6395 base.Remove (value);
6401 [ComVisibleAttribute(true)]
6402 protected class DataGridViewAccessibleObject : ControlAccessibleObject {
6404 public DataGridViewAccessibleObject (DataGridView owner) : base (owner){
6407 public override AccessibleRole Role {
6408 get { return base.Role; }
6411 public override string Name {
6412 get { return base.Name; }
6415 public override AccessibleObject GetChild (int index) {
6416 return base.GetChild(index);
6419 public override int GetChildCount () {
6420 return base.GetChildCount();
6423 public override AccessibleObject GetFocused () {
6424 return base.GetFocused();
6427 public override AccessibleObject GetSelected () {
6428 return base.GetSelected();
6431 public override AccessibleObject HitTest (int x, int y) {
6432 return base.HitTest(x, y);
6435 public override AccessibleObject Navigate( AccessibleNavigation navigationDirection) {
6436 return base.Navigate(navigationDirection);
6442 protected class DataGridViewTopRowAccessibleObject : AccessibleObject
6444 #region Constructors
6445 public DataGridViewTopRowAccessibleObject ()
6449 public DataGridViewTopRowAccessibleObject (DataGridView owner)
6455 #region Public Methods
6456 public override AccessibleObject GetChild (int index)
6458 return base.GetChild (index);
6461 public override int GetChildCount ()
6463 return base.GetChildCount ();
6466 public override AccessibleObject Navigate (AccessibleNavigation navigationDirection)
6468 return base.Navigate (navigationDirection);
6472 #region Public Properties
6473 public override Rectangle Bounds {
6474 get { return base.Bounds; }
6477 public override string Name {
6478 get { return base.Name; }
6481 public DataGridView Owner {
6482 get { return (DataGridView)owner; }
6485 throw new InvalidOperationException ("owner has already been set");
6491 public override AccessibleObject Parent {
6492 get { return base.Parent; }
6495 public override AccessibleRole Role {
6496 get { return base.Role; }
6499 public override string Value {
6500 get { return base.Value; }