mcs/class/Managed.Windows.Forms/System.Windows.Forms/DataGridViewHeaderCell.cs

   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:
   8 //
   9 // The above copyright notice and this permission notice shall be
  10 // included in all copies or substantial portions of the Software.
  11 //
  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.
  19 //
  20 // Copyright (c) 2005 Novell, Inc. (http://www.novell.com)
  21 //
  22 // Author:
  23 //      Pedro Martínez Juliá <pedromj@gmail.com>
  24 //
  25
  26
  27 #if NET_2_0
  28
  29 using System.ComponentModel;
  30 using System.Drawing;
  31
  32 namespace System.Windows.Forms {
  33         public class DataGridViewHeaderCell : DataGridViewCell {
  34
  35                 private ButtonState buttonState;
  36
  37                 public DataGridViewHeaderCell ()
  38                 {
  39                         buttonState = ButtonState.Normal;
  40                 }
  41
  42                 [Browsable (false)]
  43                 public override bool Displayed {
  44                         get { return base.Displayed; }
  45                 }
  46
  47                 public override Type FormattedValueType {
  48                         get { return typeof(string); } //base.FormattedValueType; }
  49                 }
  50
  51                 [Browsable (false)]
  52                 public override bool Frozen {
  53                         get { return base.Frozen; }
  54                 }
  55
  56                 [Browsable (false)]
  57                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
  58                 public override bool ReadOnly {
  59                         get { return base.ReadOnly; }
  60                         set { base.ReadOnly = value; }
  61                 }
  62
  63                 [Browsable (false)]
  64                 public override bool Resizable {
  65                         get { return base.Resizable; }
  66                 }
  67
  68                 [Browsable (false)]
  69                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
  70                 public override bool Selected {
  71                         get { return base.Selected; }
  72                         set { base.Selected = value; }
  73                 }
  74
  75                 public override Type ValueType {
  76                         get { return base.ValueType; }
  77                         set { base.ValueType = value; }
  78                 }
  79
  80                 [Browsable (false)]
  81                 public override bool Visible {
  82                         get { return base.Visible; }
  83                 }
  84
  85                 public override object Clone ()
  86                 {
  87                         DataGridViewHeaderCell result = new DataGridViewHeaderCell();
  88                         return result;
  89                 }
  90
  91                 protected override void Dispose (bool disposing)
  92                 {
  93                 }
  94
  95                 public override ContextMenuStrip GetInheritedContextMenuStrip (int rowIndex)
  96                 {
  97                         if (DataGridView == null)
  98                                 return null;
  99
 100                         if (ContextMenuStrip != null)
 101                                 return ContextMenuStrip;
 102                         if (DataGridView.ContextMenuStrip != null)
 103                                 return DataGridView.ContextMenuStrip;
 104
 105                         return null;
 106                 }
 107
 108                 public override DataGridViewElementStates GetInheritedState (int rowIndex)
 109                 {
 110                         DataGridViewElementStates result;
 111
 112                         result = DataGridViewElementStates.ResizableSet | State;
 113
 114                         return result;
 115                 }
 116
 117                 public override string ToString ()
 118                 {
 119                         return string.Format ("DataGridViewHeaderCell {{ ColumnIndex={0}, RowIndex={1} }}", ColumnIndex, RowIndex);
 120                 }
 121
 122                 protected override Size GetSize (int rowIndex)
 123                 {
 124                         if (DataGridView == null && rowIndex != -1)
 125                                 throw new ArgumentOutOfRangeException ("rowIndex");
 126                         if (OwningColumn != null && rowIndex != -1)
 127                                 throw new ArgumentOutOfRangeException ("rowIndex");
 128                         if (OwningRow != null && (rowIndex < 0 || rowIndex >= DataGridView.Rows.Count))
 129                                 throw new ArgumentOutOfRangeException ("rowIndex");
 130                         if (OwningColumn == null && OwningRow == null && rowIndex != -1)
 131                                 throw new ArgumentOutOfRangeException ("rowIndex");
 132                         if (OwningRow != null && OwningRow.Index != rowIndex)
 133                                 throw new ArgumentException ("rowIndex");
 134
 135                         if (DataGridView == null)
 136                                 return new Size (-1, -1);
 137
 138                         if (this is DataGridViewTopLeftHeaderCell)
 139                                 return new Size (DataGridView.RowHeadersWidth, DataGridView.ColumnHeadersHeight);
 140                         if (this is DataGridViewColumnHeaderCell)
 141                                 return new Size (100, DataGridView.ColumnHeadersHeight);
 142                         if (this is DataGridViewRowHeaderCell)
 143                                 return new Size (DataGridView.RowHeadersWidth, 22);
 144
 145                         return Size.Empty;
 146                 }
 147
 148                 protected override object GetValue (int rowIndex)
 149                 {
 150                         return base.GetValue (rowIndex);
 151                 }
 152
 153                 protected override bool MouseDownUnsharesRow (DataGridViewCellMouseEventArgs e)
 154                 {
 155                         if (DataGridView == null)
 156                                 return false;
 157
 158                         if (e.Button == MouseButtons.Left && Application.RenderWithVisualStyles && DataGridView.EnableHeadersVisualStyles)
 159                                 return true;
 160
 161                         return false;
 162                 }
 163
 164                 protected override bool MouseEnterUnsharesRow (int rowIndex)
 165                 {
 166                         if (DataGridView == null)
 167                                 return false;
 168
 169                         if (Application.RenderWithVisualStyles && DataGridView.EnableHeadersVisualStyles)
 170                                 return true;
 171
 172                         return false;
 173                 }
 174
 175                 protected override bool MouseLeaveUnsharesRow (int rowIndex)
 176                 {
 177                         if (DataGridView == null)
 178                                 return false;
 179
 180                         if (ButtonState != ButtonState.Normal && Application.RenderWithVisualStyles && DataGridView.EnableHeadersVisualStyles)
 181                                 return true;
 182
 183                         return false;
 184                 }
 185
 186                 protected override bool MouseUpUnsharesRow (DataGridViewCellMouseEventArgs e)
 187                 {
 188                         if (DataGridView == null)
 189                                 return false;
 190
 191                         if (e.Button == MouseButtons.Left && Application.RenderWithVisualStyles && DataGridView.EnableHeadersVisualStyles)
 192                                 return true;
 193
 194                         return false;
 195                 }
 196
 197                 protected override void OnMouseDown (DataGridViewCellMouseEventArgs e)
 198                 {
 199                         base.OnMouseDown (e);
 200                 }
 201
 202                 protected override void OnMouseEnter (int rowIndex)
 203                 {
 204                         base.OnMouseEnter (rowIndex);
 205                 }
 206
 207                 protected override void OnMouseLeave (int rowIndex)
 208                 {
 209                         base.OnMouseLeave (rowIndex);
 210                 }
 211
 212                 protected override void OnMouseUp (DataGridViewCellMouseEventArgs e)
 213                 {
 214                         base.OnMouseUp (e);
 215                 }
 216
 217                 protected override void Paint (Graphics graphics, Rectangle clipBounds, Rectangle cellBounds, int rowIndex, DataGridViewElementStates dataGridViewElementState, object value, object formattedValue, string errorText, DataGridViewCellStyle cellStyle, DataGridViewAdvancedBorderStyle advancedBorderStyle, DataGridViewPaintParts paintParts)
 218                 {
 219                         base.Paint (graphics, clipBounds, cellBounds, rowIndex, dataGridViewElementState, value, formattedValue, errorText, cellStyle, advancedBorderStyle, paintParts);
 220                 }
 221
 222                 protected ButtonState ButtonState {
 223                         get { return buttonState; }
 224                 }
 225
 226         }
 227
 228 }
 229
 230 #endif