mcs/class/Managed.Windows.Forms/System.Windows.Forms/DataGridViewTextBoxEditingControl.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.Runtime.InteropServices;
  30
  31 namespace System.Windows.Forms {
  32
  33         [ClassInterfaceAttribute(ClassInterfaceType.AutoDispatch)]
  34         [ComVisibleAttribute(true)]
  35         public class DataGridViewTextBoxEditingControl : TextBox, IDataGridViewEditingControl {
  36
  37                 private DataGridView editingControlDataGridView;
  38                 private int rowIndex;
  39                 private bool editingControlValueChanged;
  40                 private Cursor editingPanelCursor;
  41                 private bool repositionEditingControlOnValueChange;
  42
  43                 public DataGridViewTextBoxEditingControl ()
  44                 {
  45                 }
  46
  47                 public virtual DataGridView EditingControlDataGridView {
  48                         get { return editingControlDataGridView; }
  49                         set { editingControlDataGridView = value; }
  50                 }
  51
  52                 public virtual object EditingControlFormattedValue {
  53                         get { return base.Text; }
  54                         set { base.Text = (string) value; }
  55                 }
  56
  57                 public virtual int EditingControlRowIndex {
  58                         get { return rowIndex; }
  59                         set { rowIndex = value; }
  60                 }
  61
  62                 public virtual bool EditingControlValueChanged {
  63                         get { return editingControlValueChanged; }
  64                         set { editingControlValueChanged = value; }
  65                 }
  66
  67                 public virtual Cursor EditingPanelCursor {
  68                         get { return editingPanelCursor; }
  69                 }
  70
  71                 public virtual bool RepositionEditingControlOnValueChange {
  72                         get { return repositionEditingControlOnValueChange; }
  73                 }
  74
  75                 public virtual void ApplyCellStyleToEditingControl (DataGridViewCellStyle dataGridViewCellStyle)
  76                 {
  77                         Font = dataGridViewCellStyle.Font;
  78                         BackColor = dataGridViewCellStyle.BackColor;
  79                         ForeColor = dataGridViewCellStyle.ForeColor;
  80                 }
  81
  82                 public virtual bool EditingControlWantsInputKey (Keys keyData, bool dataGridViewWantsInputKey)
  83                 {
  84                         return true;
  85                 }
  86
  87                 public virtual object GetEditingControlFormattedValue (DataGridViewDataErrorContexts context)
  88                 {
  89                         return EditingControlFormattedValue;
  90                 }
  91
  92                 public virtual void PrepareEditingControlForEdit (bool selectAll)
  93                 {
  94                         Focus();
  95                         if (selectAll) {
  96                                 SelectAll();
  97                         }
  98                         editingControlValueChanged = false;
  99                 }
 100
 101                 protected override void OnMouseWheel (MouseEventArgs e)
 102                 {
 103                         base.OnMouseWheel(e);
 104                 }
 105
 106                 protected override void OnTextChanged (EventArgs e)
 107                 {
 108                         base.OnTextChanged(e);
 109                         editingControlValueChanged = true;
 110                         if (editingControlDataGridView != null) {
 111                                 editingControlDataGridView.CurrentCell.Value = Text;
 112                         }
 113                 }
 114
 115                 protected override bool ProcessKeyEventArgs (ref Message m)
 116                 {
 117                         return base.ProcessKeyEventArgs(ref m);
 118                 }
 119
 120         }
 121
 122 }
 123
 124 #endif