protected override bool ShouldGridTryToHandlePreviewKeyDown(KeyEventArgs e)
{
// return false to indicate the CurrentCellUIElement should handle the key
// and the grid should ignore it.
bool isControlKey = (e.KeyboardDevice.Modifiers & ModifierKeys.Control) != ModifierKeys.None;
if (isControlKey)
{
return(true);
}
switch (e.Key)
{
case Key.Right:
case Key.Left:
case Key.Down:
case Key.Up:
{
return(!CurrentCell.IsEditing);
}
case Key.End:
case Key.Home:
{
CurrentCell.BeginEdit(true);
return(false);
}
case Key.Delete:
{
CurrentCell.BeginEdit(true);
return(false);
}
case Key.Enter:
{
if (this.CurrentCell.IsEditing)
{
CurrentCell.EndEdit();
}
CurrentCell.MoveRight();
return(true);
}
case Key.Back:
{
CurrentCell.BeginEdit(true);
return(false);
}
}
return(base.ShouldGridTryToHandlePreviewKeyDown(e));
}
protected override bool ShouldGridTryToHandlePreviewKeyDown(KeyEventArgs e)
{
// return false to indicate the CurrentCellUIElement should handle the key
// and the grid should ignore it.
bool isControlKey = (e.KeyboardDevice.Modifiers & ModifierKeys.Control) != ModifierKeys.None;
if (isControlKey)
{
return(true);
}
switch (e.Key)
{
case Key.Right:
case Key.Left:
case Key.Down:
case Key.Up:
{
// otherwise, move caret within textbox when cell is not in edit-mode.
return(!CurrentCell.IsEditing);
}
case Key.End:
case Key.Home:
{
CurrentCell.BeginEdit(true);
return(false);
}
case Key.Delete:
{
CurrentCell.BeginEdit(true);
return(false);
}
case Key.Enter:
{
if (this.CurrentStyle != null)
{
GridDataStyleInfo sif = this.CurrentStyle.GridModel[this.CurrentCell.RowIndex, this.CurrentCell.ColumnIndex] as GridDataStyleInfo;
if (sif != null && sif.CellIdentity.TableCellType != GridDataTableCellType.AddNewRecordCell)
{
e.Handled = true;
}
else if (sif != null && sif.CellIdentity.TableCellType == GridDataTableCellType.AddNewRecordCell && !CurrentCell.IsEditing)
{
e.Handled = true;
}
}
if (this.CurrentCell.IsEditing)
{
CurrentCell.EndEdit();
}
CurrentCell.MoveRight();
return(true);
break;
}
case Key.Back:
{
CurrentCell.BeginEdit(true);
return(false);
}
break;
}
return(base.ShouldGridTryToHandlePreviewKeyDown(e));
}