How to customize the shift and arrow key selection behavior in WPF DataGrid (SfDataGrid)?
gn uskey seleThe text is selected when press the Shift Left or Shift Right key in editor control of WPF DataGrid (SfDataGrid). You can move the current cell in SfDataGrid when pressing Shift Left or Shift Right key by customized the PreviewKeyDown event in corresponding column renderer. For example GridTextBoxColumn customizing by using the GridCellTextBoxRenderer.
this.sfdatagrid.CellRenderers.Remove("TextBox");
this.sfdatagrid.CellRenderers.Add("TextBox", new GridCellTextBoxRendererExt(sfdatagrid));
public class GridCellTextBoxRendererExt : GridCellTextBoxRenderer
{
public SfDataGrid grid;
public GridCellTextBoxRendererExt(SfDataGrid sfDataGrid)
{
grid = sfDataGrid;
}
public override void OnInitializeEditElement(DataColumnBase dataColumn, TextBox uiElement, object dataContext)
{
base.OnInitializeEditElement(dataColumn, uiElement, dataContext);
uiElement.PreviewKeyDown += UiElement_PreviewKeyDown;
}
private void UiElement_PreviewKeyDown(object sender, KeyEventArgs e)
{
if (Keyboard.IsKeyDown(Key.RightShift) || Keyboard.IsKeyDown(Key.LeftShift))
{
if (e.Key == Key.Right)
{
grid.SelectionController.CurrentCellManager.EndEdit();
RowColumnIndex rowcol = new RowColumnIndex(this.grid.SelectionController.CurrentCellManager.CurrentRowColumnIndex.RowIndex, this.grid.SelectionController.CurrentCellManager.CurrentRowColumnIndex.ColumnIndex + 1);
grid.MoveCurrentCell(rowcol, false);
}
else if (e.Key == Key.Left)
{
grid.SelectionController.CurrentCellManager.EndEdit();
RowColumnIndex rowcol = new RowColumnIndex(this.grid.SelectionController.CurrentCellManager.CurrentRowColumnIndex.RowIndex, this.grid.SelectionController.CurrentCellManager.CurrentRowColumnIndex.ColumnIndex - 1);
grid.MoveCurrentCell(rowcol, false);
}
e.Handled = true;
}
}
}
WPF DataGrid (SfDataGrid) provides support for various built-in column types. Each column has its own properties and renderer for more details please refer the below documentation link.
Documentation Link: https://help.syncfusion.com/wpf/datagrid/column-types
View WPF DataGrid Column Types Demo in GitHub
Conclusion
Hope you enjoyed learning about how to customize the shift and arrow key selection behavior in WPF DataGrid (SfDataGrid).
You can refer to our WPF DataGrid feature tour page to learn about its other groundbreaking feature representations. You can explore our WPF DataGrid documentation to understand how to present and manipulate data.
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