Class GridCellTextBoxRenderer

Represents a class that maintains the rendering of GridTextColumn.

Inheritance
System.Object
GridCellRendererBase
GridVirtualizingCellRendererBase<System.Windows.Controls.TextBlock, System.Windows.Controls.TextBox>
GridVirtualizingCellRenderer<System.Windows.Controls.TextBlock, System.Windows.Controls.TextBox>
GridCellTextBoxRenderer
Implements
System.IDisposable
Inherited Members
Namespace: Syncfusion.UI.Xaml.Grid.Cells
Assembly: Syncfusion.SfGrid.WPF.dll
Syntax
public class GridCellTextBoxRenderer : GridVirtualizingCellRenderer<TextBlock, TextBox>, IGridCellRenderer, IDisposable
Examples
this.sfDataGrid.CellRenderers.Remove("TextBox");
this.sfDataGrid.CellRenderers.Add("TextBox", new GridCellTextBoxRendererExt());
public class GridCellTextBoxRendererExt : GridCellTextBoxRenderer
{

   public override void OnInitializeDisplayElement(DataColumnBase dataColumn, TextBlock uiElement, object dataContext)
   {
       base.OnInitializeDisplayElement(dataColumn, uiElement, dataContext);

       if (dataColumn.GridColumn.MappingName.Equals("CustomerID"))
           uiElement.Foreground = new SolidColorBrush(Colors.Blue);
   }

   public override void OnUpdateDisplayBinding(DataColumnBase dataColumn, TextBlock uiElement, object dataContext)
   {
       base.OnUpdateDisplayBinding(dataColumn, uiElement, dataContext);

       if (dataColumn.GridColumn.MappingName.Equals("CustomerID"))
           uiElement.Foreground = new SolidColorBrush(Colors.Blue);
   }
}

Constructors

GridCellTextBoxRenderer()

Declaration
public GridCellTextBoxRenderer()

Methods

EndEdit(DataColumnBase, Object, Boolean)

Ends the edit occuring on the cell.

Declaration
public override bool EndEdit(DataColumnBase dc, object record, bool canResetBinding = false)
Parameters
Type Name Description
DataColumnBase dc

Specifies the corresponding DataColumnBase.
System.Object record

Specifies the corresponding record.
System.Boolean canResetBinding

Indicates whether binding can be reset or not.
Returns
Type Description
System.Boolean

True if the edit ends on the cell; otherwise false.
Overrides
Syncfusion.UI.Xaml.Grid.Cells.GridVirtualizingCellRendererBase<System.Windows.Controls.TextBlock, System.Windows.Controls.TextBox>.EndEdit(Syncfusion.UI.Xaml.Grid.DataColumnBase, System.Object, System.Boolean)

GetControlValue()

Gets the control value of the cell.

Declaration
public override object GetControlValue()
Returns
Type Description
System.Object

Returns the control value of the cell.
Overrides

OnEditElementLoaded(Object, RoutedEventArgs)

Invoked when the edit element(TextBox) is loaded on the cell in column.

Declaration
protected override void OnEditElementLoaded(object sender, RoutedEventArgs e)
Parameters
Type Name Description
System.Object sender

The sender.
System.Windows.RoutedEventArgs e

The System.Windows.RoutedEventArgs instance containing the event data.
Overrides
Syncfusion.UI.Xaml.Grid.Cells.GridVirtualizingCellRendererBase<System.Windows.Controls.TextBlock, System.Windows.Controls.TextBox>.OnEditElementLoaded(System.Object, System.Windows.RoutedEventArgs)

OnEditElementUnloaded(Object, RoutedEventArgs)

Invoked when the edit element(TextBox) is unloaded on the cell in column.

Declaration
protected override void OnEditElementUnloaded(object sender, RoutedEventArgs e)
Parameters
Type Name Description
System.Object sender

The sender.
System.Windows.RoutedEventArgs e

The System.Windows.RoutedEventArgs instance containing the event data.
Overrides
Syncfusion.UI.Xaml.Grid.Cells.GridVirtualizingCellRendererBase<System.Windows.Controls.TextBlock, System.Windows.Controls.TextBox>.OnEditElementUnloaded(System.Object, System.Windows.RoutedEventArgs)

OnInitializeDisplayElement(DataColumnBase, TextBlock, Object)

Method which initialize the display element of the column.

Declaration
public override void OnInitializeDisplayElement(DataColumnBase dataColumn, TextBlock uiElement, object dataContext)
Parameters
Type Name Description
DataColumnBase dataColumn

Specifies the DataColumnBase.
System.Windows.Controls.TextBlock uiElement

Specifies the corresponding renderer element
System.Object dataContext

Specifies the data context of the cell.
Overrides
Syncfusion.UI.Xaml.Grid.Cells.GridVirtualizingCellRenderer<System.Windows.Controls.TextBlock, System.Windows.Controls.TextBox>.OnInitializeDisplayElement(Syncfusion.UI.Xaml.Grid.DataColumnBase, System.Windows.Controls.TextBlock, System.Object)

OnInitializeEditElement(DataColumnBase, TextBox, Object)

Method which is used to initialize the renderer element bindings with corresponding column values.

Declaration
public override void OnInitializeEditElement(DataColumnBase dataColumn, TextBox uiElement, object dataContext)
Parameters
Type Name Description
DataColumnBase dataColumn

Specifies the corresponding DataColumnBase.
System.Windows.Controls.TextBox uiElement

Specifies the corresponding renderer element.
System.Object dataContext

Specifies the data context of the cell.
Overrides
Syncfusion.UI.Xaml.Grid.Cells.GridVirtualizingCellRenderer<System.Windows.Controls.TextBlock, System.Windows.Controls.TextBox>.OnInitializeEditElement(Syncfusion.UI.Xaml.Grid.DataColumnBase, System.Windows.Controls.TextBox, System.Object)

OnUnwireEditUIElement(TextBox)

Called when unwire edit unique identifier element.

Declaration
protected override void OnUnwireEditUIElement(TextBox uiElement)
Parameters
Type Name Description
System.Windows.Controls.TextBox uiElement

The unique identifier element.
Overrides
Syncfusion.UI.Xaml.Grid.Cells.GridVirtualizingCellRendererBase<System.Windows.Controls.TextBlock, System.Windows.Controls.TextBox>.OnUnwireEditUIElement(System.Windows.Controls.TextBox)

SetControlValue(Object)

Sets the control value of the cell.

Declaration
public override void SetControlValue(object value)
Parameters
Type Name Description
System.Object value

Specifies the value to set the control value of the cell.
Overrides

ShouldGridTryToHandleKeyDown(KeyEventArgs)

Handles the key interaction with editor of corresponding column.

Declaration
protected override bool ShouldGridTryToHandleKeyDown(KeyEventArgs e)
Parameters
Type Name Description
System.Windows.Input.KeyEventArgs e

The System.Windows.Input.KeyEventArgs instance containing the event data.
Returns
Type Description
System.Boolean

Returns true if the parent grid should be allowed to handle keys; otherwise false.
Overrides
Syncfusion.UI.Xaml.Grid.Cells.GridVirtualizingCellRenderer<System.Windows.Controls.TextBlock, System.Windows.Controls.TextBox>.ShouldGridTryToHandleKeyDown(System.Windows.Input.KeyEventArgs)

Implements

System.IDisposable