Class GridButtonCellRenderer

Represents a class that used for drawing a button in a cell.

Inheritance
System.Object
GridCellRendererBase
GridButtonCellRenderer
Implements
System.IDisposable
Inherited Members
System.Object.ToString()
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
Namespace: Syncfusion.WinForms.DataGrid.Renderers
Assembly: Syncfusion.SfDataGrid.WinForms.dll
Syntax
public class GridButtonCellRenderer : GridCellRendererBase, IGridCellRenderer<TableControl>, IDisposable
Examples

The following example shows how to add the custom cell button renderer.

// Remove the existing button cell renderer and added the custom button cell renderer.
sfDataGrid1.CellRenderers.Remove("ButtonEdit");
sfDataGrid1.CellRenderers.Add("ButtonEdit", new CustomCellButtonRenderer());

// Implementation for custom button cell renderer.
public class CustomCellButtonRenderer : GridButtonCellRenderer
{
    public CustomCellButtonRenderer()
    {
    }

    protected override void OnKeyDown(DataColumnBase dataColumn, RowColumnIndex rowColumnIndex, KeyEventArgs e)
    {
        if (e.KeyCode == Keys.Space)
        {
            // To avoid the button click using the Space key.
            return;
        }

        base.OnKeyDown(dataColumn, rowColumnIndex, e);
    }
}

Constructors

GridButtonCellRenderer()

Initializes a new instance of the GridButtonCellRenderer class.

Declaration
public GridButtonCellRenderer()

Methods

OnKeyDown(DataColumnBase, RowColumnIndex, KeyEventArgs)

Overridden to update the key down on the filter row cell.

Declaration
protected override void OnKeyDown(DataColumnBase dataColumn, RowColumnIndex rowColumnIndex, KeyEventArgs e)
Parameters
Type Name Description
DataColumnBase dataColumn

The DataColumnBase of the cell.
RowColumnIndex rowColumnIndex

The row column index of the cell.
System.Windows.Forms.KeyEventArgs e

An System.Windows.Forms.KeyEventArgs that contains event data.
Overrides

OnMouseDown(DataColumnBase, RowColumnIndex, MouseEventArgs)

Overridden to update the CellButton while performing the mouse down.

Declaration
protected override void OnMouseDown(DataColumnBase dataColumn, RowColumnIndex rowColumnIndex, MouseEventArgs e)
Parameters
Type Name Description
DataColumnBase dataColumn

The DataColumnBase of the cell.
RowColumnIndex rowColumnIndex

The RowColumnIndex of the cell
System.Windows.Forms.MouseEventArgs e

An System.Windows.Forms.MouseHoverEventArgs that contains event data.
Overrides

OnMouseHoverLeave(DataColumnBase, RowColumnIndex, MouseEventArgs)

Overridden to update the previous cell on mouse hover leave is occurs.

Declaration
protected override void OnMouseHoverLeave(DataColumnBase dataColumn, RowColumnIndex rowColumnIndex, MouseEventArgs e)
Parameters
Type Name Description
DataColumnBase dataColumn

The DataColumnBase of the cell.
RowColumnIndex rowColumnIndex

The RowColumnIndex of the cell.
System.Windows.Forms.MouseEventArgs e

An System.Windows.Forms.MouseHoverEventArgs that contains event data.
Overrides

OnMouseMove(DataColumnBase, RowColumnIndex, MouseEventArgs)

Overridden to update the mouse hovering location on the cell.

Declaration
protected override void OnMouseMove(DataColumnBase dataColumn, RowColumnIndex rowColumnIndex, MouseEventArgs e)
Parameters
Type Name Description
DataColumnBase dataColumn

The DataColumnBase of the cell.
RowColumnIndex rowColumnIndex

The RowColumnIndex of the cell
System.Windows.Forms.MouseEventArgs e

An System.Windows.Forms.MouseHoverEventArgs that contains event data.
Overrides

OnMouseUp(DataColumnBase, RowColumnIndex, MouseEventArgs)

Overridden to update the MouseUp operation on the CellButton.

Declaration
protected override void OnMouseUp(DataColumnBase dataColumn, RowColumnIndex rowColumnIndex, MouseEventArgs e)
Parameters
Type Name Description
DataColumnBase dataColumn

The DataColumnBase of the cell.
RowColumnIndex rowColumnIndex

The RowColumnIndex of the cell.
System.Windows.Forms.MouseEventArgs e

An System.Windows.Forms.MouseHoverEventArgs that contains event data.
Overrides

OnRender(Graphics, Rectangle, String, CellStyleInfo, DataColumnBase, RowColumnIndex)

Overridden to renderer the button cell.

Declaration
protected override void OnRender(Graphics paint, Rectangle cellRect, string cellValue, CellStyleInfo style, DataColumnBase column, RowColumnIndex rowColumnIndex)
Parameters
Type Name Description
System.Drawing.Graphics paint

The System.Drawing.Graphics that used to draw the cell.
System.Drawing.Rectangle cellRect

The bounds of the cell.
System.String cellValue

The value of the cell.
CellStyleInfo style

The CellStyleInfo of the cell.
DataColumnBase column

The DataColumnBase of the cell.
RowColumnIndex rowColumnIndex

The row and column index of the cell.
Overrides

Implements

System.IDisposable