本示例展示了如何通过 GridView.CustomDrawFooterCell 事件，执行 脚注单元格 的自定义绘制。

以浮雕效果绘制脚注单元格。

C#CopyCode image复制代码
using System.Drawing.Drawing2D;
using DevExpress.XtraGrid.Views.Grid;

private void gridView1_CustomDrawFooterCell(object sender, FooterCellCustomDrawEventArgs e) {
   int dx = e.Bounds.Height;
   Brush brush = e.Cache.GetGradientBrush(e.Bounds, Color.Wheat, Color.FloralWhite,
     LinearGradientMode.Vertical);
   Rectangle r = e.Bounds;
   //Create a raised effect for a cell
   ControlPaint.DrawBorder3D(e.Graphics, r, Border3DStyle.RaisedInner);
   //Fill the inner region of the cell
   r.Inflate(-1, -1);
   e.Graphics.FillRectangle(brush, r);
   //Draw a summary value
   r.Inflate(-2, 0);
   e.Appearance.DrawString(e.Cache, e.Info.DisplayText, r);
   //Prevent default drawing of the cell
   e.Handled = true;
}
Visual BasicCopyCode image复制代码
Imports System.Drawing.Drawing2D
Imports DevExpress.XtraGrid.Views.Grid

Private Sub GridView1_CustomDrawFooterCell(ByVal sender As Object, _
ByVal e As FooterCellCustomDrawEventArgs) Handles GridView1.CustomDrawFooterCell
   Dim dx As Integer = e.Bounds.Height
   Dim brush As Brush = e.Cache.GetGradientBrush(e.Bounds, Color.Wheat, Color.FloralWhite, _
     LinearGradientMode.Vertical)
   Dim r As Rectangle = e.Bounds
   'Create a raised or depressed effect for a cell depending on the band index
   ControlPaint.DrawBorder3D(e.Graphics, r, Border3DStyle.RaisedInner)
   'Fill the inner region of the cell
   r.Inflate(-1, -1)
   e.Graphics.FillRectangle(brush, r)
   'Draw a summary value
   r.Inflate(-2, 0)
   e.Appearance.DrawString(e.Cache, e.Info.DisplayText, r)
   'Prevent default drawing of the cell
   e.Handled = True
End Sub