详解c#Winform程序的toolStripButton自定义背景应用示例源码

ToolStripButton tsb = (ToolStripButton)sender;

Rectangle rectButton = tsb.Bounds;

Point p = toolStrip1.PointToClient(Control.MousePosition);

if (rectButton.Contains(p))

{

    e.Graphics.Clear(SystemColors.ControlText);

    if (tsb.Image != null)

    {

        e.Graphics.DrawImage(tsb.Image, new Point((e.ClipRectangle.Width - tsb.Image.Width) / 2, (e.ClipRectangle.Height - tsb.Image.Height) / 2));

    }

}