怎么取得桌面的图象
一点点凋落 2004-05-14 04:41:24 c:=TBitmap.Create;
c.Canvas.Handle:=GetDC(0);
d:=TBitmap.Create;
d.Canvas.CopyRect(rect(0,0,self.ClientWidth,self.ClientHeight),c.Canvas,rect(left,top,left+clientwidth,top+clientheight));
ReleaseDC(0, c.handle);
d.SaveToFile('c:\xx.bmp');
怎么d里面什么都没有?