一个简单的问题，拿分吧

Question

image.picture.bitmap.assign(bitmap:Tbitmap) OK?

Answer 1

var Fullscreen:Tbitmap;
    dc:HDC;
    fullscreenCanvas:Tcanvas;
begin
      dc:=Getdc(0);
      fullscreenCanvas:=Tcanvas.Create;
      fullscreenCanvas.Handle:=dc;
      Fullscreen:=Tbitmap.Create;
      Fullscreen.Canvas.CopyRect(rect(0,0,screen.Width,screen.Height),fullscreenCanvas,rect(0,0,screen.Width,screen.Height));
      fullscreenCanvas.Free;
      ReleaseDc(0,dc);
      image1.Picture.Assign(Fullscreen);
      image1.Refresh;
还是不行呀，你们看看吧

Answer 2

begin 
            image1.Canvas.Handle:=Getdc(0);
end;