窗体图片背景

var
  Bitmap: TBitmap;

procedure TForm1.FormCreate(Sender: TObject);
begin
  Bitmap := TBitmap.Create;
  Bitmap.LoadFromFile('c:\temp\bg.bmp');
  Self.Brush.Bitmap := Bitmap;
end;

procedure TForm1.FormDestroy(Sender: TObject);
begin
  Bitmap.Free;
end;

//效果图:

原文地址:https://www.cnblogs.com/del/p/1066596.html