procedure TForm1.DrawCaptionText; const captionText = '龙生'; var canvas: TCanvas; begin canvas := TCanvas.Create; try canvas.Handle := GetWindowDC(GroupBox2.Handle) ; with canvas do begin Brush.Style := bsClear; Font.Color := clOlive; Font.Size:=26; TextOut(369, 220, captionText) ; end; finally ReleaseDC(GroupBox2.Handle, canvas.Handle) ; canvas.Free; end; end;
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