Rabu, 21 Oktober 2009

Tips trik Delphi - Image pada ComboBox

berikut adalah kode untuk menanmbah image pada komponen ComboBox :

unit Unit1;

interface

uses
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
ImgList, StdCtrls;

type
TForm1 = class(TForm)
ImageList1: TImageList;
theCombo: TComboBox;
procedure theComboDrawItem(Control: TWinControl; Index: Integer;
Rect: TRect; State: TOwnerDrawState);
procedure theComboChange(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;

var
Form1: TForm1;

implementation

{$R *.DFM}

procedure TForm1.theComboDrawItem(Control: TWinControl; Index: Integer;
Rect: TRect; State: TOwnerDrawState);
begin
theCombo.Canvas.FillRect(Rect);
ImageList1.Draw(theCombo.Canvas,Rect.Left,Rect.Top,Index);
theCombo.Canvas.TextOut(Rect.Left+ImageList1.Width+2,Rect.Top,
theCombo.Items[Index]);
end;

end.

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