TCategoryPanelGroup modifizieren

[Bummi]

Delphi-Quellcode:

unit Unit1;

interface

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

type

  TCategoryPanel = class(extctrls.TCategoryPanel)
  private
    { Private declarations }
  protected
    { Protected declarations }
  public
    procedure DrawHeaderChevron(ACanvas: TCanvas);override;

    { Public declarations }
  published
    { Published declarations }
  end;

  TForm1 = class(TForm)
    CategoryPanelGroup1: TCategoryPanelGroup;
    CategoryPanel1: TCategoryPanel;
    CategoryPanel2: TCategoryPanel;
    Button1: TButton;
  private
    { Private-Deklarationen }
  public
    { Public-Deklarationen }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

{ TCategoryPanelGroup }

procedure TCategoryPanel.DrawHeaderChevron(ACanvas: TCanvas);
begin
  //>>  beispiel
  Acanvas.FillRect(Rect(0,0,width,Height));
end;

end.