unit1.pas

来自「Java实例入门」· PAS 代码 · 共 38 行

unit Unit1;

interface

uses
  SysUtils, Types, Classes, Variants, QGraphics, QControls, QForms, QDialogs,
  QStdCtrls;

type
  TForm1 = class(TForm)
    Label1: TLabel;
    procedure onMouseDown(Sender: TObject; Button: TMouseButton;
      Shift: TShiftState; X, Y: Integer);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.xfm}

procedure TForm1.onMouseDown(Sender: TObject; Button: TMouseButton;
  Shift: TShiftState; X, Y: Integer);
begin
    case Button of
        mbLeft:Label1.Caption :='Left';
        mbMiddle:Label1.Caption :='Middle';
        mbRight:Label1.Caption :='Right';
    end;
end;

end.