u_form2.pas

很好地delphi书籍源码

unit U_Form2;

interface

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

type
  TForm2 = class(TForm)
    PopupMenu1: TPopupMenu;
    N1: TMenuItem;
    N2: TMenuItem;
    procedure FormResize(Sender: TObject);
    procedure FormShow(Sender: TObject);
    procedure FormClick(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure N1Click(Sender: TObject);
    procedure N2Click(Sender: TObject);
  private
    IsTop:boolean;
  public
    { Public declarations }
  end;

var
  Form2: TForm2;

implementation

uses U_Form1;

{$R *.dfm}

procedure TForm2.FormResize(Sender: TObject);
begin
  Form1.MediaPlayer1.DisplayRect:=Rect(0,0,ClientWidth,ClientHeight);
end;

procedure TForm2.FormShow(Sender: TObject);
begin
  Form1.MediaPlayer1.Play;
  IsTop:=true;
end;

procedure TForm2.FormClick(Sender: TObject);
begin
  if IsTop=true then
  begin
    Form1.SetFocus;
    IsTop:=false;
  end else
    IsTop:=true;
end;

procedure TForm2.FormClose(Sender: TObject; var Action: TCloseAction);
begin
  Form1.MediaPlayer1.Stop;
end;

procedure TForm2.N1Click(Sender: TObject);
begin
  WindowState:=wsMaximized
end;

procedure TForm2.N2Click(Sender: TObject);
begin
  WindowState:= wsNormal;
end;

end.