unit1.pas

来自「《Delphi深度历险》附书源码 Delphi学习书本」· PAS 代码 · 共 43 行

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Memo1: TMemo;
    cbxDenyScreenSaver: TCheckBox;
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  private
    procedure WMSysCommand(var Msg: TWMSysCommand); message WM_SYSCOMMAND;
  public
    { Public declarations }
  end;
  
var
  Form1: TForm1;
  
implementation

{$R *.DFM}

{ TForm1 }

procedure TForm1.WMSysCommand(var Msg: TWMSysCommand);
var
  S: string;
begin
  if Msg.CmdType and $FFF0 = SC_SCREENSAVE then
  begin
    S := TimeToStr(Now) + ': 棵辊玂臔祘Α币笆 - ';
    if cbxDenyScreenSaver.Checked then
    begin
      //      Msg.Result := 0;
      S := S + '窽ゎ';
    end else
    begin
      S := S + '