mainform.cpp

来自「C++ BUILDER精彩编程实例集锦(源码)3 第五部分 系统编程 第六部」· C++ 代码 · 共 36 行

//---------------------------------------------------------------------------
//filename:mainform.cpp
#include <vcl.h>
#pragma hdrstop

#include "Mainform.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
   bShutoff=true;
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn1Click(TObject *Sender)
{//禁止关闭Windows操作系统
  MessageBox(Handle,"现在已经禁止关闭操作系统！","信息提示",MB_OK);
  bShutoff=false;
}
//---------------------------------------------------------------------------

void __fastcall TForm1::BitBtn2Click(TObject *Sender)
{//允许关闭Windows操作系统
   MessageBox(Handle,"现在已经允许正常关闭操作系统！","信息提示",MB_OK);
   bShutoff=true;
}
//---------------------------------------------------------------------------
void __fastcall TForm1::OnWMQueryEndSession(TMessage &Message)
{
   Message.Result=bShutoff;
}