VC书籍

开发平台：

C++ Builder

Unit1.cpp：源码内容

							//---------------------------------------------------------------------------
#include <vcl.h>
#include <registry.hpp>
#pragma hdrstop
#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
  MonthCalendar1->Date=Now();
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1Click(TObject *Sender)
{
  TRegistry *rg;
  AnsiString ass;
  ass=GetCurrentDir();
  ass=ass+"\"+ExtractFileName(Application->ExeName);
  rg=new TRegistry();
  rg->RootKey=HKEY_LOCAL_MACHINE;
  rg->OpenKey("\Software\Microsoft\Windows\CurrentVersion\Run",True);
  rg->WriteString("MyCalendar",ass);
  rg->CloseKey();
  rg->Free();
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button2Click(TObject *Sender)
{
  TRegistry *rg;
  rg=new TRegistry();
  rg->RootKey=HKEY_LOCAL_MACHINE;
  rg->OpenKey("\Software\Microsoft\Windows\CurrentVersion\Run",True);
  rg->DeleteValue("MyCalendar");
  rg->CloseKey();
  rg->Free();
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button3Click(TObject *Sender)
{
  Close();        
}
//---------------------------------------------------------------------------

						