VC书籍

开发平台：

C++ Builder

Unit1.cpp：源码内容

							//---------------------------------------------------------------------------
#include <vcl.h>
#pragma hdrstop
#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1Click(TObject *Sender)
{
  HDC ddc;
  ddc=GetDC(RadioGroup1->Handle);
  BitBlt(ddc,0,0,RadioGroup1->Width,RadioGroup1->Height,Image1->Picture->Bitmap->Canvas->Handle,0,0,SRCCOPY);
}
//---------------------------------------------------------------------------

						