VC在哪写自己的代码？

#include "stdio.h"

#include "windows.h"







LRESULT CALLBACK wndproc(

                         HWND hwnd,

                         UINT uMsg,

                         WPARAM wParam,

                         LPARAM lParam

                         );

HINSTANCE hInstance; 



class win

{

public:

    BOOL W_class();

    BOOL create();

};





BOOL win::W_class()

{

WNDCLASS wdnclass;//设计窗口

    wdnclass.style=CS_HREDRAW|CS_VREDRAW;;//窗口

    wdnclass.lpfnWndProc=wndproc;//窗口指针很重要

    wdnclass.cbClsExtra=0;//通常为0

    wdnclass.cbWndExtra=0;//通常为0

    wdnclass.hInstance=hInstance;//句柄

    wdnclass.hIcon=LoadIcon(NULL,IDI_ERROR);//图标句柄

    wdnclass.hCursor=LoadCursor(NULL,IDC_CROSS);//光标句柄

    wdnclass.hbrBackground=(HBRUSH)GetStockObject(WHITE_BRUSH);//背色句柄

    wdnclass.lpszMenuName=NULL;

    wdnclass.lpszClassName="zhuzi";//类的名字



      return (RegisterClass(&wdnclass));//注册窗口

}



BOOL win::create()

{    

    HWND hwnd;

    hwnd=CreateWindow("zhuzi","猪",WS_OVERLAPPEDWINDOW,

        200,200,600,400,NULL,NULL,

     hInstance,NULL);

    //显示窗口

    ShowWindow(hwnd,SW_SHOWNORMAL);

    UpdateWindow(hwnd);

    return hwnd;

}













int WINAPI WinMain(

  HINSTANCE hInstance,      // handle to current instance

  HINSTANCE hPrevInstance,  // handle to previous instance

  LPSTR lpCmdLine,          // command line

  int nCmdShow              // show state

)

{

    win window

    if(!window.W_class())

        return 0;

    if(!window.create())

        return 0;

    









    //消息循环

    MSG msg;

    while(GetMessage(&msg,NULL,0,0))

    {

        TranslateMessage(&msg);//接收消息

        DispatchMessage(&msg);//将接收的消息处理

    }

    return 0;

}



//过程函数

LRESULT CALLBACK wndproc(

                         HWND hwnd,

                         UINT uMsg,

                         WPARAM wParam,

                         LPARAM lParam

                         )

{

    HDC hdc;

    PAINTSTRUCT ps;

    switch(uMsg)

    {

    case WM_PAINT:

        hdc=BeginPaint(hwnd,&ps);

        TextOut(hdc,0,0,"猪",strlen("猪"));

        EndPaint(hwnd,&ps);

        break;

    case WM_CHAR:

        char szchar[20];

        sprintf(szchar,"ch%d",wParam);

    MessageBox(hwnd,szchar,"zhuzi",MB_OK);

    break;

    case WM_LBUTTONDOWN:

        if(IDYES==MessageBox(hwnd,"猪编程","zhuzi",MB_YESNO))

        {

            HDC hDC;

        hDC=GetDC(hwnd);

        TextOut(hDC,150,150,"猪万岁",strlen("猪万岁"));

        ReleaseDC(hwnd,hDC);

        }

        break;

    case WM_CLOSE:

        if(IDYES==MessageBox(hwnd,"真的退出","zhuzi",MB_YESNO))

        {

            DestroyWindow(hwnd);

        }

        break;

    case WM_DESTROY:

        PostQuitMessage(0);

        break;

    default:

        return DefWindowProc(hwnd,uMsg,wParam,lParam);

        break;

    }

    return 0;

// Win32App3.cpp : Defines the entry point for the console application.

//



#include "stdafx.h"



int main(int argc, char* argv[])

{

	printf("我是老大我发飙!\n");

	return 0;

}

// WinApp1.cpp : Defines the entry point for the application.

//



#include "stdafx.h"



int APIENTRY WinMain(HINSTANCE hInstance,

                     HINSTANCE hPrevInstance,

                     LPSTR     lpCmdLine,

                     int       nCmdShow)

{

 	// TODO: Place code here.



	return 0;

}