Win32控制檯工程中創建窗口

// Test.cpp : 定義控制檯應用程序的入口點。
//


#include "stdafx.h"
#include <tchar.h>
#include <iostream>
#include <Windows.h>


#define MAX_STR 100


//全局變量
HINSTANCE hInst;//當前實例
TCHAR szTitle[MAX_STR] = _TEXT("Console_Win Demo");   //標題欄文本
TCHAR szWindowClass[MAX_STR] = _TEXT("Console_Win Demo");//主窗口類名


//此代碼模塊中包含的函數的前向聲明：
ATOM MyRegisterClass(HINSTANCE hInstance);
BOOL InitInstance(HINSTANCE hInstance, int nCmdShow);
LRESULT CALLBACK WndProc(HWND,UINT,WPARAM,LPARAM);


int _tmain(int argc, _TCHAR* argv[])
{
std::cout << "Console_Win Demo" << std::endl << std::endl;
    std::cout << "================================" << std::endl << std::endl;


HINSTANCE hInstance = NULL;
    int       nCmdShow  = SW_SHOW;      // 該變量取值參見MSDN


    hInstance = GetModuleHandle(NULL);
    std::cout << "hInstance: " << hInstance << std::endl;
    std::cout << "hInstance->unused: " << hInstance->unused << std::endl << std::endl;
    std::cout << "================================" << std::endl << std::endl;


    MSG msg;


    MyRegisterClass(hInstance);


// 執行應用程序初始化:
    if (!InitInstance (hInstance, nCmdShow)) 
    {
        std::cout << "Error in InitInstance()!" << std::endl;
        return FALSE;
    }


    // 主消息循環:
    while (GetMessage(&msg, NULL, 0, 0)) 
    {
        TranslateMessage(&msg);
        DispatchMessage(&msg);
    }


    return (int) msg.wParam;
}


//
//  函數: MyRegisterClass()
//
//  目的: 註冊窗口類。
//
ATOM MyRegisterClass(HINSTANCE hInstance)
{
    WNDCLASSEX wcex;


    wcex.cbSize = sizeof(WNDCLASSEX); 


    wcex.style          = CS_HREDRAW | CS_VREDRAW;
    wcex.lpfnWndProc    = (WNDPROC)WndProc;
    wcex.cbClsExtra     = 0;
    wcex.cbWndExtra     = 0;
    wcex.hInstance      = hInstance;
    wcex.hIcon          = NULL;
    wcex.hCursor        = LoadCursor(NULL, IDC_ARROW);
    wcex.hbrBackground  = (HBRUSH)(COLOR_WINDOW+1);
    wcex.lpszMenuName   = NULL;
    wcex.lpszClassName  = szWindowClass;
    wcex.hIconSm        = NULL;


    return RegisterClassEx(&wcex);
}




//
//   函數: InitInstance(HANDLE, int)
//
//   目的: 保存實例句柄並創建主窗口。
//
BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
{
   HWND hWnd;


   hInst = hInstance; // 將實例句柄存儲在全局變量中


   hWnd = CreateWindow(szWindowClass, szTitle, WS_OVERLAPPEDWINDOW,
                       CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, NULL, NULL, hInstance, NULL);


   if (!hWnd)
   {
      return FALSE;
   }


   ShowWindow(hWnd, nCmdShow);
   UpdateWindow(hWnd);


   return TRUE;
}




//
//  函數: WndProc(HWND, unsigned, WORD, LONG)
//
//  目的: 處理主窗口的消息。
//
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
    PAINTSTRUCT ps;
    HDC hdc;


    switch (message) 
    {
    case WM_CREATE:
        std::cout << "Hello! I'm a CONSOLE. The WINDOW is my baby." << std::endl;
        break;
    case WM_COMMAND:
        break;
    case WM_PAINT:
        hdc = BeginPaint(hWnd, &ps);
        EndPaint(hWnd, &ps);
        break;
    case WM_DESTROY:
        PostQuitMessage(0);
        std::cout << "Goodbye!" << std::endl << std::endl;
        break;
    default:
        return DefWindowProc(hWnd, message, wParam, lParam);
    }
    return 0;
}