Win32 SDK（Hello world 2）

爱被打了一巴掌 2021-12-16 10:19 195阅读 0赞

#include <windows.h>
    
    LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM) ;
    
    int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance,
        PSTR szCmdLine, int iCmdShow)
    {
        
    static TCHAR szAppName[] = TEXT ("HelloWin") ;
        HWND         hwnd ;
        MSG          msg ;
        WNDCLASS     wc ;
    
        wc.style         = CS_HREDRAW | CS_VREDRAW ;
        wc.lpfnWndProc   = WndProc ;
        wc.cbClsExtra    = 0 ;
        wc.cbWndExtra    = 0 ;
        wc.hInstance     = hInstance ;
        wc.hIcon         = LoadIcon (NULL, IDI_APPLICATION) ;
        wc.hCursor       = LoadCursor (NULL, IDC_ARROW) ;
        wc.hbrBackground = (HBRUSH) GetStockObject (WHITE_BRUSH) ;
        wc.lpszMenuName  = NULL ;
        wc.lpszClassName = szAppName ;
    
    if (!RegisterClass (&wc))
        {
        
    
            MessageBox (NULL, TEXT ("This program requires Windows NT!"), 
                szAppName, MB_ICONERROR) ;
    
    return 0 ;
        }
    
        hwnd = CreateWindow (szAppName,                  // window class name
    
            TEXT ("欢迎你的到来!"), // window caption
    
            WS_OVERLAPPEDWINDOW,        // window style
    
            CW_USEDEFAULT,              // initial x position
    
            CW_USEDEFAULT,              // initial y position
    
            CW_USEDEFAULT,              // initial x size
    
            CW_USEDEFAULT,              // initial y size
    
            NULL,                       // parent window handle
    
            NULL,                       // window menu handle
    
            hInstance,                  // program instance handle
    
            NULL) ;                     // creation parameters
    
        ShowWindow (hwnd, iCmdShow) ;
        UpdateWindow (hwnd) ;
    
    while (GetMessage (&msg, NULL, 0, 0))
        {
        
    
            TranslateMessage (&msg) ;
            DispatchMessage (&msg) ;
    
        }
    
    return msg.wParam ;
    
    }
    
    LRESULT CALLBACK WndProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
    {
        
        HDC         hdc ;
        PAINTSTRUCT ps ;
        RECT        rect ;
    
    switch (message)
        {
        
    case WM_PAINT:
    
                hdc = BeginPaint (hwnd, &ps) ;
    
                GetClientRect (hwnd, &rect) ;
    
                DrawText (hdc, TEXT ("你好,欢迎你来到VC之路!"), -1, &rect,
                    DT_SINGLELINE | DT_CENTER | DT_VCENTER) ;
    
                EndPaint (hwnd, &ps) ;
    
    return 0 ;
    
    case WM_DESTROY:
    
                PostQuitMessage (0) ;
    
    return 0 ;
    
        }
    
    return DefWindowProc (hwnd, message, wParam, lParam) ;
    
    }

转载于:https://www.cnblogs.com/tiandsp/archive/2012/03/15/2397871.html