int WINAPI WinMain(
    HINSTANCE hInstance,        //應(yīng)用程序?qū)嵗?/span>
    HINSTANCE hPrevInstance,    //上一個應(yīng)用程序?qū)嵗?/span>
    LPSTR lpCmdLine,            //命令行參數(shù)
    int nShowCmd                //窗口顯示的樣式
);

#include <Windows.h>
#include <cstdio>
#pragma comment(linker, "/subsystem:\"console\" /entry:\"WinMainCRTStartup\"")

int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, PSTR lpCmdLine, int nCmdShow) {

    printf("%p %p %p\n", hInstance, hPrevInstance, GetModuleHandleA(NULL));
    printf("%d %d\n", nCmdShow, SW_SHOWNORMAL);

    printf("%s\n", lpCmdLine);

    MessageBoxA(NULL, TEXT("第一個 Windows API 程序"), TEXT("黑貓編程"), MB_OK);

    return 0;
}

#include <Windows.h>
#include <cstdio>
#include <cstring>
#include <clocale>

int main() {

    const char* str1 = "Abc中國";
    printf("%s  %d\n", str1, strlen(str1));

    _wsetlocale(LC_ALL, L"chs");
    const wchar_t* str2 = L"ABC中國文字";
    wprintf(L"%s  %d\n", str2, wcslen(str2));

    MessageBoxW(NULL, TEXT("hello cat."), L"coding", MB_OK);

    return 0;
}

#include <Windows.h>

// 自定義窗口過程回調(diào)函數(shù)
LRESULT CALLBACK MyWindowProc(HWND hwnd, UINT Msg, WPARAM wParam, LPARAM lParam) {

    switch (Msg) {
    case WM_DESTROY:
        PostQuitMessage(0);
        return 0;
    }

    return DefWindowProcA(hwnd, Msg, wParam, lParam);
}

int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd) {

    // 注冊窗口類
    WNDCLASS wnd;

    wnd.cbClsExtra = 0;
    wnd.cbWndExtra = 0;

    wnd.hbrBackground = (HBRUSH)(GetStockObject(WHITE_BRUSH));
    wnd.hCursor = LoadIcon(NULL, IDC_ARROW);
    wnd.hIcon = LoadIcon(NULL, IDI_APPLICATION);
    wnd.lpfnWndProc = MyWindowProc;
    wnd.lpszClassName = TEXT("blackcat");
    wnd.lpszMenuName = NULL;
    wnd.style = CS_HREDRAW;
    wnd.hInstance = hInstance;

    RegisterClassA(&wnd);

    // 創(chuàng)建窗口 返回之前發(fā)送 VW_CREATE
    HWND hwnd = CreateWindowA(
        TEXT("blackcat"),
        TEXT("黑貓編程"),
        WS_OVERLAPPEDWINDOW,
        100, 100, 300, 300, NULL, NULL, hInstance, NULL
    );

    // 顯示窗口
    ShowWindow(hwnd, nShowCmd);

    // 更新窗口
    UpdateWindow(hwnd);

    // 消息循環(huán) 收到 VM_QUIT 退出
    MSG msg;
    while (GetMessageA(&msg, hwnd, 0, 0)) {
        TranslateMessage(&msg);
        DispatchMessageA(&msg);
    }

    return 0;
}