mvwintst.c

#undef _UNICODE
#include <windows.h>
HINSTANCE hInstance;
BOOL init;
LRESULT CALLBACK WndProc(HWND hwnd , UINT msg , WPARAM wp , LPARAM lp)
{
    HWND child;
    PAINTSTRUCT ps;
    HDC hdc;
    switch (msg)
    {
        case WM_PAINT:
            hdc = BeginPaint(hwnd, &ps);
            TextOut(hdc, 0, 0, "HELLO WORLD", 11);
            EndPaint(hwnd, &ps);
            return 0;
        /*case WM_SHOWWINDOW: => success */
        case WM_SIZE:
            child = GetWindow(hwnd, GW_CHILD);
            if (child)
                MoveWindow(child, 0, 32, 100, 100, 0);
            break;
        case WM_DESTROY:
                PostQuitMessage(0);
                return 0;
    }
    return DefWindowProc(hwnd , msg , wp , lp);
}
int WINAPI WinMain(HINSTANCE hInstance_, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
{
        WNDCLASS winc = {0};
        HWND hwnd, child;
        MSG msg;
        hInstance = hInstance_;
        winc.lpfnWndProc        = WndProc;
        winc.hInstance          = hInstance;
        winc.hCursor            = LoadCursor(NULL , IDC_ARROW);
        winc.hbrBackground      = (HBRUSH)GetStockObject(WHITE_BRUSH);
        winc.lpszClassName      = "test";
        RegisterClass(&winc);
        hwnd = CreateWindow("test", "", WS_OVERLAPPEDWINDOW,
            CW_USEDEFAULT, CW_USEDEFAULT, 200, 100, NULL, NULL, hInstance, NULL);
        child = CreateWindow("test", "", WS_VISIBLE | WS_CHILD,
                0, 0, 0, 0, hwnd, NULL, hInstance, NULL);
        ShowWindow(hwnd, nCmdShow);
        while (GetMessage(&msg , NULL , 0 , 0))
        {
                TranslateMessage(&msg);
                DispatchMessage(&msg);
        }
        return 0;
}