Attachment 964 Details for Bug 7579 – test program

test program

fstest.cc (text/x-c++src), 3.44 KB, created by Pierre Ossman on 2020-11-04 16:13:43 CET

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Filename:

MIME Type:

Creator: Pierre Ossman

Created: 2020-11-04 16:13:43 CET

Size: 3.44 KB

patch

obsolete

>#ifndef UNICODE
>#define UNICODE
>#endif 
>
>#include <windows.h>
>#include <stdio.h>
>
>LRESULT CALLBACK WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
>
>int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE, PWSTR pCmdLine, int nCmdShow)
>{
>
>    // Register the window class.
>    const wchar_t CLASS_NAME[]  = L"Sample Window Class";
>    
>    WNDCLASS wc = { };
>
>    wc.lpfnWndProc   = WindowProc;
>    wc.hInstance     = hInstance;
>    wc.lpszClassName = CLASS_NAME;
>
>    RegisterClass(&wc);
>
>    // Create the window.
>
>    HWND hwnd = CreateWindowEx(
>        0,                              // Optional window styles.
>        CLASS_NAME,                     // Window class
>        L"Learn to Program Windows",    // Window text
>        WS_OVERLAPPEDWINDOW,            // Window style
>
>        // Size and position
>        CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
>
>        NULL,       // Parent window    
>        NULL,       // Menu
>        hInstance,  // Instance handle
>        NULL        // Additional application data
>        );
>
>    if (hwnd == NULL)
>    {
>        return 0;
>    }
>
>    ShowWindow(hwnd, nCmdShow);
>
>    // Run the message loop.
>    MSG msg = { };
>    while (GetMessage(&msg, NULL, 0, 0))
>    {
>        TranslateMessage(&msg);
>        DispatchMessage(&msg);
>    }
>
>    return 0;
>}
>
>BOOL fs = FALSE;
>
>DWORD oldFlags;
>RECT oldRect;
>
>void enableFull(HWND hwnd)
>{
>  int X, Y, W, H;
>  int sx, sy, sw, sh;
>
>  LONG ret;
>
>  if (fs)
>    return;
>
>  X = 0;
>  Y = 0;
>  W = 3840;
>  H = 1200;
>
>  oldFlags = GetWindowLong(hwnd, GWL_STYLE);
>  if (oldFlags == 0) {
>    fprintf(stderr, "FAiled GetWindowLong()\n");
>    return;
>  }
>
>  ret = GetWindowRect(hwnd, &oldRect);
>  if (ret == 0) {
>    fprintf(stderr, "FAiled GetWindowRect()\n");
>    return;
>  }
>
>  DWORD flags = oldFlags;
>
>  flags &= ~WS_CAPTION;
>  flags &= ~WS_THICKFRAME;
>
>  ret = SetWindowLong(hwnd, GWL_STYLE, flags);
>  if (ret == 0) {
>    fprintf(stderr, "FAiled SetWindowLong()\n");
>    return;
>  }
>
>  ret = SetWindowPos(hwnd, HWND_TOP, X, Y, W, H, SWP_FRAMECHANGED | SWP_NOZORDER | SWP_NOMOVE | SWP_NOSIZE);
>
>  ret = SetWindowPos(hwnd, HWND_TOP, X, Y, W, H, 0);
>  if (ret == 0) {
>    fprintf(stderr, "FAiled SetWindowPos()\n");
>    return;
>  }
>
>  fs = TRUE;
>}
>
>void disableFull(HWND hwnd)
>{
>  LONG ret;
>
>  if (!fs)
>    return;
>
>  ret = SetWindowLong(hwnd, GWL_STYLE, oldFlags);
>  if (ret == 0) {
>    fprintf(stderr, "FAiled SetWindowLong()\n");
>    return;
>  }
>  ret = SetWindowPos(hwnd, 0, oldRect.left, oldRect.top,
>                     oldRect.right - oldRect.left,
>                     oldRect.bottom - oldRect.top,
>                     SWP_NOACTIVATE | SWP_NOZORDER | SWP_FRAMECHANGED);
>  if (ret == 0) {
>    fprintf(stderr, "FAiled SetWindowPos)\n");
>    return;
>  }
>
>  fs = FALSE;
>}
>
>LRESULT CALLBACK WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
>{
>    switch (uMsg)
>    {
>    case WM_DESTROY:
>        PostQuitMessage(0);
>        return 0;
>
>    case WM_KEYUP:
>        {
>            if (wParam == VK_HOME)
>                enableFull(hwnd);
>            if (wParam == VK_END)
>                disableFull(hwnd);
>        }
>        break;
>
>    case WM_PAINT:
>        {
>            PAINTSTRUCT ps;
>            HDC hdc = BeginPaint(hwnd, &ps);
>
>            // All painting occurs here, between BeginPaint and EndPaint.
>            FillRect(hdc, &ps.rcPaint, (HBRUSH) (COLOR_WINDOW+1));
>            EndPaint(hwnd, &ps);
>        }
>        return 0;
>    }
>
>    return DefWindowProc(hwnd, uMsg, wParam, lParam);
>}
>

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Attachments on bug 7579: 964