Method LoadPersistentVariables

ColorCop/ColorCopDlg.cpp:486–543

bool CColorCopDlg::LoadPersistentVariables() {
    TRACE(_T("Portable mode: %d\n"), m_PortableMode);

    // Build full bitmap path safely
    auto* pApp = static_cast<CColorCopApp*>(AfxGetApp());
    CString strBMPFile = pApp->GetSettingsFolder();
    strBMPFile += BMP_FILE;

    TRACE(_T("BMP path: %s\n"), strBMPFile.GetString());

    // Load bitmap from file
    hBitmap = reinterpret_cast<HBITMAP>(
        LoadImage(AfxGetApp()->m_hInstance,
                  strBMPFile,
                  IMAGE_BITMAP,
                  0, 0,
                  LR_LOADFROMFILE));

    if (hBitmap) {
        hZoomBitmap = hBitmap;
    } else {
        TRACE(_T("Warning: Could not load bitmap: %s\n"), strBMPFile.GetString());
    }

    //
    // Off‑screen recovery: If the saved window position is off-screen, reset to defaults.
    // Use the full virtual desktop (multi‑monitor safe)
    //
    RECT virtualBounds;
    virtualBounds.left = GetSystemMetrics(SM_XVIRTUALSCREEN);
    virtualBounds.top = GetSystemMetrics(SM_YVIRTUALSCREEN);
    virtualBounds.right = virtualBounds.left + GetSystemMetrics(SM_CXVIRTUALSCREEN);
    virtualBounds.bottom = virtualBounds.top + GetSystemMetrics(SM_CYVIRTUALSCREEN);

    constexpr int kVisibilityMargin = 100;  // px

    bool offscreen =
        (WinLocX > virtualBounds.right) ||
        (WinLocY > virtualBounds.bottom) ||
        (WinLocX + kVisibilityMargin < virtualBounds.left) ||
        (WinLocY + kVisibilityMargin < virtualBounds.top);

    if (offscreen) {
        WinLocX = kDefaultWinLocX;
        WinLocY = kDefaultWinLocY;
    }

    // Restore window position (no size change)
    ::SetWindowPos(GetSafeHwnd(),
                   (m_Appflags & AlwaysOnTop) ? HWND_TOPMOST : HWND_NOTOPMOST,
                   WinLocX, WinLocY,
                   0, 0,
                   SWP_NOSIZE);
    // Ensure zoom level is valid after loading settings
    m_MagLevel = std::clamp<int>(m_MagLevel, kMinZoom, kMaxZoom);

    return true;
}