Method GetWindowClass

SampleApps/WebView2APISample/AppWindow.cpp:307–334

Register the Win32 window class for the app window.

// Register the Win32 window class for the app window.
PCWSTR AppWindow::GetWindowClass()
{
    // Only do this once
    static PCWSTR windowClass = []
    {
        static WCHAR windowClass[s_maxLoadString];
        LoadStringW(g_hInstance, IDC_WEBVIEW2APISAMPLE, windowClass, s_maxLoadString);

        WNDCLASSEXW wcex;
        wcex.cbSize = sizeof(WNDCLASSEX);

        wcex.style = CS_HREDRAW | CS_VREDRAW;
        wcex.lpfnWndProc = WndProcStatic;
        wcex.cbClsExtra = 0;
        wcex.cbWndExtra = 0;
        wcex.hInstance = g_hInstance;
        wcex.hIcon = LoadIcon(g_hInstance, MAKEINTRESOURCE(IDI_WEBVIEW2APISAMPLE));
        wcex.hCursor = LoadCursor(nullptr, IDC_ARROW);
        wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
        wcex.lpszMenuName = MAKEINTRESOURCEW(IDC_WEBVIEW2APISAMPLE);
        wcex.lpszClassName = windowClass;
        wcex.hIconSm = LoadIcon(g_hInstance, MAKEINTRESOURCE(IDI_WEBVIEW2APISAMPLE));

        RegisterClassExW(&wcex);
        return windowClass;
    }();
    return windowClass;
}

LRESULT CALLBACK AppWindow::WndProcStatic(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{