Beispiel #1
0
 public static extern ushort RegisterClassEx([In] ref WindowClassEx lpwcx);
Beispiel #2
0
        public WindowsApplicationHost(Game game)
            : base(game)
        {
            // TODO: Add options for EnableHighResolution
            if (PlatformDetection.IsWindows10Version1703OrGreater())
            {
                if (SetProcessDpiAwarenessContext(DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2) ||
                    SetProcessDpiAwarenessContext(DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE))
                {
                    Log.Debug("Win32", "Enabled per monitor DPI awareness.");
                }
            }
            else if (PlatformDetection.IsWindows8Point1OrGreater())
            {
                if (SetProcessDpiAwareness(ProcessDpiAwareness.PerMonitorDpiAware) == 0)
                {
                    Log.Debug("Enabled per monitor DPI awareness.");
                }
                else
                {
                    Log.Error("Failed to set process DPI awareness");
                }
            }
            else
            {
                SetProcessDPIAware();
            }

            //EnumDisplayMonitors(IntPtr.Zero, IntPtr.Zero,
            //    (IntPtr monitor, IntPtr hdcMonitor, ref RECT lprcMonitor, IntPtr data) =>
            //    {
            //        var monitorInfo = new MonitorInfo
            //        {
            //            Size = (uint)Marshal.SizeOf<MonitorInfo>()
            //        };

            //        if (!GetMonitorInfo(monitor, ref monitorInfo))
            //            throw Marshal.GetExceptionForHR(Marshal.GetHRForLastWin32Error());

            //        Rectangle bounds = monitorInfo.MonitorRect;
            //        RECT workingArea = monitorInfo.WorkRect;

            //        return true;
            //    }, IntPtr.Zero);

            // Register main class.
            _wndProc = ProcessWindowMessage;
            var wndClassEx = new WindowClassEx
            {
                Size                  = (uint)Unsafe.SizeOf <WindowClassEx>(),
                Styles                = WindowClassStyles.CS_HREDRAW | WindowClassStyles.CS_VREDRAW | WindowClassStyles.CS_OWNDC,
                WindowProc            = _wndProc,
                InstanceHandle        = HInstance,
                CursorHandle          = LoadCursor(IntPtr.Zero, SystemCursor.IDC_ARROW),
                BackgroundBrushHandle = IntPtr.Zero,
                IconHandle            = IntPtr.Zero,
                ClassName             = WndClassName,
            };

            var atom = RegisterClassEx(ref wndClassEx);

            if (atom == 0)
            {
                throw new InvalidOperationException(
                          $"Failed to register window class. Error: {Marshal.GetLastWin32Error()}"
                          );
            }

            MainView = new Win32Window(this, "Vortice", 800, 600);
        }