示例#1
0
        private bool PlatformInit()
        {
            WNDCLASS winClass = new WNDCLASS();

            winClass.style         = WinUser.CS_HREDRAW | WinUser.CS_VREDRAW | WinUser.CS_OWNDC;
            proc                   = WndProc;
            winClass.lpfnWndProc   = Marshal.GetFunctionPointerForDelegate(proc);
            winClass.lpszClassName = "Sparky Win32 Window";
            winClass.hCursor       = WinUser.LoadCursorW(IntPtr.Zero, WinUser.IDC_ARROW);
            winClass.hIcon         = WinUser.LoadIconW(IntPtr.Zero, WinUser.IDI_WINLOGO);

            if (WinUser.RegisterClassW(ref winClass) == 0)
            {
                Log.Error("Could not register Win32 class!");
                return(false);
            }

            RECT size = new RECT(0, 0, (int)properties.width, (int)properties.height);

            WinUser.AdjustWindowRectEx(ref size, WinUser.WS_OVERLAPPEDWINDOW | WinUser.WS_CLIPSIBLINGS | WinUser.WS_CLIPCHILDREN, false, WinUser.WS_EX_APPWINDOW | WinUser.WS_EX_WINDOWEDGE);

            hWnd = WinUser.CreateWindowExW(WinUser.WS_EX_APPWINDOW | WinUser.WS_EX_WINDOWEDGE,
                                           winClass.lpszClassName, title,
                                           WinUser.WS_OVERLAPPEDWINDOW | WinUser.WS_CLIPSIBLINGS | WinUser.WS_CLIPCHILDREN,
                                           (int)(WinUser.GetSystemMetrics(WinUser.SM_CXSCREEN) / 2 - properties.width / 2),
                                           (int)(WinUser.GetSystemMetrics(WinUser.SM_CYSCREEN) / 2 - properties.height / 2),
                                           (int)(size.right + (-size.left)), (int)(size.bottom + (-size.top)), IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero
                                           );
            if (hWnd.ToInt32() == 0)
            {
                Log.Error("Could not create window!");
                return(false);
            }

            RegisterWindowClass(hWnd, this);

            hDc = WinUser.GetDC(hWnd);
            PIXELFORMATDESCRIPTOR pfd = GetPixelFormat();
            int pixelFormat           = WinGDI.ChoosePixelFormat(hDc, ref pfd);

            if (pixelFormat != 0)
            {
                if (!WinGDI.SetPixelFormat(hDc, pixelFormat, ref pfd))
                {
                    Log.Error("Failed setting pixel format!");
                    return(false);
                }
            }
            else
            {
                Log.Error("Failed choosing pixel format!");
                return(false);
            }

            Context.Create(properties, hWnd);

            WinUser.ShowWindow(hWnd, WinUser.SW_SHOW);
            WinUser.SetFocus(hWnd);

            return(true);
        }