// From Microsoft's Knowledge Base article #140723:
// http://support.microsoft.com/kb/140723
// "How to force a screen saver to close once started
// in Windows NT, Windows 2000, and Windows Server 2003"
public static void KillScreenSaver(bool canCloseForegroundWindow)
{
IntPtr hDesktop = WinAPI.OpenDesktop("Screen-saver", 0,
false, DESKTOP_READOBJECTS | DESKTOP_WRITEOBJECTS);
if (hDesktop != IntPtr.Zero)
{
WinAPI.EnumDesktopWindows(hDesktop, new
WinAPI.EnumDesktopWindowsProc(KillScreenSaverFunc),
IntPtr.Zero);
WinAPI.CloseDesktop(hDesktop);
}
else
{
if (canCloseForegroundWindow)
{
WinAPI.PostMessage(WinAPI.GetForegroundWindow(), WM_CLOSE,
0, 0);
}
}
}
public static void RenderInit()
{
#if SWITCHDESKTOP
IntPtr hDesktop;
if (Base.hOldDesktop == IntPtr.Zero)
{
Base.hOldDesktop = WinAPI.OpenInputDesktop(0, false, WinAPI.DESKTOP_ACCESS.GENERIC_ALL);
if (Base.hOldDesktop == IntPtr.Zero)
{
Debug.Assert(false, "SOCON##");
}
//MessageBox.Show(Marshal.GetLastWin32Error().ToString(), "SOCON##");
}
else
{
Debug.WriteLine("?!!!!!!!!!!!!!!!!!!!!!!!! OpenInputDesktop -> " + Base.hOldDesktop);
}
if ((hDesktop = soconwnt.ScwntCreateDesktop()) == IntPtr.Zero)
{
Debug.Assert(false, "SOCON# " + Marshal.GetLastWin32Error());
//MessageBox.Show(Marshal.GetLastWin32Error().ToString(), "SOCON#");
}
//CreateProcessAsSystem("cmd", 1, "WinSta0\\socon_", false, WinAPI.PROCESS_PRIORITY.NORMAL, false, out WinAPI.ProcessInformation info);
WinAPI.SwitchDesktop(hDesktop);
if (!WinAPI.SetThreadDesktop(hDesktop))
{
Render.DefaultSource.Instance.PushTextNormal("SetThreadDesktop failed! " + Marshal.GetLastWin32Error());
Console.Beep();
}
#endif
var wcx = WinAPI.WNDCLASSEX.Build();
wcx.style = WinAPI.WindowClassStyle.CS_NOCLOSE /* | WinAPI.WindowClassStyle.CS_HREDRAW | WinAPI.WindowClassStyle.CS_VREDRAW*/;
wcx.lpfnWndProc = Marshal.GetFunctionPointerForDelegate(new WinAPI.WndProc(myWndProc));
wcx.cbClsExtra = 0;
wcx.cbWndExtra = 0;
wcx.hInstance = Process.GetCurrentProcess().Handle;
wcx.hIcon = IntPtr.Zero;
wcx.hCursor = IntPtr.Zero;
wcx.hbrBackground = (IntPtr)2; // Black
wcx.lpszMenuName = null;
wcx.lpszClassName = "socon";
wcx.hIconSm = IntPtr.Zero;
ushort regClass;
regClass = WinAPI.RegisterClassExW(ref wcx);
var err = Marshal.GetLastWin32Error();
Debug.Assert(regClass != 0, "RegisterClassEx, Last err: " + err);
Base.hWnd = WinAPI.CreateWindowExW(
WinAPI.WindowStylesEx.WS_EX_CONTEXTHELP /* |
* WinAPI.WindowStylesEx.WS_EX_TOPMOST*/,
regClass,
"socon",
WinAPI.WindowStyles.WS_POPUP | WinAPI.WindowStyles.WS_MINIMIZE,
0,
0,
Screen.ScreenSize.Width,
Screen.ScreenSize.Height,
IntPtr.Zero,
IntPtr.Zero,
wcx.hInstance,
IntPtr.Zero);
Debug.Assert(Base.hWnd != IntPtr.Zero, "CreateWindowEx, Last err: " + Marshal.GetLastWin32Error());
/*Base.Wnd = new MainFormWndHook();
* Base.Wnd.FormBorderStyle = FormBorderStyle.None;
* Base.Wnd.Location = new Point(0, 0);
* Base.Wnd.Size = Screen.ScreenSize;
* Base.Wnd.ShowInTaskbar = false;
* Base.hWnd = Base.Wnd.Handle;*/
Base.D2DFactory = new SharpDX.Direct2D1.Factory();
Base.DWFactory = new SharpDX.DirectWrite.Factory();
Base.DefaultTextFormat = new TextFormat(
Base.DWFactory,
Settings.Text.FontFamily,
FontWeight.Normal,
SharpDX.DirectWrite.FontStyle.Normal,
FontStretch.Normal,
Settings.Text.FontSize)
{
TextAlignment = TextAlignment.Leading,
ParagraphAlignment = ParagraphAlignment.Near
};
var desc = new SwapChainDescription()
{
BufferCount = 1,
ModeDescription = new ModeDescription(Screen.ScreenSize.Width, Screen.ScreenSize.Height, new Rational(60, 1), Format.R8G8B8A8_UNorm),
IsWindowed = new RawBool(true),
OutputHandle = Base.hWnd,
SampleDescription = new SampleDescription(1, 0),
SwapEffect = SwapEffect.Discard,
Usage = Usage.RenderTargetOutput,
Flags = SwapChainFlags.AllowModeSwitch
};
SharpDX.Direct3D11.Device.CreateWithSwapChain(
DriverType.Hardware,
DeviceCreationFlags.BgraSupport | DeviceCreationFlags.Debug,
new SharpDX.Direct3D.FeatureLevel[] {
SharpDX.Direct3D.FeatureLevel.Level_10_0
},
desc,
out Base.DXDevice,
out Base.DXSwapChain
);
Base.DXBackBuffer = Texture2D.FromSwapChain <Texture2D>(Base.DXSwapChain, 0);
Surface surface = Base.DXBackBuffer.QueryInterface <Surface>();
Base.D2DRenderTarget = new RenderTarget(
Base.D2DFactory,
surface,
new RenderTargetProperties(
new PixelFormat(
Format.Unknown,
SharpDX.Direct2D1.AlphaMode.Premultiplied
)
)
);
surface.Dispose();
WinAPI.ShowWindow(Base.hWnd, 1);
while (true)
{
try {
Base.DXSwapChain.SetFullscreenState(new RawBool(true), null);
break;
} catch { Thread.Sleep(50); }
}
Base.Brushes.InitBrushes();
if (!Base.FirstInit)
{
Render.Elements.AllElements.ForEach(x => x.RebaseDX());
}
else
{
// First init
var fpsRenderer = new Render.FPS();
var topLeft = new Render.TopLeftElements();
topLeft.AddElement(fpsRenderer);
Base.CurrentKeyboardInput.SwitchReceiver(Render.DefaultSource.Instance);
Base.BoxListeners.Add(Render.DefaultSource.Instance);
Render.Elements.Add(Render.DefaultSource.Instance);
Render.Elements.Add(topLeft);
}
Base.FirstInit = false;
Base.EvTheBox.Set();
Base.TheBox = true;
for (;;)
{
if (!Base.TheBox)
{
// DIE
Base.DXSwapChain.SetFullscreenState(new RawBool(false), null);
Debug.Assert(WinAPI.DestroyWindow(Base.hWnd));
Debug.Assert(WinAPI.UnregisterClass("socon", Process.GetCurrentProcess().Handle));
Base.hWnd = IntPtr.Zero;
Base.DefaultTextFormat.Dispose();
Base.DefaultTextFormat = null;
Base.D2DRenderTarget.Dispose();
Base.D2DRenderTarget = null;
Base.D2DFactory.Dispose();
Base.D2DFactory = null;
Base.DWFactory.Dispose();
Base.DWFactory = null;
Base.DXBackBuffer.Dispose();
Base.DXBackBuffer = null;
Base.DXDevice.ImmediateContext.ClearState();
Base.DXDevice.ImmediateContext.Flush();
Base.DXDevice.Dispose();
Base.DXDevice = null;
Base.DXSwapChain.Dispose();
Base.DXSwapChain = null;
GC.Collect();
foreach (var list in Base.BoxListeners)
{
list.BoxSwitched(false);
}
#if SWITCHDESKTOP
List <IntPtr> hwnds = new List <IntPtr>();
int self = Process.GetCurrentProcess().Id;
WinAPI.EnumWindows((IntPtr hWnd, IntPtr lParam) => {
WinAPI.GetWindowThreadProcessId(hWnd, out int procId);
if (procId == self)
{
hwnds.Add(hWnd);
}
return(true);
}, IntPtr.Zero);
foreach (var hWnd in hwnds)
{
WinAPI.DestroyWindow(hWnd);
var className = new StringBuilder(255);
WinAPI.GetClassName(hWnd, className, className.Capacity);
WinAPI.UnregisterClass(className.ToString(), Process.GetCurrentProcess().Handle);
}
WinAPI.SwitchDesktop(Base.hOldDesktop);
new Thread(() => {
Base.RenderThread.Join();
Debug.WriteLine("Main CloseDesktop");
if (!WinAPI.CloseDesktop(hDesktop))
{
var a = Marshal.GetLastWin32Error();
var b = 2;
}
else
{
Debug.WriteLine("!!!!!@@!!!!!!!!!!!!! CloseDesktop " + hDesktop);
}
}).Start();
#endif
Base.EvTheBox.Set();
return;
}
const int WM_DISPLAYCHANGE = 0x007E;
const int OCM_BASE = 0x2000;
/*while (PeekMessage(out msg, IntPtr.Zero, 0, 0, 0) != 0) {
* if (GetMessage(out msg, IntPtr.Zero, 0, 0) == -1)
* continue;
*
* if (msg.msg == OCM_BASE + WM_DISPLAYCHANGE)
* Debug.WriteLine("DISPLAY CHANGE: " + msg.lParam + " " + msg.wParam);
*
* //var message = new System.Windows.Forms.Message() { HWnd = msg.handle, LParam = msg.lParam, Msg = (int)msg.msg, WParam = msg.wParam };
* TranslateMessage(ref msg);
* DispatchMessage(ref msg);
* }*/
WinAPI.MSG msg;
if (WinAPI.PeekMessage(out msg, IntPtr.Zero, 0, 0, 1) != 0)
{
WinAPI.TranslateMessage(ref msg);
WinAPI.DispatchMessage(ref msg);
}
Draw();
/*WinAPI.MSG msg;
* while (WinAPI.GetMessage(out msg, IntPtr.Zero, 0, 0) != 0) {
* WinAPI.TranslateMessage(ref msg);
* WinAPI.DispatchMessage(ref msg);
* Draw();
* }*/
//Application.DoEvents();
}
//RenderLoop.Run(Base.Wnd, Draw, false);
}
