public void Install()
{
if (Installed)
{
return;
}
NativeMethods.WinEventProc callback = new NativeMethods.WinEventProc(EventProcessor);
_keyHookDelegate = GCHandle.Alloc(callback);
_keyHook = NativeMethods.SetWinEventHook(3, 32780, IntPtr.Zero, callback, 0, 0, 0);
if (_keyHook == IntPtr.Zero)
{
throw new Win32Exception("H");
}
IntPtr currentForegroundWindow = NativeMethods.GetForegroundWindow();
new Thread(new ThreadStart(() => { OnWindowChangeEvent?.Invoke(this, new WindowChangeMonitorEventArgs(currentForegroundWindow)); })).Start();
// InvokeFocusChange(currentForegroundWindow, NativeHelpers.GetTitleFromHandle(currentForegroundWindow), NativeHelpers.GetProcessFromWindowHandle(currentForegroundWindow));
//OnWindowFocus.BeginInvoke(currentForegroundWindow, Utilities.GetTitleFromHandle(currentForegroundWindow),
// Utilities.GetProcessFromWindowHandle(currentForegroundWindow), null, null);
}
public WinEventHook(Process process, int?threadId, WinEvent minEvent, WinEvent maxEvent, HookOptions options = HookOptions.None, SynchronizationContext syncCtx = null)
{
if (!(syncCtx != null || !options.HasFlag(HookOptions.AsyncCallbacks)))
{
throw new ArgumentException("Contract assertion not met: syncCtx != null || !options.HasFlag(HookOptions.AsyncCallbacks)", nameof(syncCtx));
}
this.thCreated = Thread.CurrentThread;
this.Observers = new List <IObserver <WinEventEventArgs> >();
this.Process = process;
this.ThreadID = threadId;
this.MinEvent = minEvent;
this.MaxEvent = maxEvent;
this.SyncCtx = syncCtx;
this.CallbackContext = options.HasFlag(HookOptions.AsyncCallbacks)
? new Action <Action>(CallbackAsync) : new Action <Action>(CallbackSyncIfNeeded);
// EventProcHandle is the callback to CLR code, and must be valid. We take a new GCRoot
// and only release once a successfull Unhook occurs
this.EventProcHandle = new NativeMethods.WinEventProc(Hook_EventProc);
this.EventProcHandleGCRoot = GCHandle.Alloc(EventProcHandle);
if (!options.HasFlag(HookOptions.StartDisabled))
{
StartInternal();
}
}
public CursorModule()
{
llMouseProc = llMouseHookCallback;
winEventProc = EventCallback;
StartListeningForWindowChanges();
}
private FullScreenHelper()
{
if (!useNewBehavior)
{
resizeEventProc = ResizeEventCallback;
tasksSvc.Windows.CollectionChanged += Windows_CollectionChanged;
if (resizeEventHook == IntPtr.Zero)
{
resizeEventHook = NativeMethods.SetWinEventHook(
NativeMethods.EVENT_OBJECT_LOCATIONCHANGE,
NativeMethods.EVENT_OBJECT_LOCATIONCHANGE,
IntPtr.Zero,
resizeEventProc,
0,
0,
NativeMethods.WINEVENT_OUTOFCONTEXT | NativeMethods.WINEVENT_SKIPOWNPROCESS);
}
}
else
{
fullscreenCheck = new DispatcherTimer(DispatcherPriority.Background, System.Windows.Application.Current.Dispatcher);
fullscreenCheck.Interval = new TimeSpan(0, 0, 0, 0, 100);
fullscreenCheck.Tick += FullscreenCheck_Tick;
fullscreenCheck.Start();
}
}
static void Main()
{
if (Process.GetProcessesByName(Process.GetCurrentProcess().ProcessName).Length > 1)
{
return;
}
Proc = new NativeMethods.WinEventProc(WindowEventCallback);
NativeMethods.SetWinEventHook(NativeMethods.EVENT_SYSTEM_MOVESIZEEND, NativeMethods.EVENT_SYSTEM_MOVESIZEEND, IntPtr.Zero, Proc, 0, 0, NativeMethods.WINEVENT_OUTOFCONTEXT);
Application.Run();
}
private FullScreenHelper()
{
resizeEventProc = ResizeEventCallback;
tasksSvc.Windows.CollectionChanged += Windows_CollectionChanged;
if (resizeEventHook == IntPtr.Zero)
{
resizeEventHook = NativeMethods.SetWinEventHook(
NativeMethods.EVENT_OBJECT_LOCATIONCHANGE,
NativeMethods.EVENT_OBJECT_LOCATIONCHANGE,
IntPtr.Zero,
resizeEventProc,
0,
0,
NativeMethods.WINEVENT_OUTOFCONTEXT | NativeMethods.WINEVENT_SKIPOWNPROCESS);
}
}
private void btn_set_event_Click(object sender, RoutedEventArgs e)
{
Dictionary <AccessibleEvents, NativeMethods.WinEventProc> events =
InitializeWinEventToHandlerMap();
//initialize the first event to LocationChanged
NativeMethods.WinEventProc eventHandler =
new NativeMethods.WinEventProc(events[AccessibleEvents.LocationChange].Invoke);
//When you use SetWinEventHook to set a callback in managed code,
//you should use the GCHandle
//(Provides a way to access a managed object from unmanaged memory.)
//structure to avoid exceptions.
//This tells the garbage collector not to move the callback.
GCHandle gch = GCHandle.Alloc(eventHandler);
//Set Window Event Hool on Location changed.
g_hook = NativeMethods.SetWinEventHook(AccessibleEvents.LocationChange,
AccessibleEvents.LocationChange, IntPtr.Zero, eventHandler
, 0, 0, NativeMethods.SetWinEventHookParameter.WINEVENT_OUTOFCONTEXT);
//Hook window close event - close our HoverContorl on Target window close.
eventHandler = new NativeMethods.WinEventProc
(events[AccessibleEvents.Destroy].Invoke);
gch = GCHandle.Alloc(eventHandler);
g_hook = NativeMethods.SetWinEventHook(AccessibleEvents.Destroy,
AccessibleEvents.Destroy, IntPtr.Zero, eventHandler
, 0, 0, NativeMethods.SetWinEventHookParameter.WINEVENT_OUTOFCONTEXT);
//AccessibleEvents ->
//http://msdn.microsoft.com/en-us/library/system.windows.forms.accessibleevents.aspx
//SetWinEventHookParameter ->
//http://msdn.microsoft.com/en-us/library/dd373640(VS.85).aspx
}
public CursorModule(PlayerInfo player)
: base(player)
{
llMouseProc = llMouseHookCallback;
winEventProc = EventCallback;
}
internal void StartListeningForWindowChanges()
{
_listener = EventCallback;
//setting the window hook
_winHook = NativeMethods.SetWinEventHook(EVENT_SYSTEM_FOREGROUND, EVENT_SYSTEM_FOREGROUND, IntPtr.Zero, _listener, 0, 0, WINEVENT_OUTOFCONTEXT);
}
public static extern IntPtr SetWinEventHook(AccessibleEvents eventMin, AccessibleEvents eventMax, IntPtr eventHookAssemblyHandle, NativeMethods.WinEventProc eventHookHandle, uint processId, uint threadId, NativeMethods.SetWinEventHookParameter parameterFlags);
public GameOverlay()
{
InitializeComponent();
// // add buttons for each player
// for (int i = 1; i <= 4; i++)
// {
// Button button = MakeButton(i);
// orangePlayerList.Children.Add(button);
// }
//
// for (int i = 1; i <= 4; i++)
// {
// Button button = MakeButton(i + 5);
// bluePlayerList.Children.Add(button);
// }
Process[] processes = Process.GetProcessesByName("echovr");
// Process[] processes = Process.GetProcessesByName("Unity Hub");
if (processes.Length < 1)
{
Close();
return;
}
targetWindow = NativeMethods.Find(processes[0].ProcessName, processes[0].MainWindowTitle);
// if window not found
if (targetWindow.Equals(IntPtr.Zero))
{
Close();
return;
}
NativeMethods.SetWindowPosition(this, targetWindow);
Dictionary <AccessibleEvents, NativeMethods.WinEventProc> events = InitializeWinEventToHandlerMap();
//initialize the first event to LocationChanged
NativeMethods.WinEventProc eventHandler = new NativeMethods.WinEventProc(events[AccessibleEvents.LocationChange].Invoke);
//When you use SetWinEventHook to set a callback in managed code,
//you should use the GCHandle
//(Provides a way to access a managed object from unmanaged memory.)
//structure to avoid exceptions.
//This tells the garbage collector not to move the callback.
GCHandle gch = GCHandle.Alloc(eventHandler);
//Set Window Event Hool on Location changed.
g_hook = NativeMethods.SetWinEventHook(AccessibleEvents.LocationChange,
AccessibleEvents.LocationChange, IntPtr.Zero, eventHandler
, 0, 0, NativeMethods.SetWinEventHookParameter.WINEVENT_OUTOFCONTEXT);
//Hook window close event - close our HoverContorl on Target window close.
// eventHandler = events[AccessibleEvents.Destroy].Invoke;
//
// gch = GCHandle.Alloc(eventHandler);
//
// g_hook = NativeMethods.SetWinEventHook(AccessibleEvents.Destroy,
// AccessibleEvents.Destroy, IntPtr.Zero, eventHandler
// , 0, 0, NativeMethods.SetWinEventHookParameter.WINEVENT_OUTOFCONTEXT);
}
internal void StartListeningForWindowChanges()
{
_listener = EventCallback;
//setting the window hook
_winHook = NativeMethods.SetWinEventHook(EVENT_SYSTEM_FOREGROUND, EVENT_SYSTEM_FOREGROUND, IntPtr.Zero, _listener, 0, 0, WINEVENT_OUTOFCONTEXT);
}
private void AddPositionalEvents()
{
Dictionary<AccessibleEvents, NativeMethods.WinEventProc> events = this.InitializeWinEventToHandlerMap();
NativeMethods.WinEventProc eventHandler =
new NativeMethods.WinEventProc(events[AccessibleEvents.LocationChange].Invoke);
//Tell the garbage collector not to move the callback.
GCHandle.Alloc(eventHandler);
this.hook = NativeMethods.SetWinEventHook(AccessibleEvents.LocationChange,
AccessibleEvents.LocationChange, IntPtr.Zero, eventHandler,
0, 0, NativeMethods.WINEVENT_OUTOFCONTEXT);
eventHandler = new NativeMethods.WinEventProc(events[AccessibleEvents.Destroy].Invoke);
//Tell the garbage collector not to move the callback.
GCHandle.Alloc(eventHandler);
this.hook = NativeMethods.SetWinEventHook(AccessibleEvents.Destroy,
AccessibleEvents.LocationChange, IntPtr.Zero, eventHandler,
0, 0, NativeMethods.WINEVENT_OUTOFCONTEXT);
}
