private FilterReturn ManagerFilter(IntPtr xevent, Event evnt) { XAnyEvent xev = (XAnyEvent)Marshal.PtrToStructure(xevent, typeof(XAnyEvent)); if (xev.type == XEventName.ClientMessage) { XClientMessageEvent xclient = (XClientMessageEvent)Marshal.PtrToStructure(xevent, typeof(XClientMessageEvent)); if (xclient.message_type == manager_atom && xclient.data.ptr2 == selection_atom) { UpdateManagerWindow(true); return(FilterReturn.Continue); } } if (xev.window == manager_window) { if (xev.type == XEventName.PropertyNotify) { XPropertyEvent xproperty = (XPropertyEvent)Marshal.PtrToStructure(xevent, typeof(XPropertyEvent)); if (xproperty.atom == orientation_atom) { GetOrientationProperty(); return(FilterReturn.Continue); } } if (xev.type == XEventName.DestroyNotify) { ManagerWindowDestroyed(); } } return(FilterReturn.Continue); }
public static extern void XNextEvent(IntPtr display, out XAnyEvent event_return);
public override void EnterMessageLoop(bool runInBackground) { IntPtr e = System.Runtime.InteropServices.Marshal.AllocHGlobal(24 * sizeof(long)); bool running = true; while (running) { while (XPending(_display) != 0) { XNextEvent(_display, e); if (XFilterEvent(e, IntPtr.Zero)) { continue; } XAnyEvent anyEvent = (XAnyEvent)System.Runtime.InteropServices.Marshal.PtrToStructure(e, typeof(XAnyEvent)); switch ((Event)anyEvent.type) { case Event.ClientMessage: { running = false; break; } case Event.ConfigureNotify: { XConfigureEvent configureEvent = (XConfigureEvent)System.Runtime.InteropServices.Marshal.PtrToStructure(e, typeof(XConfigureEvent)); LocationChanged?.Invoke(this, configureEvent.x, configureEvent.y); SizeChanged?.Invoke(this, configureEvent.width, configureEvent.height); break; } case Event.FocusIn: { Activated?.Invoke(this); break; } case Event.FocusOut: { Deactivated?.Invoke(this); break; } case Event.MotionNotify: { XMotionEvent motionEvent = (XMotionEvent)System.Runtime.InteropServices.Marshal.PtrToStructure(e, typeof(XMotionEvent)); MouseMove?.Invoke(this, motionEvent.x, motionEvent.y); break; } case Event.ButtonPress: { XButtonEvent buttonEvent = (XButtonEvent)System.Runtime.InteropServices.Marshal.PtrToStructure(e, typeof(XButtonEvent)); switch ((Button)buttonEvent.button) { case Button.Button1: { MouseButtonDown?.Invoke(this, buttonEvent.x, buttonEvent.y, MouseButton.Left); break; } case Button.Button2: { MouseButtonDown?.Invoke(this, buttonEvent.x, buttonEvent.y, MouseButton.Middle); break; } case Button.Button3: { MouseButtonDown?.Invoke(this, buttonEvent.x, buttonEvent.y, MouseButton.Right); break; } case Button.Button4: { MouseWheel?.Invoke(this, buttonEvent.x, buttonEvent.y, 120); break; } case Button.Button5: { MouseWheel?.Invoke(this, buttonEvent.x, buttonEvent.y, -120); break; } } break; } case Event.ButtonRelease: { XButtonEvent buttonEvent = (XButtonEvent)System.Runtime.InteropServices.Marshal.PtrToStructure(e, typeof(XButtonEvent)); switch ((Button)buttonEvent.button) { case Button.Button1: { MouseButtonUp?.Invoke(this, buttonEvent.x, buttonEvent.y, MouseButton.Left); break; } case Button.Button2: { MouseButtonUp?.Invoke(this, buttonEvent.x, buttonEvent.y, MouseButton.Middle); break; } case Button.Button3: { MouseButtonUp?.Invoke(this, buttonEvent.x, buttonEvent.y, MouseButton.Right); break; } } break; } case Event.KeyPress: { XKeyEvent keyEvent = (XKeyEvent)System.Runtime.InteropServices.Marshal.PtrToStructure(e, typeof(XKeyEvent)); KeySym ks = XLookupKeysym(ref keyEvent, 0); Key key = NoesisKey(ks); if (key != Key.None) { KeyDown?.Invoke(this, key); } if (_xic != IntPtr.Zero) { Status status = 0; byte[] buffer = new byte[256]; KeySym ret_ks = (KeySym)0; int size = Xutf8LookupString(_xic, e, buffer, 255, ref ret_ks, ref status); if (size > 0 && ((int)status == XLookupChars || (int)status == XLookupBoth)) { buffer[size] = 0; Decoder decoder = _utf8.GetDecoder(); char[] text = new char[256]; int bytesUsed = 0; int charsUsed = 0; bool completed = false; decoder.Convert(buffer, 0, size, text, 0, 255, true, out bytesUsed, out charsUsed, out completed); for (int i = 0; i < charsUsed; ++i) { Char?.Invoke(this, text[i]); } } } break; } case Event.KeyRelease: { XKeyEvent keyEvent = (XKeyEvent)System.Runtime.InteropServices.Marshal.PtrToStructure(e, typeof(XKeyEvent)); KeySym ks = XLookupKeysym(ref keyEvent, 0); Key key = NoesisKey(ks); if (key != Key.None) { KeyUp?.Invoke(this, key); } break; } } } Render?.Invoke(this); } System.Runtime.InteropServices.Marshal.FreeHGlobal(e); }
public RCode HandleSystemEvent() { while (Xlib.XPending(display) > 0) { Xlib.XNextEvent(display, ev); XAnyEvent xevent = Marshal.PtrToStructure <XAnyEvent>(ev); switch (xevent.type) { case (int)Event.ClientMessage: XClientMessageEvent xClientMessageEvent = Marshal.PtrToStructure <XClientMessageEvent>(ev); if (xClientMessageEvent.data == (IntPtr)deleteWindowMessage) { PixelGameEngine.Instance.Terminate(); } break; case (int)Event.KeyPress: case (int)Event.KeyRelease: XKeyEvent xKeyEvent = Marshal.PtrToStructure <XKeyEvent>(ev); KeySym sym = XlibExt.XLookupKeysym(new XKeyEvent[] { xKeyEvent }, 0); pge.Input.UpdateKeyState((int)mapKeys[(long)sym], xevent.type == (int)Event.KeyPress); break; case (int)Event.ButtonPress: case (int)Event.ButtonRelease: XButtonEvent xButtonEvent = Marshal.PtrToStructure <XButtonEvent>(ev); bool pressed = xevent.type == (int)Event.ButtonPress; switch (xButtonEvent.button) { case 1: case 2: case 3: pge.Input.UpdateMouseState((int)xButtonEvent.button - 1, pressed); break; case 4: pge.Input.UpdateMouseWheel(120); break; case 5: pge.Input.UpdateMouseWheel(-120); break; case 6: case 7: case 8: case 9: pge.Input.UpdateMouseState((int)xButtonEvent.button - 3, pressed); break; } break; case (int)Event.MotionNotify: XMotionEvent xMotionEvent = Marshal.PtrToStructure <XMotionEvent>(ev); pge.Input.UpdateMouse(xMotionEvent.x, xMotionEvent.y); break; case (int)Event.EnterNotify: pge.Input.UpdateMouseFocus(true); break; case (int)Event.LeaveNotify: pge.Input.UpdateMouseFocus(false); break; case (int)Event.FocusIn: pge.Input.UpdateKeyFocus(true); break; case (int)Event.FocusOut: pge.Input.UpdateKeyFocus(false); break; } } return(RCode.OK); }