void OnScrollEvent(object o, Gtk.ScrollEventArgs args) { var evnt = args.Event; double step = 1; var delta = new Vector(); if (evnt.Direction == ScrollDirection.Down) { delta = new Vector(0, -step); } else if (evnt.Direction == ScrollDirection.Up) { delta = new Vector(0, step); } else if (evnt.Direction == ScrollDirection.Right) { delta = new Vector(-step, 0); } if (evnt.Direction == ScrollDirection.Left) { delta = new Vector(step, 0); } var e = new RawMouseWheelEventArgs(GtkMouseDevice.Instance, evnt.Time, _inputRoot, new Point(evnt.X, evnt.Y), delta, GetModifierKeys(evnt.State)); Input(e); }
protected override bool OnScrollEvent(EventScroll evnt) { double step = 1; var delta = new Vector(); if (evnt.Direction == ScrollDirection.Down) { delta = new Vector(0, -step); } else if (evnt.Direction == ScrollDirection.Up) { delta = new Vector(0, step); } else if (evnt.Direction == ScrollDirection.Right) { delta = new Vector(-step, 0); } if (evnt.Direction == ScrollDirection.Left) { delta = new Vector(step, 0); } var e = new RawMouseWheelEventArgs(GtkMouseDevice.Instance, evnt.Time, _inputRoot, new Point(evnt.X, evnt.Y), delta, GetModifierKeys(evnt.State)); Input(e); return(base.OnScrollEvent(evnt)); }
unsafe private static bool OnScroll(IntPtr gtkWidget, IntPtr ev, IntPtr userData) { var impl = GetImplementationFromEvent(ev); if (impl == null) { return(false); } var evnt = (GdkEventScroll *)ev; //Ignore duplicates if (impl.FilterScroll(evnt->time, evnt->direction)) { return(true); } var delta = new Vector(); const double step = (double)1; if (evnt->direction == GdkScrollDirection.Down) { delta = new Vector(0, -step); } else if (evnt->direction == GdkScrollDirection.Up) { delta = new Vector(0, step); } else if (evnt->direction == GdkScrollDirection.Right) { delta = new Vector(-step, 0); } else if (evnt->direction == GdkScrollDirection.Left) { delta = new Vector(step, 0); } else if (evnt->direction == GdkScrollDirection.Smooth) { delta = new Vector(-evnt->delta_x, -evnt->delta_y); } var e = new RawMouseWheelEventArgs(Gtk3Platform.Mouse, evnt->time, impl.GetInputRoot(), new Point(evnt->x, evnt->y), delta, GetModifierKeys(evnt->state)); impl.OnInput(e); return(true); }
private unsafe bool OnScroll(IntPtr w, IntPtr ev, IntPtr userdata) { var evnt = (GdkEventScroll *)ev; //Ignore duplicates if (evnt->time - _lastSmoothScrollEvent < 10 && evnt->direction != GdkScrollDirection.Smooth) { return(true); } var delta = new Vector(); const double step = (double)1; if (evnt->direction == GdkScrollDirection.Down) { delta = new Vector(0, -step); } else if (evnt->direction == GdkScrollDirection.Up) { delta = new Vector(0, step); } else if (evnt->direction == GdkScrollDirection.Right) { delta = new Vector(-step, 0); } else if (evnt->direction == GdkScrollDirection.Left) { delta = new Vector(step, 0); } else if (evnt->direction == GdkScrollDirection.Smooth) { delta = new Vector(-evnt->delta_x, -evnt->delta_y); _lastSmoothScrollEvent = evnt->time; } var e = new RawMouseWheelEventArgs(Gtk3Platform.Mouse, evnt->time, _inputRoot, new Point(evnt->x, evnt->y), delta, GetModifierKeys(evnt->state)); Input(e); return(true); }
protected virtual IntPtr WndProc(IntPtr hWnd, uint msg, IntPtr wParam, IntPtr lParam) { bool unicode = UnmanagedMethods.IsWindowUnicode(hWnd); const double wheelDelta = 120.0; uint timestamp = unchecked ((uint)UnmanagedMethods.GetMessageTime()); RawInputEventArgs e = null; WindowsMouseDevice.Instance.CurrentWindow = this; switch ((UnmanagedMethods.WindowsMessage)msg) { case UnmanagedMethods.WindowsMessage.WM_ACTIVATE: var wa = (UnmanagedMethods.WindowActivate)(ToInt32(wParam) & 0xffff); switch (wa) { case UnmanagedMethods.WindowActivate.WA_ACTIVE: case UnmanagedMethods.WindowActivate.WA_CLICKACTIVE: Activated?.Invoke(); break; case UnmanagedMethods.WindowActivate.WA_INACTIVE: Deactivated?.Invoke(); break; } return(IntPtr.Zero); case WindowsMessage.WM_NCCALCSIZE: if (ToInt32(wParam) == 1 && !_decorated) { return(IntPtr.Zero); } break; case UnmanagedMethods.WindowsMessage.WM_CLOSE: bool?preventClosing = Closing?.Invoke(); if (preventClosing == true) { return(IntPtr.Zero); } break; case UnmanagedMethods.WindowsMessage.WM_DESTROY: //Window doesn't exist anymore _hwnd = IntPtr.Zero; //Remove root reference to this class, so unmanaged delegate can be collected s_instances.Remove(this); Closed?.Invoke(); if (_parent != null) { _parent._disabledBy.Remove(this); _parent.UpdateEnabled(); } //Free other resources Dispose(); return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_DPICHANGED: var dpi = ToInt32(wParam) & 0xffff; var newDisplayRect = Marshal.PtrToStructure <UnmanagedMethods.RECT>(lParam); _scaling = dpi / 96.0; ScalingChanged?.Invoke(_scaling); SetWindowPos(hWnd, IntPtr.Zero, newDisplayRect.left, newDisplayRect.top, newDisplayRect.right - newDisplayRect.left, newDisplayRect.bottom - newDisplayRect.top, SetWindowPosFlags.SWP_NOZORDER | SetWindowPosFlags.SWP_NOACTIVATE); return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_KEYDOWN: case UnmanagedMethods.WindowsMessage.WM_SYSKEYDOWN: e = new RawKeyEventArgs( WindowsKeyboardDevice.Instance, timestamp, RawKeyEventType.KeyDown, KeyInterop.KeyFromVirtualKey(ToInt32(wParam)), WindowsKeyboardDevice.Instance.Modifiers); break; case UnmanagedMethods.WindowsMessage.WM_KEYUP: case UnmanagedMethods.WindowsMessage.WM_SYSKEYUP: e = new RawKeyEventArgs( WindowsKeyboardDevice.Instance, timestamp, RawKeyEventType.KeyUp, KeyInterop.KeyFromVirtualKey(ToInt32(wParam)), WindowsKeyboardDevice.Instance.Modifiers); break; case UnmanagedMethods.WindowsMessage.WM_CHAR: // Ignore control chars if (ToInt32(wParam) >= 32) { e = new RawTextInputEventArgs(WindowsKeyboardDevice.Instance, timestamp, new string((char)ToInt32(wParam), 1)); } break; case UnmanagedMethods.WindowsMessage.WM_LBUTTONDOWN: case UnmanagedMethods.WindowsMessage.WM_RBUTTONDOWN: case UnmanagedMethods.WindowsMessage.WM_MBUTTONDOWN: if (ShouldIgnoreTouchEmulatedMessage()) { break; } e = new RawPointerEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, msg == (int)UnmanagedMethods.WindowsMessage.WM_LBUTTONDOWN ? RawPointerEventType.LeftButtonDown : msg == (int)UnmanagedMethods.WindowsMessage.WM_RBUTTONDOWN ? RawPointerEventType.RightButtonDown : RawPointerEventType.MiddleButtonDown, DipFromLParam(lParam), GetMouseModifiers(wParam)); break; case UnmanagedMethods.WindowsMessage.WM_LBUTTONUP: case UnmanagedMethods.WindowsMessage.WM_RBUTTONUP: case UnmanagedMethods.WindowsMessage.WM_MBUTTONUP: if (ShouldIgnoreTouchEmulatedMessage()) { break; } e = new RawPointerEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, msg == (int)UnmanagedMethods.WindowsMessage.WM_LBUTTONUP ? RawPointerEventType.LeftButtonUp : msg == (int)UnmanagedMethods.WindowsMessage.WM_RBUTTONUP ? RawPointerEventType.RightButtonUp : RawPointerEventType.MiddleButtonUp, DipFromLParam(lParam), GetMouseModifiers(wParam)); break; case UnmanagedMethods.WindowsMessage.WM_MOUSEMOVE: if (ShouldIgnoreTouchEmulatedMessage()) { break; } if (!_trackingMouse) { var tm = new UnmanagedMethods.TRACKMOUSEEVENT { cbSize = Marshal.SizeOf <UnmanagedMethods.TRACKMOUSEEVENT>(), dwFlags = 2, hwndTrack = _hwnd, dwHoverTime = 0, }; UnmanagedMethods.TrackMouseEvent(ref tm); } e = new RawPointerEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, RawPointerEventType.Move, DipFromLParam(lParam), GetMouseModifiers(wParam)); break; case UnmanagedMethods.WindowsMessage.WM_MOUSEWHEEL: e = new RawMouseWheelEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, PointToClient(PointFromLParam(lParam)), new Vector(0, (ToInt32(wParam) >> 16) / wheelDelta), GetMouseModifiers(wParam)); break; case UnmanagedMethods.WindowsMessage.WM_MOUSEHWHEEL: e = new RawMouseWheelEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, PointToClient(PointFromLParam(lParam)), new Vector(-(ToInt32(wParam) >> 16) / wheelDelta, 0), GetMouseModifiers(wParam)); break; case UnmanagedMethods.WindowsMessage.WM_MOUSELEAVE: _trackingMouse = false; e = new RawPointerEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, RawPointerEventType.LeaveWindow, new Point(), WindowsKeyboardDevice.Instance.Modifiers); break; case UnmanagedMethods.WindowsMessage.WM_NCLBUTTONDOWN: case UnmanagedMethods.WindowsMessage.WM_NCRBUTTONDOWN: case UnmanagedMethods.WindowsMessage.WM_NCMBUTTONDOWN: e = new RawPointerEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, msg == (int)UnmanagedMethods.WindowsMessage.WM_NCLBUTTONDOWN ? RawPointerEventType.NonClientLeftButtonDown : msg == (int)UnmanagedMethods.WindowsMessage.WM_NCRBUTTONDOWN ? RawPointerEventType.RightButtonDown : RawPointerEventType.MiddleButtonDown, new Point(0, 0), GetMouseModifiers(wParam)); break; case WindowsMessage.WM_TOUCH: var touchInputs = new TOUCHINPUT[wParam.ToInt32()]; if (GetTouchInputInfo(lParam, (uint)wParam.ToInt32(), touchInputs, Marshal.SizeOf <TOUCHINPUT>())) { foreach (var touchInput in touchInputs) { var pt = new POINT { X = touchInput.X / 100, Y = touchInput.Y / 100 }; UnmanagedMethods.ScreenToClient(_hwnd, ref pt); Input?.Invoke(new RawTouchEventArgs(_touchDevice, touchInput.Time, _owner, touchInput.Flags.HasFlag(TouchInputFlags.TOUCHEVENTF_UP) ? RawPointerEventType.TouchEnd : touchInput.Flags.HasFlag(TouchInputFlags.TOUCHEVENTF_DOWN) ? RawPointerEventType.TouchBegin : RawPointerEventType.TouchUpdate, new Point(pt.X, pt.Y), WindowsKeyboardDevice.Instance.Modifiers, touchInput.Id)); } CloseTouchInputHandle(lParam); return(IntPtr.Zero); } break; case WindowsMessage.WM_NCPAINT: if (!_decorated) { return(IntPtr.Zero); } break; case WindowsMessage.WM_NCACTIVATE: if (!_decorated) { return(new IntPtr(1)); } break; case UnmanagedMethods.WindowsMessage.WM_PAINT: UnmanagedMethods.PAINTSTRUCT ps; if (UnmanagedMethods.BeginPaint(_hwnd, out ps) != IntPtr.Zero) { var f = Scaling; var r = ps.rcPaint; Paint?.Invoke(new Rect(r.left / f, r.top / f, (r.right - r.left) / f, (r.bottom - r.top) / f)); UnmanagedMethods.EndPaint(_hwnd, ref ps); } return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_SIZE: var size = (UnmanagedMethods.SizeCommand)wParam; if (Resized != null && (size == UnmanagedMethods.SizeCommand.Restored || size == UnmanagedMethods.SizeCommand.Maximized)) { var clientSize = new Size(ToInt32(lParam) & 0xffff, ToInt32(lParam) >> 16); Resized(clientSize / Scaling); } var windowState = size == SizeCommand.Maximized ? WindowState.Maximized : (size == SizeCommand.Minimized ? WindowState.Minimized : WindowState.Normal); if (windowState != _lastWindowState) { _lastWindowState = windowState; WindowStateChanged?.Invoke(windowState); } return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_MOVE: PositionChanged?.Invoke(new PixelPoint((short)(ToInt32(lParam) & 0xffff), (short)(ToInt32(lParam) >> 16))); return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_GETMINMAXINFO: MINMAXINFO mmi = Marshal.PtrToStructure <UnmanagedMethods.MINMAXINFO>(lParam); if (_minSize.Width > 0) { mmi.ptMinTrackSize.X = (int)((_minSize.Width * Scaling) + BorderThickness.Left + BorderThickness.Right); } if (_minSize.Height > 0) { mmi.ptMinTrackSize.Y = (int)((_minSize.Height * Scaling) + BorderThickness.Top + BorderThickness.Bottom); } if (!Double.IsInfinity(_maxSize.Width) && _maxSize.Width > 0) { mmi.ptMaxTrackSize.X = (int)((_maxSize.Width * Scaling) + BorderThickness.Left + BorderThickness.Right); } if (!Double.IsInfinity(_maxSize.Height) && _maxSize.Height > 0) { mmi.ptMaxTrackSize.Y = (int)((_maxSize.Height * Scaling) + BorderThickness.Top + BorderThickness.Bottom); } Marshal.StructureToPtr(mmi, lParam, true); return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_DISPLAYCHANGE: (Screen as ScreenImpl)?.InvalidateScreensCache(); return(IntPtr.Zero); } #if USE_MANAGED_DRAG if (_managedDrag.PreprocessInputEvent(ref e)) { return(UnmanagedMethods.DefWindowProc(hWnd, msg, wParam, lParam)); } #endif if (e != null && Input != null) { Input(e); if (e.Handled) { return(IntPtr.Zero); } } return(UnmanagedMethods.DefWindowProc(hWnd, msg, wParam, lParam)); }
protected virtual IntPtr WndProc(IntPtr hWnd, uint msg, IntPtr wParam, IntPtr lParam) { bool unicode = UnmanagedMethods.IsWindowUnicode(hWnd); const double wheelDelta = 120.0; uint timestamp = unchecked ((uint)UnmanagedMethods.GetMessageTime()); RawInputEventArgs e = null; WindowsMouseDevice.Instance.CurrentWindow = this; switch ((UnmanagedMethods.WindowsMessage)msg) { case UnmanagedMethods.WindowsMessage.WM_ACTIVATE: var wa = (UnmanagedMethods.WindowActivate)((int)wParam & 0xffff); switch (wa) { case UnmanagedMethods.WindowActivate.WA_ACTIVE: case UnmanagedMethods.WindowActivate.WA_CLICKACTIVE: _isActive = true; Activated?.Invoke(); break; case UnmanagedMethods.WindowActivate.WA_INACTIVE: _isActive = false; Deactivated?.Invoke(); break; } return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_DESTROY: if (Closed != null) { UnmanagedMethods.UnregisterClass(_className, Marshal.GetHINSTANCE(GetType().Module)); Closed(); } return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_DPICHANGED: var dpi = (int)wParam & 0xffff; _scaling = dpi / 96.0; ScalingChanged?.Invoke(_scaling); break; case UnmanagedMethods.WindowsMessage.WM_KEYDOWN: case UnmanagedMethods.WindowsMessage.WM_SYSKEYDOWN: e = new RawKeyEventArgs( WindowsKeyboardDevice.Instance, timestamp, RawKeyEventType.KeyDown, KeyInterop.KeyFromVirtualKey((int)wParam), WindowsKeyboardDevice.Instance.Modifiers); break; case UnmanagedMethods.WindowsMessage.WM_KEYUP: case UnmanagedMethods.WindowsMessage.WM_SYSKEYUP: e = new RawKeyEventArgs( WindowsKeyboardDevice.Instance, timestamp, RawKeyEventType.KeyUp, KeyInterop.KeyFromVirtualKey((int)wParam), WindowsKeyboardDevice.Instance.Modifiers); break; case UnmanagedMethods.WindowsMessage.WM_CHAR: // Ignore control chars if (wParam.ToInt32() >= 32) { e = new RawTextInputEventArgs(WindowsKeyboardDevice.Instance, timestamp, new string((char)wParam.ToInt32(), 1)); } break; ////case UnmanagedMethods.WindowsMessage.WM_NCLBUTTONDOWN: ////case UnmanagedMethods.WindowsMessage.WM_NCRBUTTONDOWN: ////case UnmanagedMethods.WindowsMessage.WM_NCMBUTTONDOWN: //// e = new RawMouseEventArgs( //// WindowsMouseDevice.Instance, //// timestamp, //// _owner, //// msg == (int)UnmanagedMethods.WindowsMessage.WM_NCLBUTTONDOWN //// ? RawMouseEventType.LeftButtonDown //// : msg == (int)UnmanagedMethods.WindowsMessage.WM_NCRBUTTONDOWN //// ? RawMouseEventType.RightButtonDown //// : RawMouseEventType.MiddleButtonDown, //// new Point(0, 0), GetMouseModifiers(wParam)); //// break; case UnmanagedMethods.WindowsMessage.WM_LBUTTONDOWN: case UnmanagedMethods.WindowsMessage.WM_RBUTTONDOWN: case UnmanagedMethods.WindowsMessage.WM_MBUTTONDOWN: e = new RawMouseEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, msg == (int)UnmanagedMethods.WindowsMessage.WM_LBUTTONDOWN ? RawMouseEventType.LeftButtonDown : msg == (int)UnmanagedMethods.WindowsMessage.WM_RBUTTONDOWN ? RawMouseEventType.RightButtonDown : RawMouseEventType.MiddleButtonDown, DipFromLParam(lParam), GetMouseModifiers(wParam)); break; case UnmanagedMethods.WindowsMessage.WM_LBUTTONUP: case UnmanagedMethods.WindowsMessage.WM_RBUTTONUP: case UnmanagedMethods.WindowsMessage.WM_MBUTTONUP: e = new RawMouseEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, msg == (int)UnmanagedMethods.WindowsMessage.WM_LBUTTONUP ? RawMouseEventType.LeftButtonUp : msg == (int)UnmanagedMethods.WindowsMessage.WM_RBUTTONUP ? RawMouseEventType.RightButtonUp : RawMouseEventType.MiddleButtonUp, DipFromLParam(lParam), GetMouseModifiers(wParam)); break; case UnmanagedMethods.WindowsMessage.WM_MOUSEMOVE: if (!_trackingMouse) { var tm = new UnmanagedMethods.TRACKMOUSEEVENT { cbSize = Marshal.SizeOf(typeof(UnmanagedMethods.TRACKMOUSEEVENT)), dwFlags = 2, hwndTrack = _hwnd, dwHoverTime = 0, }; UnmanagedMethods.TrackMouseEvent(ref tm); } e = new RawMouseEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, RawMouseEventType.Move, DipFromLParam(lParam), GetMouseModifiers(wParam)); break; case UnmanagedMethods.WindowsMessage.WM_MOUSEWHEEL: e = new RawMouseWheelEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, ScreenToClient(DipFromLParam(lParam)), new Vector(0, ((int)wParam >> 16) / wheelDelta), GetMouseModifiers(wParam)); break; case UnmanagedMethods.WindowsMessage.WM_MOUSELEAVE: _trackingMouse = false; e = new RawMouseEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, RawMouseEventType.LeaveWindow, new Point(), WindowsKeyboardDevice.Instance.Modifiers); break; case UnmanagedMethods.WindowsMessage.WM_PAINT: if (Paint != null) { UnmanagedMethods.PAINTSTRUCT ps; if (UnmanagedMethods.BeginPaint(_hwnd, out ps) != IntPtr.Zero) { UnmanagedMethods.RECT r; UnmanagedMethods.GetUpdateRect(_hwnd, out r, false); var f = Scaling; Paint(new Rect(r.left / f, r.top / f, (r.right - r.left) / f, (r.bottom - r.top) / f)); UnmanagedMethods.EndPaint(_hwnd, ref ps); } } return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_SIZE: if (Resized != null) { var clientSize = new Size((int)lParam & 0xffff, (int)lParam >> 16); Resized(clientSize / Scaling); } return(IntPtr.Zero); } if (e != null && Input != null) { Input(e); if (e.Handled) { return(IntPtr.Zero); } } return(UnmanagedMethods.DefWindowProc(hWnd, msg, wParam, lParam)); }
protected virtual IntPtr WndProc(IntPtr hWnd, uint msg, IntPtr wParam, IntPtr lParam) { bool unicode = UnmanagedMethods.IsWindowUnicode(hWnd); const double wheelDelta = 120.0; uint timestamp = unchecked ((uint)UnmanagedMethods.GetMessageTime()); RawInputEventArgs e = null; WindowsMouseDevice.Instance.CurrentWindow = this; switch ((UnmanagedMethods.WindowsMessage)msg) { case UnmanagedMethods.WindowsMessage.WM_ACTIVATE: var wa = (UnmanagedMethods.WindowActivate)(ToInt32(wParam) & 0xffff); switch (wa) { case UnmanagedMethods.WindowActivate.WA_ACTIVE: case UnmanagedMethods.WindowActivate.WA_CLICKACTIVE: Activated?.Invoke(); break; case UnmanagedMethods.WindowActivate.WA_INACTIVE: Deactivated?.Invoke(); break; } return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_DESTROY: //Window doesn't exist anymore _hwnd = IntPtr.Zero; //Remove root reference to this class, so unmanaged delegate can be collected s_instances.Remove(this); Closed?.Invoke(); //Free other resources Dispose(); return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_DPICHANGED: var dpi = ToInt32(wParam) & 0xffff; var newDisplayRect = (UnmanagedMethods.RECT)Marshal.PtrToStructure(lParam, typeof(UnmanagedMethods.RECT)); Position = new Point(newDisplayRect.left, newDisplayRect.top); _scaling = dpi / 96.0; ScalingChanged?.Invoke(_scaling); return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_KEYDOWN: case UnmanagedMethods.WindowsMessage.WM_SYSKEYDOWN: e = new RawKeyEventArgs( WindowsKeyboardDevice.Instance, timestamp, RawKeyEventType.KeyDown, KeyInterop.KeyFromVirtualKey(ToInt32(wParam)), WindowsKeyboardDevice.Instance.Modifiers); break; case UnmanagedMethods.WindowsMessage.WM_KEYUP: case UnmanagedMethods.WindowsMessage.WM_SYSKEYUP: e = new RawKeyEventArgs( WindowsKeyboardDevice.Instance, timestamp, RawKeyEventType.KeyUp, KeyInterop.KeyFromVirtualKey(ToInt32(wParam)), WindowsKeyboardDevice.Instance.Modifiers); break; case UnmanagedMethods.WindowsMessage.WM_CHAR: // Ignore control chars if (ToInt32(wParam) >= 32) { e = new RawTextInputEventArgs(WindowsKeyboardDevice.Instance, timestamp, new string((char)ToInt32(wParam), 1)); } break; case UnmanagedMethods.WindowsMessage.WM_LBUTTONDOWN: case UnmanagedMethods.WindowsMessage.WM_RBUTTONDOWN: case UnmanagedMethods.WindowsMessage.WM_MBUTTONDOWN: e = new RawMouseEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, msg == (int)UnmanagedMethods.WindowsMessage.WM_LBUTTONDOWN ? RawMouseEventType.LeftButtonDown : msg == (int)UnmanagedMethods.WindowsMessage.WM_RBUTTONDOWN ? RawMouseEventType.RightButtonDown : RawMouseEventType.MiddleButtonDown, DipFromLParam(lParam), GetMouseModifiers(wParam)); break; case UnmanagedMethods.WindowsMessage.WM_LBUTTONUP: case UnmanagedMethods.WindowsMessage.WM_RBUTTONUP: case UnmanagedMethods.WindowsMessage.WM_MBUTTONUP: e = new RawMouseEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, msg == (int)UnmanagedMethods.WindowsMessage.WM_LBUTTONUP ? RawMouseEventType.LeftButtonUp : msg == (int)UnmanagedMethods.WindowsMessage.WM_RBUTTONUP ? RawMouseEventType.RightButtonUp : RawMouseEventType.MiddleButtonUp, DipFromLParam(lParam), GetMouseModifiers(wParam)); break; case UnmanagedMethods.WindowsMessage.WM_MOUSEMOVE: if (!_trackingMouse) { var tm = new UnmanagedMethods.TRACKMOUSEEVENT { cbSize = Marshal.SizeOf(typeof(UnmanagedMethods.TRACKMOUSEEVENT)), dwFlags = 2, hwndTrack = _hwnd, dwHoverTime = 0, }; UnmanagedMethods.TrackMouseEvent(ref tm); } e = new RawMouseEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, RawMouseEventType.Move, DipFromLParam(lParam), GetMouseModifiers(wParam)); break; case UnmanagedMethods.WindowsMessage.WM_MOUSEWHEEL: e = new RawMouseWheelEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, ScreenToClient(DipFromLParam(lParam)), new Vector(0, (ToInt32(wParam) >> 16) / wheelDelta), GetMouseModifiers(wParam)); break; case UnmanagedMethods.WindowsMessage.WM_MOUSEHWHEEL: e = new RawMouseWheelEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, ScreenToClient(DipFromLParam(lParam)), new Vector(-(ToInt32(wParam) >> 16) / wheelDelta, 0), GetMouseModifiers(wParam)); break; case UnmanagedMethods.WindowsMessage.WM_MOUSELEAVE: _trackingMouse = false; e = new RawMouseEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, RawMouseEventType.LeaveWindow, new Point(), WindowsKeyboardDevice.Instance.Modifiers); break; case UnmanagedMethods.WindowsMessage.WM_NCLBUTTONDOWN: case UnmanagedMethods.WindowsMessage.WM_NCRBUTTONDOWN: case UnmanagedMethods.WindowsMessage.WM_NCMBUTTONDOWN: e = new RawMouseEventArgs( WindowsMouseDevice.Instance, timestamp, _owner, msg == (int)UnmanagedMethods.WindowsMessage.WM_NCLBUTTONDOWN ? RawMouseEventType.NonClientLeftButtonDown : msg == (int)UnmanagedMethods.WindowsMessage.WM_NCRBUTTONDOWN ? RawMouseEventType.RightButtonDown : RawMouseEventType.MiddleButtonDown, new Point(0, 0), GetMouseModifiers(wParam)); break; case UnmanagedMethods.WindowsMessage.WM_PAINT: UnmanagedMethods.PAINTSTRUCT ps; if (UnmanagedMethods.BeginPaint(_hwnd, out ps) != IntPtr.Zero) { var f = Scaling; var r = ps.rcPaint; Paint?.Invoke(new Rect(r.left / f, r.top / f, (r.right - r.left) / f, (r.bottom - r.top) / f)); UnmanagedMethods.EndPaint(_hwnd, ref ps); } return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_SIZE: if (Resized != null && (wParam == (IntPtr)UnmanagedMethods.SizeCommand.Restored || wParam == (IntPtr)UnmanagedMethods.SizeCommand.Maximized)) { var clientSize = new Size(ToInt32(lParam) & 0xffff, ToInt32(lParam) >> 16); Resized(clientSize / Scaling); } return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_MOVE: PositionChanged?.Invoke(new Point((short)(ToInt32(lParam) & 0xffff), (short)(ToInt32(lParam) >> 16))); return(IntPtr.Zero); } if (e != null && Input != null) { Input(e); if (e.Handled) { return(IntPtr.Zero); } } return(UnmanagedMethods.DefWindowProc(hWnd, msg, wParam, lParam)); }
private IntPtr WndProc(IntPtr hWnd, uint msg, IntPtr wParam, IntPtr lParam) { const double WheelDelta = 120.0; uint timestamp = unchecked ((uint)UnmanagedMethods.GetMessageTime()); RawInputEventArgs e = null; WindowsMouseDevice.Instance.CurrentWindow = this; switch ((UnmanagedMethods.WindowsMessage)msg) { case UnmanagedMethods.WindowsMessage.WM_ACTIVATE: this.Activated(); return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_DESTROY: this.Closed(); return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_KEYDOWN: WindowsKeyboardDevice.Instance.UpdateKeyStates(); e = new RawKeyEventArgs( WindowsKeyboardDevice.Instance, timestamp, RawKeyEventType.KeyDown, KeyInterop.KeyFromVirtualKey((int)wParam), WindowsKeyboardDevice.Instance.StringFromVirtualKey((uint)wParam)); break; case UnmanagedMethods.WindowsMessage.WM_LBUTTONDOWN: e = new RawMouseEventArgs( WindowsMouseDevice.Instance, timestamp, this.owner, RawMouseEventType.LeftButtonDown, new Point((uint)lParam & 0xffff, (uint)lParam >> 16)); break; case UnmanagedMethods.WindowsMessage.WM_LBUTTONUP: e = new RawMouseEventArgs( WindowsMouseDevice.Instance, timestamp, this.owner, RawMouseEventType.LeftButtonUp, new Point((uint)lParam & 0xffff, (uint)lParam >> 16)); break; case UnmanagedMethods.WindowsMessage.WM_MOUSEMOVE: if (!this.trackingMouse) { var tm = new UnmanagedMethods.TRACKMOUSEEVENT { cbSize = Marshal.SizeOf(typeof(UnmanagedMethods.TRACKMOUSEEVENT)), dwFlags = 2, hwndTrack = this.hwnd, dwHoverTime = 0, }; UnmanagedMethods.TrackMouseEvent(ref tm); } e = new RawMouseEventArgs( WindowsMouseDevice.Instance, timestamp, this.owner, RawMouseEventType.Move, new Point((uint)lParam & 0xffff, (uint)lParam >> 16)); break; case UnmanagedMethods.WindowsMessage.WM_MOUSEWHEEL: e = new RawMouseWheelEventArgs( WindowsMouseDevice.Instance, timestamp, this.owner, this.ScreenToClient((uint)lParam & 0xffff, (uint)lParam >> 16), new Vector(0, ((int)wParam >> 16) / WheelDelta)); break; case UnmanagedMethods.WindowsMessage.WM_MOUSELEAVE: this.trackingMouse = false; e = new RawMouseEventArgs( WindowsMouseDevice.Instance, timestamp, this.owner, RawMouseEventType.LeaveWindow, new Point()); break; case UnmanagedMethods.WindowsMessage.WM_PAINT: UnmanagedMethods.PAINTSTRUCT ps; if (UnmanagedMethods.BeginPaint(this.hwnd, out ps) != IntPtr.Zero) { UnmanagedMethods.RECT r; UnmanagedMethods.GetUpdateRect(this.hwnd, out r, false); this.Paint(new Rect(r.left, r.top, r.right - r.left, r.bottom - r.top), this.Handle); UnmanagedMethods.EndPaint(this.hwnd, ref ps); } return(IntPtr.Zero); case UnmanagedMethods.WindowsMessage.WM_SIZE: if (this.Resized != null) { this.Resized(new Size((int)lParam & 0xffff, (int)lParam >> 16)); } return(IntPtr.Zero); } if (e != null && this.Input != null) { this.Input(e); return(IntPtr.Zero); } return(UnmanagedMethods.DefWindowProc(hWnd, msg, wParam, lParam)); }
public bool?DispatchTouchEvent(MotionEvent e, out bool callBase) { if (!HandleEvents) { callBase = true; return(null); } RawMouseEventType?mouseEventType = null; var eventTime = DateTime.Now; //Basic touch support switch (e.Action) { case MotionEventActions.Move: //may be bot flood the evnt system with too many event especially on not so powerfull mobile devices if ((eventTime - _lastTouchMoveEventTime).TotalMilliseconds > 10) { mouseEventType = RawMouseEventType.Move; } break; case MotionEventActions.Down: mouseEventType = RawMouseEventType.LeftButtonDown; break; case MotionEventActions.Up: mouseEventType = RawMouseEventType.LeftButtonUp; break; } if (mouseEventType != null) { //if point is in view otherwise it's possible avalonia not to find the proper window to dispatch the event _point = _getPointFunc(e); double x = _view.GetX(); double y = _view.GetY(); double r = x + _view.Width; double b = y + _view.Height; if (x <= _point.X && r >= _point.X && y <= _point.Y && b >= _point.Y) { var inputRoot = _getInputRoot(); var mouseDevice = MouseDevice.Instance; //in order the controls to work in a predictable way //we need to generate mouse move before first mouse down event //as this is the way buttons are working every time //otherwise there is a problem sometimes if (mouseEventType == RawMouseEventType.LeftButtonDown) { var me = new RawMouseEventArgs(mouseDevice, (uint)eventTime.Ticks, inputRoot, RawMouseEventType.Move, _point, InputModifiers.None); _view.Input(me); } var mouseEvent = new RawMouseEventArgs(mouseDevice, (uint)eventTime.Ticks, inputRoot, mouseEventType.Value, _point, InputModifiers.LeftMouseButton); _view.Input(mouseEvent); if (e.Action == MotionEventActions.Move && mouseDevice.Captured == null) { if (_lastTouchMovePoint != null) { //raise mouse scroll event so the scrollers //are moving with the cursor double vectorX = _point.X - _lastTouchMovePoint.Value.X; double vectorY = _point.Y - _lastTouchMovePoint.Value.Y; //based on test correction of 0.02 is working perfect double correction = 0.02; var ps = AndroidPlatform.Instance.LayoutScalingFactor; var mouseWheelEvent = new RawMouseWheelEventArgs( mouseDevice, (uint)eventTime.Ticks, inputRoot, _point, new Vector(vectorX * correction / ps, vectorY * correction / ps), InputModifiers.LeftMouseButton); _view.Input(mouseWheelEvent); } _lastTouchMovePoint = _point; _lastTouchMoveEventTime = eventTime; } else if (e.Action == MotionEventActions.Down) { _lastTouchMovePoint = _point; } else { _lastTouchMovePoint = null; } } } callBase = true; //if return false events for move and up are not received!!! return(e.Action != MotionEventActions.Up); }