public WpfPresentationSource(UIElement rootElement, IWpfValueConverter converter)
{
this.RootElement = rootElement;
this.converter = converter;
RootElement.IsRootElement = true;
MouseDevice = new MouseDevice(this);
KeyboardDevice = new KeyboardDevice(this);
container = new wpf::System.Windows.Controls.Canvas { Background = wpf::System.Windows.Media.Brushes.Transparent };
container.PreviewMouseMove += OnContainerMouseMove;
container.PreviewMouseDown += OnContainerMouseDown;
container.PreviewMouseUp += OnContainerMouseUp;
container.PreviewMouseWheel += (sender, e) => e.Handled = MouseDevice.ProcessRawEvent(new RawMouseWheelEventArgs(e.Delta, converter.ConvertBack(e.GetPosition(container)), GetTimestamp()));
MouseDevice.CursorChanged += (sender, e) => container.Cursor = converter.Convert(MouseDevice.Cursor);
container.Cursor = converter.Convert(MouseDevice.Cursor);
window = new wpf::System.Windows.Window { UseLayoutRounding = true, Content = container };
window.Activated += (sender, e) => MouseDevice.Activate();
window.Deactivated += (sender, e) => MouseDevice.Deactivate();
window.SizeChanged += (sender, e) => SetRootElementSize();
window.PreviewKeyDown += (sender, e) => e.Handled = KeyboardDevice.ProcessRawEvent(new RawKeyboardEventArgs(converter.ConvertBack(e.Key), converter.ConvertBack(e.KeyStates), e.IsRepeat, GetTimestamp()));
window.PreviewKeyUp += (sender, e) => e.Handled = KeyboardDevice.ProcessRawEvent(new RawKeyboardEventArgs(converter.ConvertBack(e.Key), converter.ConvertBack(e.KeyStates), e.IsRepeat, GetTimestamp()));
window.Show();
container.Children.Add(((IWpfRenderElement)rootElement.GetRenderElement(WpfRenderElementFactory.Default)).WpfElement);
SetRootElementSize();
MouseDevice.Activate();
KeyboardDevice.Activate();
}
public void KeyboardDeviceBasicTest()
{
FrameworkElement element = new FrameworkElement();
int eventIndex = 0;
int previewKeyDownIndex = 0;
int previewKeyUpIndex = 0;
int previewGotKeyboardFocusIndex = 0;
int previewLostKeyboardFocusIndex = 0;
int keyDownIndex = 0;
int keyUpIndex = 0;
int gotKeyboardFocusIndex = 0;
int lostKeyboardFocusIndex = 0;
element.PreviewKeyDown += (sender, e) => previewKeyDownIndex = ++eventIndex;
element.PreviewKeyUp += (sender, e) => previewKeyUpIndex = ++eventIndex;
element.PreviewGotKeyboardFocus += (sender, e) => previewGotKeyboardFocusIndex = ++eventIndex;
element.PreviewLostKeyboardFocus += (sender, e) => previewLostKeyboardFocusIndex = ++eventIndex;
element.KeyDown += (sender, e) => keyDownIndex = ++eventIndex;
element.KeyUp += (sender, e) => keyUpIndex = ++eventIndex;
element.GotKeyboardFocus += (sender, e) => gotKeyboardFocusIndex = ++eventIndex;
element.LostKeyboardFocus += (sender, e) => lostKeyboardFocusIndex = ++eventIndex;
TestPresentationSource presentationSource = new TestPresentationSource();
KeyboardDevice keyboardDevice = new KeyboardDevice(presentationSource);
keyboardDevice.Activate();
IDisposable focus = keyboardDevice.Focus(element);
Assert.AreEqual(1, previewGotKeyboardFocusIndex);
Assert.AreEqual(2, gotKeyboardFocusIndex);
Assert.IsTrue(element.IsKeyboardFocused);
keyboardDevice.ProcessRawEvent(new RawKeyboardEventArgs(Key.Enter, KeyStates.Down, false, 0));
Assert.AreEqual(KeyStates.Down, keyboardDevice.GetKeyStates(Key.Enter));
Assert.AreEqual(3, previewKeyDownIndex);
Assert.AreEqual(4, keyDownIndex);
keyboardDevice.ProcessRawEvent(new RawKeyboardEventArgs(Key.Enter, KeyStates.None, false, 0));
Assert.AreEqual(KeyStates.None, keyboardDevice.GetKeyStates(Key.Enter));
Assert.AreEqual(5, previewKeyUpIndex);
Assert.AreEqual(6, keyUpIndex);
focus.Dispose();
Assert.AreEqual(7, previewLostKeyboardFocusIndex);
Assert.AreEqual(8, lostKeyboardFocusIndex);
Assert.IsFalse(element.IsKeyboardFocused);
focus = keyboardDevice.Focus(element);
keyboardDevice.ProcessRawEvent(new RawKeyboardEventArgs(Key.Enter, KeyStates.Down, false, 0));
focus.Dispose();
Assert.AreEqual(13, previewKeyUpIndex);
Assert.AreEqual(14, keyUpIndex);
Assert.AreEqual(15, previewLostKeyboardFocusIndex);
Assert.AreEqual(16, lostKeyboardFocusIndex);
keyboardDevice.Focus(element);
keyboardDevice.ProcessRawEvent(new RawKeyboardEventArgs(Key.Enter, KeyStates.Down, false, 0));
keyboardDevice.Deactivate();
Assert.AreEqual(23, previewKeyUpIndex);
Assert.AreEqual(24, keyUpIndex);
}