/// <summary>
/// Run the KeyInput directly in the Wpf control
/// </summary>
private void RunInWpf(KeyInput keyInput)
{
Castle.DynamicProxy.Generators.AttributesToAvoidReplicating.Add(typeof(UIPermissionAttribute));
var presentationSource = _factory.Create <PresentationSource>();
// Normalize upper case letters here to lower and add the shift key modifier if
// necessary
if (Char.IsUpper(keyInput.Char))
{
var lowerKeyInput = KeyInputUtil.CharToKeyInput(Char.ToLower(keyInput.Char));
keyInput = KeyInputUtil.ChangeKeyModifiers(lowerKeyInput, keyInput.KeyModifiers | KeyModifiers.Shift);
}
Key key;
if (!KeyUtil.TryConvertToKeyOnly(keyInput.Key, out key))
{
throw new Exception("Couldn't get the WPF key for the given KeyInput");
}
// Update the KeyModifiers while this is being processed by our key processor
try
{
_defaultKeyboardDevice.DownKeyModifiers = keyInput.KeyModifiers;
// First raise the KeyDown event
var keyDownEventArgs = new KeyEventArgs(
_defaultKeyboardDevice,
presentationSource.Object,
0,
key);
keyDownEventArgs.RoutedEvent = UIElement.KeyDownEvent;
_defaultInputController.HandleKeyDown(this, keyDownEventArgs);
// If the event is handled then return
if (keyDownEventArgs.Handled)
{
return;
}
// Now raise the TextInput event
var textInputEventArgs = new TextCompositionEventArgs(
_defaultKeyboardDevice,
new TextComposition(InputManager.Current, _wpfTextView.VisualElement, keyInput.Char.ToString()));
textInputEventArgs.RoutedEvent = UIElement.TextInputEvent;
_defaultInputController.HandleTextInput(this, textInputEventArgs);
var keyUpEventArgs = new KeyEventArgs(
_defaultKeyboardDevice,
presentationSource.Object,
0,
key);
keyUpEventArgs.RoutedEvent = UIElement.KeyUpEvent;
_defaultInputController.HandleKeyUp(this, keyUpEventArgs);
}
finally
{
_defaultKeyboardDevice.DownKeyModifiers = KeyModifiers.None;
}
}
/// <summary>
/// Run the KeyInput directly in the Wpf control
/// </summary>
private void Run(string text, Key key, ModifierKeys modifierKeys)
{
// First raise the KeyDown event
var keyDownEventArgs = new KeyEventArgs(
_defaultKeyboardDevice,
_presentationSource.Object,
0,
key);
keyDownEventArgs.RoutedEvent = UIElement.KeyDownEvent;
_defaultInputController.HandleKeyDown(this, keyDownEventArgs);
// If the event is handled then return
if (keyDownEventArgs.Handled)
{
return;
}
// Now raise the TextInput event
var textInputEventArgs = new TextCompositionEventArgs(
_defaultKeyboardDevice,
CreateTextComposition(text));
textInputEventArgs.RoutedEvent = UIElement.TextInputEvent;
_defaultInputController.HandleTextInput(this, textInputEventArgs);
var keyUpEventArgs = new KeyEventArgs(
_defaultKeyboardDevice,
_presentationSource.Object,
0,
key);
keyUpEventArgs.RoutedEvent = UIElement.KeyUpEvent;
_defaultInputController.HandleKeyUp(this, keyUpEventArgs);
}
private bool RunUp(KeyInput keyInput, Key key, ModifierKeys modifierKeys)
{
// First let the preprocess step have a chance to intercept the key
if (PreProcess(KeyDirection.Up, keyInput, key, modifierKeys))
{
return(true);
}
// Now move onto the up style events. These are raised even if the chain of down events
// are handled
var previewKeyUpEventArgs = CreateKeyEventArgs(key, UIElement.PreviewKeyUpEvent);
_defaultInputController.HandlePreviewKeyUp(this, previewKeyUpEventArgs);
if (previewKeyUpEventArgs.Handled)
{
return(true);
}
var keyUpEventArgs = CreateKeyEventArgs(key, UIElement.KeyUpEvent);
_defaultInputController.HandleKeyUp(this, keyUpEventArgs);
return(keyUpEventArgs.Handled);
}
