本文整理汇总了C#中IInputElement.RaiseEvents方法的典型用法代码示例。如果您正苦于以下问题:C# IInputElement.RaiseEvents方法的具体用法?C# IInputElement.RaiseEvents怎么用?C# IInputElement.RaiseEvents使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类IInputElement
的用法示例。
在下文中一共展示了IInputElement.RaiseEvents方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: OnTargetChanged
private void OnTargetChanged(IInputElement oldTarget, IInputElement newTarget)
{
int timestamp = presentationSource.GetTimestamp();
if (oldTarget != null)
{
foreach (Key key in downKeys)
{
oldTarget.RaiseEvents(
new KeyEventArgs(Keyboard.PreviewKeyUpEvent, oldTarget, this, timestamp, key, KeyStates.None, false),
new KeyEventArgs(Keyboard.KeyUpEvent, oldTarget, this, timestamp, key, KeyStates.None, false));
}
oldTarget.RaiseEvents(
new KeyboardFocusChangedEventArgs(Keyboard.PreviewLostKeyboardFocusEvent, oldTarget, this, timestamp, oldTarget, newTarget),
new KeyboardFocusChangedEventArgs(Keyboard.LostKeyboardFocusEvent, oldTarget, this, timestamp, oldTarget, newTarget));
}
if (newTarget != null)
{
newTarget.RaiseEvents(
new KeyboardFocusChangedEventArgs(Keyboard.PreviewGotKeyboardFocusEvent, newTarget, this, timestamp, oldTarget, newTarget),
new KeyboardFocusChangedEventArgs(Keyboard.GotKeyboardFocusEvent, newTarget, this, timestamp, oldTarget, newTarget));
foreach (Key key in downKeys)
{
newTarget.RaiseEvents(
new KeyEventArgs(Keyboard.PreviewKeyDownEvent, newTarget, this, timestamp, key, KeyStates.None, false),
new KeyEventArgs(Keyboard.KeyDownEvent, newTarget, this, timestamp, key, KeyStates.None, false));
}
}
}