KeyEventHandler 委托

  • 参考

定义

命名空间:
Windows.UI.Xaml.Input
编辑

表示处理 KeyUp 和 KeyDown 事件的方法。

public delegate void KeyEventHandler(Platform::Object ^ sender, KeyRoutedEventArgs ^ e);
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.Guid(2086916837, 31246, 19986, 185, 106, 119, 21, 170, 111, 241, 200)]
class KeyEventHandler : MulticastDelegate
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.Guid(2086916837, 31246, 19986, 185, 106, 119, 21, 170, 111, 241, 200)]
public delegate void KeyEventHandler(object sender, KeyRoutedEventArgs e);
Public Delegate Sub KeyEventHandler(sender As Object, e As KeyRoutedEventArgs)

参数

sender
Object

Platform::Object

IInspectable

事件处理程序所附加到的对象。

e
KeyRoutedEventArgs

事件数据。

属性
ContractVersionAttribute GuidAttribute

Windows 要求

设备系列
Windows 10 (在 10.0.10240.0 中引入)
API contract
Windows.Foundation.UniversalApiContract (在 v1.0 中引入)

适用于