通过

TextElement.AccessKeyDisplayRequested 事件

  • 参考

定义

命名空间:
Windows.UI.Xaml.Documents
编辑

在启动访问键序列以通知控件它们应显示访问键视觉对象时发生。

// Register
event_token AccessKeyDisplayRequested(TypedEventHandler<TextElement, AccessKeyDisplayRequestedEventArgs const&> const& handler) const;

// Revoke with event_token
void AccessKeyDisplayRequested(event_token const* cookie) const;

// Revoke with event_revoker
TextElement::AccessKeyDisplayRequested_revoker AccessKeyDisplayRequested(auto_revoke_t, TypedEventHandler<TextElement, AccessKeyDisplayRequestedEventArgs const&> const& handler) const;
public event TypedEventHandler<TextElement,AccessKeyDisplayRequestedEventArgs> AccessKeyDisplayRequested;
function onAccessKeyDisplayRequested(eventArgs) { /* Your code */ }
textElement.addEventListener("accesskeydisplayrequested", onAccessKeyDisplayRequested);
textElement.removeEventListener("accesskeydisplayrequested", onAccessKeyDisplayRequested);
- or -
textElement.onaccesskeydisplayrequested = onAccessKeyDisplayRequested;
Public Custom Event AccessKeyDisplayRequested As TypedEventHandler(Of TextElement, AccessKeyDisplayRequestedEventArgs)

事件类型

TypedEventHandler<TextElement,AccessKeyDisplayRequestedEventArgs>

Windows 要求

设备系列
Windows 10 Creators Update (在 10.0.15063.0 中引入)
API contract
Windows.Foundation.UniversalApiContract (在 v4.0 中引入)

注解

如果元素位于其 Visibility 属性设置为 Collapsed 的元素下，则不会引发此事件。

适用于

另请参阅