SystemNavigationManager.BackRequested 事件

  • 参考

定义

命名空间:
Windows.UI.Core
编辑

当用户调用系统提供的按钮、手势或语音命令进行后退导航时发生。

// Register
event_token BackRequested(EventHandler<BackRequestedEventArgs> const& handler) const;

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

// Revoke with event_revoker
SystemNavigationManager::BackRequested_revoker BackRequested(auto_revoke_t, EventHandler<BackRequestedEventArgs> const& handler) const;
public event System.EventHandler<BackRequestedEventArgs> BackRequested;
function onBackRequested(eventArgs) { /* Your code */ }
systemNavigationManager.addEventListener("backrequested", onBackRequested);
systemNavigationManager.removeEventListener("backrequested", onBackRequested);
- or -
systemNavigationManager.onbackrequested = onBackRequested;
Public Custom Event BackRequested As EventHandler(Of BackRequestedEventArgs)

事件类型

EventHandler<BackRequestedEventArgs>

EventHandler<BackRequestedEventArgs>

适用于