Popup.Opened 事件

  • 参考

定义

命名空间:
Microsoft.UI.Xaml.Controls.Primitives
编辑

当 IsOpen 属性设置为 true 时触发。

// Register
event_token Opened(EventHandler<IInspectable> const& handler) const;

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

// Revoke with event_revoker
Popup::Opened_revoker Opened(auto_revoke_t, EventHandler<IInspectable> const& handler) const;
public event System.EventHandler<object> Opened;
function onOpened(eventArgs) { /* Your code */ }
popup.addEventListener("opened", onOpened);
popup.removeEventListener("opened", onOpened);
- or -
popup.onopened = onOpened;
Public Custom Event Opened As EventHandler(Of Object) 
<Popup Opened="eventhandler"/>

事件类型

EventHandler<Object>

EventHandler<Object>

EventHandler<IInspectable>

适用于