VirtualizingStackPanel.CleanUpVirtualizedItemEvent 事件

定义

命名空间:

Microsoft.UI.Xaml.Controls

当 VirtualizingStackPanel 承载的项重新虚拟化时发生。

public:
 virtual event CleanUpVirtualizedItemEventHandler ^ CleanUpVirtualizedItemEvent;

// Register
event_token CleanUpVirtualizedItemEvent(CleanUpVirtualizedItemEventHandler const& handler) const;

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

// Revoke with event_revoker
VirtualizingStackPanel::CleanUpVirtualizedItemEvent_revoker CleanUpVirtualizedItemEvent(auto_revoke_t, CleanUpVirtualizedItemEventHandler const& handler) const;

public event CleanUpVirtualizedItemEventHandler CleanUpVirtualizedItemEvent;

function onCleanUpVirtualizedItemEvent(eventArgs) { /* Your code */ }
virtualizingStackPanel.addEventListener("cleanupvirtualizeditemevent", onCleanUpVirtualizedItemEvent);
virtualizingStackPanel.removeEventListener("cleanupvirtualizeditemevent", onCleanUpVirtualizedItemEvent);
- or -
virtualizingStackPanel.oncleanupvirtualizeditemevent = onCleanUpVirtualizedItemEvent;

Public Custom Event CleanUpVirtualizedItemEvent As CleanUpVirtualizedItemEventHandler 

<VirtualizingStackPanel CleanUpVirtualizedItemEvent="eventhandler" />

事件类型

CleanUpVirtualizedItemEventHandler