語言

DispatcherHooks.OperationPriorityChanged 活動

定義

命名空間:
System.Windows.Threading
組件:
WindowsBase.dll

當操作的優先順序改變時會發生。

public:
 event System::Windows::Threading::DispatcherHookEventHandler ^ OperationPriorityChanged;
[add: System.Security.SecurityCritical]
[remove: System.Security.SecurityCritical]
public event System.Windows.Threading.DispatcherHookEventHandler OperationPriorityChanged;
public event System.Windows.Threading.DispatcherHookEventHandler OperationPriorityChanged;
[<add: System.Security.SecurityCritical>]
[<remove: System.Security.SecurityCritical>]
member this.OperationPriorityChanged : System.Windows.Threading.DispatcherHookEventHandler 
member this.OperationPriorityChanged : System.Windows.Threading.DispatcherHookEventHandler 
Public Custom Event OperationPriorityChanged As DispatcherHookEventHandler

事件類型

DispatcherHookEventHandler
屬性
SecurityCriticalAttribute

備註

任何執行緒都可以改變操作的優先順序;因此，這個事件可以由任何執行緒提出。

適用於

另請參閱