DispatcherHooks.OperationPriorityChanged 事件

定义

命名空间:

System.Windows.Threading

程序集:

WindowsBase.dll

在更改操作的优先级时发生。

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 

事件类型

DispatcherHookEventHandler

属性

SecurityCriticalAttribute

注解

任何线程都可以更改操作的优先级;因此，此事件可由任何线程引发。

另请参阅

• DispatcherHookEventArgs
• DispatcherHookEventHandler