DispatcherExtensions.Invoke Method (Dispatcher, Action, TimeSpan)
.NET Framework 3.5
Updated: July 2008
Executes the specified delegate synchronously on the thread that the specified Dispatcher was created on, and stops execution after the specified time-out period.
Assembly: System.Windows.Presentation (in System.Windows.Presentation.dll)
public static void Invoke( this Dispatcher dispatcher, Action action, TimeSpan timeout )
Parameters
- dispatcher
- Type: System.Windows.Threading.Dispatcher
The dispatcher that executes the delegate.
- action
- Type: System.Action
The delegate to execute, which takes no arguments and does not return a value.
- timeout
- Type: System.TimeSpan
The maximum time to wait for the operation to finish.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type Dispatcher. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).| Exception | Condition |
|---|---|
| ArgumentNullException | action is null. |
| ArgumentException | priority is equal to Inactive. |
| InvalidEnumArgumentException | priority is not a valid DispatcherPriority. |
Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
