EventTrigger.SourceName Property
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Gets or sets the name of the object with the event that activates this trigger. This is only used by element triggers or template triggers.
public:
property System::String ^ SourceName { System::String ^ get(); void set(System::String ^ value); };
public string SourceName { get; set; }
member this.SourceName : string with get, set
Public Property SourceName As String
Property Value
The default value is null
. If this property value is null
, then the element being monitored for the raising of the event is the templated parent or the logical tree root.
Exceptions
After an EventTrigger is in use, it cannot be modified.
Remarks
You can set this property to the name of any element within the scope of where the trigger collection (the collection that this EventTrigger is part of) is applied. This is typically a named element that is within the template that contains this EventTrigger. If you are setting the Triggers property on an element directly, then it is a named element within the scope of that parent element.
You can name an object using the x:Name Directive syntax.
Applies to
反馈
https://aka.ms/ContentUserFeedback。
即将发布:在整个 2024 年,我们将逐步淘汰作为内容反馈机制的“GitHub 问题”,并将其取代为新的反馈系统。 有关详细信息,请参阅:提交和查看相关反馈