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Alerts listeners that the Item ID that is assigned to the document has changed.
Namespace: Microsoft.VisualStudio.Modeling.Shell
Assembly: Microsoft.VisualStudio.Modeling.Sdk.Shell.10.0 (in Microsoft.VisualStudio.Modeling.Sdk.Shell.10.0.dll)
Syntax
'Declaration
Protected Overridable Sub OnHierarchyChanged ( _
e As EventArgs _
)
protected virtual void OnHierarchyChanged(
EventArgs e
)
protected:
virtual void OnHierarchyChanged(
EventArgs^ e
)
abstract OnHierarchyChanged :
e:EventArgs -> unit
override OnHierarchyChanged :
e:EventArgs -> unit
protected function OnHierarchyChanged(
e : EventArgs
)
Parameters
- e
Type: System.EventArgs
An EventArgs object.
Remarks
The Item ID identifies the document in the hierarchy.
This method invokes the IVsHierarchy interface.
Raising an event invokes the event handler through a delegate. For more information, see Raising an Event.
The OnHierarchyChanged method also allows derived classes to handle the event without attaching a delegate. This technique is recommended for handling the event in a derived class.
Notes to Inheritors
When you override OnHierarchyChanged in a derived class, be sure to call the base class’s OnHierarchyChanged method so that registered delegates receive the event.
.NET Framework Security
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.