ActivityPreviewDesigner::OnDragEnter Method (ActivityDragEventArgs^)
.NET Framework (current version)
Notifies the ActivityPreviewDesigner when a drag-drop operation is in progress and the user's mouse cursor enters the bounds of the designer.
Assembly: System.Workflow.ComponentModel (in System.Workflow.ComponentModel.dll)
Parameters
- e
-
Type:
System.Workflow.ComponentModel.Design::ActivityDragEventArgs^
The ActivityDragEventArgs that contains the event data.
| Exception | Condition |
|---|---|
| ArgumentNullException | e contains a null reference (Nothing in Visual Basic). |
.NET Framework
Available since 3.0
Available since 3.0
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