NViewEventSinkService Class
In This Topic
The NViewEventSinkService class represents the event sink service used by views
Object Model
Syntax
'DeclarationPublic Class NViewEventSinkService Inherits Nevron.Diagram.NDiagramEventSinkService Implements Nevron.Dom.INService, Nevron.INReferenceHolder, Nevron.INReferenceProvider
'UsageDim instance As NViewEventSinkService
public class NViewEventSinkService : Nevron.Diagram.NDiagramEventSinkService, Nevron.Dom.INService, Nevron.INReferenceHolder, Nevron.INReferenceProvider
Remarks
An instance of this class can be obtained from the EventSinkService property of the NView class. NViewEventSinkService enhances its base NDiagramEventSinkService with the following events:
- The DisplayedDocumentChanging/DisplayedDocumentChanged event pair is fired before and after the document displayed by the view has been changed.
- The TransformationsChanged event is fired when the view transformations have been changed
- The (NodeSelecting - NodeSelected) events pair is fired before and after a node has been selected. The (NodeDeselecting - NodeDeselected) events pair is fired before and after a node has been deselected. The (MultiSelectionStarted - MultiSelectionEnded) events pair is fired before and after multiple nodes are about to be selected or deselected.
- The ToolActivated/ToolDeactivated or ToolAborted events are fired when a tool has been activated and deactivated or aborted The ToolsChanged event is fired when the controller collection of tools has changed The ToolEnabled-ToolDisabled events are fired when a tool has been enabled or disabled
Inheritance Hierarchy
System.Object
Nevron.Dom.NService
Nevron.Dom.NNodeEventSinkService
Nevron.Diagram.NDiagramEventSinkService
Nevron.Diagram.WinForm.NViewEventSinkService
Requirements
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
See Also