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InkAnalyzer.ContextNodeMovingToPosition Event

Occurs before the InkAnalyzer moves a ContextNode to a new position within a ContextNode.SubNodes collection.

Namespace:  Microsoft.Ink
Assembly:  Microsoft.Ink.Analysis (in Microsoft.Ink.Analysis.dll)

Syntax

'Declaration
Public Event ContextNodeMovingToPosition As ContextNodeMovingToPositionEventHandler
'Usage
Dim instance As InkAnalyzer 
Dim handler As ContextNodeMovingToPositionEventHandler 

AddHandler instance.ContextNodeMovingToPosition, handler
public event ContextNodeMovingToPositionEventHandler ContextNodeMovingToPosition
public:
 event ContextNodeMovingToPositionEventHandler^ ContextNodeMovingToPosition {
    void add (ContextNodeMovingToPositionEventHandler^ value);
    void remove (ContextNodeMovingToPositionEventHandler^ value);
}
JScript does not support events.

Remarks

Use this event when your application maintains its own data structure, which is synchronized with that of the InkAnalyzer. This event occurs during the reconcile phase of ink analysis, or in response to an InkAnalyzer method that moves a ContextNode within its parent's SubNodes collection.

For more information about synchronizing your application data with the InkAnalyzer, see Data Proxy with Ink Analysis.

Examples

This example defines a method, AttachDataProxyEventHandlers, that attaches data proxy event handlers to an InkAnalyzer, theInkAnalyzer.

Private Sub AttachDataProxyEventHandlers() 
    ' If the document model supports on demand data proxy, then add an 
    ' event handler for the PopulateContextNode event. This event is raised 
    ' when the InkAnalyzer accesses a partially populated ContextNode created 
    ' by the document model. 
    If Me.theDocumentModel.SupportsOnDemandDataProxy Then 
        AddHandler Me.theInkAnalyzer.PopulateContextNode, AddressOf Me.PopulateContextNode
    End If 

    ' Add the other data proxy related event handlers. These events are raised 
    ' by the InkAnalyzer to communicate ink analysis results to the document model. 
    AddHandler Me.theInkAnalyzer.ContextNodeCreated, AddressOf Me.AddContextNode
    AddHandler Me.theInkAnalyzer.ContextNodeDeleting, AddressOf Me.RemoveContextNode
    AddHandler Me.theInkAnalyzer.ContextNodeLinkAdding, AddressOf Me.AddContextNodeLink
    AddHandler Me.theInkAnalyzer.ContextNodeLinkDeleting, AddressOf Me.RemoveContextNodeLink
    AddHandler Me.theInkAnalyzer.ContextNodeMovingToPosition, AddressOf Me.MoveContextNodeToPosition
    AddHandler Me.theInkAnalyzer.ContextNodePropertiesUpdated, AddressOf Me.UpdateContextNodeProperties
    AddHandler Me.theInkAnalyzer.ContextNodeReparenting, AddressOf Me.ReparentContextNode
    AddHandler Me.theInkAnalyzer.InkAnalyzerStateChanging, AddressOf Me.InkAnalyzer_StateChanging
    AddHandler Me.theInkAnalyzer.StrokesReparented, AddressOf Me.ReparentStroke
    AddHandler Me.theInkAnalyzer.IntermediateResultsUpdated, AddressOf Me.ResultsAvailable
    AddHandler Me.theInkAnalyzer.ResultsUpdated, AddressOf Me.ResultsAvailable

End Sub 'AttachDataProxyEventHandlers
       private void AttachDataProxyEventHandlers()
        {
            // If the document model supports on demand data proxy, then add an 
            // event handler for the PopulateContextNode event. This event is raised 
            // when the InkAnalyzer accesses a partially populated ContextNode created 
            // by the document model. 
            if (this.theDocumentModel.SupportsOnDemandDataProxy)
            {
                this.theInkAnalyzer.PopulateContextNode +=
                    new Microsoft.Ink.PopulateContextNodeEventHandler(
                        this.PopulateContextNode);
            }

            // Add the other data proxy related event handlers. These events are raised 
            // by the InkAnalyzer to communicate ink analysis results to the document model. 
            this.theInkAnalyzer.ContextNodeCreated +=
                new Microsoft.Ink.ContextNodeCreatedEventHandler(
                    this.AddContextNode);
            this.theInkAnalyzer.ContextNodeDeleting +=
                new Microsoft.Ink.ContextNodeDeletingEventHandler(
                    this.RemoveContextNode);
            this.theInkAnalyzer.ContextNodeLinkAdding +=
                new Microsoft.Ink.ContextNodeLinkAddingEventHandler(
                    this.AddContextNodeLink);
            this.theInkAnalyzer.ContextNodeLinkDeleting +=
                new Microsoft.Ink.ContextNodeLinkDeletingEventHandler(
                    this.RemoveContextNodeLink);
            this.theInkAnalyzer.ContextNodeMovingToPosition +=
                new Microsoft.Ink.ContextNodeMovingToPositionEventHandler(
                    this.MoveContextNodeToPosition);
            this.theInkAnalyzer.ContextNodePropertiesUpdated +=
                new Microsoft.Ink.ContextNodePropertiesUpdatedEventHandler(
                    this.UpdateContextNodeProperties);
            this.theInkAnalyzer.ContextNodeReparenting +=
                new Microsoft.Ink.ContextNodeReparentingEventHandler(
                    this.ReparentContextNode);
            this.theInkAnalyzer.InkAnalyzerStateChanging +=
                new Microsoft.Ink.InkAnalyzerStateChangingEventHandler(
                    this.InkAnalyzer_StateChanging);
            this.theInkAnalyzer.StrokesReparented +=
                new Microsoft.Ink.StrokesReparentedEventHandler(
                    this.ReparentStrokes);
            this.theInkAnalyzer.IntermediateResultsUpdated +=
                new Microsoft.Ink.ResultsUpdatedEventHandler(
                    this.ResultsAvailable);
            this.theInkAnalyzer.ResultsUpdated +=
                new Microsoft.Ink.ResultsUpdatedEventHandler(
                    this.ResultsAvailable);
        }

The following example defines the method, MoveContextNodeToPosition, that handles the ContextNodeMovingToPosition event. The event information is passed to the document model object, theDocumentModel.

This example does not provide the definition of the document model or demonstrate how it processes the information passed to it.

'/ <summary> 
'/ Handles the InkAnalyzer.ContextNodeMovingToPosition event. 
'/ </summary> 
'/ <param name="sender">The source of the event.</param> 
'/ <param name="e">The event data.</param> 
Private Sub MoveContextNodeToPosition( _
    ByVal sender As Object, _
    ByVal e As Microsoft.Ink.ContextNodeMovingToPositionEventArgs)

    Me.theDocumentModel.MoveNode(e.SubNodeToMove, e.NewIndex)

End Sub 'MoveContextNodeToPosition
        /// <summary> 
        /// Handles the InkAnalyzer.ContextNodeMovingToPosition event. 
        /// </summary> 
        /// <param name="sender">The source of the event.</param>
        /// <param name="e">The event data.</param>
        private void MoveContextNodeToPosition(
            object sender, Microsoft.Ink.ContextNodeMovingToPositionEventArgs e)
        {
            this.theDocumentModel.MoveNode(e.SubNodeToMove, e.NewIndex);
        }

Platforms

Windows 7, Windows Vista, Windows Server 2008 R2, Windows Server 2008

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.

Version Information

.NET Framework

Supported in: 3.0

See Also

Reference

InkAnalyzer Class

InkAnalyzer Members

Microsoft.Ink Namespace

InkAnalyzer.ContextNodeReparenting

Microsoft.Ink.ContextNodeMovingToPositionEventArgs