The delegate method that is used by CreateEdgeInputMode to create edges between instances of INode.

Namespace: yWorks.yFiles.UI.Input
Assembly: yWorks.yFilesWPF.Viewer (in yWorks.yFilesWPF.Viewer.dll) Version: 2.2.0.2 (2.2.0.2)

Syntax

C#
[CanBeNullAttribute]
public delegate IEdge NodeBasedEdgeCreationCallback(
	IInputModeContext ctx,
	IGraph graph,
	INode sourceNode,
	INode targetNode,
	IEdgeStyle style
)
Visual Basic
<CanBeNullAttribute> _
Public Delegate Function NodeBasedEdgeCreationCallback ( _
	ctx As IInputModeContext, _
	graph As IGraph, _
	sourceNode As INode, _
	targetNode As INode, _
	style As IEdgeStyle _
) As IEdge

Parameters

ctx
Type: yWorks.Canvas.Input..::..IInputModeContext
The context of the input mode this action is used in.
graph
Type: yWorks.yFiles.UI.Model..::..IGraph
The graph to create the edge in.
sourceNode
Type: yWorks.yFiles.UI.Model..::..INode
The source node.
targetNode
Type: yWorks.yFiles.UI.Model..::..INode
The target node.
style
Type: yWorks.yFiles.UI.Drawing..::..IEdgeStyle
The style of the edge.

Return Value

The newly created edge or nullNothingnullptra null reference (Nothing in Visual Basic).

Remarks

The NodeBasedEdgeCreator uses this type of callback to actually create edges between nodes.

See Also