Class ChangeEventArgs<TSource, TChange>

Provides data for ChangeEvent(ViewPortChanged,NodeChanged,OverviewChanged,AnnotationChanged,ConnectorChanged and PortChanged) of the diagram.

Inheritance
System.Object
DiagramEventArgs
ChangeEventArgs<TSource, TChange>
Inherited Members
Namespace: Syncfusion.UI.Xaml.Diagram
Assembly: Syncfusion.SfDiagram.WPF.dll
Syntax
public class ChangeEventArgs<TSource, TChange> : DiagramEventArgs
Type Parameters
Name
TSource
TChange

Constructors

ChangeEventArgs(TSource, ref TChange, ref TChange, ref TChange)

Initializes a new instance of the Syncfusion.UI.Xaml.Diagram.ChangeArgs class.

Declaration
public ChangeEventArgs(TSource item, ref TChange initialValue, ref TChange oldValue, ref TChange newValue)
Parameters
Type Name Description
TSource item

Represent the object changed in the diagram.
TChange initialValue

Represent the initialValue of the object.
TChange oldValue

The value of the element before it was changed.
TChange newValue

The value of the element currently modified.

Properties

BoundaryConstraints

Gets or sets the BoundaryConstraints of the elements.

Declaration
public Rect BoundaryConstraints { get; set; }
Property Value
Type
System.Windows.Rect

Cancel

Gets or sets a value indicate whether the annotation change is a cancel.

Declaration
public bool Cancel { get; set; }
Property Value
Type
System.Boolean

Cause

Gets the value of the property cause the change.

Declaration
public Cause Cause { get; }
Property Value
Type
Cause

InitialValue

Gets the value of the property initially.

Declaration
public TChange InitialValue { get; }
Property Value
Type
TChange

NewValue

Gets the value of the property after the change.

Declaration
public TChange NewValue { get; }
Property Value
Type
TChange

OldValue

Gets the value of the property before the change.

Declaration
public TChange OldValue { get; }
Property Value
Type
TChange