Class ISizeChangeEventArgs

Notifies when the element is being resized.

Inheritance

System.Object

ISizeChangeEventArgs

Implements

System.IEquatable<ISizeChangeEventArgs>

Namespace: Syncfusion.Blazor.Diagrams

Assembly: Syncfusion.Blazor.dll

Syntax

public class ISizeChangeEventArgs : Object, IEquatable<ISizeChangeEventArgs>

Examples

<SfDiagram Height="600px" Nodes="@NodeCollection">
       <DiagramSnapSettings Constraints = "SnapConstraints.None" ></ DiagramSnapSettings >
       < DiagramEvents OnSizeChange="Size"></DiagramEvents>
</SfDiagram>
@code
   {
   public ObservableCollection<DiagramNode> NodeCollection = new ObservableCollection<DiagramNode>();
   public void Size(ISizeChangeEventArgs args)
   {
       args.Cancel = true;
       if ((args != null) && (args.State == State.Completed) && (args.Source != null) && (args.NewValue != null))
       {
           Console.WriteLine("Resized");
       }
   }
   protected override void OnInitialized()
   {
       NodeCollection = new ObservableCollection<DiagramNode>()
       {
           new DiagramNode(){
               Id="node1",
               Height = 100,
               Width = 100,
               OffsetX = 300,
               OffsetY = 100
           },
       };
   }
}

Constructors

ISizeChangeEventArgs()

Declaration

public ISizeChangeEventArgs()

Properties

Cancel

Users can define whether the selected node can be resized or not.

Declaration

public bool Cancel { get; set; }

Property Value

Type	Description
System.Boolean

NewValue

Returns the element with new size property after the event has triggered.

Declaration

public DiagramSelectedItems NewValue { get; set; }

Property Value

Type	Description
DiagramSelectedItems

OldValue

Returns the element with the old size property.

Declaration

public DiagramSelectedItems OldValue { get; set; }

Property Value

Type	Description
DiagramSelectedItems

Source

Returns the element which has selected for the resizing.

Declaration

public DiagramSelectedItems Source { get; set; }

Property Value

Type	Description
DiagramSelectedItems

State

Returns the state of the event such as start, completed.

Declaration

public State State { get; set; }

Property Value

Type	Description
State

Methods

Equals(ISizeChangeEventArgs)

Indicates whether the ISizeChangeEventArgs object is equal to another object of the same type.

Declaration

public bool Equals(ISizeChangeEventArgs iSizeChangeEventArgs)

Parameters

Type	Name	Description
ISizeChangeEventArgs	iSizeChangeEventArgs	Diagram size change event argument.

Returns

Type	Description
System.Boolean	Returns the resized node.

Implements

System.IEquatable<>