Class HistoryChangedEventArgs

Represents the class which is used to notifies while the changes occurs during undo/redo process.

Inheritance

System.Object

HistoryChangedEventArgs

Namespace: Syncfusion.Blazor.Diagram

Assembly: Syncfusion.Blazor.dll

Syntax

public class HistoryChangedEventArgs : Object

Examples

<SfDiagramComponent Width = "1000px" Height="1000px" HistoryChanged="HistoryChanged">
</SfDiagramComponent>
@code
{
    private void HistoryChanged(HistoryChangedEventArgs args)
    {

    }
}

Constructors

HistoryChangedEventArgs()

Declaration

public HistoryChangedEventArgs()

Properties

ActionTrigger

Gets the event action.

Declaration

public HistoryChangedAction ActionTrigger { get; }

Property Value

Type
HistoryChangedAction

CollectionChangedAction

Gets the entry's change type.

Declaration

public HistoryEntryChangeType CollectionChangedAction { get; }

Property Value

Type
HistoryEntryChangeType

Entry

Gets the previous and new value of the history object that has been changed.

Declaration

public HistoryEntryBase Entry { get; }

Property Value

Type
HistoryEntryBase

EntryType

Gets the type of the newly added entry.

Declaration

public HistoryEntryType EntryType { get; }

Property Value

Type
HistoryEntryType

Source

Gets the collection of objects that are changed in the last undo/redo.

Declaration

public List<NodeBase> Source { get; }

Property Value

Type
System.Collections.Generic.List<NodeBase>