@maxgraph/core
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    Class UndoableEdit

    Implements a composite undoable edit. Here is an example for a custom change which gets executed via the model:

    function CustomChange(model, name)
    {
      this.model = model;
      this.name = name;
      this.previous = name;
    };

    execute = ()=>
    {
      let tmp = this.model.name;
      this.model.name = this.previous;
      this.previous = tmp;
    };

    let name = prompt('Enter name');
    graph.model.execute(new CustomChange(graph.model, name));

    Event: mxEvent.EXECUTED

    Fires between START_EDIT and END_EDIT after an atomic change was executed. The change property contains the change that was executed.

    Event: mxEvent.START_EDIT

    Fires before a set of changes will be executed in or . This event contains no properties.

    Event: mxEvent.END_EDIT

    Fires after a set of changeswas executed in or . This event contains no properties.

    Constructor: mxUndoableEdit

    Constructs a new undoable edit for the given source.

    Index

    Constructors

    constructor

    Properties

    changes redone significant source undone

    Methods

    add die isEmpty isSignificant notify redo undo

    Constructors

    Properties

    changes: UndoableChange[] = []

    Array that contains the changes that make up this edit. The changes are expected to either have an undo and redo function, or an execute function. Default is an empty array.

    redone: boolean = false

    Specifies if this edit has been redone. Default is false.

    significant: boolean = true

    Specifies if the undoable change is significant. Default is true.

    source: EventSource

    Specifies the source of the edit.

    undone: boolean = false

    Specifies if this edit has been undone. Default is false.

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