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Class UndoUtil

Helper class for state/undo-redo.

Hierarchy

  • UndoUtil

Index

Constructors

Methods

Constructors

constructor

Methods

Static atLeastOneRedoable

  • atLeastOneRedoable(state: State): boolean

  • Checks if at least one state is redoable or not.

    Parameters

    • state: State

      The global state.

    Returns boolean

    Whether at least one state is redoable or not.

Static atLeastOneUndoable

  • atLeastOneUndoable(state: State): boolean

  • Checks if at least one state is undoable or not.

    Parameters

    • state: State

      The global state.

    Returns boolean

    Whether at least one state is undoable or not.

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