UndoState

data class UndoState(val canUndo: Boolean = false, val canRedo: Boolean = false, val undoDescription: String? = null, val redoDescription: String? = null)(source)

Snapshot of UndoStack state for menu enablement. Editors collect UndoStack.state to drive Undo / Redo menu items.

Constructors

constructor(canUndo: Boolean = false, canRedo: Boolean = false, undoDescription: String? = null, redoDescription: String? = null)

whether UndoStack.redo would succeed.

whether UndoStack.undo would succeed.

description of the most recently undone operation (the one UndoStack.redo would re-apply).

description of the most recently pushed operation (the one UndoStack.undo would revert).