Example usage for javax.swing.undo UndoManager getUndoPresentationName

Introduction

In this page you can find the example usage for javax.swing.undo UndoManager getUndoPresentationName.

Prototype

public synchronized String getUndoPresentationName() 

Source Link

Document

Returns a description of the undoable form of this edit.

Usage

From source file:ee.ioc.cs.vsle.editor.Editor.java

/**
 * Updates Undo and Redo actions. When a new scheme tab is selected/opened
 * or an action that modifies the scheme is performed the undo and redo
 * action objects have to be updated to reflect the current state, this
 * includes presentation name and enabled/disabled status.
 *///from   w ww  .jav a 2  s. c  o m
public void refreshUndoRedo() {
    Canvas canvas = getCurrentCanvas();
    if (canvas != null) {
        UndoManager um = canvas.undoManager;
        undoAction.setEnabled(!canvas.isActionInProgress() && um.canUndo());
        redoAction.setEnabled(!canvas.isActionInProgress() && um.canRedo());
        undoAction.putValue(Action.NAME, um.getUndoPresentationName());
        redoAction.putValue(Action.NAME, um.getRedoPresentationName());
    } else {
        undoAction.setEnabled(false);
        redoAction.setEnabled(false);
        undoAction.putValue(Action.NAME, Menu.UNDO);
        redoAction.putValue(Action.NAME, Menu.REDO);
    }
}

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