Example usage for javax.swing.text Document removeUndoableEditListener

Introduction

In this page you can find the example usage for javax.swing.text Document removeUndoableEditListener.

Prototype

public void removeUndoableEditListener(UndoableEditListener listener);

Source Link

Document

Unregisters the given observer from the notification list so it will no longer receive updates.

Usage

From source file:com.kstenschke.copypastestack.ToolWindow.java

/**
 * Add undoManager to clip pane//from w ww  . j  a  v a2 s. c o  m
 */
private void initInlineEditor() {
    Document document = this.form.textPanePreview.getDocument();
    if (this.undoManager != null) {
        document.removeUndoableEditListener(this.undoManager);
    }

    this.undoManager = new UndoManager();
    document.addUndoableEditListener(this.undoManager);

    final ToolWindow toolWindowFin = this;

    InputMap inputMap = this.form.textPanePreview.getInputMap();

    // CTRL + Z = undo ( + Z on Mac OS)
    inputMap.put(KeyStroke.getKeyStroke(KeyEvent.VK_Z, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()),
            new AbstractAction() {
                @Override
                public void actionPerformed(ActionEvent e) {
                    if (toolWindowFin.undoManager.canUndo()) {
                        toolWindowFin.undoManager.undo();
                    }
                }
            });

    // CTRL + SHIFT + Z = redo ( + SHIFT + Z on Mac OS)
    inputMap.put(
            KeyStroke.getKeyStroke(KeyEvent.VK_Z,
                    InputEvent.SHIFT_DOWN_MASK | Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()),
            new AbstractAction() {
                @Override
                public void actionPerformed(ActionEvent e) {
                    if (toolWindowFin.undoManager.canRedo()) {
                        toolWindowFin.undoManager.redo();
                    }
                }
            });
}

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