Example usage for javax.swing.event UndoableEditEvent getEdit

Introduction

In this page you can find the example usage for javax.swing.event UndoableEditEvent getEdit.

Prototype

public UndoableEdit getEdit() 

Source Link

Document

Returns the edit value.

Usage

From source file:Main.java

public static void main(String[] argv) {
    JTextComponent textcomp = new JTextArea();
    final UndoManager undo = new UndoManager();
    Document doc = textcomp.getDocument();

    doc.addUndoableEditListener(new UndoableEditListener() {
        public void undoableEditHappened(UndoableEditEvent evt) {
            undo.addEdit(evt.getEdit());
        }/*from  w  ww  .j ava2  s .co m*/
    });

    textcomp.getActionMap().put("Undo", new AbstractAction("Undo") {
        public void actionPerformed(ActionEvent evt) {
            try {
                if (undo.canUndo()) {
                    undo.undo();
                }
            } catch (CannotUndoException e) {
            }
        }
    });

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.add(new JScrollPane(textcomp));
    frame.setSize(380, 320);
    frame.setLocationRelativeTo(null);
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String[] argv) {

    JTextComponent textcomp = new JTextArea();
    final UndoManager undo = new UndoManager();
    Document doc = textcomp.getDocument();

    doc.addUndoableEditListener(new UndoableEditListener() {
        public void undoableEditHappened(UndoableEditEvent evt) {
            undo.addEdit(evt.getEdit());
        }/*  w ww  . ja v a 2  s . co  m*/
    });

    textcomp.getActionMap().put("Undo", new AbstractAction("Undo") {
        public void actionPerformed(ActionEvent evt) {
            try {
                if (undo.canUndo()) {
                    undo.undo();
                }
            } catch (CannotUndoException e) {
            }
        }
    });

    textcomp.getInputMap().put(KeyStroke.getKeyStroke("control Z"), "Undo");

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.add(new JScrollPane(textcomp));
    frame.setSize(380, 320);
    frame.setLocationRelativeTo(null);
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    JTextComponent textcomp = new JTextArea();
    final UndoManager undo = new UndoManager();
    Document doc = textcomp.getDocument();

    doc.addUndoableEditListener(new UndoableEditListener() {
        public void undoableEditHappened(UndoableEditEvent evt) {
            undo.addEdit(evt.getEdit());
        }/*  ww  w . jav a 2  s .c  o  m*/
    });
    textcomp.getActionMap().put("Undo", new AbstractAction("Undo") {
        public void actionPerformed(ActionEvent evt) {
            try {
                if (undo.canUndo()) {
                    undo.undo();
                }
            } catch (CannotUndoException e) {
            }
        }
    });
    textcomp.getInputMap().put(KeyStroke.getKeyStroke("control Z"), "Undo");
    textcomp.getActionMap().put("Redo", new AbstractAction("Redo") {
        public void actionPerformed(ActionEvent evt) {
            try {
                if (undo.canRedo()) {
                    undo.redo();
                }
            } catch (CannotRedoException e) {
            }
        }
    });
    textcomp.getInputMap().put(KeyStroke.getKeyStroke("control Y"), "Redo");
}

---

From source file:Main.java

public static void main(String[] argv) throws Exception {
    JTextComponent textcomp = new JTextArea();
    final UndoManager undo = new UndoManager();
    Document doc = textcomp.getDocument();

    JFrame f = new JFrame();
    f.add(new JScrollPane(textcomp));
    f.setSize(330, 300);/*from   w  w  w.jav  a2s .  c  om*/
    f.setVisible(true);

    doc.addUndoableEditListener(new UndoableEditListener() {
        public void undoableEditHappened(UndoableEditEvent evt) {
            undo.addEdit(evt.getEdit());
        }
    });

    textcomp.getActionMap().put("Undo", new AbstractAction("Undo") {
        public void actionPerformed(ActionEvent evt) {
            try {
                if (undo.canUndo()) {
                    undo.undo();
                }
            } catch (CannotUndoException e) {
            }
        }
    });

    textcomp.getInputMap().put(KeyStroke.getKeyStroke("control Z"), "Undo");

    textcomp.getActionMap().put("Redo", new AbstractAction("Redo") {
        public void actionPerformed(ActionEvent evt) {
            try {
                if (undo.canRedo()) {
                    undo.redo();
                }
            } catch (CannotRedoException e) {
            }
        }
    });

    textcomp.getInputMap().put(KeyStroke.getKeyStroke("control Y"), "Redo");

}

---

From source file:Main.java

public static void main(String[] argv) {
    JTextComponent textcomp = new JTextArea();
    final UndoManager undo = new UndoManager();
    Document doc = textcomp.getDocument();

    doc.addUndoableEditListener(new UndoableEditListener() {
        public void undoableEditHappened(UndoableEditEvent evt) {
            undo.addEdit(evt.getEdit());
        }/*from  w  w w  .j a  v  a 2 s . c om*/
    });

    textcomp.getActionMap().put("Undo", new AbstractAction("Undo") {
        public void actionPerformed(ActionEvent evt) {
            try {
                if (undo.canUndo()) {
                    undo.undo();
                }
            } catch (CannotUndoException e) {
            }
        }
    });

    textcomp.getInputMap().put(KeyStroke.getKeyStroke("control Z"), "Undo");

    textcomp.getActionMap().put("Redo", new AbstractAction("Redo") {
        public void actionPerformed(ActionEvent evt) {
            try {
                if (undo.canRedo()) {
                    undo.redo();
                }
            } catch (CannotRedoException e) {
            }
        }
    });

    textcomp.getInputMap().put(KeyStroke.getKeyStroke("control Y"), "Redo");

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.add(new JScrollPane(textcomp));
    frame.setSize(380, 320);
    frame.setLocationRelativeTo(null);
    frame.setVisible(true);

}

---

From source file:Main.java

public static void bindUndoManager(final JTextComponent text, final UndoManager undo) {

    text.getDocument().addUndoableEditListener(new UndoableEditListener() {
        @Override//from  ww w  .  j av  a  2 s  .c o  m
        public void undoableEditHappened(UndoableEditEvent e) {
            undo.addEdit(e.getEdit());
        }
    });

    text.getActionMap().put("Undo", new AbstractAction("Undo") {
        private static final long serialVersionUID = 1L;

        public void actionPerformed(ActionEvent evt) {
            try {
                if (undo.canUndo()) {
                    undo.undo();
                }
            } catch (CannotUndoException e) {
            }
        }
    });
    // Bind the undo action to ctl-Z
    text.getInputMap().put(KeyStroke.getKeyStroke("control Z"), "Undo");

    // Create a redo action and add it to the text component
    text.getActionMap().put("Redo", new AbstractAction("Redo") {
        private static final long serialVersionUID = 1L;

        public void actionPerformed(ActionEvent evt) {
            try {
                if (undo.canRedo()) {
                    undo.redo();
                }
            } catch (CannotRedoException e) {
            }
        }
    });
    // Bind the redo action to ctl-Y 
    text.getInputMap().put(KeyStroke.getKeyStroke("control Y"), "Redo");
}

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From source file:Main.java

@SuppressWarnings("serial")
public static void installUndoManager(JTextComponent textComponent, final UndoManager undoManager) {

    Document doc = textComponent.getDocument();
    doc.addUndoableEditListener(new UndoableEditListener() {
        public void undoableEditHappened(UndoableEditEvent e) {
            undoManager.addEdit(e.getEdit());
        }//from  www . j  av a  2 s .  c o m
    });

    ActionMap am = textComponent.getActionMap();
    InputMap im = textComponent.getInputMap();
    am.put("undo", new AbstractAction("undo") {
        @Override
        public void actionPerformed(ActionEvent e) {
            undoManager.undo();
        }

        @Override
        public boolean isEnabled() {
            return undoManager.canUndo();
        }
    });
    im.put(KeyStroke.getKeyStroke(KeyEvent.VK_Z, getMenuShortcutKeyMask()), "undo");

    am.put("redo", new AbstractAction("redo") {
        @Override
        public void actionPerformed(ActionEvent e) {
            undoManager.redo();
        }

        @Override
        public boolean isEnabled() {
            return undoManager.canRedo();
        }
    });
    im.put(KeyStroke.getKeyStroke(KeyEvent.VK_Y, getMenuShortcutKeyMask()), "redo");
}

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From source file:UndoableTextArea.java

public void undoableEditHappened(UndoableEditEvent e) {
    m_undoManager.addEdit(e.getEdit());
}

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From source file:UndoRedoTextArea.java

public UndoRedoTextArea() {
    super("Undo/Redo Demo");

    undoButton.setEnabled(false);// ww w.  j a va2  s.co  m
    redoButton.setEnabled(false);

    JPanel buttonPanel = new JPanel(new GridLayout());
    buttonPanel.add(undoButton);
    buttonPanel.add(redoButton);

    JScrollPane scroller = new JScrollPane(textArea);

    getContentPane().add(buttonPanel, BorderLayout.NORTH);
    getContentPane().add(scroller, BorderLayout.CENTER);

    textArea.getDocument().addUndoableEditListener(new UndoableEditListener() {
        public void undoableEditHappened(UndoableEditEvent e) {
            undoManager.addEdit(e.getEdit());
            updateButtons();
        }
    });

    undoButton.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            try {
                undoManager.undo();
            } catch (CannotRedoException cre) {
                cre.printStackTrace();
            }
            updateButtons();
        }
    });

    redoButton.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            try {
                undoManager.redo();
            } catch (CannotRedoException cre) {
                cre.printStackTrace();
            }
            updateButtons();
        }
    });

    setSize(400, 300);
    setVisible(true);
}

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From source file:Main.java

public Main() {
    super("Undo/Redo Demo");

    undoButton.setEnabled(false);/* w w  w .j a v a  2s . co m*/
    redoButton.setEnabled(false);

    JPanel buttonPanel = new JPanel(new GridLayout());
    buttonPanel.add(undoButton);
    buttonPanel.add(redoButton);

    JScrollPane scroller = new JScrollPane(textArea);

    getContentPane().add(buttonPanel, BorderLayout.NORTH);
    getContentPane().add(scroller, BorderLayout.CENTER);

    textArea.getDocument().addUndoableEditListener(new UndoableEditListener() {
        public void undoableEditHappened(UndoableEditEvent e) {
            undoManager.addEdit(e.getEdit());
            updateButtons();
        }
    });

    undoButton.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            try {
                undoManager.undo();
            } catch (CannotRedoException cre) {
                cre.printStackTrace();
            }
            updateButtons();
        }
    });

    redoButton.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            try {
                undoManager.redo();
            } catch (CannotRedoException cre) {
                cre.printStackTrace();
            }
            updateButtons();
        }
    });

    setSize(400, 300);
    setVisible(true);
}

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