Example usage for javax.swing.text JTextComponent getKeymap

Introduction

In this page you can find the example usage for javax.swing.text JTextComponent getKeymap.

Prototype

public static Keymap getKeymap(String nm) 

Source Link

Document

Fetches a named keymap previously added to the document.

Usage

From source file:Main.java

/**
 * initialize keystroke bindings/*from ww w  .ja va 2 s .  c o m*/
 */
public final static void InitializeKeyStrokeBindings() {
    String selectAllAction = DefaultEditorKit.selectAllAction;
    String cutAction = DefaultEditorKit.cutAction;
    String copyAction = DefaultEditorKit.copyAction;
    String pasteAction = DefaultEditorKit.pasteAction;

    int mask = Toolkit.getDefaultToolkit().getMenuShortcutKeyMask();

    JTextComponent.KeyBinding ctrlA = new JTextComponent.KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_A, mask),
            selectAllAction);
    JTextComponent.KeyBinding ctrlX = new JTextComponent.KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_X, mask),
            cutAction);
    JTextComponent.KeyBinding ctrlC = new JTextComponent.KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_C, mask),
            copyAction);
    JTextComponent.KeyBinding ctrlV = new JTextComponent.KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_V, mask),
            pasteAction);

    JTextComponent.KeyBinding[] extraBindings = new JTextComponent.KeyBinding[] { ctrlA, ctrlX, ctrlC, ctrlV };

    Keymap defaultKeyMap = JTextComponent.getKeymap(JTextComponent.DEFAULT_KEYMAP);

    JTextComponent dummy = new JTextField();
    JTextComponent.loadKeymap(defaultKeyMap, extraBindings, dummy.getActions());
}

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From source file:net.sf.jabref.gui.keyboard.EmacsKeyBindings.java

private static void createBackup() {
    Keymap oldBackup = JTextComponent.getKeymap(EmacsKeyBindings.JTCS[0].getClass().getName());
    if (oldBackup != null) {
        // if there is already a backup, do not create a new backup
        return;/*  w  w  w. j  a v a  2s  .c om*/
    }

    for (JTextComponent jtc : EmacsKeyBindings.JTCS) {
        Keymap orig = jtc.getKeymap();
        Keymap backup = JTextComponent.addKeymap(jtc.getClass().getName(), null);
        Action[] bound = orig.getBoundActions();
        for (Action aBound : bound) {
            KeyStroke[] strokes = orig.getKeyStrokesForAction(aBound);
            for (KeyStroke stroke : strokes) {
                backup.addActionForKeyStroke(stroke, aBound);
            }
        }
        backup.setDefaultAction(orig.getDefaultAction());
    }
}

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From source file:net.sf.jabref.gui.keyboard.EmacsKeyBindings.java

/**
 * Restores the original keybindings for the concrete subclasses of
 * {@link JTextComponent}.// w w  w  .  j a v  a2 s  .c  om
 *
 */
public static void unload() {
    for (int i = 0; i < EmacsKeyBindings.JTCS.length; i++) {
        Keymap backup = JTextComponent.getKeymap(EmacsKeyBindings.JTCS[i].getClass().getName());

        if (backup != null) {
            Keymap current = EmacsKeyBindings.JTCS[i].getKeymap();
            current.removeBindings();

            Action[] bound = backup.getBoundActions();
            for (Action aBound : bound) {
                KeyStroke[] strokes = backup.getKeyStrokesForAction(bound[i]);
                for (KeyStroke stroke : strokes) {
                    current.addActionForKeyStroke(stroke, aBound);
                }
            }
            current.setDefaultAction(backup.getDefaultAction());
        }
    }
}

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