setup Tab Traversal Keys - Java Swing

Java examples for Swing:JTabbedPane

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Description

setup Tab Traversal Keys

Demo Code


//package com.java2s;
import java.awt.AWTKeyStroke;
import java.awt.KeyboardFocusManager;
import java.util.HashSet;
import java.util.Set;
import javax.swing.InputMap;
import javax.swing.JComponent;
import javax.swing.JTabbedPane;
import javax.swing.KeyStroke;

public class Main {
    /**//  w  w  w . ja  va2  s .com
     * @param tabbedPane
     */
    public static void setupTabTraversalKeys(JTabbedPane tabbedPane) {
        KeyStroke ctrlTab = KeyStroke.getKeyStroke("ctrl TAB");
        KeyStroke ctrlShiftTab = KeyStroke.getKeyStroke("ctrl shift TAB");

        // Remove ctrl-tab from normal focus traversal
        Set<AWTKeyStroke> forwardKeys = new HashSet<AWTKeyStroke>(
                tabbedPane
                        .getFocusTraversalKeys(KeyboardFocusManager.FORWARD_TRAVERSAL_KEYS));
        forwardKeys.remove(ctrlTab);
        tabbedPane.setFocusTraversalKeys(
                KeyboardFocusManager.FORWARD_TRAVERSAL_KEYS, forwardKeys);

        // Remove ctrl-shift-tab from normal focus traversal
        Set<AWTKeyStroke> backwardKeys = new HashSet<AWTKeyStroke>(
                tabbedPane
                        .getFocusTraversalKeys(KeyboardFocusManager.BACKWARD_TRAVERSAL_KEYS));
        backwardKeys.remove(ctrlShiftTab);
        tabbedPane.setFocusTraversalKeys(
                KeyboardFocusManager.BACKWARD_TRAVERSAL_KEYS, backwardKeys);

        // Add keys to the tab's input map
        InputMap inputMap = tabbedPane
                .getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT);
        inputMap.put(ctrlTab, "navigateNext");
        inputMap.put(ctrlShiftTab, "navigatePrevious");
    }
}

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