Java Code Examples for java.awt.event.KeyEvent#VK_SCROLL_LOCK

@Override
public boolean getLockingKeyState(int key) {
    if (! (key == KeyEvent.VK_CAPS_LOCK || key == KeyEvent.VK_NUM_LOCK ||
           key == KeyEvent.VK_SCROLL_LOCK || key == KeyEvent.VK_KANA_LOCK)) {
        throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState");
    }
    awtLock();
    try {
        return getModifierState( key );
    } finally {
        awtUnlock();
    }
}
 

@Override
public boolean getLockingKeyState(int key) {
    if (! (key == KeyEvent.VK_CAPS_LOCK || key == KeyEvent.VK_NUM_LOCK ||
           key == KeyEvent.VK_SCROLL_LOCK || key == KeyEvent.VK_KANA_LOCK)) {
        throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState");
    }
    awtLock();
    try {
        return getModifierState( key );
    } finally {
        awtUnlock();
    }
}
 

@Override
public void setLockingKeyState(int key, boolean on) {
    if (! (key == KeyEvent.VK_CAPS_LOCK || key == KeyEvent.VK_NUM_LOCK ||
           key == KeyEvent.VK_SCROLL_LOCK || key == KeyEvent.VK_KANA_LOCK)) {
        throw new IllegalArgumentException("invalid key for Toolkit.setLockingKeyState");
    }
    setLockingKeyStateNative(key, on);
}
 

@Override
public boolean getLockingKeyState(int key) {
    if (! (key == KeyEvent.VK_CAPS_LOCK || key == KeyEvent.VK_NUM_LOCK ||
           key == KeyEvent.VK_SCROLL_LOCK || key == KeyEvent.VK_KANA_LOCK)) {
        throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState");
    }
    return getLockingKeyStateNative(key);
}
 

@Override
public boolean getLockingKeyState(int key) {
    if (! (key == KeyEvent.VK_CAPS_LOCK || key == KeyEvent.VK_NUM_LOCK ||
           key == KeyEvent.VK_SCROLL_LOCK || key == KeyEvent.VK_KANA_LOCK)) {
        throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState");
    }
    return getLockingKeyStateNative(key);
}
 

@Override
public boolean getLockingKeyState(int key) {
    if (! (key == KeyEvent.VK_CAPS_LOCK || key == KeyEvent.VK_NUM_LOCK ||
           key == KeyEvent.VK_SCROLL_LOCK || key == KeyEvent.VK_KANA_LOCK)) {
        throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState");
    }
    return getLockingKeyStateNative(key);
}
 

@Override
public boolean getLockingKeyState(int keyCode) throws UnsupportedOperationException {
    switch (keyCode) {
        case KeyEvent.VK_NUM_LOCK:
        case KeyEvent.VK_SCROLL_LOCK:
        case KeyEvent.VK_KANA_LOCK:
            throw new UnsupportedOperationException("Toolkit.getLockingKeyState");

        case KeyEvent.VK_CAPS_LOCK:
            return isCapsLockOn();

        default:
            throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState");
    }
}
 

public boolean getLockingKeyState(int keyCode) throws UnsupportedOperationException {
    switch (keyCode) {
        case KeyEvent.VK_NUM_LOCK:
        case KeyEvent.VK_SCROLL_LOCK:
        case KeyEvent.VK_KANA_LOCK:
            throw new UnsupportedOperationException("Toolkit.getLockingKeyState");

        case KeyEvent.VK_CAPS_LOCK:
            return isCapsLockOn();

        default:
            throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState");
    }
}
 

@Override
public boolean getLockingKeyState(int keyCode) throws UnsupportedOperationException {
    switch (keyCode) {
        case KeyEvent.VK_NUM_LOCK:
        case KeyEvent.VK_SCROLL_LOCK:
        case KeyEvent.VK_KANA_LOCK:
            throw new UnsupportedOperationException("Toolkit.getLockingKeyState");

        case KeyEvent.VK_CAPS_LOCK:
            return isCapsLockOn();

        default:
            throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState");
    }
}
 

@Override
public void setLockingKeyState(int key, boolean on) {
    if (! (key == KeyEvent.VK_CAPS_LOCK || key == KeyEvent.VK_NUM_LOCK ||
           key == KeyEvent.VK_SCROLL_LOCK || key == KeyEvent.VK_KANA_LOCK)) {
        throw new IllegalArgumentException("invalid key for Toolkit.setLockingKeyState");
    }
    setLockingKeyStateNative(key, on);
}
 

@Override
public boolean getLockingKeyState(int keyCode) throws UnsupportedOperationException {
    switch (keyCode) {
        case KeyEvent.VK_NUM_LOCK:
        case KeyEvent.VK_SCROLL_LOCK:
        case KeyEvent.VK_KANA_LOCK:
            throw new UnsupportedOperationException("Toolkit.getLockingKeyState");

        case KeyEvent.VK_CAPS_LOCK:
            return isCapsLockOn();

        default:
            throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState");
    }
}
 

@Override
public boolean getLockingKeyState(int keyCode) throws UnsupportedOperationException {
    switch (keyCode) {
        case KeyEvent.VK_NUM_LOCK:
        case KeyEvent.VK_SCROLL_LOCK:
        case KeyEvent.VK_KANA_LOCK:
            throw new UnsupportedOperationException("Toolkit.getLockingKeyState");

        case KeyEvent.VK_CAPS_LOCK:
            return isCapsLockOn();

        default:
            throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState");
    }
}
 

@Override
public void setLockingKeyState(int key, boolean on) {
    if (! (key == KeyEvent.VK_CAPS_LOCK || key == KeyEvent.VK_NUM_LOCK ||
           key == KeyEvent.VK_SCROLL_LOCK || key == KeyEvent.VK_KANA_LOCK)) {
        throw new IllegalArgumentException("invalid key for Toolkit.setLockingKeyState");
    }
    setLockingKeyStateNative(key, on);
}
 

public boolean getLockingKeyState(int key) {
    if (! (key == KeyEvent.VK_CAPS_LOCK || key == KeyEvent.VK_NUM_LOCK ||
           key == KeyEvent.VK_SCROLL_LOCK || key == KeyEvent.VK_KANA_LOCK)) {
        throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState");
    }
    return getLockingKeyStateNative(key);
}
 

@Override
public boolean getLockingKeyState(int keyCode) throws UnsupportedOperationException {
    switch (keyCode) {
        case KeyEvent.VK_NUM_LOCK:
        case KeyEvent.VK_SCROLL_LOCK:
        case KeyEvent.VK_KANA_LOCK:
            throw new UnsupportedOperationException("Toolkit.getLockingKeyState");

        case KeyEvent.VK_CAPS_LOCK:
            return isCapsLockOn();

        default:
            throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState");
    }
}
 

@Override
public boolean getLockingKeyState(int key) {
    if (! (key == KeyEvent.VK_CAPS_LOCK || key == KeyEvent.VK_NUM_LOCK ||
           key == KeyEvent.VK_SCROLL_LOCK || key == KeyEvent.VK_KANA_LOCK)) {
        throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState");
    }
    awtLock();
    try {
        return getModifierState( key );
    } finally {
        awtUnlock();
    }
}
 

@Override
public void setLockingKeyState(int key, boolean on) {
    if (! (key == KeyEvent.VK_CAPS_LOCK || key == KeyEvent.VK_NUM_LOCK ||
           key == KeyEvent.VK_SCROLL_LOCK || key == KeyEvent.VK_KANA_LOCK)) {
        throw new IllegalArgumentException("invalid key for Toolkit.setLockingKeyState");
    }
    setLockingKeyStateNative(key, on);
}
 

@Override
public boolean getLockingKeyState(int key) {
    if (! (key == KeyEvent.VK_CAPS_LOCK || key == KeyEvent.VK_NUM_LOCK ||
           key == KeyEvent.VK_SCROLL_LOCK || key == KeyEvent.VK_KANA_LOCK)) {
        throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState");
    }
    return getLockingKeyStateNative(key);
}
 

@Override
@SuppressWarnings("Duplicates")
protected synchronized void doHandleKeyPress(KeyEvent e) {
    if (handler == null) return;
    //LOGGER.debug("key pressed: " + e.paramString());

    // Get code of the pressed key.
    // Keypad arrows are translated to regular arrow keys.
    final int keyCode;
    switch (e.getKeyCode()) {
        case KeyEvent.VK_KP_DOWN:
            keyCode = KeyEvent.VK_DOWN;
            break;
        case KeyEvent.VK_KP_LEFT:
            keyCode = KeyEvent.VK_LEFT;
            break;
        case KeyEvent.VK_KP_RIGHT:
            keyCode = KeyEvent.VK_RIGHT;
            break;
        case KeyEvent.VK_KP_UP:
            keyCode = KeyEvent.VK_UP;
            break;
        default:
            keyCode = e.getKeyCode();
            break;
    }

    // Never press undefined key codes.
    if (keyCode == KeyEvent.VK_UNDEFINED) {
        return;
    }

    // Never send caps lock, num lock and scroll lock key.
    if (keyCode == KeyEvent.VK_CAPS_LOCK || keyCode == KeyEvent.VK_NUM_LOCK || keyCode == KeyEvent.VK_SCROLL_LOCK) {
        return;
    }

    // Detect, if a control key was pressed.
    final boolean isControlKey = e.isActionKey() ||
            keyCode == KeyEvent.VK_BACK_SPACE ||
            keyCode == KeyEvent.VK_DELETE ||
            keyCode == KeyEvent.VK_ENTER ||
            keyCode == KeyEvent.VK_SPACE ||
            keyCode == KeyEvent.VK_TAB ||
            keyCode == KeyEvent.VK_ESCAPE ||
            keyCode == KeyEvent.VK_ALT ||
            keyCode == KeyEvent.VK_ALT_GRAPH ||
            keyCode == KeyEvent.VK_CONTROL ||
            keyCode == KeyEvent.VK_SHIFT ||
            keyCode == KeyEvent.VK_META;

    // Press control keys.
    if (isControlKey) {
        //LOGGER.debug("press key \"{}\" ({})", keyCode, KeyEvent.getKeyText(keyCode));
        handler.sendKeyPress(keyCode);
        e.consume();
    }

    // Press other keys, if they are pressed together with a modifier key.
    else if (e.isControlDown() || e.isMetaDown() || windowsKeyDown || (!SystemUtils.IS_OS_MAC && e.isAltDown())) {
        //LOGGER.debug("press key \"{}\" ({})", keyCode, KeyEvent.getKeyText(keyCode));
        handler.sendKeyPress(keyCode);
        if (!pressedKeys.contains(keyCode))
            pressedKeys.add(keyCode);
        e.consume();
    }

    // Remember, that the Windows key was pressed.
    if (keyCode == KeyEvent.VK_WINDOWS) {
        synchronized (Frame.this) {
            windowsKeyDown = true;
        }
    }
}
 

/**
 * Returns whether the given locking key on the keyboard is currently in
 * its "on" state.
 * Valid key codes are
 * {@link java.awt.event.KeyEvent#VK_CAPS_LOCK VK_CAPS_LOCK},
 * {@link java.awt.event.KeyEvent#VK_NUM_LOCK VK_NUM_LOCK},
 * {@link java.awt.event.KeyEvent#VK_SCROLL_LOCK VK_SCROLL_LOCK}, and
 * {@link java.awt.event.KeyEvent#VK_KANA_LOCK VK_KANA_LOCK}.
 *
 * @param  keyCode the key code
 * @return {@code true} if the given key is currently in its "on" state;
 *          otherwise {@code false}
 * @exception java.lang.IllegalArgumentException if {@code keyCode}
 * is not one of the valid key codes
 * @exception java.lang.UnsupportedOperationException if the host system doesn't
 * allow getting the state of this key programmatically, or if the keyboard
 * doesn't have this key
 * @exception HeadlessException if GraphicsEnvironment.isHeadless()
 * returns true
 * @see       java.awt.GraphicsEnvironment#isHeadless
 * @since 1.3
 */
public boolean getLockingKeyState(int keyCode)
    throws UnsupportedOperationException
{
    GraphicsEnvironment.checkHeadless();

    if (! (keyCode == KeyEvent.VK_CAPS_LOCK || keyCode == KeyEvent.VK_NUM_LOCK ||
           keyCode == KeyEvent.VK_SCROLL_LOCK || keyCode == KeyEvent.VK_KANA_LOCK)) {
        throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState");
    }
    throw new UnsupportedOperationException("Toolkit.getLockingKeyState");
}