Package java.util

Examples of java.util.EventListener

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     *
     * @see #getTextListeners
     * @since 1.3
     */
    public <T extends EventListener> T[] getListeners(Class<T> listenerType) {
        EventListener l = null;
        if  (listenerType == TextListener.class) {
            l = textListener;
        } else {
            return super.getListeners(listenerType);
        }
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     *
     * @see #getActionListeners
     * @since 1.3
     */
    public <T extends EventListener> T[] getListeners(Class<T> listenerType) {
        EventListener l = null;
        if  (listenerType == ActionListener.class) {
            l = actionListener;
        }
        return AWTEventMulticaster.getListeners(l, listenerType);
    }
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     * @see #getDragSourceListeners
     * @see #getDragSourceMotionListeners
     * @since 1.4
     */
    public <T extends EventListener> T[] getListeners(Class<T> listenerType) {
        EventListener l = null;
        if (listenerType == DragSourceListener.class) {
            l = listener;
        } else if (listenerType == DragSourceMotionListener.class) {
            l = motionListener;
        }
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     * @param oldl the listener to be removed
     */
    protected EventListener remove(EventListener oldl) {
        if (oldl == a)  return b;
        if (oldl == b)  return a;
        EventListener a2 = removeInternal(a, oldl);
        EventListener b2 = removeInternal(b, oldl);
        if (a2 == a && b2 == b) {
            return this;        // it's not here
        }
        return addInternal(a2, b2);
    }
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     * @return resulting listener
     */
    protected EventListener remove(EventListener oldl) {
        if (oldl == a)  return b;
        if (oldl == b)  return a;
        EventListener a2 = removeInternal(a, oldl);
        EventListener b2 = removeInternal(b, oldl);
        if (a2 == a && b2 == b) {
            return this;        // it's not here
        }
        return addInternal(a2, b2);
    }
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     * @return resulting listener
     */
    protected EventListener remove(EventListener oldl) {
        if (oldl == a)  return b;
        if (oldl == b)  return a;
        EventListener a2 = removeInternal(a, oldl);
        EventListener b2 = removeInternal(b, oldl);
        if (a2 == a && b2 == b) {
            return this;        // it's not here
        }
        return addInternal(a2, b2);
    }
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     *
     * @see #getItemListeners
     * @since 1.3
     */
    public <T extends EventListener> T[] getListeners(Class<T> listenerType) {
        EventListener l = null;
        if  (listenerType == ActionListener.class) {
            l = actionListener;
        } else if  (listenerType == ItemListener.class) {
            l = itemListener;
        } else {
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     *
     * @see #getActionListeners
     * @since 1.3
     */
    public <T extends EventListener> T[] getListeners(Class<T> listenerType) {
        EventListener l = null;
        if  (listenerType == ActionListener.class) {
            l = actionListener;
        } else {
            return super.getListeners(listenerType);
        }
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     *          <code>java.util.EventListener</code>
     *
     * @since 1.3
     */
    public <T extends EventListener> T[] getListeners(Class<T> listenerType) {
        EventListener l = null;
        if  (listenerType == AdjustmentListener.class) {
            l = adjustmentListener;
        } else {
            return super.getListeners(listenerType);
        }
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     * @param oldl the listener to be removed
     */
    protected EventListener remove(EventListener oldl) {
        if (oldl == a)  return b;
        if (oldl == b)  return a;
        EventListener a2 = removeInternal(a, oldl);
        EventListener b2 = removeInternal(b, oldl);
        if (a2 == a && b2 == b) {
            return this;        // it's not here
        }
        return addInternal(a2, b2);
    }
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Related Classes of java.util.EventListener

  • ae.java.awt.AWTEventMulticaster
  • ae.java.awt.Button
  • ae.java.awt.Checkbox
  • ae.java.awt.CheckboxMenuItem
  • ae.java.awt.Component
  • ae.java.awt.Container
  • ae.java.awt.dnd.DnDEventMulticaster
  • ae.java.awt.dnd.DragSource
  • ae.java.awt.List
  • ae.java.awt.MenuItem
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