/** * Runs each <code>ChangeListener</code>'s <code>stateChanged</code> method. * <!-- @see #setRangeProperties //bad link--> * * @see EventListenerList */ protected void fireStateChanged() { Object[] listeners = listenerList.getListenerList(); for (int i = listeners.length - 2; i >= 0; i -= 2) { if (listeners[i] == ChangeListener.class) { if (changeEvent == null) { changeEvent = new ChangeEvent(this); } ((ChangeListener) listeners[i + 1]).stateChanged(changeEvent); } } }
/** * Adds a <code>ChangeListener</code> to the model. * * @param l the <code>ChangeListener</code> to be added */ public void addChangeListener(ChangeListener l) { listenerList.add(ChangeListener.class, l); }
/** * Returns an array of all the <code>ChangeListener</code>s added to this <code> * DefaultColorSelectionModel</code> with <code>addChangeListener</code>. * * @return all of the <code>ChangeListener</code>s added, or an empty array if no listeners have * been added * @since 1.4 */ public ChangeListener[] getChangeListeners() { return listenerList.getListeners(ChangeListener.class); }
/** * Removes a <code>ChangeListener</code> from the model. * * @param l the <code>ChangeListener</code> to be removed */ public void removeChangeListener(ChangeListener l) { listenerList.remove(ChangeListener.class, l); }