ImageCombo.java 文件源码

/**
 * Adds the listener to the collection of listeners who will be notified
 * when the receiver's text is modified, by sending it one of the messages
 * defined in the <code>ModifyListener</code> interface.
 * 
 * @param listener
 *            the listener which should be notified
 * 
 * @exception IllegalArgumentException
 *                <ul>
 *                <li>ERROR_NULL_ARGUMENT - if the listener is null</li>
 *                </ul>
 * @exception SWTException
 *                <ul>
 *                <li>ERROR_WIDGET_DISPOSED - if the receiver has been
 *                disposed</li>
 *                <li>ERROR_THREAD_INVALID_ACCESS - if not called from the
 *                thread that created the receiver</li>
 *                </ul>
 * 
 * @see ModifyListener
 * @see #removeModifyListener
 */
public void addModifyListener(ModifyListener listener) {
    checkWidget();
    if (listener == null)
        SWT.error(SWT.ERROR_NULL_ARGUMENT);
    TypedListener typedListener = new TypedListener(listener);
    addListener(SWT.Modify, typedListener);
}