plugins/ui-designer/src/com/intellij/uiDesigner/HierarchyChangeListener.java

   1 /*
   2  * Copyright 2000-2009 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package com.intellij.uiDesigner;
  17
  18 import java.util.EventListener;
  19
  20 /**
  21  * @author Anton Katilin
  22  * @author Vladimir Kondratyev
  23  */
  24 public interface HierarchyChangeListener extends EventListener{
  25   /**
  26    * This event is fired each time when the something was changes inside component tree.
  27    * For example root container changes, or some undoable action has beed performed, etc.
  28    */
  29   void hierarchyChanged();
  30 }