lang-api/src/com/intellij/psi/PsiTreeChangeAdapter.java

   1 /*
   2  * Copyright 2000-2007 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.psi;
  17
  18 /**
  19  * Default empty implementation of {@link PsiTreeChangeListener}.
  20  */
  21 public abstract class PsiTreeChangeAdapter implements PsiTreeChangeListener {
  22   public void beforeChildAddition(PsiTreeChangeEvent event) {
  23   }
  24
  25   public void beforeChildRemoval(PsiTreeChangeEvent event) {
  26   }
  27
  28   public void beforeChildReplacement(PsiTreeChangeEvent event) {
  29   }
  30
  31   public void beforeChildMovement(PsiTreeChangeEvent event) {
  32   }
  33
  34   public void beforeChildrenChange(PsiTreeChangeEvent event) {
  35   }
  36
  37   public void beforePropertyChange(PsiTreeChangeEvent event) {
  38   }
  39
  40   public void childAdded(PsiTreeChangeEvent event) {
  41   }
  42
  43   public void childRemoved(PsiTreeChangeEvent event) {
  44   }
  45
  46   public void childReplaced(PsiTreeChangeEvent event) {
  47   }
  48
  49   public void childMoved(PsiTreeChangeEvent event) {
  50   }
  51
  52   public void childrenChanged(PsiTreeChangeEvent event) {
  53   }
  54
  55   public void propertyChanged(PsiTreeChangeEvent event) {
  56   }
  57 }