platform/core-impl/src/com/intellij/pom/tree/events/TreeChangeEvent.java

/*
 * Copyright 2000-2009 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.intellij.pom.tree.events;

import com.intellij.lang.ASTNode;
import com.intellij.pom.event.PomChangeSet;
import org.jetbrains.annotations.NotNull;

/**
 * @author ik
 */
public interface TreeChangeEvent extends PomChangeSet {
  @NotNull
  ASTNode getRootElement();

  @NotNull
  ASTNode[] getChangedElements();

  TreeChange getChangesByElement(@NotNull ASTNode element);

  void addElementaryChange(@NotNull ASTNode child, @NotNull ChangeInfo change);

  void clear();
}