/*
* 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.openapi.editor.event;
import java.util.EventListener;
/**
* Allows to receive notifications about changes in edited documents.
*
* @see com.intellij.openapi.editor.Document#addDocumentListener(DocumentListener)
* @see EditorEventMulticaster#addDocumentListener(DocumentListener)
*/
@SuppressWarnings("JavadocReference")
public interface DocumentListener extends EventListener{
DocumentListener[] EMPTY_ARRAY = new DocumentListener[0];
/**
* Called before the text of the document is changed.
*
* @param event the event containing the information about the change.
*/
void beforeDocumentChange(DocumentEvent event);
/**
* Called after the text of the document has been changed.
*
* @param event the event containing the information about the change.
*/
void documentChanged(DocumentEvent event);
}