documentmanipulator.java

Java 3D Desktop Environment旨在使用Java 3D来创建一个3D桌面环境。功能包括：分布式的应用程序

/*
 * Copyright (c) 2000, Niklas Mehner 
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions 
 * are met:
 * 
 *   - Redistributions of source code must retain the above copyright 
 *     notice, this list of conditions and the following disclaimer.
 * 
 *   - Redistributions in binary form must reproduce the above copyright 
 *     notice, this list of conditions and the following disclaimer in 
 *     the documentation and/or other materials provided with the 
 *     distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR 
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
 */ 
package org.j3de.action;

/** 
  * This interface has to be implemented by every component, that wants to
  * receive DocumentManipulationActions.
  *
  * @author Niklas Mehner
  * @version $Revision: 1.2 $, $Date: 2000/09/06 22:39:48 $
  * @since  j3de 1.0
  */
public interface DocumentManipulator extends ActionListener {
  
  /** 
   * Inserts text at the current cursor Position 
   * @param text the text to be inserted.
   */
  public void insertText(String text);
  
  /** 
   * Deletes abs(num) chars at the current cursor position. if (num > 0)
   * the chars are deleted at the right side, if (num < 0) at the left side.
   * @param num the number of chars to be deleted.
   */
  public void deleteChars(int num);     
  
  /** 
   * Moves the cursor position in the specified direction. 
   * @param rows the number of rows the cursor is to be moved.
   * @param cols the number of columns the cursor is to be moved.
   */
  public void moveCursor(int rows, int cols);
}