/* 
    P/P   *  Method: com.dmdirc.addons.ui_swing.components.DMDircUndoableEditListener__static_init
          */
     1  /*
     2   * Copyright (c) 2006-2009 Chris Smith, Shane Mc Cormack, Gregory Holmes
     3   *
     4   * Permission is hereby granted, free of charge, to any person obtaining a copy
     5   * of this software and associated documentation files (the "Software"), to deal
     6   * in the Software without restriction, including without limitation the rights
     7   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     8   * copies of the Software, and to permit persons to whom the Software is
     9   * furnished to do so, subject to the following conditions:
    10   *
    11   * The above copyright notice and this permission notice shall be included in
    12   * all copies or substantial portions of the Software.
    13   *
    14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
    20   * SOFTWARE.
    21   */
    22  
    23  package com.dmdirc.addons.ui_swing.components;
    24  
    25  import javax.swing.event.UndoableEditEvent;
    26  import javax.swing.event.UndoableEditListener;
    27  import javax.swing.undo.UndoManager;
    28  
    29  /**
    30   * Undoable edit listener.
    31   */
    32  public final class DMDircUndoableEditListener implements UndoableEditListener {
    33      
    34      /** Undo manager. */
    35      private final UndoManager undoManager;
    36      
    37      /** 
    38       * Creates a new instance of DMDircUndoableEditListener. 
    39       *
    40       * @param undoManager UndoManager to use for this listener
    41       */
    42      public DMDircUndoableEditListener(final UndoManager undoManager) {
                 /* 
    P/P           *  Method: void com.dmdirc.addons.ui_swing.components.DMDircUndoableEditListener(UndoManager)
                  * 
                  *  Postconditions:
                  *    this.undoManager == undoManager
                  *    init'ed(this.undoManager)
                  */
    43          super();
    44          
    45          this.undoManager = undoManager;
    46      }
    47      
    48      /** {@inheritDoc} */
    49      public void undoableEditHappened(final UndoableEditEvent evt) {
                 /* 
    P/P           *  Method: void undoableEditHappened(UndoableEditEvent)
                  * 
                  *  Preconditions:
                  *    evt != null
                  *    this.undoManager != null
                  */
    50          undoManager.addEdit(evt.getEdit());
    51      }
    52      
    53  }