/[classpath]/classpath/javax/swing/undo/StateEdit.java
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revision 1.2 by tromey, Mon Feb 17 01:09:32 2003 UTC revision 1.3 by tromey, Mon Feb 17 01:37:14 2003 UTC
# Line 1  Line 1 
1  /* AbstractTableModel.java --  /* StateEdit.java --
2     Copyright (C) 2002, 2003 Free Software Foundation, Inc.     Copyright (C) 2002, 2003 Free Software Foundation, Inc.
3    
4  This file is part of GNU Classpath.  This file is part of GNU Classpath.
# Line 83  public class StateEdit extends AbstractU Line 83  public class StateEdit extends AbstractU
83    
84    /**    /**
85     * Constructor StateEdit     * Constructor StateEdit
86     * @param value0 TODO     * @param obj Object to edit
87     */     */
88    public StateEdit(StateEditable value0)    public StateEdit(StateEditable obj)
89    {    {
90      // TODO      init(obj, null);
91    }    }
92    
93    /**    /**
94     * Constructor StateEdit     * Constructor StateEdit
95     * @param value0 TODO     * @param obj Object to edit
96     * @param value1 TODO     * @param name Presentation name
97     */     */
98    public StateEdit(StateEditable value0, String value1)    public StateEdit(StateEditable obj, String name)
99    {    {
100      // TODO      init(obj, name);
101    }    }
102    
103    
# Line 106  public class StateEdit extends AbstractU Line 106  public class StateEdit extends AbstractU
106    //-------------------------------------------------------------    //-------------------------------------------------------------
107    
108    /**    /**
109     * init     * Initialize this object.
110     * @param value0 TODO     * @param obj Object to edit
111     * @param value1 TODO     * @param name Presentation name
112     */     */
113    protected void init(StateEditable value0, String value1)    protected void init(StateEditable obj, String name)
114    {    {
115      // TODO      object = obj;
116        undoRedoName = name;
117        preState = new Hashtable();
118        postState = new Hashtable();
119        obj.storeState(preState);
120    }    }
121    
122    /**    /**
123     * end     * Indicate that all edits are finished, and update this object
124       * with final state.
125     */     */
126    public void end()    public void end()
127    {    {
128      // TODO      object.storeState(postState);
129        removeRedundantState();
130    }    }
131    
132    /**    /**
133     * undo     * Undo this edit by applying the initial state to the edited object.
134     */     */
135    public void undo()    public void undo()
136    {    {
137      // TODO      object.restoreState(preState);
138    }    }
139    
140    /**    /**
141     * redo     * Undo this edit by applying the final state to the edited object.
142     */     */
143    public void redo()    public void redo()
144    {    {
145      // TODO      object.restoreState(postState);
146    }    }
147    
148    /**    /**
149     * getPresentationName     * Return the presentation name of this object.
150     * @returns String     * @returns The name, or null if not set
151     */     */
152    public String getPresentationName()    public String getPresentationName()
153    {    {
154      return null; // TODO      return undoRedoName;
155    }    }
156    
157    /**    /**
# Line 153  public class StateEdit extends AbstractU Line 159  public class StateEdit extends AbstractU
159     */     */
160    protected void removeRedundantState()    protected void removeRedundantState()
161    {    {
162      // TODO      Iterator i = preState.keySet().iterator();
163        while (i.hasNext())
164          {
165            Object key = i.next();
166            if (postState.containsKey(key))
167              {
168                if (preState.get(key).equals(postState.get(key)))
169                  {
170                    i.remove();
171                    postState.remove(key);
172                  }
173              }
174          }
175    }    }
176  }  }

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