Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/ui/treetable/AbstractTreeTableModel.java @ 1913:3b2dea75431e
6984311: JSR 292 needs optional bootstrap method parameters
Summary: Allow CONSTANT_InvokeDynamic nodes to have any number of extra operands.
Reviewed-by: twisti
author | jrose |
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date | Sat, 30 Oct 2010 13:08:23 -0700 |
parents | c18cbe5936b8 |
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rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 2001, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 package sun.jvm.hotspot.ui.treetable; | |
26 | |
27 import javax.swing.tree.*; | |
28 import javax.swing.event.*; | |
29 | |
30 /** | |
31 * An abstract implementation of the TreeTableModel interface, handling the list | |
32 * of listeners. | |
33 * @author Philip Milne | |
34 */ | |
35 | |
36 public abstract class AbstractTreeTableModel implements TreeTableModel { | |
37 protected Object root; | |
38 protected EventListenerList listenerList = new EventListenerList(); | |
39 | |
40 public AbstractTreeTableModel(Object root) { | |
41 this.root = root; | |
42 } | |
43 | |
44 // | |
45 // Default implmentations for methods in the TreeModel interface. | |
46 // | |
47 | |
48 public Object getRoot() { | |
49 return root; | |
50 } | |
51 | |
52 public boolean isLeaf(Object node) { | |
53 return getChildCount(node) == 0; | |
54 } | |
55 | |
56 public void valueForPathChanged(TreePath path, Object newValue) {} | |
57 | |
58 // This is not called in the JTree's default mode: use a naive implementation. | |
59 public int getIndexOfChild(Object parent, Object child) { | |
60 for (int i = 0; i < getChildCount(parent); i++) { | |
61 if (getChild(parent, i).equals(child)) { | |
62 return i; | |
63 } | |
64 } | |
65 return -1; | |
66 } | |
67 | |
68 public void addTreeModelListener(TreeModelListener l) { | |
69 listenerList.add(TreeModelListener.class, l); | |
70 } | |
71 | |
72 public void removeTreeModelListener(TreeModelListener l) { | |
73 listenerList.remove(TreeModelListener.class, l); | |
74 } | |
75 | |
76 /* | |
77 * Notify all listeners that have registered interest for | |
78 * notification on this event type. The event instance | |
79 * is lazily created using the parameters passed into | |
80 * the fire method. | |
81 * @see EventListenerList | |
82 */ | |
83 protected void fireTreeNodesChanged(Object source, Object[] path, | |
84 int[] childIndices, | |
85 Object[] children) { | |
86 // Guaranteed to return a non-null array | |
87 Object[] listeners = listenerList.getListenerList(); | |
88 TreeModelEvent e = null; | |
89 // Process the listeners last to first, notifying | |
90 // those that are interested in this event | |
91 for (int i = listeners.length-2; i>=0; i-=2) { | |
92 if (listeners[i]==TreeModelListener.class) { | |
93 // Lazily create the event: | |
94 if (e == null) | |
95 e = new TreeModelEvent(source, path, | |
96 childIndices, children); | |
97 ((TreeModelListener)listeners[i+1]).treeNodesChanged(e); | |
98 } | |
99 } | |
100 } | |
101 | |
102 /* | |
103 * Notify all listeners that have registered interest for | |
104 * notification on this event type. The event instance | |
105 * is lazily created using the parameters passed into | |
106 * the fire method. | |
107 * @see EventListenerList | |
108 */ | |
109 protected void fireTreeNodesInserted(Object source, Object[] path, | |
110 int[] childIndices, | |
111 Object[] children) { | |
112 // Guaranteed to return a non-null array | |
113 Object[] listeners = listenerList.getListenerList(); | |
114 TreeModelEvent e = null; | |
115 // Process the listeners last to first, notifying | |
116 // those that are interested in this event | |
117 for (int i = listeners.length-2; i>=0; i-=2) { | |
118 if (listeners[i]==TreeModelListener.class) { | |
119 // Lazily create the event: | |
120 if (e == null) | |
121 e = new TreeModelEvent(source, path, | |
122 childIndices, children); | |
123 ((TreeModelListener)listeners[i+1]).treeNodesInserted(e); | |
124 } | |
125 } | |
126 } | |
127 | |
128 /* | |
129 * Notify all listeners that have registered interest for | |
130 * notification on this event type. The event instance | |
131 * is lazily created using the parameters passed into | |
132 * the fire method. | |
133 * @see EventListenerList | |
134 */ | |
135 protected void fireTreeNodesRemoved(Object source, Object[] path, | |
136 int[] childIndices, | |
137 Object[] children) { | |
138 // Guaranteed to return a non-null array | |
139 Object[] listeners = listenerList.getListenerList(); | |
140 TreeModelEvent e = null; | |
141 // Process the listeners last to first, notifying | |
142 // those that are interested in this event | |
143 for (int i = listeners.length-2; i>=0; i-=2) { | |
144 if (listeners[i]==TreeModelListener.class) { | |
145 // Lazily create the event: | |
146 if (e == null) | |
147 e = new TreeModelEvent(source, path, | |
148 childIndices, children); | |
149 ((TreeModelListener)listeners[i+1]).treeNodesRemoved(e); | |
150 } | |
151 } | |
152 } | |
153 | |
154 /* | |
155 * Notify all listeners that have registered interest for | |
156 * notification on this event type. The event instance | |
157 * is lazily created using the parameters passed into | |
158 * the fire method. | |
159 * @see EventListenerList | |
160 */ | |
161 protected void fireTreeStructureChanged(Object source, Object[] path, | |
162 int[] childIndices, | |
163 Object[] children) { | |
164 // Guaranteed to return a non-null array | |
165 Object[] listeners = listenerList.getListenerList(); | |
166 TreeModelEvent e = null; | |
167 // Process the listeners last to first, notifying | |
168 // those that are interested in this event | |
169 for (int i = listeners.length-2; i>=0; i-=2) { | |
170 if (listeners[i]==TreeModelListener.class) { | |
171 // Lazily create the event: | |
172 if (e == null) | |
173 e = new TreeModelEvent(source, path, | |
174 childIndices, children); | |
175 ((TreeModelListener)listeners[i+1]).treeStructureChanged(e); | |
176 } | |
177 } | |
178 } | |
179 | |
180 // | |
181 // Default impelmentations for methods in the TreeTableModel interface. | |
182 // | |
183 | |
184 public Class getColumnClass(int column) { return Object.class; } | |
185 | |
186 /** By default, make the column with the Tree in it the only editable one. | |
187 * Making this column editable causes the JTable to forward mouse | |
188 * and keyboard events in the Tree column to the underlying JTree. | |
189 */ | |
190 public boolean isCellEditable(Object node, int column) { | |
191 return getColumnClass(column) == TreeTableModel.class; | |
192 } | |
193 | |
194 public void setValueAt(Object aValue, Object node, int column) {} | |
195 | |
196 | |
197 // Left to be implemented in the subclass: | |
198 | |
199 /* | |
200 * public Object getChild(Object parent, int index) | |
201 * public int getChildCount(Object parent) | |
202 * public int getColumnCount() | |
203 * public String getColumnName(Object node, int column) | |
204 * public Object getValueAt(Object node, int column) | |
205 */ | |
206 } |