Mercurial > illumos > onarm

comparison usr/src/cmd/krb5/kadmin/gui/visualrt/sunsoft/jws/visual/rt/shadow/java/awt/ListShadow.java @ 0:c9caec207d52 b86

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Initial porting based on b86
author Koji Uno <koji.uno@sun.com>
date Tue, 02 Jun 2009 18:56:50 +0900
parents
children 1a15d5aaf794
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-1:000000000000 0:c9caec207d52
1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * ident "@(#)ListShadow.java 1.2 05/06/08 SMI"
24 *
25 * Copyright (c) 2000 by Sun Microsystems, Inc.
26 * All rights reserved.
27 */
28
29 /*
30 * Copyright (C) 1996 Active Software, Inc.
31 * All rights reserved.
32 *
33 * @(#) @(#) ListShadow.java 1.32 - last change made 08/12/97
34 */
35
36 package sunsoft.jws.visual.rt.shadow.java.awt;
37
38 import sunsoft.jws.visual.rt.awt.GBConstraints;
39 import java.awt.List;
40 import java.awt.SystemColor;
41 import sunsoft.jws.visual.rt.base.Global;
42
43 /**
44 * Wraps an AWT widget. The attributes available for this
45 * class are listed below. In the type column, type names beginning
46 * with "sunsoft.jws.visual.rt" have been abbreviated to begin with "rt".
47 *
48 * <pre>
49 name type default value
50 -----------------------------------------------------------------------
51 allowMultipleSelections java.lang.Boolean false
52 items [Ljava.lang.String; item1, item2
53 selectedItem java.lang.String null
54 selectedItems [Ljava.lang.String; null
55 visibleRows java.lang.Integer 4
56 * < /pre>
57 *
58 * selectedItem: is the item(amoung the the strings in the "items"
59 * attribute) that is currently showing in the list. This attribute is
60 * not available in the attribute editor, but is instead expected to be
61 * used programmatically to change or check the setting.
62 * < p>
63 * Check the super class for additional attributes.
64 *
65 * @see List
66 * @version 1.32, 08/12/97
67 */
68 public class ListShadow extends ComponentShadow {
69 public ListShadow() {
70 attributes.add(/* NOI18N */"allowMultipleSelections",
71 /* NOI18N */"java.lang.Boolean",
72 Boolean.FALSE, 0);
73 String sa[] = { /* NOI18N */"item1", /* NOI18N */"item2"};
74 attributes.add(/* NOI18N */"items",
75 /* NOI18N */"[Ljava.lang.String;", sa, 0);
76 attributes.add(/* NOI18N */"selectedItem",
77 /* NOI18N */"java.lang.String", null, HIDDEN);
78 attributes.add(/* NOI18N */"selectedItems",
79 /* NOI18N */"[Ljava.lang.String;", null, HIDDEN);
80 attributes.add(/* NOI18N */"visibleRows",
81 /* NOI18N */"java.lang.Integer", new Integer(4),
82 CONSTRUCTOR);
83
84 GBConstraints c = (GBConstraints)get(/* NOI18N */"GBConstraints");
85 c.fill = GBConstraints.BOTH;
86 attributes.add(/* NOI18N */"GBConstraints",
87 /* NOI18N */"sunsoft.jws.visual.rt.awt.GBConstraints",
88 c);
89
90 // This is a work around for JDK color bug. The defaults are
91 // not correctly set
92 if (Global.isWindows()) {
93 attributes.add(/* NOI18N */"background",
94 /* NOI18N */"java.awt.Color",
95 SystemColor.window, DONTFETCH);
96 }
97 if (Global.isMotif()) {
98 attributes.add(/* NOI18N */"background",
99 /* NOI18N */"java.awt.Color",
100 SystemColor.text, DONTFETCH);
101 attributes.add(/* NOI18N */"foreground",
102 /* NOI18N */"java.awt.Color",
103 SystemColor.textText, DONTFETCH);
104 }
105 }
106
107 protected Object getOnBody(String key) {
108 if (key.equals(/* NOI18N */"visibleRows"))
109 return (new Integer(((List) body).getRows()));
110 else if (key.equals(/* NOI18N */"allowMultipleSelections"))
111 return (new Boolean(((List) body).allowsMultipleSelections()));
112 else if (key.equals(/* NOI18N */"items")) {
113 if (((List) body).countItems() == 0)
114 return null;
115 else {
116 int index;
117 String[] listContents = new String[((List)body).countItems()];
118 for (index = 0; index < listContents.length; index++)
119 listContents[index] = ((List)body).getItem(index);
120 return listContents;
121 }
122 } else if (key.equals(/* NOI18N */"selectedItem")) {
123 List list = (List)body;
124 return list.getSelectedItem();
125 } else if (key.equals(/* NOI18N */"selectedItems")) {
126 return ((List)body).getSelectedItems();
127 }
128 else
129 return (super.getOnBody(key));
130 }
131
132 /**
133 * This efficiently makes changes to the List body when the user changes
134 * items in it. it updates the List body from the new data.
135 */
136 private void equalizeLists(Object value) {
137 String[] newList = ((String[]) (value));
138
139 int newListIndex = 0, oldListIndex = 0;
140 int dummyIndex;
141
142 // If the user deleted all of the entries, the newList would be null
143 if (newList == null) {
144 if (((List) body).countItems() > 0) {
145 ((List) body).delItems(0, ((List)body).countItems()-1);
146 }
147 } else {
148 while (newListIndex < newList.length &&
149 oldListIndex < ((List) body).countItems())
150 {
151 String curOldItem = ((List) (body)).getItem(oldListIndex);
152
153 if (newList[newListIndex].equals(curOldItem)) {
154 newListIndex++;
155 oldListIndex++;
156 } else {
157 for (dummyIndex = newListIndex;
158 dummyIndex < newList.length; dummyIndex++) {
159 if (curOldItem.equals(newList[dummyIndex])) {
160 ((List) body).delItem(oldListIndex);
161 break;
162 }
163 }
164 ((List) body).addItem(newList[newListIndex],
165 oldListIndex);
166 newListIndex++;
167 oldListIndex++;
168 }
169 }
170
171 if (oldListIndex < ((List) body).countItems()) {
172 ((List) body).delItems(oldListIndex,
173 ((List)body).countItems()-1);
174 }
175
176 while (newListIndex < newList.length) {
177 ((List) body).addItem(newList[newListIndex]);
178 newListIndex++;
179 }
180 }
181 }
182
183 protected void setOnBody(String key, Object value) {
184 if (key.equals(/* NOI18N */"allowMultipleSelections"))
185 /* JSTYLED */
186 ((List) body).setMultipleSelections(((Boolean)value).booleanValue());
187 else if (key.equals(/* NOI18N */"items"))
188 equalizeLists(value);
189 else if (key.equals(/* NOI18N */"visibleRows"))
190 return; // this must be set in constructor
191 else if (key.equals(/* NOI18N */"selectedItem")) {
192 List list = (List)body;
193 if (list.allowsMultipleSelections())
194 unselectAll(list);
195 select((List)body, (String)value);
196 } else if (key.equals(/* NOI18N */"selectedItems")) {
197 List list = (List)body;
198 String items[] = (String[])value;
199 if (list.allowsMultipleSelections()) {
200 unselectAll(list);
201 if (items != null) {
202 for (int i = 0; i < items.length; i++)
203 select(list, items[i]);
204 }
205 } else {
206 if (items != null && items.length != 0)
207 select(list, items[0]);
208 else
209 select(list, null);
210 }
211 }
212 else
213 super.setOnBody(key, value);
214 }
215
216 private void select(List list, String s) {
217 if (s == null) {
218 int index = list.getSelectedIndex();
219 if (index != -1)
220 list.deselect(index);
221 return;
222 }
223
224 int num = list.countItems();
225 for (int i = 0; i < num; i++) {
226 if (s.equals(list.getItem(i))) {
227 list.select(i);
228 break;
229 }
230 }
231 }
232
233 private void unselectAll(List list) {
234 int indexes[] = list.getSelectedIndexes();
235 if (indexes != null) {
236 for (int i = 0; i < indexes.length; i++)
237 list.deselect(indexes[i]);
238 }
239 }
240
241 public void createBody() {
242 /* JSTYLED */
243 body = new List(((Integer) getFromTable(/* NOI18N */"visibleRows")).intValue(),
244 /* JSTYLED */
245 ((Boolean) getFromTable(/* NOI18N */"allowMultipleSelections")).booleanValue());
246 }
247 }