001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041:
042: package org.netbeans.modules.xml.xam.ui.column;
043:
044: import javax.accessibility.AccessibleContext;
045: import javax.swing.JList;
046: import javax.swing.KeyStroke;
047: import org.openide.explorer.ExplorerManager;
048: import org.openide.explorer.view.ListView;
049:
050: /**
051: * This is a slightly hackish solution to get the ListView to show the
052: * context menu of the root node if the user clicks in the area below
053: * the last list node.
054: *
055: * <p>Note that we ignore the performObjectAt() method since we don't
056: * have a need for that functionality. And it is not possible to override
057: * anyway, due to package-private code.</p>
058: *
059: * @author Nathan Fiedler
060: */
061: public class ColumnListView extends ListView {
062: /** silence compiler warnings */
063: private static final long serialVersionUID = 1L;
064: /** Used to select nodes. */
065: private ExplorerManager explorerManager;
066:
067: /**
068: * Creates a new instance of ColumnListView.
069: */
070: public ColumnListView() {
071: super ();
072: }
073:
074: /**
075: * Creates a new instance of ColumnListView.
076: *
077: * @param em ExplorerManager for selecting nodes.
078: */
079: public ColumnListView(ExplorerManager em) {
080: super ();
081: explorerManager = em;
082: }
083:
084: protected JList createList() {
085: return new ColumnList();
086: }
087:
088: // void createPopup(int xpos, int ypos, boolean context) {
089: // if (explorerManager == null) {
090: // return;
091: // }
092: // if (!isPopupAllowed()) {
093: // return;
094: // }
095: //
096: // if (context) {
097: // // For invisible root node, show its context menu.
098: // // Must set the node selected for this to work.
099: // Node[] nodes = new Node[] { explorerManager.getExploredContext() };
100: // try {
101: // explorerManager.setSelectedNodes(nodes);
102: // } catch (PropertyVetoException pve) {
103: // assert false : pve; // not permitted to be thrown
104: // }
105: // }
106: // Action[] actions = NodeOp.findActions(explorerManager.getSelectedNodes());
107: // JPopupMenu popup = Utilities.actionsToPopup(actions, this);
108: // if (popup != null && popup.getSubElements().length > 0) {
109: // popup.show(list, xpos, ypos);
110: // }
111: // }
112:
113: /**
114: * Specialized JList that tracks the viewport width in order to
115: * prevent horizontal scrolling within the columns view. This works
116: * in concert with the list cell renderer to show the node display
117: * name in truncated form (with ...) and an arrow border.
118: *
119: * @author Nathan Fiedler
120: */
121: private class ColumnList extends JList {
122: /** silence compiler warnings */
123: private static final long serialVersionUID = 1L;
124:
125: ColumnList() {
126: super ();
127:
128: // fix for 83915
129: // copied from ListView.NbList
130: // fix for #18292
131: // default action map for JList defines these shortcuts
132: // but we use our own mechanism for handling them
133: // following lines disable default L&F handling (if it is
134: // defined on Ctrl-c, Ctrl-v and Ctrl-x)
135: getInputMap().put(KeyStroke.getKeyStroke("control C"),
136: "none"); // NOI18N
137: getInputMap().put(KeyStroke.getKeyStroke("control V"),
138: "none"); // NOI18N
139: getInputMap().put(KeyStroke.getKeyStroke("control X"),
140: "none"); // NOI18N
141: }
142:
143: public boolean getScrollableTracksViewportWidth() {
144: // Prevent horizontal scrolling in the column view.
145: return true;
146: }
147:
148: // Accessibility:
149: public AccessibleContext getAccessibleContext() {
150: if (accessibleContext == null) {
151: accessibleContext = new AccessibleColumnList();
152: }
153:
154: return accessibleContext;
155: }
156:
157: private class AccessibleColumnList extends AccessibleJList {
158: /** silence compiler warnings */
159: private static final long serialVersionUID = 1L;
160:
161: AccessibleColumnList() {
162: }
163:
164: public String getAccessibleName() {
165: return ColumnListView.this .getAccessibleContext()
166: .getAccessibleName();
167: }
168:
169: public String getAccessibleDescription() {
170: return ColumnListView.this.getAccessibleContext()
171: .getAccessibleDescription();
172: }
173: }
174: }
175:
176: }
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