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 1997-2006 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.spring.beans.completion;
043:
044: import javax.swing.text.Document;
045: import javax.swing.text.JTextComponent;
046: import org.netbeans.modules.spring.beans.completion.CompletionContext.CompletionType;
047: import org.netbeans.spi.editor.completion.CompletionProvider;
048: import org.netbeans.spi.editor.completion.CompletionResultSet;
049: import org.netbeans.spi.editor.completion.CompletionTask;
050: import org.netbeans.spi.editor.completion.support.AsyncCompletionQuery;
051: import org.netbeans.spi.editor.completion.support.AsyncCompletionTask;
052:
053: /**
054: *
055: * @author Rohan Ranade (Rohan.Ranade@Sun.COM)
056: */
057: public class SpringXMLConfigCompletionProvider implements
058: CompletionProvider {
059:
060: public CompletionTask createTask(int queryType,
061: JTextComponent component) {
062: if ((queryType & COMPLETION_QUERY_TYPE) == COMPLETION_QUERY_TYPE) {
063: return new AsyncCompletionTask(
064: new SpringXMLConfigCompletionQuery(queryType,
065: component.getSelectionStart()), component);
066: }
067:
068: return null;
069: }
070:
071: public int getAutoQueryTypes(JTextComponent component,
072: String typedText) {
073: return 0; // XXX: Return something more specific
074: }
075:
076: /**
077: * XXX: To take care of filter() and canFilter() methods to shortcircuit calls to query
078: * every time user types a key with completion open
079: */
080: private static class SpringXMLConfigCompletionQuery extends
081: AsyncCompletionQuery {
082:
083: private int queryType;
084: private int caretOffset;
085: private JTextComponent component;
086:
087: public SpringXMLConfigCompletionQuery(int queryType,
088: int caretOffset) {
089: this .queryType = queryType;
090: this .caretOffset = caretOffset;
091: }
092:
093: @Override
094: protected void preQueryUpdate(JTextComponent component) {
095: //XXX: look for invalidation conditions
096: this .component = component;
097: }
098:
099: @Override
100: protected void prepareQuery(JTextComponent component) {
101: this .component = component;
102: }
103:
104: @Override
105: protected void query(CompletionResultSet resultSet,
106: Document doc, int caretOffset) {
107: this .caretOffset = caretOffset;
108:
109: CompletionContext context = new CompletionContext(doc,
110: caretOffset);
111: if (context.getCompletionType() == CompletionType.NONE) {
112: resultSet.finish();
113: return;
114: }
115:
116: switch (context.getCompletionType()) {
117: case ATTRIBUTE_VALUE:
118: CompletionManager.getDefault().completeAttributeValues(
119: resultSet, context);
120: break;
121: case ATTRIBUTE:
122: CompletionManager.getDefault().completeAttributes(
123: resultSet, context);
124: break;
125: case TAG:
126: CompletionManager.getDefault().completeElements(
127: resultSet, context);
128: break;
129: }
130:
131: resultSet.finish();
132: }
133: }
134: }
|