001: /*BEGIN_COPYRIGHT_BLOCK
002: *
003: * Copyright (c) 2001-2007, JavaPLT group at Rice University (javaplt@rice.edu)
004: * All rights reserved.
005: *
006: * Redistribution and use in source and binary forms, with or without
007: * modification, are permitted provided that the following conditions are met:
008: * * Redistributions of source code must retain the above copyright
009: * notice, this list of conditions and the following disclaimer.
010: * * Redistributions in binary form must reproduce the above copyright
011: * notice, this list of conditions and the following disclaimer in the
012: * documentation and/or other materials provided with the distribution.
013: * * Neither the names of DrJava, the JavaPLT group, Rice University, nor the
014: * names of its contributors may be used to endorse or promote products
015: * derived from this software without specific prior written permission.
016: *
017: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
018: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
019: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
020: * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
021: * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
022: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
023: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
024: * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
025: * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
026: * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
027: * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
028: *
029: * This software is Open Source Initiative approved Open Source Software.
030: * Open Source Initative Approved is a trademark of the Open Source Initiative.
031: *
032: * This file is part of DrJava. Download the current version of this project
033: * from http://www.drjava.org/ or http://sourceforge.net/projects/drjava/
034: *
035: * END_COPYRIGHT_BLOCK*/
036:
037: package edu.rice.cs.drjava.ui.config;
038:
039: import javax.swing.*;
040: import javax.swing.event.*;
041: import edu.rice.cs.drjava.config.*;
042: import edu.rice.cs.drjava.*;
043: import java.awt.*;
044:
045: /** Graphical form of a StringOption.
046: * @version $Id: StringOptionComponent.java 4255 2007-08-28 19:17:37Z mgricken $
047: */
048: public class StringOptionComponent extends OptionComponent<String> {
049: private JTextField _jtf;
050:
051: public StringOptionComponent(StringOption opt, String text,
052: Frame parent) {
053: super (opt, text, parent);
054: _jtf = new JTextField();
055: _jtf.setText(_option.format(DrJava.getConfig().getSetting(
056: _option)));
057: _jtf.getDocument().addDocumentListener(new DocumentListener() {
058: public void insertUpdate(DocumentEvent e) {
059: notifyChangeListeners();
060: }
061:
062: public void removeUpdate(DocumentEvent e) {
063: notifyChangeListeners();
064: }
065:
066: public void changedUpdate(DocumentEvent e) {
067: notifyChangeListeners();
068: }
069: });
070: }
071:
072: /** Constructor that allows for a tooltip description. */
073: public StringOptionComponent(StringOption opt, String text,
074: Frame parent, String description) {
075: this (opt, text, parent);
076: setDescription(description);
077: }
078:
079: /** Sets the tooltip description text for this option.
080: * @param description the tooltip text
081: */
082: public void setDescription(String description) {
083: _jtf.setToolTipText(description);
084: _label.setToolTipText(description);
085: }
086:
087: /** Updates the config object with the new setting.
088: * @return true if the new value is set successfully
089: */
090: public boolean updateConfig() {
091: String oldValue = DrJava.getConfig().getSetting(_option);
092: String newValue = _option.parse(_jtf.getText().trim());
093:
094: if (!oldValue.equals(newValue)) {
095: DrJava.getConfig().setSetting(_option, newValue);
096: }
097: return true;
098: }
099:
100: /** Displays the given value. */
101: public void setValue(String value) {
102: _jtf.setText(value);
103: }
104:
105: /**
106: * Return's this OptionComponent's configurable component.
107: */
108: public JComponent getComponent() {
109: return _jtf;
110: }
111: }
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