001 // License: GPL. Copyright 2007 by Immanuel Scholz and others
002 package org.openstreetmap.josm.gui;
003
004 import static org.openstreetmap.josm.tools.I18n.tr;
005
006 import java.awt.Component;
007 import java.io.IOException;
008 import java.io.BufferedReader;
009 import java.io.InputStreamReader;
010 import java.io.File;
011 import java.io.FileInputStream;
012 import java.io.FileOutputStream;
013 import java.io.OutputStreamWriter;
014 import java.io.PrintWriter;
015 import java.util.Arrays;
016 import java.util.ArrayList;
017 import java.util.Collection;
018 import java.util.Collections;
019 import java.util.LinkedList;
020 import java.util.regex.Matcher;
021 import java.util.regex.Pattern;
022
023 import javax.swing.DefaultListModel;
024 import javax.swing.ImageIcon;
025 import javax.swing.JLabel;
026 import javax.swing.JList;
027 import javax.swing.JOptionPane;
028 import javax.swing.ListCellRenderer;
029 import javax.swing.UIManager;
030
031 import org.openstreetmap.josm.Main;
032 import org.openstreetmap.josm.data.Bounds;
033 import org.openstreetmap.josm.tools.ImageProvider;
034
035 /**
036 * List class that read and save its content from the bookmark file.
037 * @author imi
038 */
039 public class BookmarkList extends JList {
040
041 /**
042 * Class holding one bookmarkentry.
043 * @author imi
044 */
045 public static class Bookmark implements Comparable<Bookmark> {
046 private String name;
047 private Bounds area;
048
049 public Bookmark(Collection<String> list) throws NumberFormatException, IllegalArgumentException {
050 ArrayList<String> array = new ArrayList<String>(list);
051 if(array.size() < 5)
052 throw new IllegalArgumentException(tr("Wrong number of arguments for bookmark"));
053 name = array.get(0);
054 area = new Bounds(Double.parseDouble(array.get(1)), Double.parseDouble(array.get(2)),
055 Double.parseDouble(array.get(3)), Double.parseDouble(array.get(4)));
056 }
057
058 public Bookmark() {
059 area = null;
060 name = null;
061 }
062
063 public Bookmark(Bounds area) {
064 this.area = area;
065 }
066
067 @Override public String toString() {
068 return name;
069 }
070
071 public int compareTo(Bookmark b) {
072 return name.toLowerCase().compareTo(b.name.toLowerCase());
073 }
074
075 public Bounds getArea() {
076 return area;
077 }
078
079 public String getName() {
080 return name;
081 }
082
083 public void setName(String name) {
084 this.name = name;
085 }
086
087 public void setArea(Bounds area) {
088 this.area = area;
089 }
090 }
091
092 /**
093 * Create a bookmark list as well as the Buttons add and remove.
094 */
095 public BookmarkList() {
096 setModel(new DefaultListModel());
097 load();
098 setVisibleRowCount(7);
099 setCellRenderer(new BookmarkCellRenderer());
100 }
101
102 /**
103 * Loads the bookmarks from file.
104 */
105 public void load() {
106 DefaultListModel model = (DefaultListModel)getModel();
107 model.removeAllElements();
108 Collection<Collection<String>> args = Main.pref.getArray("bookmarks", null);
109 if(args != null) {
110 LinkedList<Bookmark> bookmarks = new LinkedList<Bookmark>();
111 for(Collection<String> entry : args) {
112 try {
113 bookmarks.add(new Bookmark(entry));
114 }
115 catch(Exception e) {
116 System.err.println(tr("Error reading bookmark entry: %s", e.getMessage()));
117 }
118 }
119 Collections.sort(bookmarks);
120 for (Bookmark b : bookmarks) {
121 model.addElement(b);
122 }
123 }
124 else if(!Main.applet) { /* FIXME: remove else clause after spring 2011, but fix windows installer before */
125 File bookmarkFile = new File(Main.pref.getPreferencesDir(),"bookmarks");
126 try {
127 LinkedList<Bookmark> bookmarks = new LinkedList<Bookmark>();
128 if (bookmarkFile.exists()) {
129 System.out.println("Try loading obsolete bookmarks file");
130 BufferedReader in = new BufferedReader(new InputStreamReader(
131 new FileInputStream(bookmarkFile), "utf-8"));
132
133 for (String line = in.readLine(); line != null; line = in.readLine()) {
134 Matcher m = Pattern.compile("^(.+)[,\u001e](-?\\d+.\\d+)[,\u001e](-?\\d+.\\d+)[,\u001e](-?\\d+.\\d+)[,\u001e](-?\\d+.\\d+)$").matcher(line);
135 if (!m.matches() || m.groupCount() != 5) {
136 System.err.println(tr("Error: Unexpected line ''{0}'' in bookmark file ''{1}''",line, bookmarkFile.toString()));
137 continue;
138 }
139 Bookmark b = new Bookmark();
140 b.setName(m.group(1));
141 double[] values= new double[4];
142 for (int i = 0; i < 4; ++i) {
143 try {
144 values[i] = Double.parseDouble(m.group(i+2));
145 } catch(NumberFormatException e) {
146 System.err.println(tr("Error: Illegal double value ''{0}'' on line ''{1}'' in bookmark file ''{2}''",m.group(i+2),line, bookmarkFile.toString()));
147 continue;
148 }
149 }
150 b.setArea(new Bounds(values));
151 bookmarks.add(b);
152 }
153 in.close();
154 Collections.sort(bookmarks);
155 for (Bookmark b : bookmarks) {
156 model.addElement(b);
157 }
158 save();
159 System.out.println("Removing obsolete bookmarks file");
160 bookmarkFile.delete();
161 }
162 } catch (IOException e) {
163 e.printStackTrace();
164 JOptionPane.showMessageDialog(
165 Main.parent,
166 tr("<html>Could not read bookmarks from<br>''{0}''<br>Error was: {1}</html>",
167 bookmarkFile.toString(),
168 e.getMessage()
169 ),
170 tr("Error"),
171 JOptionPane.ERROR_MESSAGE
172 );
173 }
174 }
175 }
176
177 /**
178 * Save all bookmarks to the preferences file
179 */
180 public void save() {
181 LinkedList<Collection<String>> coll = new LinkedList<Collection<String>>();
182 for (Object o : ((DefaultListModel)getModel()).toArray()) {
183 String[] array = new String[5];
184 Bookmark b = (Bookmark)o;
185 array[0] = b.getName();
186 Bounds area = b.getArea();
187 array[1] = String.valueOf(area.getMin().lat());
188 array[2] = String.valueOf(area.getMin().lon());
189 array[3] = String.valueOf(area.getMax().lat());
190 array[4] = String.valueOf(area.getMax().lon());
191 coll.add(Arrays.asList(array));
192 }
193 Main.pref.putArray("bookmarks", coll);
194 }
195
196 static class BookmarkCellRenderer extends JLabel implements ListCellRenderer {
197
198 private ImageIcon icon;
199
200 public BookmarkCellRenderer() {
201 setOpaque(true);
202 icon = ImageProvider.get("dialogs", "bookmark");
203 setIcon(icon);
204 }
205
206 protected void renderColor(boolean selected) {
207 if (selected) {
208 setBackground(UIManager.getColor("List.selectionBackground"));
209 setForeground(UIManager.getColor("List.selectionForeground"));
210 } else {
211 setBackground(UIManager.getColor("List.background"));
212 setForeground(UIManager.getColor("List.foreground"));
213 }
214 }
215
216 protected String buildToolTipText(Bookmark b) {
217 Bounds area = b.getArea();
218 StringBuffer sb = new StringBuffer();
219 sb.append("<html>min[latitude,longitude]=<strong>[")
220 .append(area.getMin().lat()).append(",").append(area.getMin().lon()).append("]</strong>")
221 .append("<br>")
222 .append("max[latitude,longitude]=<strong>[")
223 .append(area.getMax().lat()).append(",").append(area.getMax().lon()).append("]</strong>")
224 .append("</html>");
225 return sb.toString();
226
227 }
228 public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected,
229 boolean cellHasFocus) {
230
231 Bookmark b = (Bookmark) value;
232 renderColor(isSelected);
233 setText(b.getName());
234 setToolTipText(buildToolTipText(b));
235 return this;
236 }
237 }
238 }