source: josm/trunk/src/org/openstreetmap/josm/gui/download/BookmarkSelection.java@ 2626

Last change on this file since 2626 was 2626, checked in by jttt, 14 years ago

Fixed some of the warnings found by FindBugs
  • Property svn:eol-style set to native
File size: 9.8 KB
Line 
1// License: GPL. Copyright 2007 by Immanuel Scholz and others
2package org.openstreetmap.josm.gui.download;
3
4import static org.openstreetmap.josm.tools.I18n.tr;
5
6import java.awt.GridBagConstraints;
7import java.awt.GridBagLayout;
8import java.awt.Insets;
9import java.awt.event.ActionEvent;
10import java.awt.event.MouseAdapter;
11import java.awt.event.MouseEvent;
12
13import javax.swing.AbstractAction;
14import javax.swing.DefaultListModel;
15import javax.swing.JButton;
16import javax.swing.JOptionPane;
17import javax.swing.JPanel;
18import javax.swing.JScrollPane;
19import javax.swing.SwingUtilities;
20import javax.swing.event.ListSelectionEvent;
21import javax.swing.event.ListSelectionListener;
22
23import org.openstreetmap.josm.Main;
24import org.openstreetmap.josm.data.Bounds;
25import org.openstreetmap.josm.data.Preferences;
26import org.openstreetmap.josm.data.Preferences.Bookmark;
27import org.openstreetmap.josm.data.coor.CoordinateFormat;
28import org.openstreetmap.josm.gui.BookmarkList;
29import org.openstreetmap.josm.gui.JMultilineLabel;
30import org.openstreetmap.josm.tools.ImageProvider;
31
32/**
33 * DownloadAreaSelector which manages a list of "bookmarks", i.e. a list of
34 * name download areas.
35 *
36 */
37public class BookmarkSelection implements DownloadSelection {
38
39 /** the currently selected download area. One can add bookmarks for this
40 * area, if not null
41 */
42 private Bounds currentArea;
43 /** the list of bookmarks */
44 private BookmarkList bookmarks;
45
46 /** the parent download GUI */
47 private DownloadDialog parent;
48
49 /** displays information about the current download area */
50 private JMultilineLabel lblCurrentDownloadArea;
51 /** the add action */
52 private AddAction actAdd;
53
54 /**
55 * Creates the panel with the action buttons on the left
56 *
57 * @return the panel with the action buttons on the left
58 */
59 protected JPanel buildButtonPanel() {
60 JPanel pnl = new JPanel();
61 pnl.setLayout(new GridBagLayout());
62 GridBagConstraints gc = new GridBagConstraints();
63 gc.gridy = 0;
64 RemoveAction removeAction = new RemoveAction();
65 bookmarks.addListSelectionListener(removeAction);
66 pnl.add(new JButton(removeAction), gc);
67
68 gc.gridy = 1;
69 RenameAction renameAction = new RenameAction();
70 bookmarks.addListSelectionListener(renameAction);
71 pnl.add(new JButton(renameAction), gc);
72
73 gc.fill = GridBagConstraints.BOTH;
74 gc.weightx = 1.0;
75 gc.weighty = 1.0;
76 gc.gridy = 3;
77 pnl.add(new JPanel(), gc); // just a filler
78 return pnl;
79 }
80
81 protected JPanel buildDownloadAreaAddPanel() {
82 JPanel pnl = new JPanel();
83 pnl.setLayout(new GridBagLayout());
84
85 GridBagConstraints gc = new GridBagConstraints();
86 gc.anchor = GridBagConstraints.NORTHWEST;
87 gc.fill = GridBagConstraints.BOTH;
88 gc.weightx = 1.0;
89 gc.weighty = 1.0;
90 gc.insets = new Insets(5,5,5,5);
91
92 pnl.add(lblCurrentDownloadArea = new JMultilineLabel(""), gc);
93
94 gc.anchor = GridBagConstraints.NORTHEAST;
95 gc.fill = GridBagConstraints.HORIZONTAL;
96 gc.weightx = 0.0;
97 gc.weighty = 0.0;
98 gc.insets = new Insets(5,5,5,5);
99 pnl.add(new JButton(actAdd = new AddAction()), gc);
100 return pnl;
101 }
102
103 public void addGui(final DownloadDialog gui) {
104 JPanel dlg = new JPanel(new GridBagLayout());
105 gui.addDownloadAreaSelector(dlg, tr("Bookmarks"));
106 GridBagConstraints gc = new GridBagConstraints();
107
108 bookmarks = new BookmarkList();
109 bookmarks.getSelectionModel().addListSelectionListener(new ListSelectionListener() {
110 public void valueChanged(ListSelectionEvent e) {
111 Preferences.Bookmark b = (Preferences.Bookmark)bookmarks.getSelectedValue();
112 if (b != null) {
113 gui.boundingBoxChanged(b.getArea(),BookmarkSelection.this);
114 }
115 }
116 });
117 bookmarks.addMouseListener(new DoubleClickAdapter());
118
119 gc.fill = GridBagConstraints.HORIZONTAL;
120 gc.weightx = 1.0;
121 gc.weighty = 0.0;
122 gc.gridwidth = 2;
123 dlg.add(buildDownloadAreaAddPanel(),gc);
124
125 gc.gridwidth = 1;
126 gc.gridx = 0;
127 gc.gridy = 1;
128 gc.fill = GridBagConstraints.VERTICAL;
129 gc.weightx = 0.0;
130 gc.weighty = 1.0;
131 dlg.add(buildButtonPanel(),gc);
132
133 gc.gridwidth = 1;
134 gc.gridx = 1;
135 gc.gridy = 1;
136 gc.fill = GridBagConstraints.BOTH;
137 gc.weightx = 1.0;
138 gc.weighty = 1.0;
139 gc.gridx = 1;
140 dlg.add(new JScrollPane(bookmarks), gc);
141
142 this.parent = gui;
143 }
144
145 protected void updateDownloadAreaLabel() {
146 if (currentArea == null) {
147 lblCurrentDownloadArea.setText(tr("<html>There is currently no download area selected.</html>"));
148 } else {
149 lblCurrentDownloadArea.setText(tr("<html><strong>Current download area</strong> (minlat,minlon, maxlat, maxlon): {0}, {1}, {2}, {3}</html>",
150 currentArea.getMin().latToString(CoordinateFormat.DECIMAL_DEGREES),
151 currentArea.getMin().lonToString(CoordinateFormat.DECIMAL_DEGREES),
152 currentArea.getMax().latToString(CoordinateFormat.DECIMAL_DEGREES),
153 currentArea.getMax().lonToString(CoordinateFormat.DECIMAL_DEGREES)
154 )
155 );
156 }
157 }
158
159 /**
160 * Sets the current download area
161 *
162 * @param area the download area.
163 */
164 public void setDownloadArea(Bounds area) {
165 if (area == null) return;
166 this.currentArea = area;
167 bookmarks.clearSelection();
168 updateDownloadAreaLabel();
169 actAdd.setEnabled(true);
170 }
171
172 /**
173 * The action to add a new bookmark for the current download area.
174 *
175 */
176 class AddAction extends AbstractAction {
177 public AddAction() {
178 putValue(NAME, tr("Create bookmark"));
179 putValue(SMALL_ICON, ImageProvider.get("dialogs", "bookmark-new"));
180 putValue(SHORT_DESCRIPTION, tr("Add a bookmark for the currently selected download area"));
181 }
182
183 public void actionPerformed(ActionEvent e) {
184 if (currentArea == null) {
185 JOptionPane.showMessageDialog(
186 Main.parent,
187 tr("Currently, there is no download area selected. Please select an area first."),
188 tr("Information"),
189 JOptionPane.INFORMATION_MESSAGE
190 );
191 return;
192 }
193 Bookmark b = new Bookmark();
194 b.setName(
195 JOptionPane.showInputDialog(
196 Main.parent,tr("Please enter a name for the bookmarked download area."),
197 tr("Name of location"),
198 JOptionPane.QUESTION_MESSAGE)
199 );
200 b.setArea(currentArea);
201 if (b.getName() != null && !b.getName().equals("")) {
202 ((DefaultListModel)bookmarks.getModel()).addElement(b);
203 bookmarks.save();
204 }
205 }
206 }
207
208 class RemoveAction extends AbstractAction implements ListSelectionListener{
209 public RemoveAction() {
210 //putValue(NAME, tr("Remove"));
211 putValue(SMALL_ICON, ImageProvider.get("dialogs", "delete"));
212 putValue(SHORT_DESCRIPTION, tr("Remove the currently selected bookmarks"));
213 updateEnabledState();
214 }
215
216 public void actionPerformed(ActionEvent e) {
217 Object[] sels = bookmarks.getSelectedValues();
218 if (sels == null || sels.length == 0)
219 return;
220 for (Object sel: sels) {
221 ((DefaultListModel)bookmarks.getModel()).removeElement(sel);
222 }
223 bookmarks.save();
224 }
225 protected void updateEnabledState() {
226 setEnabled(bookmarks.getSelectedIndices().length > 0);
227 }
228 public void valueChanged(ListSelectionEvent e) {
229 updateEnabledState();
230 }
231 }
232
233 class RenameAction extends AbstractAction implements ListSelectionListener{
234 public RenameAction() {
235 //putValue(NAME, tr("Remove"));
236 putValue(SMALL_ICON, ImageProvider.get("dialogs", "edit"));
237 putValue(SHORT_DESCRIPTION, tr("Rename the currently selected bookmark"));
238 updateEnabledState();
239 }
240
241 public void actionPerformed(ActionEvent e) {
242 Object[] sels = bookmarks.getSelectedValues();
243 if (sels == null || sels.length != 1)
244 return;
245 Bookmark b = (Bookmark)sels[0];
246 Object value =
247 JOptionPane.showInputDialog(
248 Main.parent,tr("Please enter a name for the bookmarked download area."),
249 tr("Name of location"),
250 JOptionPane.QUESTION_MESSAGE,
251 null,
252 null,
253 b.getName()
254 );
255 if (value != null) {
256 b.setName(value.toString());
257 bookmarks.save();
258 bookmarks.repaint();
259 }
260 }
261 protected void updateEnabledState() {
262 setEnabled(bookmarks.getSelectedIndices().length == 1);
263 }
264 public void valueChanged(ListSelectionEvent e) {
265 updateEnabledState();
266 }
267 }
268
269 class DoubleClickAdapter extends MouseAdapter {
270 @Override
271 public void mouseClicked(MouseEvent e) {
272 if (!(SwingUtilities.isLeftMouseButton(e) && e.getClickCount() == 2))
273 return;
274 int idx = bookmarks.locationToIndex(e.getPoint());
275 if (idx < 0 || idx >= bookmarks.getModel().getSize())
276 return;
277 Bookmark b = (Bookmark)bookmarks.getModel().getElementAt(idx);
278 parent.startDownload(b.getArea());
279 }
280 }
281}
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