source: josm/trunk/src/org/openstreetmap/josm/actions/SessionSaveAsAction.java@ 9173

Last change on this file since 9173 was 9173, checked in by simon04, 8 years ago

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1// License: GPL. For details, see LICENSE file.
2package org.openstreetmap.josm.actions;
3
4import static org.openstreetmap.josm.gui.help.HelpUtil.ht;
5import static org.openstreetmap.josm.tools.I18n.tr;
6
7import java.awt.Component;
8import java.awt.Dimension;
9import java.awt.GridBagLayout;
10import java.awt.event.ActionEvent;
11import java.io.File;
12import java.io.IOException;
13import java.util.ArrayList;
14import java.util.Arrays;
15import java.util.Collection;
16import java.util.HashMap;
17import java.util.HashSet;
18import java.util.List;
19import java.util.Map;
20import java.util.Set;
21
22import javax.swing.BorderFactory;
23import javax.swing.JCheckBox;
24import javax.swing.JFileChooser;
25import javax.swing.JLabel;
26import javax.swing.JOptionPane;
27import javax.swing.JPanel;
28import javax.swing.JScrollPane;
29import javax.swing.JTabbedPane;
30import javax.swing.SwingConstants;
31import javax.swing.border.EtchedBorder;
32import javax.swing.filechooser.FileFilter;
33
34import org.openstreetmap.josm.Main;
35import org.openstreetmap.josm.gui.ExtendedDialog;
36import org.openstreetmap.josm.gui.HelpAwareOptionPane;
37import org.openstreetmap.josm.gui.layer.Layer;
38import org.openstreetmap.josm.gui.widgets.AbstractFileChooser;
39import org.openstreetmap.josm.io.session.SessionLayerExporter;
40import org.openstreetmap.josm.io.session.SessionWriter;
41import org.openstreetmap.josm.tools.GBC;
42import org.openstreetmap.josm.tools.MultiMap;
43import org.openstreetmap.josm.tools.UserCancelException;
44import org.openstreetmap.josm.tools.Utils;
45import org.openstreetmap.josm.tools.WindowGeometry;
46
47/**
48 * Saves a JOSM session
49 * @since 4685
50 */
51public class SessionSaveAsAction extends DiskAccessAction {
52
53 private transient List<Layer> layers;
54 private transient Map<Layer, SessionLayerExporter> exporters;
55 private transient MultiMap<Layer, Layer> dependencies;
56
57 /**
58 * Constructs a new {@code SessionSaveAsAction}.
59 */
60 public SessionSaveAsAction() {
61 this(true, true);
62 }
63
64 /**
65 * Constructs a new {@code SessionSaveAsAction}.
66 * @param toolbar Register this action for the toolbar preferences?
67 * @param installAdapters False, if you don't want to install layer changed and selection changed adapters
68 */
69 protected SessionSaveAsAction(boolean toolbar, boolean installAdapters) {
70 super(tr("Save Session As..."), "session", tr("Save the current session to a new file."),
71 null, toolbar, "save_as-session", installAdapters);
72 putValue("help", ht("/Action/SessionSaveAs"));
73 }
74
75 @Override
76 public void actionPerformed(ActionEvent e) {
77 try {
78 saveSession();
79 } catch (UserCancelException ignore) {
80 if (Main.isTraceEnabled()) {
81 Main.trace(ignore.getMessage());
82 }
83 }
84 }
85
86 /**
87 * Attempts to save the session.
88 * @throws UserCancelException when the user has cancelled the save process.
89 * @since 8913
90 */
91 public void saveSession() throws UserCancelException {
92 if (!isEnabled()) {
93 return;
94 }
95
96 SessionSaveAsDialog dlg = new SessionSaveAsDialog();
97 dlg.showDialog();
98 if (dlg.getValue() != 1) {
99 throw new UserCancelException();
100 }
101
102 boolean zipRequired = false;
103 for (Layer l : layers) {
104 SessionLayerExporter ex = exporters.get(l);
105 if (ex != null && ex.requiresZip()) {
106 zipRequired = true;
107 break;
108 }
109 }
110
111 FileFilter joz = new ExtensionFileFilter("joz", "joz", tr("Session file (archive) (*.joz)"));
112 FileFilter jos = new ExtensionFileFilter("jos", "jos", tr("Session file (*.jos)"));
113
114 AbstractFileChooser fc;
115
116 if (zipRequired) {
117 fc = createAndOpenFileChooser(false, false, tr("Save session"), joz, JFileChooser.FILES_ONLY, "lastDirectory");
118 } else {
119 fc = createAndOpenFileChooser(false, false, tr("Save session"), Arrays.asList(new FileFilter[]{jos, joz}), jos,
120 JFileChooser.FILES_ONLY, "lastDirectory");
121 }
122
123 if (fc == null) {
124 throw new UserCancelException();
125 }
126
127 File file = fc.getSelectedFile();
128 String fn = file.getName();
129
130 boolean zip;
131 FileFilter ff = fc.getFileFilter();
132 if (zipRequired) {
133 zip = true;
134 } else if (joz.equals(ff)) {
135 zip = true;
136 } else if (jos.equals(ff)) {
137 zip = false;
138 } else {
139 if (Utils.hasExtension(fn, "joz")) {
140 zip = true;
141 } else {
142 zip = false;
143 }
144 }
145 if (fn.indexOf('.') == -1) {
146 file = new File(file.getPath() + (zip ? ".joz" : ".jos"));
147 if (!SaveActionBase.confirmOverwrite(file)) {
148 throw new UserCancelException();
149 }
150 }
151
152 List<Layer> layersOut = new ArrayList<>();
153 for (Layer layer : layers) {
154 if (exporters.get(layer) == null || !exporters.get(layer).shallExport()) continue;
155 // TODO: resolve dependencies for layers excluded by the user
156 layersOut.add(layer);
157 }
158
159 int active = -1;
160 Layer activeLayer = Main.map.mapView.getActiveLayer();
161 if (activeLayer != null) {
162 active = layersOut.indexOf(activeLayer);
163 }
164
165 SessionWriter sw = new SessionWriter(layersOut, active, exporters, dependencies, zip);
166 try {
167 sw.write(file);
168 SaveActionBase.addToFileOpenHistory(file);
169 } catch (IOException ex) {
170 Main.error(ex);
171 HelpAwareOptionPane.showMessageDialogInEDT(
172 Main.parent,
173 tr("<html>Could not save session file ''{0}''.<br>Error is:<br>{1}</html>", file.getName(), ex.getMessage()),
174 tr("IO Error"),
175 JOptionPane.ERROR_MESSAGE,
176 null
177 );
178 }
179 }
180
181 /**
182 * The "Save Session" dialog
183 */
184 public class SessionSaveAsDialog extends ExtendedDialog {
185
186 /**
187 * Constructs a new {@code SessionSaveAsDialog}.
188 */
189 public SessionSaveAsDialog() {
190 super(Main.parent, tr("Save Session"), new String[] {tr("Save As"), tr("Cancel")});
191 initialize();
192 setButtonIcons(new String[] {"save_as", "cancel"});
193 setDefaultButton(1);
194 setRememberWindowGeometry(getClass().getName() + ".geometry",
195 WindowGeometry.centerInWindow(Main.parent, new Dimension(350, 450)));
196 setContent(build(), false);
197 }
198
199 /**
200 * Initializes action.
201 */
202 public final void initialize() {
203 layers = new ArrayList<>(Main.map.mapView.getAllLayersAsList());
204 exporters = new HashMap<>();
205 dependencies = new MultiMap<>();
206
207 Set<Layer> noExporter = new HashSet<>();
208
209 for (Layer layer : layers) {
210 SessionLayerExporter exporter = SessionWriter.getSessionLayerExporter(layer);
211 if (exporter != null) {
212 exporters.put(layer, exporter);
213 Collection<Layer> deps = exporter.getDependencies();
214 if (deps != null) {
215 dependencies.putAll(layer, deps);
216 } else {
217 dependencies.putVoid(layer);
218 }
219 } else {
220 noExporter.add(layer);
221 exporters.put(layer, null);
222 }
223 }
224
225 int numNoExporter = 0;
226 WHILE: while (numNoExporter != noExporter.size()) {
227 numNoExporter = noExporter.size();
228 for (Layer layer : layers) {
229 if (noExporter.contains(layer)) continue;
230 for (Layer depLayer : dependencies.get(layer)) {
231 if (noExporter.contains(depLayer)) {
232 noExporter.add(layer);
233 exporters.put(layer, null);
234 break WHILE;
235 }
236 }
237 }
238 }
239 }
240
241 protected final Component build() {
242 JPanel ip = new JPanel(new GridBagLayout());
243 for (Layer layer : layers) {
244 JPanel wrapper = new JPanel(new GridBagLayout());
245 wrapper.setBorder(BorderFactory.createEtchedBorder(EtchedBorder.RAISED));
246 Component exportPanel;
247 SessionLayerExporter exporter = exporters.get(layer);
248 if (exporter == null) {
249 if (!exporters.containsKey(layer)) throw new AssertionError();
250 exportPanel = getDisabledExportPanel(layer);
251 } else {
252 exportPanel = exporter.getExportPanel();
253 }
254 wrapper.add(exportPanel, GBC.std().fill(GBC.HORIZONTAL));
255 ip.add(wrapper, GBC.eol().fill(GBC.HORIZONTAL).insets(2, 2, 4, 2));
256 }
257 ip.add(GBC.glue(0, 1), GBC.eol().fill(GBC.VERTICAL));
258 JScrollPane sp = new JScrollPane(ip);
259 sp.setBorder(BorderFactory.createEmptyBorder());
260 JPanel p = new JPanel(new GridBagLayout());
261 p.add(sp, GBC.eol().fill());
262 final JTabbedPane tabs = new JTabbedPane();
263 tabs.addTab(tr("Layers"), p);
264 return tabs;
265 }
266
267 protected final Component getDisabledExportPanel(Layer layer) {
268 JPanel p = new JPanel(new GridBagLayout());
269 JCheckBox include = new JCheckBox();
270 include.setEnabled(false);
271 JLabel lbl = new JLabel(layer.getName(), layer.getIcon(), SwingConstants.LEFT);
272 lbl.setToolTipText(tr("No exporter for this layer"));
273 lbl.setLabelFor(include);
274 lbl.setEnabled(false);
275 p.add(include, GBC.std());
276 p.add(lbl, GBC.std());
277 p.add(GBC.glue(1, 0), GBC.std().fill(GBC.HORIZONTAL));
278 return p;
279 }
280 }
281
282 @Override
283 protected void updateEnabledState() {
284 setEnabled(Main.isDisplayingMapView());
285 }
286}
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