1 | //License: GPL. Copyright 2007 by Immanuel Scholz and others
|
---|
2 | package org.openstreetmap.josm.actions;
|
---|
3 |
|
---|
4 | import static org.openstreetmap.josm.tools.I18n.tr;
|
---|
5 |
|
---|
6 | import java.awt.event.ActionEvent;
|
---|
7 | import java.io.File;
|
---|
8 | import java.io.IOException;
|
---|
9 |
|
---|
10 | import javax.swing.JFileChooser;
|
---|
11 | import javax.swing.JOptionPane;
|
---|
12 | import javax.swing.filechooser.FileFilter;
|
---|
13 |
|
---|
14 | import org.openstreetmap.josm.Main;
|
---|
15 | import org.openstreetmap.josm.data.conflict.ConflictCollection;
|
---|
16 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
|
---|
17 | import org.openstreetmap.josm.gui.ExtendedDialog;
|
---|
18 | import org.openstreetmap.josm.gui.layer.GpxLayer;
|
---|
19 | import org.openstreetmap.josm.gui.layer.Layer;
|
---|
20 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
|
---|
21 | import org.openstreetmap.josm.io.FileExporter;
|
---|
22 | import org.openstreetmap.josm.tools.Shortcut;
|
---|
23 |
|
---|
24 | public abstract class SaveActionBase extends DiskAccessAction {
|
---|
25 |
|
---|
26 | public SaveActionBase(String name, String iconName, String tooltip, Shortcut shortcut) {
|
---|
27 | super(name, iconName, tooltip, shortcut);
|
---|
28 | }
|
---|
29 |
|
---|
30 | public void actionPerformed(ActionEvent e) {
|
---|
31 | if (!isEnabled())
|
---|
32 | return;
|
---|
33 | doSave();
|
---|
34 | }
|
---|
35 |
|
---|
36 | public boolean doSave() {
|
---|
37 | Layer layer = null;
|
---|
38 | if (layer == null && Main.map != null && (Main.map.mapView.getActiveLayer() instanceof OsmDataLayer
|
---|
39 | || Main.map.mapView.getActiveLayer() instanceof GpxLayer)) {
|
---|
40 | layer = Main.map.mapView.getActiveLayer();
|
---|
41 | }
|
---|
42 | if (layer == null)
|
---|
43 | return false;
|
---|
44 | return doSave(layer);
|
---|
45 | }
|
---|
46 |
|
---|
47 | public boolean doSave(Layer layer) {
|
---|
48 | if (layer == null)
|
---|
49 | return false;
|
---|
50 | if ( !(layer instanceof OsmDataLayer) && !(layer instanceof GpxLayer))
|
---|
51 | return false;
|
---|
52 | if (!checkSaveConditions(layer))
|
---|
53 | return false;
|
---|
54 |
|
---|
55 | File file = getFile(layer);
|
---|
56 | if (file == null)
|
---|
57 | return false;
|
---|
58 |
|
---|
59 | try {
|
---|
60 | boolean exported = false;
|
---|
61 | for (FileExporter exporter : ExtensionFileFilter.exporters) {
|
---|
62 | if (exporter.acceptFile(file, layer)) {
|
---|
63 | exporter.exportData(file, layer);
|
---|
64 | exported = true;
|
---|
65 | }
|
---|
66 | }
|
---|
67 | if (!exported) {
|
---|
68 | JOptionPane.showMessageDialog(Main.parent, tr("No Exporter found! Nothing saved."), tr("Warning"),
|
---|
69 | JOptionPane.WARNING_MESSAGE);
|
---|
70 | return false;
|
---|
71 | }
|
---|
72 | layer.setName(file.getName());
|
---|
73 | layer.setAssociatedFile(file);
|
---|
74 | Main.parent.repaint();
|
---|
75 | } catch (IOException e) {
|
---|
76 | e.printStackTrace();
|
---|
77 | return false;
|
---|
78 | }
|
---|
79 | return true;
|
---|
80 | }
|
---|
81 |
|
---|
82 | protected abstract File getFile(Layer layer);
|
---|
83 |
|
---|
84 | /**
|
---|
85 | * Checks whether it is ok to launch a save (whether we have data,
|
---|
86 | * there is no conflict etc.)
|
---|
87 | * @return <code>true</code>, if it is safe to save.
|
---|
88 | */
|
---|
89 | public boolean checkSaveConditions(Layer layer) {
|
---|
90 | if (layer == null) {
|
---|
91 | JOptionPane.showMessageDialog(
|
---|
92 | Main.parent,
|
---|
93 | tr("Internal Error: cannot check conditions for no layer. Please report this as a bug."),
|
---|
94 | tr("Error"),
|
---|
95 | JOptionPane.ERROR_MESSAGE
|
---|
96 | );
|
---|
97 | return false;
|
---|
98 | }
|
---|
99 | if (Main.map == null) {
|
---|
100 | JOptionPane.showMessageDialog(
|
---|
101 | Main.parent,
|
---|
102 | tr("No document open so nothing to save."),
|
---|
103 | tr("Warning"),
|
---|
104 | JOptionPane.WARNING_MESSAGE
|
---|
105 | );
|
---|
106 | return false;
|
---|
107 | }
|
---|
108 |
|
---|
109 | if (layer instanceof OsmDataLayer && isDataSetEmpty((OsmDataLayer)layer) && 1 != new ExtendedDialog(Main.parent, tr("Empty document"), tr("The document contains no data."), new String[] {tr("Save anyway"), tr("Cancel")}, new String[] {"save.png", "cancel.png"}).getValue())
|
---|
110 | return false;
|
---|
111 | if (layer instanceof GpxLayer && ((GpxLayer)layer).data == null)
|
---|
112 | return false;
|
---|
113 | if (layer instanceof OsmDataLayer) {
|
---|
114 | ConflictCollection conflicts = ((OsmDataLayer)layer).getConflicts();
|
---|
115 | if (conflicts != null && !conflicts.isEmpty()) {
|
---|
116 | int answer = new ExtendedDialog(Main.parent,
|
---|
117 | tr("Conflicts"),
|
---|
118 | tr("There are unresolved conflicts. Conflicts will not be saved and handled as if you rejected all. Continue?"),
|
---|
119 | new String[] {tr("Reject Conflicts and Save"), tr("Cancel")},
|
---|
120 | new String[] {"save.png", "cancel.png"}).getValue();
|
---|
121 |
|
---|
122 | if (answer != 1) return false;
|
---|
123 | }
|
---|
124 | }
|
---|
125 | return true;
|
---|
126 | }
|
---|
127 |
|
---|
128 | public static File openFileDialog(Layer layer) {
|
---|
129 | if (layer instanceof OsmDataLayer)
|
---|
130 | return createAndOpenSaveFileChooser(tr("Save OSM file"), ".osm");
|
---|
131 | else if (layer instanceof GpxLayer)
|
---|
132 | return createAndOpenSaveFileChooser(tr("Save GPX file"), ".gpx");
|
---|
133 | return createAndOpenSaveFileChooser(tr("Save Layer"), ".lay");
|
---|
134 | }
|
---|
135 |
|
---|
136 |
|
---|
137 | /**
|
---|
138 | * Check the data set if it would be empty on save. It is empty, if it contains
|
---|
139 | * no objects (after all objects that are created and deleted without being
|
---|
140 | * transferred to the server have been removed).
|
---|
141 | *
|
---|
142 | * @return <code>true</code>, if a save result in an empty data set.
|
---|
143 | */
|
---|
144 | private boolean isDataSetEmpty(OsmDataLayer layer) {
|
---|
145 | for (OsmPrimitive osm : layer.data.allNonDeletedPrimitives())
|
---|
146 | if (!osm.deleted || osm.id > 0)
|
---|
147 | return false;
|
---|
148 | return true;
|
---|
149 | }
|
---|
150 |
|
---|
151 | /**
|
---|
152 | * Refreshes the enabled state
|
---|
153 | *
|
---|
154 | */
|
---|
155 | @Override
|
---|
156 | protected void updateEnabledState() {
|
---|
157 | if (Main.applet) {
|
---|
158 | setEnabled(false);
|
---|
159 | return;
|
---|
160 | }
|
---|
161 | boolean check = Main.map != null
|
---|
162 | && Main.map.mapView !=null
|
---|
163 | && Main.map.mapView.getActiveLayer() != null;
|
---|
164 | if(!check) {
|
---|
165 | setEnabled(false);
|
---|
166 | return;
|
---|
167 | }
|
---|
168 | Layer layer = Main.map.mapView.getActiveLayer();
|
---|
169 | setEnabled(layer instanceof OsmDataLayer || layer instanceof GpxLayer);
|
---|
170 | }
|
---|
171 |
|
---|
172 | public static File createAndOpenSaveFileChooser(String title, String extension) {
|
---|
173 | String curDir = Main.pref.get("lastDirectory");
|
---|
174 | if (curDir.equals("")) {
|
---|
175 | curDir = ".";
|
---|
176 | }
|
---|
177 | JFileChooser fc = new JFileChooser(new File(curDir));
|
---|
178 | if (title != null) {
|
---|
179 | fc.setDialogTitle(title);
|
---|
180 | }
|
---|
181 |
|
---|
182 | fc.setFileSelectionMode(JFileChooser.FILES_ONLY);
|
---|
183 | fc.setMultiSelectionEnabled(false);
|
---|
184 | fc.setAcceptAllFileFilterUsed(false);
|
---|
185 |
|
---|
186 | FileFilter defaultFilter = null;
|
---|
187 | for (FileExporter exporter : ExtensionFileFilter.exporters) {
|
---|
188 | fc.addChoosableFileFilter(exporter.filter);
|
---|
189 | if (extension.endsWith(exporter.filter.defaultExtension)) {
|
---|
190 | defaultFilter = exporter.filter;
|
---|
191 | }
|
---|
192 | }
|
---|
193 | if (defaultFilter != null) {
|
---|
194 | fc.setFileFilter(defaultFilter);
|
---|
195 | }
|
---|
196 |
|
---|
197 | int answer = fc.showSaveDialog(Main.parent);
|
---|
198 | if (answer != JFileChooser.APPROVE_OPTION)
|
---|
199 | return null;
|
---|
200 |
|
---|
201 | if (!fc.getCurrentDirectory().getAbsolutePath().equals(curDir)) {
|
---|
202 | Main.pref.put("lastDirectory", fc.getCurrentDirectory().getAbsolutePath());
|
---|
203 | }
|
---|
204 |
|
---|
205 | File file = fc.getSelectedFile();
|
---|
206 | if(extension != null){
|
---|
207 | String fn = file.getPath();
|
---|
208 | if(fn.indexOf('.') == -1)
|
---|
209 | {
|
---|
210 | FileFilter ff = fc.getFileFilter();
|
---|
211 | if (ff instanceof ExtensionFileFilter) {
|
---|
212 | fn += "." + ((ExtensionFileFilter)ff).defaultExtension;
|
---|
213 | } else {
|
---|
214 | fn += extension;
|
---|
215 | }
|
---|
216 | file = new File(fn);
|
---|
217 | }
|
---|
218 | }
|
---|
219 | if(file == null || (file.exists() && 1 != new ExtendedDialog(Main.parent,
|
---|
220 | tr("Overwrite"), tr("File exists. Overwrite?"),
|
---|
221 | new String[] {tr("Overwrite"), tr("Cancel")},
|
---|
222 | new String[] {"save_as.png", "cancel.png"}).getValue()))
|
---|
223 | return null;
|
---|
224 | return file;
|
---|
225 | }
|
---|
226 | }
|
---|