source: josm/trunk/src/org/openstreetmap/josm/actions/OverpassDownloadAction.java@ 10300

Last change on this file since 10300 was 10252, checked in by Don-vip, 8 years ago

partial revert of r10250 - causes NPE in OverpassDownloadDialog initialization
File size: 11.0 KB
Line 
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.BorderLayout;
8import java.awt.Component;
9import java.awt.GridLayout;
10import java.awt.Rectangle;
11import java.awt.event.ActionEvent;
12import java.awt.event.ActionListener;
13import java.awt.event.FocusEvent;
14import java.awt.event.FocusListener;
15import java.awt.event.KeyEvent;
16import java.util.ArrayList;
17import java.util.Collection;
18import java.util.Collections;
19import java.util.Deque;
20import java.util.LinkedList;
21import java.util.concurrent.Future;
22
23import javax.swing.AbstractAction;
24import javax.swing.Action;
25import javax.swing.ActionMap;
26import javax.swing.JButton;
27import javax.swing.JComponent;
28import javax.swing.JLabel;
29import javax.swing.JMenuItem;
30import javax.swing.JOptionPane;
31import javax.swing.JPanel;
32import javax.swing.JPopupMenu;
33import javax.swing.JScrollPane;
34import javax.swing.plaf.basic.BasicArrowButton;
35
36import org.openstreetmap.josm.Main;
37import org.openstreetmap.josm.actions.downloadtasks.DownloadOsmTask;
38import org.openstreetmap.josm.actions.downloadtasks.PostDownloadHandler;
39import org.openstreetmap.josm.data.Bounds;
40import org.openstreetmap.josm.data.preferences.CollectionProperty;
41import org.openstreetmap.josm.data.preferences.IntegerProperty;
42import org.openstreetmap.josm.gui.HelpAwareOptionPane;
43import org.openstreetmap.josm.gui.download.DownloadDialog;
44import org.openstreetmap.josm.gui.preferences.server.OverpassServerPreference;
45import org.openstreetmap.josm.gui.util.GuiHelper;
46import org.openstreetmap.josm.gui.widgets.HistoryComboBox;
47import org.openstreetmap.josm.gui.widgets.JosmTextArea;
48import org.openstreetmap.josm.io.OverpassDownloadReader;
49import org.openstreetmap.josm.tools.GBC;
50import org.openstreetmap.josm.tools.OverpassTurboQueryWizard;
51import org.openstreetmap.josm.tools.Shortcut;
52import org.openstreetmap.josm.tools.UncheckedParseException;
53import org.openstreetmap.josm.tools.Utils;
54
55/**
56 * Download map data from Overpass API server.
57 * @since 8684
58 */
59public class OverpassDownloadAction extends JosmAction {
60
61 /**
62 * Constructs a new {@code OverpassDownloadAction}.
63 */
64 public OverpassDownloadAction() {
65 super(tr("Download from Overpass API ..."), "download-overpass", tr("Download map data from Overpass API server."),
66 // CHECKSTYLE.OFF: LineLength
67 Shortcut.registerShortcut("file:download-overpass", tr("File: {0}", tr("Download from Overpass API ...")), KeyEvent.VK_DOWN, Shortcut.ALT_SHIFT),
68 // CHECKSTYLE.ON: LineLength
69 true, "overpassdownload/download", true);
70 putValue("help", ht("/Action/OverpassDownload"));
71 }
72
73 @Override
74 public void actionPerformed(ActionEvent e) {
75 OverpassDownloadDialog dialog = OverpassDownloadDialog.getInstance();
76 dialog.restoreSettings();
77 dialog.setVisible(true);
78 if (!dialog.isCanceled()) {
79 dialog.rememberSettings();
80 Bounds area = dialog.getSelectedDownloadArea();
81 DownloadOsmTask task = new DownloadOsmTask();
82 Future<?> future = task.download(
83 new OverpassDownloadReader(area, OverpassServerPreference.getOverpassServer(), dialog.getOverpassQuery()),
84 dialog.isNewLayerRequired(), area, null);
85 Main.worker.submit(new PostDownloadHandler(task, future));
86 }
87 }
88
89 private static final class DisableActionsFocusListener implements FocusListener {
90
91 private final ActionMap actionMap;
92
93 private DisableActionsFocusListener(ActionMap actionMap) {
94 this.actionMap = actionMap;
95 }
96
97 @Override
98 public void focusGained(FocusEvent e) {
99 enableActions(false);
100 }
101
102 @Override
103 public void focusLost(FocusEvent e) {
104 enableActions(true);
105 }
106
107 private void enableActions(boolean enabled) {
108 Object[] allKeys = actionMap.allKeys();
109 if (allKeys != null) {
110 for (Object key : allKeys) {
111 Action action = actionMap.get(key);
112 if (action != null) {
113 action.setEnabled(enabled);
114 }
115 }
116 }
117 }
118 }
119
120 private static final class OverpassDownloadDialog extends DownloadDialog {
121
122 private HistoryComboBox overpassWizard;
123 private JosmTextArea overpassQuery;
124 private static OverpassDownloadDialog instance;
125 private static final CollectionProperty OVERPASS_WIZARD_HISTORY = new CollectionProperty("download.overpass.wizard",
126 new ArrayList<String>());
127
128 private OverpassDownloadDialog(Component parent) {
129 super(parent, ht("/Action/OverpassDownload"));
130 cbDownloadOsmData.setEnabled(false);
131 cbDownloadOsmData.setSelected(false);
132 cbDownloadGpxData.setVisible(false);
133 cbDownloadNotes.setVisible(false);
134 cbStartup.setVisible(false);
135 }
136
137 public static OverpassDownloadDialog getInstance() {
138 if (instance == null) {
139 instance = new OverpassDownloadDialog(Main.parent);
140 }
141 return instance;
142 }
143
144 @Override
145 protected void buildMainPanelAboveDownloadSelections(JPanel pnl) {
146
147 DisableActionsFocusListener disableActionsFocusListener =
148 new DisableActionsFocusListener(slippyMapChooser.getNavigationComponentActionMap());
149
150 pnl.add(new JLabel(), GBC.eol()); // needed for the invisible checkboxes cbDownloadGpxData, cbDownloadNotes
151
152 final String tooltip = tr("Builds an Overpass query using the Overpass Turbo query wizard");
153 overpassWizard = new HistoryComboBox();
154 overpassWizard.setToolTipText(tooltip);
155 overpassWizard.getEditorComponent().addFocusListener(disableActionsFocusListener);
156 final JButton buildQuery = new JButton(tr("Build query"));
157 buildQuery.addActionListener(new AbstractAction() {
158 @Override
159 public void actionPerformed(ActionEvent e) {
160 final String overpassWizardText = overpassWizard.getText();
161 try {
162 overpassQuery.setText(OverpassTurboQueryWizard.getInstance().constructQuery(overpassWizardText));
163 } catch (UncheckedParseException ex) {
164 Main.error(ex);
165 HelpAwareOptionPane.showOptionDialog(
166 Main.parent,
167 tr("<html>The Overpass wizard could not parse the following query:"
168 + Utils.joinAsHtmlUnorderedList(Collections.singleton(overpassWizardText))),
169 tr("Parse error"),
170 JOptionPane.ERROR_MESSAGE,
171 null
172 );
173 }
174 }
175 });
176 buildQuery.setToolTipText(tooltip);
177 pnl.add(buildQuery, GBC.std().insets(5, 5, 5, 5));
178 pnl.add(overpassWizard, GBC.eol().fill(GBC.HORIZONTAL));
179
180 overpassQuery = new JosmTextArea("", 8, 80);
181 overpassQuery.setFont(GuiHelper.getMonospacedFont(overpassQuery));
182 overpassQuery.addFocusListener(disableActionsFocusListener);
183 JScrollPane scrollPane = new JScrollPane(overpassQuery);
184 final JPanel pane = new JPanel(new BorderLayout());
185 final BasicArrowButton arrowButton = new BasicArrowButton(BasicArrowButton.SOUTH);
186 arrowButton.addActionListener(new AbstractAction() {
187 @Override
188 public void actionPerformed(ActionEvent e) {
189 OverpassQueryHistoryPopup.show(arrowButton, OverpassDownloadDialog.this);
190 }
191 });
192 pane.add(scrollPane, BorderLayout.CENTER);
193 pane.add(arrowButton, BorderLayout.EAST);
194 pnl.add(new JLabel(tr("Overpass query: ")), GBC.std().insets(5, 5, 5, 5));
195 GBC gbc = GBC.eol().fill(GBC.HORIZONTAL);
196 gbc.ipady = 200;
197 pnl.add(pane, gbc);
198
199 }
200
201 public String getOverpassQuery() {
202 return overpassQuery.getText();
203 }
204
205 public void setOverpassQuery(String text) {
206 overpassQuery.setText(text);
207 }
208
209 @Override
210 public void restoreSettings() {
211 super.restoreSettings();
212 overpassWizard.setPossibleItems(OVERPASS_WIZARD_HISTORY.get());
213 }
214
215 @Override
216 public void rememberSettings() {
217 super.rememberSettings();
218 overpassWizard.addCurrentItemToHistory();
219 OVERPASS_WIZARD_HISTORY.put(overpassWizard.getHistory());
220 OverpassQueryHistoryPopup.addToHistory(getOverpassQuery());
221 }
222
223 }
224
225 static class OverpassQueryHistoryPopup extends JPopupMenu {
226
227 static final CollectionProperty OVERPASS_QUERY_HISTORY = new CollectionProperty("download.overpass.query", new ArrayList<String>());
228 static final IntegerProperty OVERPASS_QUERY_HISTORY_SIZE = new IntegerProperty("download.overpass.query.size", 12);
229
230 OverpassQueryHistoryPopup(final OverpassDownloadDialog dialog) {
231 final Collection<String> history = OVERPASS_QUERY_HISTORY.get();
232 setLayout(new GridLayout((int) Math.ceil(history.size() / 2.), 2));
233 for (final String i : history) {
234 add(new OverpassQueryHistoryItem(i, dialog));
235 }
236 }
237
238 static void show(final JComponent parent, final OverpassDownloadDialog dialog) {
239 final OverpassQueryHistoryPopup menu = new OverpassQueryHistoryPopup(dialog);
240 final Rectangle r = parent.getBounds();
241 menu.show(parent.getParent(), r.x + r.width - (int) menu.getPreferredSize().getWidth(), r.y + r.height);
242 }
243
244 static void addToHistory(final String query) {
245 final Deque<String> history = new LinkedList<>(OVERPASS_QUERY_HISTORY.get());
246 if (!history.contains(query)) {
247 history.add(query);
248 }
249 while (history.size() > OVERPASS_QUERY_HISTORY_SIZE.get()) {
250 history.removeFirst();
251 }
252 OVERPASS_QUERY_HISTORY.put(history);
253 }
254 }
255
256 static class OverpassQueryHistoryItem extends JMenuItem implements ActionListener {
257
258 final String query;
259 final OverpassDownloadDialog dialog;
260
261 OverpassQueryHistoryItem(final String query, final OverpassDownloadDialog dialog) {
262 this.query = query;
263 this.dialog = dialog;
264 setText("<html><pre style='width:300px;'>" +
265 Utils.escapeReservedCharactersHTML(Utils.restrictStringLines(query, 7)));
266 addActionListener(this);
267 }
268
269 @Override
270 public void actionPerformed(ActionEvent e) {
271 dialog.setOverpassQuery(query);
272 }
273 }
274
275}
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