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35 | ****************************************************************************/ |
36 | |
37 | #include "qdeclarativesearchmodelbase_p.h" |
38 | #include "qdeclarativeplace_p.h" |
39 | #include "error_messages_p.h" |
40 | |
41 | #include <QtCore/QCoreApplication> |
42 | #include <QtQml/QQmlInfo> |
43 | #include <QtLocation/QGeoServiceProvider> |
44 | #include <QtLocation/QPlaceManager> |
45 | #include <QtLocation/QPlaceSearchRequest> |
46 | #include <QtLocation/QPlaceSearchReply> |
47 | #include <QtPositioning/QGeoCircle> |
48 | #include <QtPositioning/QGeoPolygon> |
49 | #include <QtLocation/private/qdeclarativegeoroute_p.h> |
50 | #include <QtLocation/private/qplacesearchrequest_p.h> |
51 | |
52 | QT_BEGIN_NAMESPACE |
53 | |
54 | QDeclarativeSearchModelBase::QDeclarativeSearchModelBase(QObject *parent) |
55 | : QAbstractListModel(parent), m_plugin(0), m_reply(0), m_complete(false), m_status(Null) |
56 | { |
57 | } |
58 | |
59 | QDeclarativeSearchModelBase::~QDeclarativeSearchModelBase() |
60 | { |
61 | } |
62 | |
63 | /*! |
64 | \internal |
65 | */ |
66 | QDeclarativeGeoServiceProvider *QDeclarativeSearchModelBase::plugin() const |
67 | { |
68 | return m_plugin; |
69 | } |
70 | |
71 | /*! |
72 | \internal |
73 | */ |
74 | void QDeclarativeSearchModelBase::setPlugin(QDeclarativeGeoServiceProvider *plugin) |
75 | { |
76 | if (m_plugin == plugin) |
77 | return; |
78 | |
79 | initializePlugin(plugin); |
80 | |
81 | if (m_complete) |
82 | emit pluginChanged(); |
83 | } |
84 | |
85 | /*! |
86 | \internal |
87 | */ |
88 | QVariant QDeclarativeSearchModelBase::searchArea() const |
89 | { |
90 | QGeoShape s = m_request.searchArea(); |
91 | if (s.type() == QGeoShape::RectangleType) |
92 | return QVariant::fromValue(value: QGeoRectangle(s)); |
93 | else if (s.type() == QGeoShape::CircleType) |
94 | return QVariant::fromValue(value: QGeoCircle(s)); |
95 | else if (s.type() == QGeoShape::PolygonType) |
96 | return QVariant::fromValue(value: QGeoPolygon(s)); |
97 | else |
98 | return QVariant::fromValue(value: s); |
99 | } |
100 | |
101 | /*! |
102 | \internal |
103 | */ |
104 | void QDeclarativeSearchModelBase::setSearchArea(const QVariant &searchArea) |
105 | { |
106 | QGeoShape s; |
107 | QDeclarativeGeoRoute *route = nullptr; |
108 | bool routeSearchArea = false; |
109 | if (searchArea.userType() == qMetaTypeId<QGeoRectangle>()) |
110 | s = searchArea.value<QGeoRectangle>(); |
111 | else if (searchArea.userType() == qMetaTypeId<QGeoCircle>()) |
112 | s = searchArea.value<QGeoCircle>(); |
113 | else if (searchArea.userType() == qMetaTypeId<QGeoShape>()) |
114 | s = searchArea.value<QGeoShape>(); |
115 | else if (int(searchArea.type()) == qMetaTypeId<QObject *>()) { |
116 | route = searchArea.value<QDeclarativeGeoRoute *>(); |
117 | if (!route) |
118 | return; |
119 | routeSearchArea = true; |
120 | } |
121 | |
122 | QPlaceSearchRequestPrivate *rp = QPlaceSearchRequestPrivate::get(request&: m_request); |
123 | // Invalidating the other thing |
124 | if (routeSearchArea) |
125 | m_request.setSearchArea(QGeoShape()); |
126 | else |
127 | rp->routeSearchArea = QGeoRoute(); |
128 | |
129 | if (m_request.searchArea() == s |
130 | && (!route || rp->routeSearchArea == route->route())) |
131 | return; |
132 | |
133 | if (routeSearchArea) |
134 | rp->routeSearchArea = route->route(); |
135 | else |
136 | m_request.setSearchArea(s); |
137 | emit searchAreaChanged(); |
138 | } |
139 | |
140 | /*! |
141 | \internal |
142 | */ |
143 | int QDeclarativeSearchModelBase::limit() const |
144 | { |
145 | return m_request.limit(); |
146 | } |
147 | |
148 | /*! |
149 | \internal |
150 | */ |
151 | void QDeclarativeSearchModelBase::setLimit(int limit) |
152 | { |
153 | if (m_request.limit() == limit) |
154 | return; |
155 | |
156 | m_request.setLimit(limit); |
157 | emit limitChanged(); |
158 | } |
159 | |
160 | /*! |
161 | \internal |
162 | */ |
163 | bool QDeclarativeSearchModelBase::previousPagesAvailable() const |
164 | { |
165 | return m_previousPageRequest != QPlaceSearchRequest(); |
166 | } |
167 | |
168 | /*! |
169 | \internal |
170 | */ |
171 | bool QDeclarativeSearchModelBase::nextPagesAvailable() const |
172 | { |
173 | return m_nextPageRequest != QPlaceSearchRequest(); |
174 | } |
175 | |
176 | /*! |
177 | \internal |
178 | */ |
179 | QDeclarativeSearchModelBase::Status QDeclarativeSearchModelBase::status() const |
180 | { |
181 | return m_status; |
182 | } |
183 | |
184 | /*! |
185 | \internal |
186 | */ |
187 | void QDeclarativeSearchModelBase::setStatus(Status status, const QString &errorString) |
188 | { |
189 | Status prevStatus = m_status; |
190 | |
191 | m_status = status; |
192 | m_errorString = errorString; |
193 | |
194 | if (prevStatus != m_status) |
195 | emit statusChanged(); |
196 | } |
197 | |
198 | /*! |
199 | \internal |
200 | */ |
201 | void QDeclarativeSearchModelBase::update() |
202 | { |
203 | if (m_reply) |
204 | return; |
205 | |
206 | setStatus(status: Loading); |
207 | |
208 | if (!m_plugin) { |
209 | clearData(); |
210 | setStatus(status: Error, errorString: QCoreApplication::translate(context: CONTEXT_NAME, key: PLUGIN_PROPERTY_NOT_SET)); |
211 | return; |
212 | } |
213 | |
214 | QGeoServiceProvider *serviceProvider = m_plugin->sharedGeoServiceProvider(); |
215 | if (!serviceProvider) { |
216 | clearData(); |
217 | setStatus(status: Error, errorString: QCoreApplication::translate(context: CONTEXT_NAME, key: PLUGIN_PROVIDER_ERROR) |
218 | .arg(a: m_plugin->name())); |
219 | return; |
220 | } |
221 | |
222 | QPlaceManager *placeManager = serviceProvider->placeManager(); |
223 | if (!placeManager) { |
224 | clearData(); |
225 | setStatus(status: Error, errorString: QCoreApplication::translate(context: CONTEXT_NAME, key: PLUGIN_ERROR) |
226 | .arg(a: m_plugin->name()).arg(a: serviceProvider->errorString())); |
227 | return; |
228 | } |
229 | |
230 | m_reply = sendQuery(manager: placeManager, request: m_request); |
231 | if (!m_reply) { |
232 | clearData(); |
233 | setStatus(status: Error, errorString: QCoreApplication::translate(context: CONTEXT_NAME, key: UNABLE_TO_MAKE_REQUEST)); |
234 | return; |
235 | } |
236 | |
237 | m_reply->setParent(this); |
238 | connect(sender: m_reply, SIGNAL(finished()), receiver: this, SLOT(queryFinished())); |
239 | connect(sender: m_reply, SIGNAL(contentUpdated()), receiver: this, SLOT(onContentUpdated())); |
240 | } |
241 | |
242 | /*! |
243 | \internal |
244 | */ |
245 | void QDeclarativeSearchModelBase::cancel() |
246 | { |
247 | if (!m_reply) |
248 | return; |
249 | |
250 | if (!m_reply->isFinished()) |
251 | m_reply->abort(); |
252 | |
253 | if (m_reply) { |
254 | m_reply->deleteLater(); |
255 | m_reply = 0; |
256 | } |
257 | |
258 | setStatus(status: Ready); |
259 | } |
260 | |
261 | /*! |
262 | \internal |
263 | */ |
264 | void QDeclarativeSearchModelBase::reset() |
265 | { |
266 | beginResetModel(); |
267 | clearData(); |
268 | setStatus(status: Null); |
269 | endResetModel(); |
270 | } |
271 | |
272 | /*! |
273 | \internal |
274 | */ |
275 | QString QDeclarativeSearchModelBase::errorString() const |
276 | { |
277 | return m_errorString; |
278 | } |
279 | |
280 | /*! |
281 | \internal |
282 | */ |
283 | void QDeclarativeSearchModelBase::previousPage() |
284 | { |
285 | if (m_previousPageRequest == QPlaceSearchRequest()) |
286 | return; |
287 | |
288 | m_request = m_previousPageRequest; |
289 | update(); |
290 | } |
291 | |
292 | /*! |
293 | \internal |
294 | */ |
295 | void QDeclarativeSearchModelBase::nextPage() |
296 | { |
297 | if (m_nextPageRequest == QPlaceSearchRequest()) |
298 | return; |
299 | |
300 | m_request = m_nextPageRequest; |
301 | update(); |
302 | } |
303 | |
304 | /*! |
305 | \internal |
306 | */ |
307 | void QDeclarativeSearchModelBase::clearData(bool suppressSignal) |
308 | { |
309 | Q_UNUSED(suppressSignal); |
310 | } |
311 | |
312 | /*! |
313 | \internal |
314 | */ |
315 | void QDeclarativeSearchModelBase::classBegin() |
316 | { |
317 | } |
318 | |
319 | /*! |
320 | \internal |
321 | */ |
322 | void QDeclarativeSearchModelBase::componentComplete() |
323 | { |
324 | m_complete = true; |
325 | } |
326 | |
327 | /*! |
328 | \internal |
329 | */ |
330 | void QDeclarativeSearchModelBase::initializePlugin(QDeclarativeGeoServiceProvider *plugin) |
331 | { |
332 | beginResetModel(); |
333 | if (plugin != m_plugin) { |
334 | if (m_plugin) |
335 | disconnect(sender: m_plugin, SIGNAL(nameChanged(QString)), receiver: this, SLOT(pluginNameChanged())); |
336 | if (plugin) |
337 | connect(sender: plugin, SIGNAL(nameChanged(QString)), receiver: this, SLOT(pluginNameChanged())); |
338 | m_plugin = plugin; |
339 | } |
340 | |
341 | if (m_plugin) { |
342 | QGeoServiceProvider *serviceProvider = m_plugin->sharedGeoServiceProvider(); |
343 | if (serviceProvider) { |
344 | QPlaceManager *placeManager = serviceProvider->placeManager(); |
345 | if (placeManager) { |
346 | if (placeManager->childCategoryIds().isEmpty()) { |
347 | QPlaceReply *reply = placeManager->initializeCategories(); |
348 | connect(sender: reply, SIGNAL(finished()), receiver: reply, SLOT(deleteLater())); |
349 | } |
350 | } |
351 | } |
352 | } |
353 | |
354 | endResetModel(); |
355 | } |
356 | |
357 | void QDeclarativeSearchModelBase::onContentUpdated() |
358 | { |
359 | |
360 | } |
361 | |
362 | /*! |
363 | \internal |
364 | */ |
365 | void QDeclarativeSearchModelBase::pluginNameChanged() |
366 | { |
367 | initializePlugin(plugin: m_plugin); |
368 | } |
369 | |
370 | /*! |
371 | \internal |
372 | */ |
373 | void QDeclarativeSearchModelBase::(const QPlaceSearchRequest &previous) |
374 | { |
375 | if (m_previousPageRequest == previous) |
376 | return; |
377 | |
378 | m_previousPageRequest = previous; |
379 | emit previousPagesAvailableChanged(); |
380 | } |
381 | |
382 | void QDeclarativeSearchModelBase::(const QPlaceSearchRequest &next) |
383 | { |
384 | if (m_nextPageRequest == next) |
385 | return; |
386 | |
387 | m_nextPageRequest = next; |
388 | emit nextPagesAvailableChanged(); |
389 | } |
390 | |
391 | QT_END_NAMESPACE |
392 | |