| /**************************************************************************** |
| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtLocation module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL3$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
| ** and conditions see http://www.qt.io/terms-conditions. For further |
| ** information use the contact form at http://www.qt.io/contact-us. |
| ** |
| ** GNU Lesser General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU Lesser |
| ** General Public License version 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPLv3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or later as published by the Free |
| ** Software Foundation and appearing in the file LICENSE.GPL included in |
| ** the packaging of this file. Please review the following information to |
| ** ensure the GNU General Public License version 2.0 requirements will be |
| ** met: http://www.gnu.org/licenses/gpl-2.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "qdeclarativesearchmodelbase_p.h" |
| #include "qdeclarativeplace_p.h" |
| #include "error_messages_p.h" |
| |
| #include <QtCore/QCoreApplication> |
| #include <QtQml/QQmlInfo> |
| #include <QtLocation/QGeoServiceProvider> |
| #include <QtLocation/QPlaceManager> |
| #include <QtLocation/QPlaceSearchRequest> |
| #include <QtLocation/QPlaceSearchReply> |
| #include <QtPositioning/QGeoCircle> |
| #include <QtPositioning/QGeoPolygon> |
| #include <QtLocation/private/qdeclarativegeoroute_p.h> |
| #include <QtLocation/private/qplacesearchrequest_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| QDeclarativeSearchModelBase::QDeclarativeSearchModelBase(QObject *parent) |
| : QAbstractListModel(parent), m_plugin(0), m_reply(0), m_complete(false), m_status(Null) |
| { |
| } |
| |
| QDeclarativeSearchModelBase::~QDeclarativeSearchModelBase() |
| { |
| } |
| |
| /*! |
| \internal |
| */ |
| QDeclarativeGeoServiceProvider *QDeclarativeSearchModelBase::plugin() const |
| { |
| return m_plugin; |
| } |
| |
| /*! |
| \internal |
| */ |
| void QDeclarativeSearchModelBase::setPlugin(QDeclarativeGeoServiceProvider *plugin) |
| { |
| if (m_plugin == plugin) |
| return; |
| |
| initializePlugin(plugin); |
| |
| if (m_complete) |
| emit pluginChanged(); |
| } |
| |
| /*! |
| \internal |
| */ |
| QVariant QDeclarativeSearchModelBase::searchArea() const |
| { |
| QGeoShape s = m_request.searchArea(); |
| if (s.type() == QGeoShape::RectangleType) |
| return QVariant::fromValue(QGeoRectangle(s)); |
| else if (s.type() == QGeoShape::CircleType) |
| return QVariant::fromValue(QGeoCircle(s)); |
| else if (s.type() == QGeoShape::PolygonType) |
| return QVariant::fromValue(QGeoPolygon(s)); |
| else |
| return QVariant::fromValue(s); |
| } |
| |
| /*! |
| \internal |
| */ |
| void QDeclarativeSearchModelBase::setSearchArea(const QVariant &searchArea) |
| { |
| QGeoShape s; |
| QDeclarativeGeoRoute *route = nullptr; |
| bool routeSearchArea = false; |
| if (searchArea.userType() == qMetaTypeId<QGeoRectangle>()) |
| s = searchArea.value<QGeoRectangle>(); |
| else if (searchArea.userType() == qMetaTypeId<QGeoCircle>()) |
| s = searchArea.value<QGeoCircle>(); |
| else if (searchArea.userType() == qMetaTypeId<QGeoShape>()) |
| s = searchArea.value<QGeoShape>(); |
| else if (int(searchArea.type()) == qMetaTypeId<QObject *>()) { |
| route = searchArea.value<QDeclarativeGeoRoute *>(); |
| if (!route) |
| return; |
| routeSearchArea = true; |
| } |
| |
| QPlaceSearchRequestPrivate *rp = QPlaceSearchRequestPrivate::get(m_request); |
| // Invalidating the other thing |
| if (routeSearchArea) |
| m_request.setSearchArea(QGeoShape()); |
| else |
| rp->routeSearchArea = QGeoRoute(); |
| |
| if (m_request.searchArea() == s |
| && (!route || rp->routeSearchArea == route->route())) |
| return; |
| |
| if (routeSearchArea) |
| rp->routeSearchArea = route->route(); |
| else |
| m_request.setSearchArea(s); |
| emit searchAreaChanged(); |
| } |
| |
| /*! |
| \internal |
| */ |
| int QDeclarativeSearchModelBase::limit() const |
| { |
| return m_request.limit(); |
| } |
| |
| /*! |
| \internal |
| */ |
| void QDeclarativeSearchModelBase::setLimit(int limit) |
| { |
| if (m_request.limit() == limit) |
| return; |
| |
| m_request.setLimit(limit); |
| emit limitChanged(); |
| } |
| |
| /*! |
| \internal |
| */ |
| bool QDeclarativeSearchModelBase::previousPagesAvailable() const |
| { |
| return m_previousPageRequest != QPlaceSearchRequest(); |
| } |
| |
| /*! |
| \internal |
| */ |
| bool QDeclarativeSearchModelBase::nextPagesAvailable() const |
| { |
| return m_nextPageRequest != QPlaceSearchRequest(); |
| } |
| |
| /*! |
| \internal |
| */ |
| QDeclarativeSearchModelBase::Status QDeclarativeSearchModelBase::status() const |
| { |
| return m_status; |
| } |
| |
| /*! |
| \internal |
| */ |
| void QDeclarativeSearchModelBase::setStatus(Status status, const QString &errorString) |
| { |
| Status prevStatus = m_status; |
| |
| m_status = status; |
| m_errorString = errorString; |
| |
| if (prevStatus != m_status) |
| emit statusChanged(); |
| } |
| |
| /*! |
| \internal |
| */ |
| void QDeclarativeSearchModelBase::update() |
| { |
| if (m_reply) |
| return; |
| |
| setStatus(Loading); |
| |
| if (!m_plugin) { |
| clearData(); |
| setStatus(Error, QCoreApplication::translate(CONTEXT_NAME, PLUGIN_PROPERTY_NOT_SET)); |
| return; |
| } |
| |
| QGeoServiceProvider *serviceProvider = m_plugin->sharedGeoServiceProvider(); |
| if (!serviceProvider) { |
| clearData(); |
| setStatus(Error, QCoreApplication::translate(CONTEXT_NAME, PLUGIN_PROVIDER_ERROR) |
| .arg(m_plugin->name())); |
| return; |
| } |
| |
| QPlaceManager *placeManager = serviceProvider->placeManager(); |
| if (!placeManager) { |
| clearData(); |
| setStatus(Error, QCoreApplication::translate(CONTEXT_NAME, PLUGIN_ERROR) |
| .arg(m_plugin->name()).arg(serviceProvider->errorString())); |
| return; |
| } |
| |
| m_reply = sendQuery(placeManager, m_request); |
| if (!m_reply) { |
| clearData(); |
| setStatus(Error, QCoreApplication::translate(CONTEXT_NAME, UNABLE_TO_MAKE_REQUEST)); |
| return; |
| } |
| |
| m_reply->setParent(this); |
| connect(m_reply, SIGNAL(finished()), this, SLOT(queryFinished())); |
| connect(m_reply, SIGNAL(contentUpdated()), this, SLOT(onContentUpdated())); |
| } |
| |
| /*! |
| \internal |
| */ |
| void QDeclarativeSearchModelBase::cancel() |
| { |
| if (!m_reply) |
| return; |
| |
| if (!m_reply->isFinished()) |
| m_reply->abort(); |
| |
| if (m_reply) { |
| m_reply->deleteLater(); |
| m_reply = 0; |
| } |
| |
| setStatus(Ready); |
| } |
| |
| /*! |
| \internal |
| */ |
| void QDeclarativeSearchModelBase::reset() |
| { |
| beginResetModel(); |
| clearData(); |
| setStatus(Null); |
| endResetModel(); |
| } |
| |
| /*! |
| \internal |
| */ |
| QString QDeclarativeSearchModelBase::errorString() const |
| { |
| return m_errorString; |
| } |
| |
| /*! |
| \internal |
| */ |
| void QDeclarativeSearchModelBase::previousPage() |
| { |
| if (m_previousPageRequest == QPlaceSearchRequest()) |
| return; |
| |
| m_request = m_previousPageRequest; |
| update(); |
| } |
| |
| /*! |
| \internal |
| */ |
| void QDeclarativeSearchModelBase::nextPage() |
| { |
| if (m_nextPageRequest == QPlaceSearchRequest()) |
| return; |
| |
| m_request = m_nextPageRequest; |
| update(); |
| } |
| |
| /*! |
| \internal |
| */ |
| void QDeclarativeSearchModelBase::clearData(bool suppressSignal) |
| { |
| Q_UNUSED(suppressSignal); |
| } |
| |
| /*! |
| \internal |
| */ |
| void QDeclarativeSearchModelBase::classBegin() |
| { |
| } |
| |
| /*! |
| \internal |
| */ |
| void QDeclarativeSearchModelBase::componentComplete() |
| { |
| m_complete = true; |
| } |
| |
| /*! |
| \internal |
| */ |
| void QDeclarativeSearchModelBase::initializePlugin(QDeclarativeGeoServiceProvider *plugin) |
| { |
| beginResetModel(); |
| if (plugin != m_plugin) { |
| if (m_plugin) |
| disconnect(m_plugin, SIGNAL(nameChanged(QString)), this, SLOT(pluginNameChanged())); |
| if (plugin) |
| connect(plugin, SIGNAL(nameChanged(QString)), this, SLOT(pluginNameChanged())); |
| m_plugin = plugin; |
| } |
| |
| if (m_plugin) { |
| QGeoServiceProvider *serviceProvider = m_plugin->sharedGeoServiceProvider(); |
| if (serviceProvider) { |
| QPlaceManager *placeManager = serviceProvider->placeManager(); |
| if (placeManager) { |
| if (placeManager->childCategoryIds().isEmpty()) { |
| QPlaceReply *reply = placeManager->initializeCategories(); |
| connect(reply, SIGNAL(finished()), reply, SLOT(deleteLater())); |
| } |
| } |
| } |
| } |
| |
| endResetModel(); |
| } |
| |
| void QDeclarativeSearchModelBase::onContentUpdated() |
| { |
| |
| } |
| |
| /*! |
| \internal |
| */ |
| void QDeclarativeSearchModelBase::pluginNameChanged() |
| { |
| initializePlugin(m_plugin); |
| } |
| |
| /*! |
| \internal |
| */ |
| void QDeclarativeSearchModelBase::setPreviousPageRequest(const QPlaceSearchRequest &previous) |
| { |
| if (m_previousPageRequest == previous) |
| return; |
| |
| m_previousPageRequest = previous; |
| emit previousPagesAvailableChanged(); |
| } |
| |
| void QDeclarativeSearchModelBase::setNextPageRequest(const QPlaceSearchRequest &next) |
| { |
| if (m_nextPageRequest == next) |
| return; |
| |
| m_nextPageRequest = next; |
| emit nextPagesAvailableChanged(); |
| } |
| |
| QT_END_NAMESPACE |