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50
51#include <QtCore/QTextStream>
52#include <QtGui/QGuiApplication>
53#include <QtQml/QQmlApplicationEngine>
54#include <QtQuick/QQuickItem>
55#if QT_CONFIG(ssl)
56#include <QSslSocket>
57#endif
58#include <QQmlContext>
59
60static bool parseArgs(QStringList& args, QVariantMap& parameters)
61{
62
63 while (!args.isEmpty()) {
64
65 QString param = args.takeFirst();
66
67 if (param.startsWith(s: "--help")) {
68 QTextStream out(stdout);
69 out << "Usage: " << Qt::endl;
70 out << "--plugin.<parameter_name> <parameter_value> - Sets parameter = value for plugin" << Qt::endl;
71 out.flush();
72 return true;
73 }
74
75 if (param.startsWith(s: "--plugin.")) {
76
77 param.remove(i: 0, len: 9);
78
79 if (args.isEmpty() || args.first().startsWith(s: "--")) {
80 parameters[param] = true;
81 } else {
82
83 QString value = args.takeFirst();
84
85 if (value == "true" || value == "on" || value == "enabled") {
86 parameters[param] = true;
87 } else if (value == "false" || value == "off"
88 || value == "disable") {
89 parameters[param] = false;
90 } else {
91 parameters[param] = value;
92 }
93 }
94 }
95 }
96 return false;
97}
98
99int main(int argc, char *argv[])
100{
101#if QT_CONFIG(library)
102 const QByteArray additionalLibraryPaths = qgetenv(varName: "QTLOCATION_EXTRA_LIBRARY_PATH");
103 for (const QByteArray &p : additionalLibraryPaths.split(sep: ':'))
104 QCoreApplication::addLibraryPath(QString(p));
105#endif
106 QGuiApplication::setAttribute(attribute: Qt::AA_EnableHighDpiScaling);
107 QGuiApplication application(argc, argv);
108
109 QVariantMap parameters;
110 QStringList args(QCoreApplication::arguments());
111
112 // Fetch tokens from the environment, if present
113 const QByteArray mapboxMapID = qgetenv(varName: "MAPBOX_MAP_ID");
114 const QByteArray mapboxAccessToken = qgetenv(varName: "MAPBOX_ACCESS_TOKEN");
115 const QByteArray hereAppID = qgetenv(varName: "HERE_APP_ID");
116 const QByteArray hereToken = qgetenv(varName: "HERE_TOKEN");
117 const QByteArray esriToken = qgetenv(varName: "ESRI_TOKEN");
118
119 if (!mapboxMapID.isEmpty())
120 parameters["mapbox.map_id"] = QString::fromLocal8Bit(str: mapboxMapID);
121 if (!mapboxAccessToken.isEmpty()) {
122 parameters["mapbox.access_token"] = QString::fromLocal8Bit(str: mapboxAccessToken);
123 parameters["mapboxgl.access_token"] = QString::fromLocal8Bit(str: mapboxAccessToken);
124 }
125 if (!hereAppID.isEmpty())
126 parameters["here.app_id"] = QString::fromLocal8Bit(str: hereAppID);
127 if (!hereToken.isEmpty())
128 parameters["here.token"] = QString::fromLocal8Bit(str: hereToken);
129 if (!esriToken.isEmpty())
130 parameters["esri.token"] = QString::fromLocal8Bit(str: esriToken);
131
132 if (parseArgs(args, parameters))
133 return 0;
134 if (!args.contains(QStringLiteral("osm.useragent")))
135 parameters[QStringLiteral("osm.useragent")] = QStringLiteral("QtLocation Mapviewer example");
136
137 QQmlApplicationEngine engine;
138#if QT_CONFIG(ssl)
139 engine.rootContext()->setContextProperty("supportsSsl", QSslSocket::supportsSsl());
140#else
141 engine.rootContext()->setContextProperty("supportsSsl", false);
142#endif
143 engine.addImportPath(QStringLiteral(":/imports"));
144 engine.load(url: QUrl(QStringLiteral("qrc:///mapviewer.qml")));
145 QObject::connect(sender: &engine, SIGNAL(quit()), qApp, SLOT(quit()));
146
147 QObject *item = engine.rootObjects().first();
148 Q_ASSERT(item);
149
150 QMetaObject::invokeMethod(obj: item, member: "initializeProviders",
151 Q_ARG(QVariant, QVariant::fromValue(parameters)));
152
153 return application.exec();
154}
155

source code of qtlocation/examples/location/mapviewer/main.cpp