1/****************************************************************************
2**
3** Copyright (C) 2017 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the examples of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:BSD$
9** Commercial License Usage
10** Licensees holding valid commercial Qt licenses may use this file in
11** accordance with the commercial license agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and The Qt Company. For licensing terms
14** and conditions see https://www.qt.io/terms-conditions. For further
15** information use the contact form at https://www.qt.io/contact-us.
16**
17** BSD License Usage
18** Alternatively, you may use this file under the terms of the BSD license
19** as follows:
20**
21** "Redistribution and use in source and binary forms, with or without
22** modification, are permitted provided that the following conditions are
23** met:
24** * Redistributions of source code must retain the above copyright
25** notice, this list of conditions and the following disclaimer.
26** * Redistributions in binary form must reproduce the above copyright
27** notice, this list of conditions and the following disclaimer in
28** the documentation and/or other materials provided with the
29** distribution.
30** * Neither the name of The Qt Company Ltd nor the names of its
31** contributors may be used to endorse or promote products derived
32** from this software without specific prior written permission.
33**
34**
35** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
36** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
37** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
38** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
39** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
40** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
41** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
42** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
43** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
44** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
45** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
46**
47** $QT_END_LICENSE$
48**
49****************************************************************************/
50
51#include <QtCore/QTextStream>
52#include <QtGui/QGuiApplication>
53#include <QtQml/QQmlApplicationEngine>
54#include <QtQml/QQmlContext>
55#include <QtQuick/QQuickItem>
56
57static bool parseArgs(QStringList& args, QVariantMap& parameters)
58{
59
60 while (!args.isEmpty()) {
61
62 QString param = args.takeFirst();
63
64 if (param.startsWith(s: "--help")) {
65 QTextStream out(stdout);
66 out << "Usage: " << Qt::endl;
67 out << "--plugin.<parameter_name> <parameter_value> - Sets parameter = value for plugin" << Qt::endl;
68 out.flush();
69 return true;
70 }
71
72 if (param.startsWith(s: "--plugin.")) {
73
74 param.remove(i: 0, len: 9);
75
76 if (args.isEmpty() || args.first().startsWith(s: "--")) {
77 parameters[param] = true;
78 } else {
79
80 QString value = args.takeFirst();
81
82 if (value == "true" || value == "on" || value == "enabled") {
83 parameters[param] = true;
84 } else if (value == "false" || value == "off"
85 || value == "disable") {
86 parameters[param] = false;
87 } else {
88 parameters[param] = value;
89 }
90 }
91 }
92 }
93 return false;
94}
95
96int main(int argc, char *argv[])
97{
98 QGuiApplication application(argc, argv);
99
100 QVariantMap parameters;
101 QStringList args(QCoreApplication::arguments());
102
103 // Fetch tokens from the environment, if present
104 const QByteArray mapboxMapID = qgetenv(varName: "MAPBOX_MAP_ID");
105 const QByteArray mapboxAccessToken = qgetenv(varName: "MAPBOX_ACCESS_TOKEN");
106 const QByteArray hereAppID = qgetenv(varName: "HERE_APP_ID");
107 const QByteArray hereToken = qgetenv(varName: "HERE_TOKEN");
108 const QByteArray esriToken = qgetenv(varName: "ESRI_TOKEN");
109
110 if (!mapboxMapID.isEmpty())
111 parameters["mapbox.map_id"] = QString::fromLocal8Bit(str: mapboxMapID);
112 if (!mapboxAccessToken.isEmpty())
113 parameters["mapbox.access_token"] = QString::fromLocal8Bit(str: mapboxAccessToken);
114 if (!hereAppID.isEmpty())
115 parameters["here.app_id"] = QString::fromLocal8Bit(str: hereAppID);
116 if (!hereToken.isEmpty())
117 parameters["here.token"] = QString::fromLocal8Bit(str: hereToken);
118 if (!esriToken.isEmpty())
119 parameters["esri.token"] = QString::fromLocal8Bit(str: esriToken);
120
121 if (parseArgs(args, parameters))
122 return 0;
123
124 QQmlApplicationEngine engine;
125 engine.addImportPath(QStringLiteral(":/imports"));
126 engine.load(url: QUrl(QStringLiteral("qrc:///places.qml")));
127 QObject::connect(sender: &engine, SIGNAL(quit()), qApp, SLOT(quit()));
128
129 QObject *item = engine.rootObjects().first();
130 Q_ASSERT(item);
131
132 QMetaObject::invokeMethod(obj: item, member: "initializeProviders",
133 Q_ARG(QVariant, QVariant::fromValue(parameters)));
134
135 return application.exec();
136}
137

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