homescreen/src/statusbarmodel.cpp

   1 /*
   2  * Copyright (C) 2016 The Qt Company Ltd.
   3  * Copyright (C) 2017, 2018 TOYOTA MOTOR CORPORATION
   4  *
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *      http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  */
  17
  18 #include "statusbarmodel.h"
  19 #include "statusbarserver.h"
  20 #include <QDebug>
  21 #include "hmi-debug.h"
  22
  23 #include <QtDBus/QDBusConnection>
  24
  25 #include "network.h"
  26
  27
  28 class StatusBarModel::Private
  29 {
  30 public:
  31     Private(StatusBarModel *parent);
  32
  33 private:
  34     StatusBarModel *q;
  35 public:
  36     StatusBarServer server;
  37     QString iconList[StatusBarServer::SupportedCount];
  38     Network *network;
  39 };
  40
  41 StatusBarModel::Private::Private(StatusBarModel *parent)
  42     : q(parent)
  43 {
  44     QDBusConnection dbus = QDBusConnection::sessionBus();
  45     dbus.registerObject("/StatusBar", &server);
  46     dbus.registerService("org.agl.homescreen");
  47     connect(&server, &StatusBarServer::statusIconChanged, [&](int placeholderIndex, const QString &icon) {
  48         if (placeholderIndex < 0 || StatusBarServer::SupportedCount <= placeholderIndex) return;
  49         if (iconList[placeholderIndex] == icon) return;
  50         iconList[placeholderIndex] = icon;
  51         emit q->dataChanged(q->index(placeholderIndex), q->index(placeholderIndex));
  52     });
  53     for (int i = 0; i < StatusBarServer::SupportedCount; i++) {
  54         iconList[i] = server.getStatusIcon(i);
  55     }
  56 }
  57
  58 StatusBarModel::StatusBarModel(QObject *parent)
  59     : QAbstractListModel(parent)
  60     , d(new Private(this))
  61 {
  62 }
  63
  64 StatusBarModel::~StatusBarModel()
  65 {
  66     delete d;
  67 }
  68
  69 void StatusBarModel::init(QUrl &url, QQmlContext *context)
  70 {
  71     HMI_DEBUG("HomeScreen", "StatusBarModel::init");
  72     d->network = new Network(url, context);
  73     context->setContextProperty("network", d->network);
  74
  75     QObject::connect(d->network, &Network::wifiConnectedChanged, this, &StatusBarModel::onWifiConnectedChanged);
  76     QObject::connect(d->network, &Network::wifiEnabledChanged, this, &StatusBarModel::onWifiEnabledChanged);
  77     QObject::connect(d->network, &Network::wifiStrengthChanged, this, &StatusBarModel::onWifiStrengthChanged);
  78
  79     setWifiStatus(d->network->wifiConnected(), d->network->wifiEnabled(), d->network->wifiStrength());
  80 }
  81
  82 void StatusBarModel::setWifiStatus(bool connected, bool enabled, int strength)
  83 {
  84     HMI_DEBUG("HomeScreen", "StatusBarModel::setWifiStatus");
  85     if (enabled && connected)
  86         if (strength < 30)
  87             d->server.setStatusIcon(0, QStringLiteral("qrc:/images/Status/HMI_Status_Wifi_1Bar-01.png"));
  88         else if (strength < 50)
  89             d->server.setStatusIcon(0, QStringLiteral("qrc:/images/Status/HMI_Status_Wifi_2Bars-01.png"));
  90         else if (strength < 70)
  91             d->server.setStatusIcon(0, QStringLiteral("qrc:/images/Status/HMI_Status_Wifi_3Bars-01.png"));
  92         else
  93             d->server.setStatusIcon(0, QStringLiteral("qrc:/images/Status/HMI_Status_Wifi_Full-01.png"));
  94     else
  95         d->server.setStatusIcon(0, QStringLiteral("qrc:/images/Status/HMI_Status_Wifi_NoBars-01.png"));
  96 }
  97
  98 void StatusBarModel::onWifiConnectedChanged(bool connected)
  99 {
 100     setWifiStatus(connected, d->network->wifiEnabled(), d->network->wifiStrength());
 101 }
 102
 103 void StatusBarModel::onWifiEnabledChanged(bool enabled)
 104 {
 105     setWifiStatus(d->network->wifiConnected(), enabled, d->network->wifiStrength());
 106 }
 107
 108 void StatusBarModel::onWifiStrengthChanged(int strength)
 109 {
 110     qInfo() << "Strength changed: " << strength;
 111     setWifiStatus(d->network->wifiConnected(), d->network->wifiEnabled(), strength);
 112 }
 113
 114 int StatusBarModel::rowCount(const QModelIndex &parent) const
 115 {
 116     if (parent.isValid())
 117         return 0;
 118
 119     return StatusBarServer::SupportedCount - 1;
 120 }
 121
 122 QVariant StatusBarModel::data(const QModelIndex &index, int role) const
 123 {
 124     QVariant ret;
 125     if (!index.isValid())
 126         return ret;
 127
 128     switch (role) {
 129     case Qt::DisplayRole:
 130         if (index.row() == 0) {
 131             ret = d->iconList[StatusBarServer::StatusWifi];
 132         } else if (index.row() == 1) {
 133             ret = d->iconList[StatusBarServer::StatusCellular];
 134         }
 135         break;
 136     default:
 137         break;
 138     }
 139
 140     return ret;
 141 }
 142
 143 QHash<int, QByteArray> StatusBarModel::roleNames() const
 144 {
 145     QHash<int, QByteArray> roles;
 146     roles[Qt::DisplayRole] = "icon";
 147     return roles;
 148 }