git.iko.soy/unity8
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unity8/src/UnityApplication.cpp
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1/*
2 * Copyright (C) 2015 Canonical, Ltd.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 3.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
17#include "UnityApplication.h"
19// Qt
20#include <QLibrary>
21#include <QProcess>
22#include <QScreen>
23#include <QQmlContext>
24#include <QQmlComponent>
26#include <QGSettings>
28#include <libintl.h>
30// libandroid-properties
31#include <hybris/properties/properties.h>
33// qtmir
34#include <qtmir/displayconfigurationstorage.h>
36// local
37#include <paths.h>
38#include "CachingNetworkManagerFactory.h"
39#include "UnityCommandLineParser.h"
40#include "DebuggingController.h"
41#include "WindowManagementPolicy.h"
42#include "DisplayConfigurationStorage.h"
44#include <QDebug>
48UnityApplication::UnityApplication(int & argc, char ** argv)
49 : qtmir::MirServerApplication(argc, argv, { qtmir::SetWindowManagementPolicy<WindowManagementPolicy>(),
50 qtmir::SetDisplayConfigurationStorage<DisplayConfigurationStorage>() })
51 , m_qmlArgs(this)
53 setApplicationName(QStringLiteral("unity8"));
54 setOrganizationName(QStringLiteral("Canonical"));
56 setupQmlEngine();
58 if (m_qmlArgs.deviceName().isEmpty()) {
59 char buffer[200];
60 property_get("ro.product.device", buffer /* value */, "desktop" /* default_value*/);
61 m_qmlArgs.setDeviceName(QString(buffer));
62 }
64 // The testability driver is only loaded by QApplication but not by QGuiApplication.
65 // However, QApplication depends on QWidget which would add some unneeded overhead => Let's load the testability driver on our own.
66 if (m_qmlArgs.hasTestability() || getenv("QT_LOAD_TESTABILITY")) {
67 QLibrary testLib(QStringLiteral("qttestability"));
68 if (testLib.load()) {
69 typedef void (*TasInitialize)(void);
70 TasInitialize initFunction = (TasInitialize)testLib.resolve("qt_testability_init");
71 if (initFunction) {
72 initFunction();
73 } else {
74 qCritical("Library qttestability resolve failed!");
75 }
76 } else {
77 qCritical("Library qttestability load failed!");
78 }
79 }
81 bindtextdomain("unity8", translationDirectory().toUtf8().data());
82 textdomain("unity8");
84 QScopedPointer<QGSettings> gSettings(new QGSettings("com.canonical.Unity8"));
85 gSettings->reset(QStringLiteral("alwaysShowOsk"));
88 QByteArray pxpguEnv = qgetenv("GRID_UNIT_PX");
89 bool ok;
90 int pxpgu = pxpguEnv.toInt(&ok);
91 if (!ok) {
92 pxpgu = 8;
93 }
94 m_qmlEngine->rootContext()->setContextProperty("internalGu", pxpgu);
95 m_qmlEngine->rootContext()->setContextProperty(QStringLiteral("applicationArguments"), &m_qmlArgs);
96 m_qmlEngine->rootContext()->setContextProperty("DebuggingController", new DebuggingController(this));
98 auto component(new QQmlComponent(m_qmlEngine, m_qmlArgs.qmlfie()));
99 component->create();
100 if (component->status() == QQmlComponent::Error) {
101 m_qmlEngine->rootContext()->setContextProperty(QStringLiteral("errorString"), component->errorString());
102 auto errorComponent(new QQmlComponent(m_qmlEngine,
103 QUrl::fromLocalFile(::qmlDirectory() + "/ErrorApplication.qml")));
104 errorComponent->create();
105 qDebug() << errorComponent->errorString();
106 return;
107 }
109 #ifdef UNITY8_ENABLE_TOUCH_EMULATION
110 // You will need this if you want to interact with touch-only components using a mouse
111 // Needed only when manually testing on a desktop.
112 if (m_qmlArgs.hasMouseToTouch()) {
113 m_mouseTouchAdaptor = MouseTouchAdaptor::instance();
114 }
115 #endif
117 if (m_qmlArgs.mode().compare("greeter") == 0) {
118 if (!QProcess::startDetached("initctl emit --no-wait unity8-greeter-started")) {
119 qDebug() << "Unable to send unity8-greeter-started event to Upstart";
120 }
121 }
124UnityApplication::~UnityApplication()
126 destroyResources();
129void UnityApplication::destroyResources()
131 #ifdef UNITY8_ENABLE_TOUCH_EMULATION
132 delete m_mouseTouchAdaptor;
133 m_mouseTouchAdaptor = nullptr;
134 #endif
136 delete m_qmlEngine;
137 m_qmlEngine = nullptr;
140void UnityApplication::setupQmlEngine()
142 m_qmlEngine = new QQmlEngine(this);
144 m_qmlEngine->setBaseUrl(QUrl::fromLocalFile(::qmlDirectory()));
146 prependImportPaths(m_qmlEngine, ::overrideImportPaths());
147 appendImportPaths(m_qmlEngine, ::fallbackImportPaths());
149 m_qmlEngine->setNetworkAccessManagerFactory(new CachingNetworkManagerFactory);
151 QObject::connect(m_qmlEngine, &QQmlEngine::quit, this, &QGuiApplication::quit);