git.iko.soy/unity8
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unity8/tests/mocks/Unity/Application/MirSurfaceItem.cpp
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1/*
2 * Copyright (C) 2014 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 "MirSurfaceItem.h"
18#include "Session.h"
20#include <paths.h>
22#include <QGuiApplication>
23#include <QQuickView>
24#include <QQmlProperty>
25#include <QQmlEngine>
26#include <QString>
28#include <QDebug>
30MirSurfaceItem::MirSurfaceItem(const QString& name,
31 MirSurfaceItem::Type type,
32 MirSurfaceItem::State state,
33 const QUrl& screenshot,
34 const QString &qmlFilePath,
35 QQuickItem *parent)
36 : QQuickItem(parent)
37 , m_session(nullptr)
38 , m_name(name)
39 , m_type(type)
40 , m_state(state)
41 , m_live(true)
42 , m_qmlItem(nullptr)
43 , m_screenshotUrl(screenshot)
45 qDebug() << "MirSurfaceItem::MirSurfaceItem() " << this->name();
47 QQmlEngine::setObjectOwnership(this, QQmlEngine::CppOwnership);
49 connect(this, &QQuickItem::focusChanged,
50 this, &MirSurfaceItem::onFocusChanged);
52 // The assumptions I make here really should hold.
53 QQuickView *quickView =
54 qobject_cast<QQuickView*>(QGuiApplication::topLevelWindows()[0]);
56 QString qmlComponentFilePath;
57 if (!qmlFilePath.isEmpty()) {
58 qmlComponentFilePath.append(qmlFilePath);
59 } else {
60 qmlComponentFilePath = QString("%1/Unity/Application/MirSurfaceItem.qml")
61 .arg(mockPluginsDir());
62 }
64 m_qmlContentComponent = new QQmlComponent(quickView->engine(), qmlComponentFilePath);
66 switch (m_qmlContentComponent->status()) {
67 case QQmlComponent::Ready:
68 createQmlContentItem();
69 break;
70 case QQmlComponent::Loading:
71 connect(m_qmlContentComponent, &QQmlComponent::statusChanged,
72 this, &MirSurfaceItem::onComponentStatusChanged);
73 break;
74 case QQmlComponent::Error:
75 printComponentErrors();
76 qFatal("MirSurfaceItem: failed to create content component.");
77 break;
78 default:
79 qFatal("MirSurfaceItem: Unhandled component status");
80 }
83MirSurfaceItem::~MirSurfaceItem()
85 qDebug() << "MirSurfaceItem::~MirSurfaceItem() " << name();
86 if (m_session) {
87 m_session->setSurface(nullptr);
88 }
91void MirSurfaceItem::printComponentErrors()
93 QList<QQmlError> errors = m_qmlContentComponent->errors();
94 for (int i = 0; i < errors.count(); ++i) {
95 qDebug() << errors[i];
96 }
99void MirSurfaceItem::release()
101 qDebug() << "MirSurfaceItem::release " << name();
103 if (m_session) {
104 m_session->setSurface(nullptr);
105 }
106 if (!parent()) {
107 deleteLater();
108 }
111void MirSurfaceItem::setSession(Session* session)
113 m_session = session;
116void MirSurfaceItem::setScreenshot(const QUrl& screenshot)
118 m_screenshotUrl = screenshot;
119 if (m_qmlItem) {
120 QQmlProperty screenshotSource(m_qmlItem, "screenshotSource");
121 screenshotSource.write(QVariant::fromValue(m_screenshotUrl));
122 }
125void MirSurfaceItem::setLive(bool live)
127 if (m_live != live) {
128 m_live = live;
129 Q_EMIT liveChanged(m_live);
130 }
133void MirSurfaceItem::onQmlWantInputMethodChanged()
135 QQmlProperty prop(m_qmlItem, "wantInputMethod");
136 bool wantInputMethod = prop.read().toBool();
138 if (hasFocus() && wantInputMethod) {
139 Q_EMIT inputMethodRequested();
140 }
143void MirSurfaceItem::onFocusChanged()
145 QQmlProperty prop(m_qmlItem, "wantInputMethod");
146 bool wantInputMethod = prop.read().toBool();
148 if (!hasFocus() && wantInputMethod) {
149 Q_EMIT inputMethodDismissed();
150 prop.write(QVariant::fromValue(false));
151 }
154void MirSurfaceItem::setState(MirSurfaceItem::State newState)
156 if (newState != m_state) {
157 m_state = newState;
158 Q_EMIT stateChanged(newState);
159 }
162void MirSurfaceItem::onComponentStatusChanged(QQmlComponent::Status status)
164 if (status == QQmlComponent::Ready) {
165 createQmlContentItem();
166 }
169void MirSurfaceItem::createQmlContentItem()
171 qDebug() << "MirSurfaceItem::createQmlContentItem()";
173 m_qmlItem = qobject_cast<QQuickItem*>(m_qmlContentComponent->create());
174 m_qmlItem->setParentItem(this);
176 setImplicitWidth(m_qmlItem->implicitWidth());
177 setImplicitHeight(m_qmlItem->implicitHeight());
179 {
180 QQmlProperty screenshotSource(m_qmlItem, "screenshotSource");
181 screenshotSource.write(QVariant::fromValue(m_screenshotUrl));
182 }
184 {
185 QQmlProperty prop(m_qmlItem, "wantInputMethod");
186 if (prop.type() == QQmlProperty::Property) {
187 bool ok = prop.connectNotifySignal(this, SLOT(onQmlWantInputMethodChanged()));
188 if (!ok) qCritical("MirSurfaceItem: failed to connect to wantInputMethod notify signal");
189 }
190 }