git.iko.soy/unity8
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unity8/tests/mocks/Unity/Application/MirSurfaceListModel.cpp
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1/*
2 * Copyright (C) 2016 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 "MirSurfaceListModel.h"
18#include "ApplicationInfo.h"
20#include "MirSurface.h"
22#define MIRSURFACELISTMODEL_DEBUG 0
24#ifdef MIRSURFACELISTMODEL_DEBUG
25#define DEBUG_MSG(params) qDebug().nospace() << "MirSurfaceListModel::" << __func__ << " " << params
26#else
27#define DEBUG_MSG(params) ((void)0)
28#endif
30using namespace unity::shell::application;
32MirSurfaceListModel::MirSurfaceListModel(QObject *parent) :
33 MirSurfaceListInterface(parent)
37int MirSurfaceListModel::rowCount(const QModelIndex &parent) const
39 return !parent.isValid() ? m_surfaceList.size() : 0;
42QVariant MirSurfaceListModel::data(const QModelIndex& index, int role) const
44 if (index.row() < 0 || index.row() >= m_surfaceList.size())
45 return QVariant();
47 if (role == SurfaceRole) {
48 MirSurface *surface = m_surfaceList.at(index.row());
49 return QVariant::fromValue(static_cast<unity::shell::application::MirSurfaceInterface*>(surface));
50 } else {
51 return QVariant();
52 }
55void MirSurfaceListModel::raise(MirSurface *surface)
57 int i = m_surfaceList.indexOf(surface);
58 if (i != -1) {
59 moveSurface(i, 0);
60 }
63void MirSurfaceListModel::appendSurface(MirSurface *surface)
65 beginInsertRows(QModelIndex(), m_surfaceList.size(), m_surfaceList.size());
66 m_surfaceList.append(surface);
67 connectSurface(surface);
68 endInsertRows();
69 Q_EMIT countChanged();
70 if (m_surfaceList.count() == 1) {
71 Q_EMIT firstChanged();
72 }
75void MirSurfaceListModel::connectSurface(MirSurface *surface)
77// connect(surface, &MirSurface::raiseRequested, this, [this, surface](){ this->raise(surface); });
78 connect(surface, &QObject::destroyed, this, [this, surface](){ this->removeSurface(surface); });
81void MirSurfaceListModel::removeSurface(MirSurface *surface)
83 int i = m_surfaceList.indexOf(surface);
84 if (i != -1) {
85 beginRemoveRows(QModelIndex(), i, i);
86 m_surfaceList.removeAt(i);
87 endRemoveRows();
88 Q_EMIT countChanged();
89 if (m_surfaceList.count() == 0 || i == 0) {
90 Q_EMIT firstChanged();
91 }
92 }
95void MirSurfaceListModel::moveSurface(int from, int to)
97 if (from == to) return;
99 if (from >= 0 && from < m_surfaceList.size() && to >= 0 && to < m_surfaceList.size()) {
100 QModelIndex parent;
101 /* When moving an item down, the destination index needs to be incremented
102 by one, as explained in the documentation:
103 http://qt-project.org/doc/qt-5.0/qtcore/qabstractitemmodel.html#beginMoveRows */
105 beginMoveRows(parent, from, from, parent, to + (to > from ? 1 : 0));
106 m_surfaceList.move(from, to);
107 endMoveRows();
108 }
110 if ((from == 0 || to == 0) && m_surfaceList.count() > 1) {
111 Q_EMIT firstChanged();
112 }
115MirSurfaceInterface *MirSurfaceListModel::get(int index)
117 if (index >=0 && index < m_surfaceList.count()) {
118 return m_surfaceList[index];
119 } else {
120 return nullptr;
121 }
124const MirSurfaceInterface *MirSurfaceListModel::get(int index) const
126 if (index >=0 && index < m_surfaceList.count()) {
127 return m_surfaceList.at(index);
128 } else {
129 return nullptr;
130 }
133MirSurfaceInterface *MirSurfaceListModel::createSurface()
135 QStringList screenshotIds = {"gallery", "map", "facebook", "camera", "browser", "music", "twitter"};
136 int i = rand() % screenshotIds.count();
138 QUrl screenshotUrl = QString("qrc:///Unity/Application/screenshots/%1@12.png")
139 .arg(screenshotIds[i]);
141 auto surface = new MirSurface(QString("prompt foo"),
142 Mir::NormalType,
143 Mir::RestoredState,
144 screenshotUrl);
146 appendSurface(surface);
148 return surface;