git.iko.soy/unity8
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unity8/plugins/Unity/checkoptionfilter.cpp
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1/*
2 * Copyright (C) 2011 Canonical, Ltd.
3 *
4 * Authors:
5 * Florian Boucault <florian.boucault@canonical.com>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; version 3.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 */
20// Self
21#include "checkoptionfilter.h"
23CheckOptionFilter::CheckOptionFilter(QObject *parent) :
24 Filter(parent), m_unityCheckOptionFilter(nullptr), m_options(nullptr)
28FilterOptions* CheckOptionFilter::options() const
30 return m_options;
33void CheckOptionFilter::setUnityFilter(unity::dash::Filter::Ptr filter)
35 Filter::setUnityFilter(filter);
36 m_unityCheckOptionFilter = std::dynamic_pointer_cast<unity::dash::CheckOptionFilter>(m_unityFilter);
38 onOptionsChanged(m_unityCheckOptionFilter->options);
41void CheckOptionFilter::onOptionsChanged(unity::dash::CheckOptionFilter::CheckOptions /* options */)
43 if (m_options != nullptr) {
44 m_signals.disconnectAll();
45 delete m_options;
46 m_options = nullptr;
47 }
48 m_options = new FilterOptions(m_unityCheckOptionFilter->options,
49 m_unityCheckOptionFilter->option_added,
50 m_unityCheckOptionFilter->option_removed);
52 Q_FOREACH(FilterOption* option, m_options->rawList()) {
53 connect(option, SIGNAL(activeChanged(bool)), this, SLOT(onActiveChanged(bool)));
54 }
56 /* Property change signals */
57 m_signals.append(m_unityCheckOptionFilter->options.changed.connect(sigc::mem_fun(this, &CheckOptionFilter::onOptionsChanged)));
59 Q_EMIT optionsChanged();
62void CheckOptionFilter::onActiveChanged(bool state)
64 if (state == false)
65 return;
67 FilterOption *selected_option = dynamic_cast<FilterOption*>(QObject::sender());
68 if (selected_option) {
69 Q_FOREACH(FilterOption* option, m_options->rawList()) {
70 if (option != selected_option && option->active()) {
71 option->setActive(false);
72 // we know only one option can be selected, so break immediately
73 break;
74 }
75 }
76 }