1 /*
2 * This file is part of the PulseView project.
3 *
4 * Copyright (C) 2013 Joel Holdsworth <joel@airwebreathe.org.uk>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
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 */
19
20 #include <cassert>
21
22 #include <QCheckBox>
23 #include <QDebug>
24
25 #include <libsigrokcxx/libsigrokcxx.hpp>
26
27 #include "bool.hpp"
28
29 namespace pv {
30 namespace prop {
31
Bool(QString name,QString desc,Getter getter,Setter setter)32 Bool::Bool(QString name, QString desc, Getter getter, Setter setter) :
33 Property(name, desc, getter, setter),
34 check_box_(nullptr)
35 {
36 }
37
get_widget(QWidget * parent,bool auto_commit)38 QWidget* Bool::get_widget(QWidget *parent, bool auto_commit)
39 {
40 if (check_box_)
41 return check_box_;
42
43 if (!getter_)
44 return nullptr;
45
46 try {
47 Glib::VariantBase variant = getter_();
48 if (!variant.gobj())
49 return nullptr;
50 } catch (const sigrok::Error &e) {
51 qWarning() << tr("Querying config key %1 resulted in %2").arg(name_, e.what());
52 return nullptr;
53 }
54
55 check_box_ = new QCheckBox(name(), parent);
56 check_box_->setToolTip(desc());
57
58 update_widget();
59
60 if (auto_commit)
61 connect(check_box_, SIGNAL(stateChanged(int)),
62 this, SLOT(on_state_changed(int)));
63
64 return check_box_;
65 }
66
labeled_widget() const67 bool Bool::labeled_widget() const
68 {
69 return true;
70 }
71
update_widget()72 void Bool::update_widget()
73 {
74 if (!check_box_)
75 return;
76
77 Glib::VariantBase variant;
78
79 try {
80 variant = getter_();
81 } catch (const sigrok::Error &e) {
82 qWarning() << tr("Querying config key %1 resulted in %2").arg(name_, e.what());
83 return;
84 }
85
86 assert(variant.gobj());
87 bool value = Glib::VariantBase::cast_dynamic<Glib::Variant<bool>>(
88 variant).get();
89
90 check_box_->setCheckState(value ? Qt::Checked : Qt::Unchecked);
91 }
92
commit()93 void Bool::commit()
94 {
95 assert(setter_);
96
97 if (!check_box_)
98 return;
99
100 setter_(Glib::Variant<bool>::create(check_box_->checkState() == Qt::Checked));
101 }
102
on_state_changed(int)103 void Bool::on_state_changed(int)
104 {
105 commit();
106 }
107
108 } // namespace prop
109 } // namespace pv
110