binding: Add description tooltips to almost all binding types.
[pulseview.git] / pv / binding / binding.cpp
1 /*
2  * This file is part of the PulseView project.
3  *
4  * Copyright (C) 2012 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 <QFormLayout>
23 #include <QLabel>
24
25 #include <pv/prop/property.hpp>
26
27 #include "binding.hpp"
28
29 using std::shared_ptr;
30 using std::string;
31 using std::vector;
32
33 namespace pv {
34 namespace binding {
35
36 const vector< shared_ptr<prop::Property> >& Binding::properties()
37 {
38         return properties_;
39 }
40
41 void Binding::commit()
42 {
43         for (shared_ptr<pv::prop::Property> p : properties_) {
44                 assert(p);
45                 p->commit();
46         }
47 }
48
49 void Binding::add_properties_to_form(QFormLayout *layout,
50         bool auto_commit) const
51 {
52         assert(layout);
53
54         for (shared_ptr<pv::prop::Property> p : properties_) {
55                 assert(p);
56
57                 QWidget *const widget = p->get_widget(layout->parentWidget(),
58                         auto_commit);
59                 if (p->labeled_widget()) {
60                         layout->addRow(widget);
61                 } else {
62                         auto *lbl = new QLabel(p->name());
63                         lbl->setToolTip(p->desc());
64                         layout->addRow(lbl, widget);
65                 }
66         }
67 }
68
69 QWidget* Binding::get_property_form(QWidget *parent,
70         bool auto_commit) const
71 {
72         QWidget *const form = new QWidget(parent);
73         QFormLayout *const layout = new QFormLayout(form);
74         form->setLayout(layout);
75         add_properties_to_form(layout, auto_commit);
76         return form;
77 }
78
79 QString Binding::print_gvariant(Glib::VariantBase gvar)
80 {
81         QString s;
82
83         if (!gvar.gobj())
84                 s = QString::fromStdString("(null)");
85         else if (gvar.is_of_type(Glib::VariantType("s")))
86                 s = QString::fromStdString(
87                         Glib::VariantBase::cast_dynamic<Glib::Variant<string>>(
88                                 gvar).get());
89         else
90                 s = QString::fromStdString(gvar.print());
91
92         return s;
93 }
94
95 }  // namespace binding
96 }  // namespace pv