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a2b92157 JH |
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, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #include <assert.h> | |
22 | ||
23 | #include <QSpinBox> | |
24 | ||
25 | #include "int.h" | |
26 | ||
27 | using namespace std; | |
28 | using namespace boost; | |
29 | ||
30 | namespace pv { | |
31 | namespace prop { | |
32 | ||
33 | Int::Int(QString name, | |
34 | QString suffix, | |
35 | optional< pair<int64_t, int64_t> > range, | |
36 | Getter getter, | |
37 | Setter setter) : | |
38 | Property(name, getter, setter), | |
39 | _suffix(suffix), | |
40 | _range(range), | |
41 | _spin_box(NULL) | |
42 | { | |
43 | } | |
44 | ||
f459c540 JH |
45 | Int::~Int() |
46 | { | |
47 | } | |
48 | ||
b1fe148e | 49 | QWidget* Int::get_widget(QWidget *parent, bool auto_commit) |
a2b92157 JH |
50 | { |
51 | if (_spin_box) | |
52 | return _spin_box; | |
53 | ||
54 | _spin_box = new QSpinBox(parent); | |
55 | _spin_box->setSuffix(_suffix); | |
56 | if (_range) | |
57 | _spin_box->setRange((int)_range->first, (int)_range->second); | |
a915c6a3 JH |
58 | else |
59 | _spin_box->setRange(INT_MIN, INT_MAX); | |
a2b92157 JH |
60 | |
61 | GVariant *const value = _getter ? _getter() : NULL; | |
62 | if (value) { | |
63 | _spin_box->setValue((int)g_variant_get_int64(value)); | |
64 | g_variant_unref(value); | |
65 | } | |
66 | ||
b1fe148e JH |
67 | if (auto_commit) |
68 | connect(_spin_box, SIGNAL(valueChanged(int)), | |
69 | this, SLOT(on_value_changed(int))); | |
70 | ||
a2b92157 JH |
71 | return _spin_box; |
72 | } | |
73 | ||
74 | void Int::commit() | |
75 | { | |
76 | assert(_setter); | |
77 | ||
78 | if (!_spin_box) | |
79 | return; | |
80 | ||
81 | _setter(g_variant_new_int64(_spin_box->value())); | |
82 | } | |
83 | ||
b1fe148e JH |
84 | void Int::on_value_changed(int) |
85 | { | |
86 | commit(); | |
87 | } | |
88 | ||
a2b92157 JH |
89 | } // prop |
90 | } // pv |