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820c3dea JH |
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, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
24bb0bd1 JH |
21 | #include <assert.h> |
22 | ||
820c3dea JH |
23 | #include <QComboBox> |
24 | ||
25 | #include "enum.h" | |
26 | ||
8a017a8b | 27 | using namespace boost; |
820c3dea JH |
28 | using namespace std; |
29 | ||
30 | namespace pv { | |
31 | namespace prop { | |
32 | ||
24bb0bd1 | 33 | Enum::Enum(QString name, |
9b258927 JH |
34 | vector<pair<GVariant*, QString> > values, |
35 | Getter getter, Setter setter) : | |
36 | Property(name, getter, setter), | |
820c3dea JH |
37 | _values(values), |
38 | _selector(NULL) | |
39 | { | |
40 | } | |
41 | ||
9b258927 JH |
42 | Enum::~Enum() |
43 | { | |
44 | for (unsigned int i = 0; i < _values.size(); i++) | |
45 | g_variant_unref(_values[i].first); | |
46 | } | |
47 | ||
820c3dea JH |
48 | QWidget* Enum::get_widget(QWidget *parent) |
49 | { | |
9ba4ca35 | 50 | if (_selector) |
820c3dea JH |
51 | return _selector; |
52 | ||
9b258927 | 53 | GVariant *const value = _getter ? _getter() : NULL; |
d191508b | 54 | |
820c3dea | 55 | _selector = new QComboBox(parent); |
793f8096 | 56 | for (unsigned int i = 0; i < _values.size(); i++) { |
9b258927 JH |
57 | const pair<GVariant*, QString> &v = _values[i]; |
58 | _selector->addItem(v.second, qVariantFromValue((void*)v.first)); | |
7a2b7394 | 59 | if (value && g_variant_equal(v.first, value)) |
d191508b JH |
60 | _selector->setCurrentIndex(i); |
61 | } | |
820c3dea | 62 | |
9b258927 JH |
63 | g_variant_unref(value); |
64 | ||
820c3dea JH |
65 | return _selector; |
66 | } | |
67 | ||
24bb0bd1 JH |
68 | void Enum::commit() |
69 | { | |
70 | assert(_setter); | |
71 | ||
9ba4ca35 | 72 | if (!_selector) |
24bb0bd1 JH |
73 | return; |
74 | ||
75 | const int index = _selector->currentIndex(); | |
76 | if (index < 0) | |
77 | return; | |
78 | ||
9b258927 | 79 | _setter((GVariant*)_selector->itemData(index).value<void*>()); |
24bb0bd1 JH |
80 | } |
81 | ||
820c3dea JH |
82 | } // prop |
83 | } // pv |