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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 | ||
21 | #include <extdef.h> | |
22 | ||
23 | #include <assert.h> | |
24 | #include <math.h> | |
25 | ||
26 | #include <QApplication> | |
27 | #include <QFormLayout> | |
28 | #include <QKeyEvent> | |
29 | #include <QLineEdit> | |
30 | #include <QMenu> | |
31 | ||
32 | #include <libsigrok/libsigrok.h> | |
33 | ||
34 | #include "signal.h" | |
35 | #include "view.h" | |
36 | ||
37 | #include <pv/device/devinst.h> | |
38 | ||
39 | using std::shared_ptr; | |
40 | ||
41 | namespace pv { | |
42 | namespace view { | |
43 | ||
44 | const char *const ProbeNames[] = { | |
45 | "CLK", | |
46 | "DATA", | |
47 | "IN", | |
48 | "OUT", | |
49 | "RST", | |
50 | "Tx", | |
51 | "Rx", | |
52 | "EN", | |
53 | "SCLK", | |
54 | "MOSI", | |
55 | "MISO", | |
56 | "/SS", | |
57 | "SDA", | |
58 | "SCL" | |
59 | }; | |
60 | ||
61 | Signal::Signal(shared_ptr<pv::device::DevInst> dev_inst, | |
62 | const sr_channel *const probe) : | |
63 | Trace(probe->name), | |
64 | _dev_inst(dev_inst), | |
65 | _probe(probe), | |
66 | _name_widget(NULL), | |
67 | _updating_name_widget(false) | |
68 | { | |
69 | assert(_probe); | |
70 | } | |
71 | ||
72 | void Signal::set_name(QString name) | |
73 | { | |
74 | Trace::set_name(name); | |
75 | _updating_name_widget = true; | |
76 | _name_widget->setEditText(name); | |
77 | _updating_name_widget = false; | |
78 | } | |
79 | ||
80 | bool Signal::enabled() const | |
81 | { | |
82 | return _probe->enabled; | |
83 | } | |
84 | ||
85 | void Signal::enable(bool enable) | |
86 | { | |
87 | _dev_inst->enable_probe(_probe, enable); | |
88 | visibility_changed(); | |
89 | } | |
90 | ||
91 | const sr_channel* Signal::probe() const | |
92 | { | |
93 | return _probe; | |
94 | } | |
95 | ||
96 | void Signal::populate_popup_form(QWidget *parent, QFormLayout *form) | |
97 | { | |
98 | int index; | |
99 | ||
100 | _name_widget = new QComboBox(parent); | |
101 | _name_widget->setEditable(true); | |
102 | ||
103 | for(unsigned int i = 0; i < countof(ProbeNames); i++) | |
104 | _name_widget->insertItem(i, ProbeNames[i]); | |
105 | ||
106 | index = _name_widget->findText(_name, Qt::MatchExactly); | |
107 | ||
108 | if (index == -1) { | |
109 | _name_widget->insertItem(0, _name); | |
110 | _name_widget->setCurrentIndex(0); | |
111 | } else { | |
112 | _name_widget->setCurrentIndex(index); | |
113 | } | |
114 | ||
115 | _name_widget->lineEdit()->selectAll(); | |
116 | _name_widget->setFocus(); | |
117 | ||
118 | connect(_name_widget, SIGNAL(editTextChanged(const QString&)), | |
119 | this, SLOT(on_text_changed(const QString&))); | |
120 | ||
121 | // We want to close the popup when the Enter key was pressed. | |
122 | _name_widget->installEventFilter(this); | |
123 | ||
124 | form->addRow(tr("Name"), _name_widget); | |
125 | ||
126 | add_colour_option(parent, form); | |
127 | } | |
128 | ||
129 | QMenu* Signal::create_context_menu(QWidget *parent) | |
130 | { | |
131 | QMenu *const menu = Trace::create_context_menu(parent); | |
132 | ||
133 | menu->addSeparator(); | |
134 | ||
135 | QAction *const disable = new QAction(tr("Disable"), this); | |
136 | disable->setShortcuts(QKeySequence::Delete); | |
137 | connect(disable, SIGNAL(triggered()), this, SLOT(on_disable())); | |
138 | menu->addAction(disable); | |
139 | ||
140 | return menu; | |
141 | } | |
142 | ||
143 | bool Signal::eventFilter(QObject *obj, QEvent *evt) | |
144 | { | |
145 | QKeyEvent *keyEvent; | |
146 | ||
147 | (void)obj; | |
148 | ||
149 | if (evt->type() == QEvent::KeyPress) { | |
150 | keyEvent = static_cast<QKeyEvent*>(evt); | |
151 | if (keyEvent->key() == Qt::Key_Enter || | |
152 | keyEvent->key() == Qt::Key_Return) { | |
153 | close_popup(); | |
154 | return true; | |
155 | } | |
156 | } | |
157 | ||
158 | return false; | |
159 | } | |
160 | ||
161 | void Signal::delete_pressed() | |
162 | { | |
163 | on_disable(); | |
164 | } | |
165 | ||
166 | void Signal::on_disable() | |
167 | { | |
168 | enable(false); | |
169 | } | |
170 | ||
171 | } // namespace view | |
172 | } // namespace pv |