2 * This file is part of the PulseView project.
4 * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
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.
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.
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/>.
22 #include <QApplication>
24 #include <QFontMetrics>
25 #include <QFormLayout>
26 #include <QGridLayout>
27 #include <QHBoxLayout>
30 #include "channels.hpp"
32 #include <pv/session.hpp>
33 #include <pv/binding/device.hpp>
34 #include <pv/data/logic.hpp>
35 #include <pv/data/logicsegment.hpp>
36 #include <pv/data/signalbase.hpp>
37 #include <pv/devices/device.hpp>
39 using std::make_shared;
41 using std::out_of_range;
42 using std::shared_ptr;
43 using std::unordered_set;
47 using pv::data::SignalBase;
48 using pv::data::Logic;
49 using pv::data::LogicSegment;
51 using sigrok::Channel;
52 using sigrok::ChannelGroup;
58 Channels::Channels(Session &session, QWidget *parent) :
61 updating_channels_(false),
62 enable_all_channels_(tr("All"), this),
63 disable_all_channels_(tr("All"), this),
64 enable_all_logic_channels_(tr("Logic"), this),
65 disable_all_logic_channels_(tr("Logic"), this),
66 enable_all_analog_channels_(tr("Analog"), this),
67 disable_all_analog_channels_(tr("Analog"), this),
68 enable_all_named_channels_(tr("Named"), this),
69 disable_all_unnamed_channels_(tr("Unnamed"), this),
70 enable_all_changing_channels_(tr("Changing"), this),
71 disable_all_non_changing_channels_(tr("Non-changing"), this),
72 check_box_mapper_(this)
77 const shared_ptr<sigrok::Device> device = session_.device()->device();
80 // Collect a set of signals
81 map<shared_ptr<Channel>, shared_ptr<SignalBase> > signal_map;
83 unordered_set< shared_ptr<SignalBase> > sigs;
84 for (const shared_ptr<data::SignalBase>& b : session_.signalbases())
87 for (const shared_ptr<SignalBase> &sig : sigs)
88 signal_map[sig->channel()] = sig;
90 // Populate channel groups
91 for (auto& entry : device->channel_groups()) {
92 const shared_ptr<ChannelGroup> group = entry.second;
93 // Make a set of signals and remove these signals from the signal map
94 vector< shared_ptr<SignalBase> > group_sigs;
95 for (auto& channel : group->channels()) {
96 const auto iter = signal_map.find(channel);
98 if (iter == signal_map.end())
101 group_sigs.push_back((*iter).second);
102 signal_map.erase(iter);
105 populate_group(group, group_sigs);
108 // Make a vector of the remaining channels
109 vector< shared_ptr<SignalBase> > global_analog_sigs, global_logic_sigs;
110 for (auto& channel : device->channels()) {
111 const map<shared_ptr<Channel>, shared_ptr<SignalBase> >::
112 const_iterator iter = signal_map.find(channel);
114 if (iter != signal_map.end()) {
115 const shared_ptr<SignalBase> signal = (*iter).second;
116 if (signal->type() == SignalBase::AnalogChannel)
117 global_analog_sigs.push_back(signal);
119 global_logic_sigs.push_back(signal);
123 // Create the groups for the ungrouped channels
124 populate_group(nullptr, global_logic_sigs);
125 populate_group(nullptr, global_analog_sigs);
127 // Create the enable/disable all buttons
128 connect(&enable_all_channels_, SIGNAL(clicked()), this, SLOT(enable_all_channels()));
129 connect(&disable_all_channels_, SIGNAL(clicked()), this, SLOT(disable_all_channels()));
130 connect(&enable_all_logic_channels_, SIGNAL(clicked()), this, SLOT(enable_all_logic_channels()));
131 connect(&disable_all_logic_channels_, SIGNAL(clicked()), this, SLOT(disable_all_logic_channels()));
132 connect(&enable_all_analog_channels_, SIGNAL(clicked()), this, SLOT(enable_all_analog_channels()));
133 connect(&disable_all_analog_channels_, SIGNAL(clicked()), this, SLOT(disable_all_analog_channels()));
134 connect(&enable_all_named_channels_, SIGNAL(clicked()), this, SLOT(enable_all_named_channels()));
135 connect(&disable_all_unnamed_channels_, SIGNAL(clicked()), this, SLOT(disable_all_unnamed_channels()));
136 connect(&enable_all_changing_channels_, SIGNAL(clicked()),
137 this, SLOT(enable_all_changing_channels()));
138 connect(&disable_all_non_changing_channels_, SIGNAL(clicked()),
139 this, SLOT(disable_all_non_changing_channels()));
141 QLabel *label1 = new QLabel(tr("Disable: "));
142 filter_buttons_bar_.addWidget(label1, 0, 0);
143 filter_buttons_bar_.addWidget(&disable_all_channels_, 0, 1);
144 filter_buttons_bar_.addWidget(&disable_all_logic_channels_, 0, 2);
145 filter_buttons_bar_.addWidget(&disable_all_analog_channels_, 0, 3);
146 filter_buttons_bar_.addWidget(&disable_all_unnamed_channels_, 0, 4);
147 filter_buttons_bar_.addWidget(&disable_all_non_changing_channels_, 0, 5);
149 QLabel *label2 = new QLabel(tr("Enable: "));
150 filter_buttons_bar_.addWidget(label2, 1, 0);
151 filter_buttons_bar_.addWidget(&enable_all_channels_, 1, 1);
152 filter_buttons_bar_.addWidget(&enable_all_logic_channels_, 1, 2);
153 filter_buttons_bar_.addWidget(&enable_all_analog_channels_, 1, 3);
154 filter_buttons_bar_.addWidget(&enable_all_named_channels_, 1, 4);
155 filter_buttons_bar_.addWidget(&enable_all_changing_channels_, 1, 5);
157 layout_.addItem(new QSpacerItem(0, 15, QSizePolicy::Expanding, QSizePolicy::Expanding));
158 layout_.addRow(&filter_buttons_bar_);
160 // Connect the check-box signal mapper
161 connect(&check_box_mapper_, SIGNAL(mapped(QWidget*)),
162 this, SLOT(on_channel_checked(QWidget*)));
165 void Channels::set_all_channels(bool set)
167 updating_channels_ = true;
169 for (auto& entry : check_box_signal_map_) {
170 QCheckBox *cb = entry.first;
171 const shared_ptr<SignalBase> sig = entry.second;
174 sig->set_enabled(set);
178 updating_channels_ = false;
181 void Channels::enable_channels_conditionally(
182 function<bool (const shared_ptr<data::SignalBase>)> cond_func)
184 updating_channels_ = true;
186 for (auto& entry : check_box_signal_map_) {
187 QCheckBox *cb = entry.first;
188 const shared_ptr<SignalBase> sig = entry.second;
191 if (cond_func(sig)) {
192 sig->set_enabled(true);
193 cb->setChecked(true);
197 updating_channels_ = false;
200 void Channels::disable_channels_conditionally(
201 function<bool (const shared_ptr<data::SignalBase>)> cond_func)
203 updating_channels_ = true;
205 for (auto& entry : check_box_signal_map_) {
206 QCheckBox *cb = entry.first;
207 const shared_ptr<SignalBase> sig = entry.second;
210 if (cond_func(sig)) {
211 sig->set_enabled(false);
212 cb->setChecked(false);
216 updating_channels_ = false;
219 void Channels::populate_group(shared_ptr<ChannelGroup> group,
220 const vector< shared_ptr<SignalBase> > sigs)
222 using pv::binding::Device;
224 // Only bind options if this is a group. We don't do it for general
225 // options, because these properties are shown in the device config
227 shared_ptr<Device> binding;
229 binding = make_shared<Device>(group);
231 QHBoxLayout* group_layout = new QHBoxLayout();
232 layout_.addRow(group_layout);
234 // Create a title if the group is going to have any content
235 if ((!sigs.empty() || (binding && !binding->properties().empty())) && group)
237 QLabel *label = new QLabel(
238 QString("<h3>%1</h3>").arg(group->name().c_str()));
239 group_layout->addWidget(label);
240 group_label_map_[group] = label;
243 // Create the channel group grid
244 int row = 0, col = 0;
245 QGridLayout *const grid = new QGridLayout();
246 vector<QCheckBox*> group_checkboxes, this_row;
248 for (const shared_ptr<SignalBase>& sig : sigs) {
251 QCheckBox *const checkbox = new QCheckBox(sig->display_name());
252 check_box_mapper_.setMapping(checkbox, checkbox);
253 connect(checkbox, SIGNAL(toggled(bool)), &check_box_mapper_, SLOT(map()));
255 grid->addWidget(checkbox, row, col);
257 group_checkboxes.push_back(checkbox);
258 this_row.push_back(checkbox);
260 check_box_signal_map_[checkbox] = sig;
262 weak_ptr<SignalBase> weak_sig(sig);
263 connect(checkbox, &QCheckBox::toggled,
264 [weak_sig](bool state) {
265 auto sig = weak_sig.lock();
267 sig->set_enabled(state);
270 if ((++col >= 8 || &sig == &sigs.back())) {
271 // Show buttons if there's more than one row
272 if (sigs.size() > 8) {
273 QPushButton *row_enable_button = new QPushButton(tr("All"), this);
274 grid->addWidget(row_enable_button, row, 8);
275 connect(row_enable_button, &QPushButton::clicked, row_enable_button,
277 for (QCheckBox *box : this_row)
278 box->setChecked(true);
281 QPushButton *row_disable_button = new QPushButton(tr("None"), this);
282 connect(row_disable_button, &QPushButton::clicked, row_disable_button,
284 for (QCheckBox *box : this_row)
285 box->setChecked(false);
287 grid->addWidget(row_disable_button, row, 9);
294 layout_.addRow(grid);
296 if (sigs.size() > 1) {
297 // Create enable all/none buttons
298 QPushButton *btn_enable_all, *btn_disable_all;
300 btn_enable_all = new QPushButton(tr("All"));
301 btn_disable_all = new QPushButton(tr("None"));
302 group_layout->addWidget(btn_enable_all);
303 group_layout->addWidget(btn_disable_all);
305 connect(btn_enable_all, &QPushButton::clicked, btn_enable_all,
306 [group_checkboxes](){
307 for (QCheckBox *box: group_checkboxes)
308 box->setChecked(true);
311 connect(btn_disable_all, &QPushButton::clicked, btn_disable_all,
312 [group_checkboxes](){
313 for (QCheckBox *box: group_checkboxes)
314 box->setChecked(false);
318 // Create the channel group options
320 binding->add_properties_to_form(&layout_, true);
321 group_bindings_.push_back(binding);
325 void Channels::showEvent(QShowEvent *event)
327 pv::widgets::Popup::showEvent(event);
329 const shared_ptr<sigrok::Device> device = session_.device()->device();
332 // Update group labels
333 for (auto& entry : device->channel_groups()) {
334 const shared_ptr<ChannelGroup> group = entry.second;
337 QLabel* label = group_label_map_.at(group);
338 label->setText(QString("<h3>%1</h3>").arg(group->name().c_str()));
339 } catch (out_of_range&) {
344 updating_channels_ = true;
346 for (auto& entry : check_box_signal_map_) {
347 QCheckBox *cb = entry.first;
348 const shared_ptr<SignalBase> sig = entry.second;
351 // Update the check box
352 cb->setChecked(sig->enabled());
353 cb->setText(sig->display_name());
356 updating_channels_ = false;
359 void Channels::on_channel_checked(QWidget *widget)
361 if (updating_channels_)
364 QCheckBox *const check_box = (QCheckBox*)widget;
367 // Look up the signal of this check-box
368 map< QCheckBox*, shared_ptr<SignalBase> >::const_iterator iter =
369 check_box_signal_map_.find((QCheckBox*)check_box);
370 assert(iter != check_box_signal_map_.end());
372 const shared_ptr<SignalBase> s = (*iter).second;
375 s->set_enabled(check_box->isChecked());
378 void Channels::enable_all_channels()
380 set_all_channels(true);
383 void Channels::disable_all_channels()
385 set_all_channels(false);
388 void Channels::enable_all_logic_channels()
390 enable_channels_conditionally([](const shared_ptr<SignalBase> signal)
391 { return signal->type() == SignalBase::LogicChannel; });
394 void Channels::disable_all_logic_channels()
396 disable_channels_conditionally([](const shared_ptr<SignalBase> signal)
397 { return signal->type() == SignalBase::LogicChannel; });
400 void Channels::enable_all_analog_channels()
402 enable_channels_conditionally([](const shared_ptr<SignalBase> signal)
403 { return signal->type() == SignalBase::AnalogChannel; });
406 void Channels::disable_all_analog_channels()
408 disable_channels_conditionally([](const shared_ptr<SignalBase> signal)
409 { return signal->type() == SignalBase::AnalogChannel; });
412 void Channels::enable_all_named_channels()
414 enable_channels_conditionally([](const shared_ptr<SignalBase> signal)
415 { return signal->name() != signal->internal_name(); });
418 void Channels::disable_all_unnamed_channels()
420 disable_channels_conditionally([](const shared_ptr<SignalBase> signal)
421 { return signal->name() == signal->internal_name(); });
424 void Channels::enable_all_changing_channels()
426 enable_channels_conditionally([](const shared_ptr<SignalBase> signal)
428 // Never enable channels without sample data
429 if (!signal->has_samples())
432 // Non-logic channels are considered to always have a signal
433 if (signal->type() != SignalBase::LogicChannel)
436 const shared_ptr<Logic> logic = signal->logic_data();
439 // If any of the segments has edges, enable this channel
440 for (shared_ptr<LogicSegment> segment : logic->logic_segments()) {
441 vector<LogicSegment::EdgePair> edges;
443 segment->get_subsampled_edges(edges,
444 0, segment->get_sample_count() - 1,
445 LogicSegment::MipMapScaleFactor,
448 if (edges.size() > 2)
452 // No edges detected in any of the segments
457 void Channels::disable_all_non_changing_channels()
459 disable_channels_conditionally([](const shared_ptr<SignalBase> signal)
461 // Always disable channels without sample data
462 if (!signal->has_samples())
465 // Non-logic channels are considered to always have a signal
466 if (signal->type() != SignalBase::LogicChannel)
469 const shared_ptr<Logic> logic = signal->logic_data();
472 // If any of the segments has edges, leave this channel enabled
473 for (shared_ptr<LogicSegment> segment : logic->logic_segments()) {
474 vector<LogicSegment::EdgePair> edges;
476 segment->get_subsampled_edges(edges,
477 0, segment->get_sample_count() - 1,
478 LogicSegment::MipMapScaleFactor,
481 if (edges.size() > 2)
485 // No edges detected in any of the segments
490 } // namespace popups