2 * This file is part of the PulseView project.
4 * Copyright (C) 2019 Soeren Apel <soeren@apelpie.net>
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/>.
27 #include <QVBoxLayout>
29 #include <libsigrokdecode/libsigrokdecode.h>
32 #include "QHexView.hpp"
34 #include "pv/session.hpp"
35 #include "pv/util.hpp"
36 #include "pv/data/decode/decoder.hpp"
38 using pv::data::DecodeSignal;
39 using pv::data::SignalBase;
40 using pv::data::decode::Decoder;
41 using pv::util::TimeUnit;
42 using pv::util::Timestamp;
44 using std::dynamic_pointer_cast;
45 using std::numeric_limits;
46 using std::shared_ptr;
50 namespace decoder_output {
52 View::View(Session &session, bool is_main_view, QMainWindow *parent) :
53 ViewBase(session, is_main_view, parent),
55 // Note: Place defaults in View::reset_view_state(), not here
56 decoder_selector_(new QComboBox()),
57 format_selector_(new QComboBox()),
58 class_selector_(new QComboBox()),
59 stacked_widget_(new QStackedWidget()),
60 hex_view_(new QHexView()),
62 merged_data_(new QByteArray())
64 QVBoxLayout *root_layout = new QVBoxLayout(this);
65 root_layout->setContentsMargins(0, 0, 0, 0);
68 QToolBar* toolbar = new QToolBar();
69 toolbar->setContextMenuPolicy(Qt::PreventContextMenu);
70 parent->addToolBar(toolbar);
73 toolbar->addWidget(new QLabel(tr("Decoder:")));
74 toolbar->addWidget(decoder_selector_);
75 toolbar->addWidget(class_selector_);
76 toolbar->addSeparator();
77 toolbar->addWidget(new QLabel(tr("Show data as")));
78 toolbar->addWidget(format_selector_);
81 format_selector_->addItem(tr("Hexdump"), qVariantFromValue(QString("text/hexdump")));
84 root_layout->addWidget(stacked_widget_);
85 stacked_widget_->addWidget(hex_view_);
86 stacked_widget_->setCurrentIndex(0);
88 connect(decoder_selector_, SIGNAL(currentIndexChanged(int)),
89 this, SLOT(on_selected_decoder_changed(int)));
90 connect(class_selector_, SIGNAL(currentIndexChanged(int)),
91 this, SLOT(on_selected_class_changed(int)));
94 decoder_selector_->setSizeAdjustPolicy(QComboBox::AdjustToContents);
95 class_selector_->setSizeAdjustPolicy(QComboBox::AdjustToContents);
97 hex_view_->setData(merged_data_);
106 ViewType View::get_type() const
108 return ViewTypeDecoderOutput;
111 void View::reset_view_state()
113 ViewBase::reset_view_state();
116 void View::clear_signals()
118 ViewBase::clear_signalbases();
122 void View::clear_decode_signals()
124 ViewBase::clear_decode_signals();
126 decoder_selector_->clear();
127 class_selector_->clear();
128 format_selector_->setCurrentIndex(0);
132 void View::add_decode_signal(shared_ptr<data::DecodeSignal> signal)
134 ViewBase::add_decode_signal(signal);
136 connect(signal.get(), SIGNAL(name_changed(const QString&)),
137 this, SLOT(on_signal_name_changed(const QString&)));
138 connect(signal.get(), SIGNAL(decoder_stacked(void*)),
139 this, SLOT(on_decoder_stacked(void*)));
140 connect(signal.get(), SIGNAL(decoder_removed(void*)),
141 this, SLOT(on_decoder_removed(void*)));
143 // Add all decoders provided by this signal
144 auto stack = signal->decoder_stack();
145 if (stack.size() > 1) {
146 for (const shared_ptr<Decoder>& dec : stack)
147 // Only add the decoder if it has binary output
148 if (dec->get_binary_class_count() > 0) {
149 QString title = QString("%1 (%2)").arg(signal->name(), dec->name());
150 decoder_selector_->addItem(title, QVariant::fromValue((void*)dec.get()));
153 if (!stack.empty()) {
154 shared_ptr<Decoder>& dec = stack.at(0);
155 if (dec->get_binary_class_count() > 0)
156 decoder_selector_->addItem(signal->name(), QVariant::fromValue((void*)dec.get()));
160 void View::remove_decode_signal(shared_ptr<data::DecodeSignal> signal)
162 // Remove all decoders provided by this signal
163 for (const shared_ptr<Decoder>& dec : signal->decoder_stack()) {
164 int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get()));
167 decoder_selector_->removeItem(index);
170 ViewBase::remove_decode_signal(signal);
172 if (signal.get() == signal_) {
180 void View::save_settings(QSettings &settings) const
185 void View::restore_settings(QSettings &settings)
187 // Note: It is assumed that this function is only called once,
188 // immediately after restoring a previous session.
192 void View::update_data()
195 merged_data_->clear();
199 if (signal_->get_binary_data_chunk_count(current_segment_, decoder_, bin_class_id_) == 0) {
200 merged_data_->clear();
204 vector<uint8_t> data;
205 signal_->get_binary_data_chunks_merged(current_segment_, decoder_, bin_class_id_,
206 0, numeric_limits<uint64_t>::max(), &data);
208 merged_data_->resize(data.size());
209 memcpy(merged_data_->data(), data.data(), data.size());
211 hex_view_->setData(merged_data_);
214 void View::on_selected_decoder_changed(int index)
217 disconnect(signal_, SIGNAL(new_binary_data(unsigned int, void*, unsigned int)));
219 decoder_ = (Decoder*)decoder_selector_->itemData(index).value<void*>();
221 // Find the signal that contains the selected decoder
224 for (const shared_ptr<DecodeSignal>& ds : decode_signals_)
225 for (const shared_ptr<Decoder>& dec : ds->decoder_stack())
226 if (decoder_ == dec.get())
229 class_selector_->clear();
232 // Populate binary class selector
233 uint8_t bin_classes = decoder_->get_binary_class_count();
234 for (uint8_t i = 0; i < bin_classes; i++) {
235 const data::decode::DecodeBinaryClassInfo* class_info = decoder_->get_binary_class(i);
236 class_selector_->addItem(class_info->name, QVariant::fromValue(i));
239 connect(signal_, SIGNAL(new_binary_data(unsigned int, void*, unsigned int)),
240 this, SLOT(on_new_binary_data(unsigned int, void*, unsigned int)));
246 void View::on_selected_class_changed(int index)
248 bin_class_id_ = class_selector_->itemData(index).value<uint8_t>();
253 void View::on_signal_name_changed(const QString &name)
257 SignalBase* sb = qobject_cast<SignalBase*>(QObject::sender());
260 DecodeSignal* signal = dynamic_cast<DecodeSignal*>(sb);
263 // Update all decoder entries provided by this signal
264 auto stack = signal->decoder_stack();
265 if (stack.size() > 1) {
266 for (const shared_ptr<Decoder>& dec : stack) {
267 QString title = QString("%1 (%2)").arg(signal->name(), dec->name());
268 int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get()));
271 decoder_selector_->setItemText(index, title);
274 if (!stack.empty()) {
275 shared_ptr<Decoder>& dec = stack.at(0);
276 int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get()));
279 decoder_selector_->setItemText(index, signal->name());
283 void View::on_new_binary_data(unsigned int segment_id, void* decoder, unsigned int bin_class_id)
285 if ((segment_id == current_segment_) && (decoder == decoder_) && (bin_class_id == bin_class_id_))
289 void View::on_decoder_stacked(void* decoder)
291 // TODO This doesn't change existing entries for the same signal - but it should as the naming scheme may change
293 Decoder* d = static_cast<Decoder*>(decoder);
295 // Only add the decoder if it has binary output
296 if (d->get_binary_class_count() == 0)
299 // Find the signal that contains the selected decoder
300 DecodeSignal* signal = nullptr;
302 for (const shared_ptr<DecodeSignal>& ds : decode_signals_)
303 for (const shared_ptr<Decoder>& dec : ds->decoder_stack())
309 // Add the decoder to the list
310 QString title = QString("%1 (%2)").arg(signal->name(), d->name());
311 decoder_selector_->addItem(title, QVariant::fromValue((void*)d));
314 void View::on_decoder_removed(void* decoder)
316 Decoder* d = static_cast<Decoder*>(decoder);
318 // Remove the decoder from the list
319 int index = decoder_selector_->findData(QVariant::fromValue((void*)d));
322 decoder_selector_->removeItem(index);
326 } // namespace decoder_output