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/>.
24 #include <QFileDialog>
27 #include <QMessageBox>
29 #include <QVBoxLayout>
31 #include <libsigrokdecode/libsigrokdecode.h>
34 #include "QHexView.hpp"
36 #include "pv/globalsettings.hpp"
37 #include "pv/session.hpp"
38 #include "pv/util.hpp"
39 #include "pv/data/decode/decoder.hpp"
41 using pv::data::DecodeSignal;
42 using pv::data::SignalBase;
43 using pv::data::decode::Decoder;
44 using pv::util::Timestamp;
46 using std::shared_ptr;
50 namespace decoder_binary {
52 const char* SaveTypeNames[SaveTypeCount] = {
55 "Hex Dump, with offset",
60 View::View(Session &session, bool is_main_view, QMainWindow *parent) :
61 ViewBase(session, is_main_view, parent),
63 // Note: Place defaults in View::reset_view_state(), not here
65 decoder_selector_(new QComboBox()),
66 format_selector_(new QComboBox()),
67 class_selector_(new QComboBox()),
68 stacked_widget_(new QStackedWidget()),
69 hex_view_(new QHexView()),
70 save_button_(new QToolButton()),
71 save_action_(new QAction(this)),
74 QVBoxLayout *root_layout = new QVBoxLayout(this);
75 root_layout->setContentsMargins(0, 0, 0, 0);
78 QToolBar* toolbar = new QToolBar();
79 toolbar->setContextMenuPolicy(Qt::PreventContextMenu);
80 parent->addToolBar(toolbar);
83 toolbar->addWidget(new QLabel(tr("Decoder:")));
84 toolbar->addWidget(decoder_selector_);
85 toolbar->addWidget(class_selector_);
86 toolbar->addSeparator();
87 toolbar->addWidget(new QLabel(tr("Show data as")));
88 toolbar->addWidget(format_selector_);
89 toolbar->addSeparator();
90 toolbar->addWidget(save_button_);
93 format_selector_->addItem(tr("Hexdump"), QVariant(QString("text/hexdump")));
96 root_layout->addWidget(stacked_widget_);
97 stacked_widget_->addWidget(hex_view_);
98 stacked_widget_->setCurrentIndex(0);
100 connect(decoder_selector_, SIGNAL(currentIndexChanged(int)),
101 this, SLOT(on_selected_decoder_changed(int)));
102 connect(class_selector_, SIGNAL(currentIndexChanged(int)),
103 this, SLOT(on_selected_class_changed(int)));
106 decoder_selector_->setSizeAdjustPolicy(QComboBox::AdjustToContents);
107 class_selector_->setSizeAdjustPolicy(QComboBox::AdjustToContents);
110 save_action_->setText(tr("&Save..."));
111 save_action_->setIcon(QIcon::fromTheme("document-save-as",
112 QIcon(":/icons/document-save-as.png")));
113 save_action_->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_S));
114 connect(save_action_, SIGNAL(triggered(bool)),
115 this, SLOT(on_actionSave_triggered()));
117 QMenu *save_menu = new QMenu();
118 connect(save_menu, SIGNAL(triggered(QAction*)),
119 this, SLOT(on_actionSave_triggered(QAction*)));
121 for (int i = 0; i < SaveTypeCount; i++) {
122 QAction *const action = save_menu->addAction(tr(SaveTypeNames[i]));
123 action->setData(QVariant::fromValue(i));
126 save_button_->setMenu(save_menu);
127 save_button_->setDefaultAction(save_action_);
128 save_button_->setPopupMode(QToolButton::MenuButtonPopup);
130 parent->setSizePolicy(hex_view_->sizePolicy()); // TODO Must be updated when selected widget changes
132 // Set up metadata event handler
133 session_.metadata_obj_manager()->add_observer(this);
140 session_.metadata_obj_manager()->remove_observer(this);
143 ViewType View::get_type() const
145 return ViewTypeDecoderBinary;
148 void View::reset_view_state()
150 ViewBase::reset_view_state();
152 decoder_selector_->clear();
153 class_selector_->clear();
154 format_selector_->setCurrentIndex(0);
155 save_button_->setEnabled(false);
160 void View::clear_decode_signals()
162 ViewBase::clear_decode_signals();
168 void View::add_decode_signal(shared_ptr<data::DecodeSignal> signal)
170 ViewBase::add_decode_signal(signal);
172 connect(signal.get(), SIGNAL(name_changed(const QString&)),
173 this, SLOT(on_signal_name_changed(const QString&)));
174 connect(signal.get(), SIGNAL(decoder_stacked(void*)),
175 this, SLOT(on_decoder_stacked(void*)));
176 connect(signal.get(), SIGNAL(decoder_removed(void*)),
177 this, SLOT(on_decoder_removed(void*)));
179 // Add all decoders provided by this signal
180 auto stack = signal->decoder_stack();
181 if (stack.size() > 1) {
182 for (const shared_ptr<Decoder>& dec : stack)
183 // Only add the decoder if it has binary output
184 if (dec->get_binary_class_count() > 0) {
185 QString title = QString("%1 (%2)").arg(signal->name(), dec->name());
186 decoder_selector_->addItem(title, QVariant::fromValue((void*)dec.get()));
189 if (!stack.empty()) {
190 shared_ptr<Decoder>& dec = stack.at(0);
191 if (dec->get_binary_class_count() > 0)
192 decoder_selector_->addItem(signal->name(), QVariant::fromValue((void*)dec.get()));
196 void View::remove_decode_signal(shared_ptr<data::DecodeSignal> signal)
198 // Remove all decoders provided by this signal
199 for (const shared_ptr<Decoder>& dec : signal->decoder_stack()) {
200 int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get()));
203 decoder_selector_->removeItem(index);
206 ViewBase::remove_decode_signal(signal);
208 if (signal.get() == signal_) {
215 void View::save_settings(QSettings &settings) const
217 ViewBase::save_settings(settings);
220 void View::restore_settings(QSettings &settings)
222 // Note: It is assumed that this function is only called once,
223 // immediately after restoring a previous session.
224 ViewBase::restore_settings(settings);
227 void View::reset_data()
232 binary_data_exists_ = false;
237 void View::update_data()
242 const DecodeBinaryClass* bin_class =
243 signal_->get_binary_data_class(current_segment_, decoder_, bin_class_id_);
245 hex_view_->set_data(bin_class);
247 if (!binary_data_exists_)
250 if (!save_button_->isEnabled())
251 save_button_->setEnabled(true);
254 void View::save_data() const
262 GlobalSettings settings;
263 const QString dir = settings.value("MainWindow/SaveDirectory").toString();
265 const QString file_name = QFileDialog::getSaveFileName(
266 parent_, tr("Save Binary Data"), dir, tr("Binary Data Files (*.bin);;All Files (*)"));
268 if (file_name.isEmpty())
271 QFile file(file_name);
272 if (file.open(QIODevice::WriteOnly | QIODevice::Truncate)) {
273 pair<size_t, size_t> selection = hex_view_->get_selection();
275 vector<uint8_t> data;
276 data.resize(selection.second - selection.first + 1);
278 signal_->get_merged_binary_data_chunks_by_offset(current_segment_, decoder_,
279 bin_class_id_, selection.first, selection.second, &data);
281 int64_t bytes_written = file.write((const char*)data.data(), data.size());
283 if ((bytes_written == -1) || ((uint64_t)bytes_written != data.size())) {
284 QMessageBox msg(parent_);
285 msg.setText(tr("Error") + "\n\n" + tr("File %1 could not be written to.").arg(file_name));
286 msg.setStandardButtons(QMessageBox::Ok);
287 msg.setIcon(QMessageBox::Warning);
294 void View::save_data_as_hex_dump(bool with_offset, bool with_ascii) const
302 GlobalSettings settings;
303 const QString dir = settings.value("MainWindow/SaveDirectory").toString();
305 const QString file_name = QFileDialog::getSaveFileName(
306 parent_, tr("Save Binary Data"), dir, tr("Hex Dumps (*.txt);;All Files (*)"));
308 if (file_name.isEmpty())
311 QFile file(file_name);
312 if (file.open(QIODevice::WriteOnly | QIODevice::Truncate | QIODevice::Text)) {
313 pair<size_t, size_t> selection = hex_view_->get_selection();
315 vector<uint8_t> data;
316 data.resize(selection.second - selection.first + 1);
318 signal_->get_merged_binary_data_chunks_by_offset(current_segment_, decoder_,
319 bin_class_id_, selection.first, selection.second, &data);
321 QTextStream out_stream(&file);
323 uint64_t offset = selection.first;
324 uint64_t n = hex_view_->get_bytes_per_line();
327 while (offset < selection.second) {
328 size_t end = std::min((uint64_t)(selection.second), offset + n);
329 offset = hex_view_->create_hex_line(offset, end, &s, with_offset, with_ascii);
330 #if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0)
331 out_stream << s << Qt::endl;
333 out_stream << s << endl;
337 #if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0)
338 out_stream << Qt::endl;
343 if (out_stream.status() != QTextStream::Ok) {
344 QMessageBox msg(parent_);
345 msg.setText(tr("Error") + "\n\n" + tr("File %1 could not be written to.").arg(file_name));
346 msg.setStandardButtons(QMessageBox::Ok);
347 msg.setIcon(QMessageBox::Warning);
354 void View::on_selected_decoder_changed(int index)
357 disconnect(signal_, SIGNAL(new_binary_data(unsigned int, void*, unsigned int)));
361 decoder_ = (Decoder*)decoder_selector_->itemData(index).value<void*>();
363 // Find the signal that contains the selected decoder
364 for (const shared_ptr<DecodeSignal>& ds : decode_signals_)
365 for (const shared_ptr<Decoder>& dec : ds->decoder_stack())
366 if (decoder_ == dec.get())
369 class_selector_->clear();
372 // Populate binary class selector
373 uint32_t bin_classes = decoder_->get_binary_class_count();
374 for (uint32_t i = 0; i < bin_classes; i++) {
375 const data::decode::DecodeBinaryClassInfo* class_info = decoder_->get_binary_class(i);
376 class_selector_->addItem(class_info->description, QVariant::fromValue(i));
379 connect(signal_, SIGNAL(new_binary_data(unsigned int, void*, unsigned int)),
380 this, SLOT(on_new_binary_data(unsigned int, void*, unsigned int)));
386 void View::on_selected_class_changed(int index)
388 bin_class_id_ = class_selector_->itemData(index).value<uint32_t>();
390 binary_data_exists_ = (signal_) ?
391 signal_->get_binary_data_chunk_count(current_segment_, decoder_, bin_class_id_) :
397 void View::on_signal_name_changed(const QString &name)
401 SignalBase* sb = qobject_cast<SignalBase*>(QObject::sender());
404 DecodeSignal* signal = dynamic_cast<DecodeSignal*>(sb);
407 // Update all decoder entries provided by this signal
408 auto stack = signal->decoder_stack();
409 if (stack.size() > 1) {
410 for (const shared_ptr<Decoder>& dec : stack) {
411 QString title = QString("%1 (%2)").arg(signal->name(), dec->name());
412 int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get()));
415 decoder_selector_->setItemText(index, title);
418 if (!stack.empty()) {
419 shared_ptr<Decoder>& dec = stack.at(0);
420 int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get()));
423 decoder_selector_->setItemText(index, signal->name());
427 void View::on_new_binary_data(unsigned int segment_id, void* decoder, unsigned int bin_class_id)
429 if ((segment_id == current_segment_) && (decoder == decoder_) && (bin_class_id == bin_class_id_))
430 if (!delayed_view_updater_.isActive())
431 delayed_view_updater_.start();
434 void View::on_decoder_stacked(void* decoder)
436 // TODO This doesn't change existing entries for the same signal - but it should as the naming scheme may change
438 Decoder* d = static_cast<Decoder*>(decoder);
440 // Only add the decoder if it has binary output
441 if (d->get_binary_class_count() == 0)
444 // Find the signal that contains the selected decoder
445 DecodeSignal* signal = nullptr;
447 for (const shared_ptr<DecodeSignal>& ds : decode_signals_)
448 for (const shared_ptr<Decoder>& dec : ds->decoder_stack())
454 // Add the decoder to the list
455 QString title = QString("%1 (%2)").arg(signal->name(), d->name());
456 decoder_selector_->addItem(title, QVariant::fromValue((void*)d));
459 void View::on_decoder_removed(void* decoder)
461 Decoder* d = static_cast<Decoder*>(decoder);
463 // Remove the decoder from the list
464 int index = decoder_selector_->findData(QVariant::fromValue((void*)d));
467 decoder_selector_->removeItem(index);
470 void View::on_actionSave_triggered(QAction* action)
472 int save_type = SaveTypeBinary;
474 save_type = action->data().toInt();
478 case SaveTypeBinary: save_data(); break;
479 case SaveTypeHexDumpPlain: save_data_as_hex_dump(false, false); break;
480 case SaveTypeHexDumpWithOffset: save_data_as_hex_dump(true, false); break;
481 case SaveTypeHexDumpComplete: save_data_as_hex_dump(true, true); break;
485 void View::on_metadata_object_changed(MetadataObject* obj,
486 MetadataValueType value_type)
488 // Check if we need to update the model's data range. We only work on the
489 // end sample value because the start sample value is updated first and
491 if ((obj->type() == MetadataObjMainViewRange) &&
492 (value_type == MetadataValueEndSample)) {
494 int64_t start_sample = obj->value(MetadataValueStartSample).toLongLong();
495 int64_t end_sample = obj->value(MetadataValueEndSample).toLongLong();
497 hex_view_->set_visible_sample_range(start_sample, end_sample);
500 if (obj->type() == MetadataObjMousePos)
501 hex_view_->set_highlighted_data_sample(obj->value(MetadataValueStartSample).toLongLong());
504 void View::perform_delayed_view_update()
506 if (signal_ && !binary_data_exists_)
507 if (signal_->get_binary_data_chunk_count(current_segment_, decoder_, bin_class_id_))
508 binary_data_exists_ = true;
514 } // namespace decoder_binary