+++ /dev/null
-/*
- * This file is part of the PulseView project.
- *
- * Copyright (C) 2019 Soeren Apel <soeren@apelpie.net>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <climits>
-
-#include <QByteArray>
-#include <QDebug>
-#include <QFileDialog>
-#include <QLabel>
-#include <QMenu>
-#include <QMessageBox>
-#include <QToolBar>
-#include <QVBoxLayout>
-
-#include <libsigrokdecode/libsigrokdecode.h>
-
-#include "view.hpp"
-#include "QHexView.hpp"
-
-#include "pv/globalsettings.hpp"
-#include "pv/session.hpp"
-#include "pv/util.hpp"
-#include "pv/data/decode/decoder.hpp"
-
-using pv::data::DecodeSignal;
-using pv::data::SignalBase;
-using pv::data::decode::Decoder;
-using pv::util::Timestamp;
-
-using std::shared_ptr;
-
-namespace pv {
-namespace views {
-namespace decoder_output {
-
-const char* SaveTypeNames[SaveTypeCount] = {
- "Binary",
- "Hex Dump, plain",
- "Hex Dump, with offset",
- "Hex Dump, canonical"
-};
-
-
-View::View(Session &session, bool is_main_view, QMainWindow *parent) :
- ViewBase(session, is_main_view, parent),
-
- // Note: Place defaults in View::reset_view_state(), not here
- parent_(parent),
- decoder_selector_(new QComboBox()),
- format_selector_(new QComboBox()),
- class_selector_(new QComboBox()),
- stacked_widget_(new QStackedWidget()),
- hex_view_(new QHexView()),
- save_button_(new QToolButton()),
- save_action_(new QAction(this)),
- signal_(nullptr)
-{
- QVBoxLayout *root_layout = new QVBoxLayout(this);
- root_layout->setContentsMargins(0, 0, 0, 0);
-
- // Create toolbar
- QToolBar* toolbar = new QToolBar();
- toolbar->setContextMenuPolicy(Qt::PreventContextMenu);
- parent->addToolBar(toolbar);
-
- // Populate toolbar
- toolbar->addWidget(new QLabel(tr("Decoder:")));
- toolbar->addWidget(decoder_selector_);
- toolbar->addWidget(class_selector_);
- toolbar->addSeparator();
- toolbar->addWidget(new QLabel(tr("Show data as")));
- toolbar->addWidget(format_selector_);
- toolbar->addSeparator();
- toolbar->addWidget(save_button_);
-
- // Add format types
- format_selector_->addItem(tr("Hexdump"), qVariantFromValue(QString("text/hexdump")));
-
- // Add widget stack
- root_layout->addWidget(stacked_widget_);
- stacked_widget_->addWidget(hex_view_);
- stacked_widget_->setCurrentIndex(0);
-
- connect(decoder_selector_, SIGNAL(currentIndexChanged(int)),
- this, SLOT(on_selected_decoder_changed(int)));
- connect(class_selector_, SIGNAL(currentIndexChanged(int)),
- this, SLOT(on_selected_class_changed(int)));
-
- // Configure widgets
- decoder_selector_->setSizeAdjustPolicy(QComboBox::AdjustToContents);
- class_selector_->setSizeAdjustPolicy(QComboBox::AdjustToContents);
-
- // Configure actions
- save_action_->setText(tr("&Save..."));
- save_action_->setIcon(QIcon::fromTheme("document-save-as",
- QIcon(":/icons/document-save-as.png")));
- save_action_->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_S));
- connect(save_action_, SIGNAL(triggered(bool)),
- this, SLOT(on_actionSave_triggered()));
-
- QMenu *save_menu = new QMenu();
- connect(save_menu, SIGNAL(triggered(QAction*)),
- this, SLOT(on_actionSave_triggered(QAction*)));
-
- for (int i = 0; i < SaveTypeCount; i++) {
- QAction *const action = save_menu->addAction(tr(SaveTypeNames[i]));
- action->setData(qVariantFromValue(i));
- }
-
- save_button_->setMenu(save_menu);
- save_button_->setDefaultAction(save_action_);
- save_button_->setPopupMode(QToolButton::MenuButtonPopup);
-
- parent->setSizePolicy(hex_view_->sizePolicy()); // TODO Must be updated when selected widget changes
-
- reset_view_state();
-}
-
-ViewType View::get_type() const
-{
- return ViewTypeDecoderOutput;
-}
-
-void View::reset_view_state()
-{
- ViewBase::reset_view_state();
-
- decoder_selector_->clear();
- class_selector_->clear();
- format_selector_->setCurrentIndex(0);
- save_button_->setEnabled(false);
-
- hex_view_->clear();
-}
-
-void View::clear_decode_signals()
-{
- ViewBase::clear_decode_signals();
-
- reset_data();
- reset_view_state();
-}
-
-void View::add_decode_signal(shared_ptr<data::DecodeSignal> signal)
-{
- ViewBase::add_decode_signal(signal);
-
- connect(signal.get(), SIGNAL(name_changed(const QString&)),
- this, SLOT(on_signal_name_changed(const QString&)));
- connect(signal.get(), SIGNAL(decoder_stacked(void*)),
- this, SLOT(on_decoder_stacked(void*)));
- connect(signal.get(), SIGNAL(decoder_removed(void*)),
- this, SLOT(on_decoder_removed(void*)));
-
- // Add all decoders provided by this signal
- auto stack = signal->decoder_stack();
- if (stack.size() > 1) {
- for (const shared_ptr<Decoder>& dec : stack)
- // Only add the decoder if it has binary output
- if (dec->get_binary_class_count() > 0) {
- QString title = QString("%1 (%2)").arg(signal->name(), dec->name());
- decoder_selector_->addItem(title, QVariant::fromValue((void*)dec.get()));
- }
- } else
- if (!stack.empty()) {
- shared_ptr<Decoder>& dec = stack.at(0);
- if (dec->get_binary_class_count() > 0)
- decoder_selector_->addItem(signal->name(), QVariant::fromValue((void*)dec.get()));
- }
-}
-
-void View::remove_decode_signal(shared_ptr<data::DecodeSignal> signal)
-{
- // Remove all decoders provided by this signal
- for (const shared_ptr<Decoder>& dec : signal->decoder_stack()) {
- int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get()));
-
- if (index != -1)
- decoder_selector_->removeItem(index);
- }
-
- ViewBase::remove_decode_signal(signal);
-
- if (signal.get() == signal_) {
- reset_data();
- update_data();
- reset_view_state();
- }
-}
-
-void View::save_settings(QSettings &settings) const
-{
- (void)settings;
-}
-
-void View::restore_settings(QSettings &settings)
-{
- // Note: It is assumed that this function is only called once,
- // immediately after restoring a previous session.
- (void)settings;
-}
-
-void View::reset_data()
-{
- signal_ = nullptr;
- decoder_ = nullptr;
- bin_class_id_ = 0;
- binary_data_exists_ = false;
-
- hex_view_->clear();
-}
-
-void View::update_data()
-{
- if (!signal_)
- return;
-
- const DecodeBinaryClass* bin_class =
- signal_->get_binary_data_class(current_segment_, decoder_, bin_class_id_);
-
- hex_view_->set_data(bin_class);
-
- if (!binary_data_exists_)
- return;
-
- if (!save_button_->isEnabled())
- save_button_->setEnabled(true);
-}
-
-void View::save_data() const
-{
- assert(decoder_);
- assert(signal_);
-
- if (!signal_)
- return;
-
- GlobalSettings settings;
- const QString dir = settings.value("MainWindow/SaveDirectory").toString();
-
- const QString file_name = QFileDialog::getSaveFileName(
- parent_, tr("Save Binary Data"), dir, tr("Binary Data Files (*.bin);;All Files (*)"));
-
- if (file_name.isEmpty())
- return;
-
- QFile file(file_name);
- if (file.open(QIODevice::WriteOnly | QIODevice::Truncate)) {
- pair<size_t, size_t> selection = hex_view_->get_selection();
-
- vector<uint8_t> data;
- data.resize(selection.second - selection.first + 1);
-
- signal_->get_merged_binary_data_chunks_by_offset(current_segment_, decoder_,
- bin_class_id_, selection.first, selection.second, &data);
-
- int64_t bytes_written = file.write((const char*)data.data(), data.size());
-
- if ((bytes_written == -1) || ((uint64_t)bytes_written != data.size())) {
- QMessageBox msg(parent_);
- msg.setText(tr("Error") + "\n\n" + tr("File %1 could not be written to.").arg(file_name));
- msg.setStandardButtons(QMessageBox::Ok);
- msg.setIcon(QMessageBox::Warning);
- msg.exec();
- return;
- }
- }
-}
-
-void View::save_data_as_hex_dump(bool with_offset, bool with_ascii) const
-{
- assert(decoder_);
- assert(signal_);
-
- if (!signal_)
- return;
-
- GlobalSettings settings;
- const QString dir = settings.value("MainWindow/SaveDirectory").toString();
-
- const QString file_name = QFileDialog::getSaveFileName(
- parent_, tr("Save Binary Data"), dir, tr("Hex Dumps (*.txt);;All Files (*)"));
-
- if (file_name.isEmpty())
- return;
-
- QFile file(file_name);
- if (file.open(QIODevice::WriteOnly | QIODevice::Truncate | QIODevice::Text)) {
- pair<size_t, size_t> selection = hex_view_->get_selection();
-
- vector<uint8_t> data;
- data.resize(selection.second - selection.first + 1);
-
- signal_->get_merged_binary_data_chunks_by_offset(current_segment_, decoder_,
- bin_class_id_, selection.first, selection.second, &data);
-
- QTextStream out_stream(&file);
-
- uint64_t offset = selection.first;
- uint64_t n = hex_view_->get_bytes_per_line();
- QString s;
-
- while (offset < selection.second) {
- size_t end = std::min((uint64_t)(selection.second), offset + n);
- offset = hex_view_->create_hex_line(offset, end, &s, with_offset, with_ascii);
- out_stream << s << endl;
- }
-
- out_stream << endl;
-
- if (out_stream.status() != QTextStream::Ok) {
- QMessageBox msg(parent_);
- msg.setText(tr("Error") + "\n\n" + tr("File %1 could not be written to.").arg(file_name));
- msg.setStandardButtons(QMessageBox::Ok);
- msg.setIcon(QMessageBox::Warning);
- msg.exec();
- return;
- }
- }
-}
-
-void View::on_selected_decoder_changed(int index)
-{
- if (signal_)
- disconnect(signal_, SIGNAL(new_binary_data(unsigned int, void*, unsigned int)));
-
- reset_data();
-
- decoder_ = (Decoder*)decoder_selector_->itemData(index).value<void*>();
-
- // Find the signal that contains the selected decoder
- for (const shared_ptr<DecodeSignal>& ds : decode_signals_)
- for (const shared_ptr<Decoder>& dec : ds->decoder_stack())
- if (decoder_ == dec.get())
- signal_ = ds.get();
-
- class_selector_->clear();
-
- if (signal_) {
- // Populate binary class selector
- uint32_t bin_classes = decoder_->get_binary_class_count();
- for (uint32_t i = 0; i < bin_classes; i++) {
- const data::decode::DecodeBinaryClassInfo* class_info = decoder_->get_binary_class(i);
- class_selector_->addItem(class_info->description, QVariant::fromValue(i));
- }
-
- connect(signal_, SIGNAL(new_binary_data(unsigned int, void*, unsigned int)),
- this, SLOT(on_new_binary_data(unsigned int, void*, unsigned int)));
- }
-
- update_data();
-}
-
-void View::on_selected_class_changed(int index)
-{
- bin_class_id_ = class_selector_->itemData(index).value<uint32_t>();
-
- binary_data_exists_ =
- signal_->get_binary_data_chunk_count(current_segment_, decoder_, bin_class_id_);
-
- update_data();
-}
-
-void View::on_signal_name_changed(const QString &name)
-{
- (void)name;
-
- SignalBase* sb = qobject_cast<SignalBase*>(QObject::sender());
- assert(sb);
-
- DecodeSignal* signal = dynamic_cast<DecodeSignal*>(sb);
- assert(signal);
-
- // Update all decoder entries provided by this signal
- auto stack = signal->decoder_stack();
- if (stack.size() > 1) {
- for (const shared_ptr<Decoder>& dec : stack) {
- QString title = QString("%1 (%2)").arg(signal->name(), dec->name());
- int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get()));
-
- if (index != -1)
- decoder_selector_->setItemText(index, title);
- }
- } else
- if (!stack.empty()) {
- shared_ptr<Decoder>& dec = stack.at(0);
- int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get()));
-
- if (index != -1)
- decoder_selector_->setItemText(index, signal->name());
- }
-}
-
-void View::on_new_binary_data(unsigned int segment_id, void* decoder, unsigned int bin_class_id)
-{
- if ((segment_id == current_segment_) && (decoder == decoder_) && (bin_class_id == bin_class_id_))
- if (!delayed_view_updater_.isActive())
- delayed_view_updater_.start();
-}
-
-void View::on_decoder_stacked(void* decoder)
-{
- // TODO This doesn't change existing entries for the same signal - but it should as the naming scheme may change
-
- Decoder* d = static_cast<Decoder*>(decoder);
-
- // Only add the decoder if it has binary output
- if (d->get_binary_class_count() == 0)
- return;
-
- // Find the signal that contains the selected decoder
- DecodeSignal* signal = nullptr;
-
- for (const shared_ptr<DecodeSignal>& ds : decode_signals_)
- for (const shared_ptr<Decoder>& dec : ds->decoder_stack())
- if (d == dec.get())
- signal = ds.get();
-
- assert(signal);
-
- // Add the decoder to the list
- QString title = QString("%1 (%2)").arg(signal->name(), d->name());
- decoder_selector_->addItem(title, QVariant::fromValue((void*)d));
-}
-
-void View::on_decoder_removed(void* decoder)
-{
- Decoder* d = static_cast<Decoder*>(decoder);
-
- // Remove the decoder from the list
- int index = decoder_selector_->findData(QVariant::fromValue((void*)d));
-
- if (index != -1)
- decoder_selector_->removeItem(index);
-}
-
-void View::on_actionSave_triggered(QAction* action)
-{
- int save_type = SaveTypeBinary;
- if (action)
- save_type = action->data().toInt();
-
- switch (save_type)
- {
- case SaveTypeBinary: save_data(); break;
- case SaveTypeHexDumpPlain: save_data_as_hex_dump(false, false); break;
- case SaveTypeHexDumpWithOffset: save_data_as_hex_dump(true, false); break;
- case SaveTypeHexDumpComplete: save_data_as_hex_dump(true, true); break;
- }
-}
-
-void View::perform_delayed_view_update()
-{
- if (signal_ && !binary_data_exists_)
- if (signal_->get_binary_data_chunk_count(current_segment_, decoder_, bin_class_id_))
- binary_data_exists_ = true;
-
- update_data();
-}
-
-
-} // namespace decoder_output
-} // namespace views
-} // namespace pv
projects / pulseview.git / blobdiff