]> sigrok.org Git - pulseview.git/blobdiff - pv/toolbars/mainbar.cpp
fix catching polymorphic types by value
[pulseview.git] / pv / toolbars / mainbar.cpp
index c7b373341041f0bb76491b4ac70709e65da3e03c..1797e0a43e7de836b3695cfde24cf09647b6d150 100644 (file)
@@ -87,8 +87,7 @@ const uint64_t MainBar::DefaultSampleCount = 1000000;
 const char *MainBar::SettingOpenDirectory = "MainWindow/OpenDirectory";
 const char *MainBar::SettingSaveDirectory = "MainWindow/SaveDirectory";
 
-MainBar::MainBar(Session &session, QWidget *parent,
-               pv::views::trace::View *view) :
+MainBar::MainBar(Session &session, QWidget *parent, pv::views::trace::View *view) :
        StandardBar(session, parent, view, false),
        action_new_view_(new QAction(this)),
        action_open_(new QAction(this)),
@@ -97,8 +96,7 @@ MainBar::MainBar(Session &session, QWidget *parent,
        action_connect_(new QAction(this)),
        open_button_(new QToolButton()),
        save_button_(new QToolButton()),
-       device_selector_(parent, session.device_manager(),
-               action_connect_),
+       device_selector_(parent, session.device_manager(), action_connect_),
        configure_button_(this),
        configure_button_action_(nullptr),
        channels_button_(this),
@@ -148,15 +146,13 @@ MainBar::MainBar(Session &session, QWidget *parent,
        widgets::ExportMenu *menu_file_export = new widgets::ExportMenu(this,
                session.device_manager().context());
        menu_file_export->setTitle(tr("&Export"));
-       connect(menu_file_export,
-               SIGNAL(format_selected(shared_ptr<sigrok::OutputFormat>)),
+       connect(menu_file_export, SIGNAL(format_selected(shared_ptr<sigrok::OutputFormat>)),
                this, SLOT(export_file(shared_ptr<sigrok::OutputFormat>)));
 
        widgets::ImportMenu *menu_file_import = new widgets::ImportMenu(this,
                session.device_manager().context());
        menu_file_import->setTitle(tr("&Import"));
-       connect(menu_file_import,
-               SIGNAL(format_selected(shared_ptr<sigrok::InputFormat>)),
+       connect(menu_file_import, SIGNAL(format_selected(shared_ptr<sigrok::InputFormat>)),
                this, SLOT(import_file(shared_ptr<sigrok::InputFormat>)));
 
        action_connect_->setText(tr("&Connect to Device..."));
@@ -166,27 +162,22 @@ MainBar::MainBar(Session &session, QWidget *parent,
        // Open button
        widgets::ImportMenu *import_menu = new widgets::ImportMenu(this,
                session.device_manager().context(), action_open_);
-       connect(import_menu,
-               SIGNAL(format_selected(shared_ptr<sigrok::InputFormat>)),
-               this,
-               SLOT(import_file(shared_ptr<sigrok::InputFormat>)));
+       connect(import_menu, SIGNAL(format_selected(shared_ptr<sigrok::InputFormat>)),
+               this, SLOT(import_file(shared_ptr<sigrok::InputFormat>)));
 
        open_button_->setMenu(import_menu);
        open_button_->setDefaultAction(action_open_);
        open_button_->setPopupMode(QToolButton::MenuButtonPopup);
 
        // Save button
-       vector<QAction *> open_actions;
+       vector<QAction*> open_actions;
        open_actions.push_back(action_save_as_);
        open_actions.push_back(action_save_selection_as_);
 
        widgets::ExportMenu *export_menu = new widgets::ExportMenu(this,
-               session.device_manager().context(),
-               open_actions);
-       connect(export_menu,
-               SIGNAL(format_selected(shared_ptr<sigrok::OutputFormat>)),
-               this,
-               SLOT(export_file(shared_ptr<sigrok::OutputFormat>)));
+               session.device_manager().context(), open_actions);
+       connect(export_menu, SIGNAL(format_selected(shared_ptr<sigrok::OutputFormat>)),
+               this, SLOT(export_file(shared_ptr<sigrok::OutputFormat>)));
 
        save_button_->setMenu(export_menu);
        save_button_->setDefaultAction(action_save_as_);
@@ -302,8 +293,7 @@ void MainBar::update_sample_rate_selector()
                return;
        }
 
-       const shared_ptr<devices::Device> device =
-               device_selector_.selected_device();
+       const shared_ptr<devices::Device> device = device_selector_.selected_device();
        if (!device)
                return;
 
@@ -313,7 +303,11 @@ void MainBar::update_sample_rate_selector()
        const shared_ptr<sigrok::Device> sr_dev = device->device();
 
        if (sr_dev->config_check(ConfigKey::SAMPLERATE, Capability::LIST)) {
-               gvar_dict = sr_dev->config_list(ConfigKey::SAMPLERATE);
+               try {
+                       gvar_dict = sr_dev->config_list(ConfigKey::SAMPLERATE);
+               } catch (Error& error) {
+                       qDebug() << tr("Failed to get sample rate list:") << error.what();
+               }
        } else {
                sample_rate_.show_none();
                updating_sample_rate_ = false;
@@ -323,7 +317,7 @@ void MainBar::update_sample_rate_selector()
        if ((gvar_list = g_variant_lookup_value(gvar_dict.gobj(),
                        "samplerate-steps", G_VARIANT_TYPE("at")))) {
                elements = (const uint64_t *)g_variant_get_fixed_array(
-                               gvar_list, &num_elements, sizeof(uint64_t));
+                       gvar_list, &num_elements, sizeof(uint64_t));
 
                const uint64_t min = elements[0];
                const uint64_t max = elements[1];
@@ -348,7 +342,7 @@ void MainBar::update_sample_rate_selector()
        } else if ((gvar_list = g_variant_lookup_value(gvar_dict.gobj(),
                        "samplerates", G_VARIANT_TYPE("at")))) {
                elements = (const uint64_t *)g_variant_get_fixed_array(
-                               gvar_list, &num_elements, sizeof(uint64_t));
+                       gvar_list, &num_elements, sizeof(uint64_t));
                sample_rate_.show_list(elements, num_elements);
                g_variant_unref(gvar_list);
        }
@@ -362,8 +356,7 @@ void MainBar::update_sample_rate_selector_value()
        if (updating_sample_rate_)
                return;
 
-       const shared_ptr<devices::Device> device =
-               device_selector_.selected_device();
+       const shared_ptr<devices::Device> device = device_selector_.selected_device();
        if (!device)
                return;
 
@@ -375,9 +368,8 @@ void MainBar::update_sample_rate_selector_value()
                updating_sample_rate_ = true;
                sample_rate_.set_value(samplerate);
                updating_sample_rate_ = false;
-       } catch (Error error) {
-               qDebug() << "WARNING: Failed to get value of sample rate";
-               return;
+       } catch (Error& error) {
+               qDebug() << tr("Failed to get value of sample rate:") << error.what();
        }
 }
 
@@ -386,8 +378,7 @@ void MainBar::update_sample_count_selector()
        if (updating_sample_count_)
                return;
 
-       const shared_ptr<devices::Device> device =
-               device_selector_.selected_device();
+       const shared_ptr<devices::Device> device = device_selector_.selected_device();
        if (!device)
                return;
 
@@ -413,10 +404,14 @@ void MainBar::update_sample_count_selector()
        }
 
        if (sr_dev->config_check(ConfigKey::LIMIT_SAMPLES, Capability::LIST)) {
-               auto gvar = sr_dev->config_list(ConfigKey::LIMIT_SAMPLES);
-               if (gvar.gobj())
-                       g_variant_get(gvar.gobj(), "(tt)",
-                               &min_sample_count, &max_sample_count);
+               try {
+                       auto gvar = sr_dev->config_list(ConfigKey::LIMIT_SAMPLES);
+                       if (gvar.gobj())
+                               g_variant_get(gvar.gobj(), "(tt)",
+                                       &min_sample_count, &max_sample_count);
+               } catch (Error& error) {
+                       qDebug() << tr("Failed to get sample limit list:") << error.what();
+               }
        }
 
        min_sample_count = min(max(min_sample_count, MinSampleCount),
@@ -448,8 +443,7 @@ void MainBar::update_device_config_widgets()
 {
        using namespace pv::popups;
 
-       const shared_ptr<devices::Device> device =
-               device_selector_.selected_device();
+       const shared_ptr<devices::Device> device = device_selector_.selected_device();
 
        // Hide the widgets if no device is selected
        channels_button_action_->setVisible(!!device);
@@ -466,8 +460,7 @@ void MainBar::update_device_config_widgets()
 
        // Update the configure popup
        DeviceOptions *const opts = new DeviceOptions(sr_dev, this);
-       configure_button_action_->setVisible(
-               !opts->binding().properties().empty());
+       configure_button_action_->setVisible(!opts->binding().properties().empty());
        configure_button_.set_popup(opts);
 
        // Update the channels popup
@@ -494,8 +487,7 @@ void MainBar::commit_sample_rate()
 {
        uint64_t sample_rate = 0;
 
-       const shared_ptr<devices::Device> device =
-               device_selector_.selected_device();
+       const shared_ptr<devices::Device> device = device_selector_.selected_device();
        if (!device)
                return;
 
@@ -509,8 +501,8 @@ void MainBar::commit_sample_rate()
                sr_dev->config_set(ConfigKey::SAMPLERATE,
                        Glib::Variant<guint64>::create(sample_rate));
                update_sample_rate_selector();
-       } catch (Error error) {
-               qDebug() << "Failed to configure samplerate.";
+       } catch (Error& error) {
+               qDebug() << tr("Failed to configure samplerate:") << error.what();
                return;
        }
 
@@ -524,8 +516,7 @@ void MainBar::commit_sample_count()
 {
        uint64_t sample_count = 0;
 
-       const shared_ptr<devices::Device> device =
-               device_selector_.selected_device();
+       const shared_ptr<devices::Device> device = device_selector_.selected_device();
        if (!device)
                return;
 
@@ -537,8 +528,8 @@ void MainBar::commit_sample_count()
                        sr_dev->config_set(ConfigKey::LIMIT_SAMPLES,
                                Glib::Variant<guint64>::create(sample_count));
                        update_sample_count_selector();
-               } catch (Error error) {
-                       qDebug() << "Failed to configure sample count.";
+               } catch (Error& error) {
+                       qDebug() << tr("Failed to configure sample count:") << error.what();
                        return;
                }
        }
@@ -597,8 +588,8 @@ void MainBar::export_file(shared_ptr<OutputFormat> format, bool selection_only)
 
                if (!trace_view->cursors()->enabled()) {
                        show_session_error(tr("Missing Cursors"), tr("You need to set the " \
-                                       "cursors before you can save the data enclosed by them " \
-                                       "to a session file (e.g. using the Show Cursors button)."));
+                               "cursors before you can save the data enclosed by them " \
+                               "to a session file (e.g. using the Show Cursors button)."));
                        return;
                }
 
@@ -612,6 +603,13 @@ void MainBar::export_file(shared_ptr<OutputFormat> format, bool selection_only)
                const uint64_t end_sample = (uint64_t)max(
                        (double)0, end_time.convert_to<double>() * samplerate);
 
+               if ((start_sample == 0) && (end_sample == 0)) {
+                       // Both cursors are negative and were clamped to 0
+                       show_session_error(tr("Invalid Range"), tr("The cursors don't " \
+                               "define a valid range of samples."));
+                       return;
+               }
+
                sample_range = make_pair(start_sample, end_sample);
        } else {
                sample_range = make_pair(0, 0);
@@ -668,16 +666,19 @@ void MainBar::import_file(shared_ptr<InputFormat> format)
 
        // Construct the filter
        const vector<string> exts = format->extensions();
-       const QString filter = exts.empty() ? "" :
-               tr("%1 files (*.%2)").arg(
-                       QString::fromStdString(format->description()),
-                       QString::fromStdString(join(exts, ", *.")));
+       const QString filter_exts = exts.empty() ? "" : QString::fromStdString("%1 (%2)").arg(
+               tr("%1 files").arg(QString::fromStdString(format->description())),
+               QString::fromStdString("*.%1").arg(QString::fromStdString(join(exts, " *."))));
+       const QString filter_all = QString::fromStdString("%1 (%2)").arg(
+               tr("All Files"), QString::fromStdString("*"));
+       const QString filter = QString::fromStdString("%1%2%3").arg(
+               exts.empty() ? "" : filter_exts,
+               exts.empty() ? "" : ";;",
+               filter_all);
 
        // Show the file dialog
        const QString file_name = QFileDialog::getOpenFileName(
-               this, tr("Import File"), dir, tr(
-                       "%1 files (*);;All Files (*)").arg(
-                       QString::fromStdString(format->description())));
+               this, tr("Import File"), dir, filter);
 
        if (file_name.isEmpty())
                return;
@@ -703,12 +704,11 @@ void MainBar::import_file(shared_ptr<InputFormat> format)
 void MainBar::on_device_selected()
 {
        shared_ptr<devices::Device> device = device_selector_.selected_device();
-       if (!device) {
-               reset_device_selector();
-               return;
-       }
 
-       session_.select_device(device);
+       if (device)
+               session_.select_device(device);
+       else
+               reset_device_selector();
 }
 
 void MainBar::on_device_changed()
@@ -813,8 +813,9 @@ void MainBar::add_toolbar_widgets()
 bool MainBar::eventFilter(QObject *watched, QEvent *event)
 {
        if (sample_count_supported_ && (watched == &sample_count_ ||
-                       watched == &sample_rate_) &&
-                       (event->type() == QEvent::ToolTip)) {
+               watched == &sample_rate_) &&
+               (event->type() == QEvent::ToolTip)) {
+
                auto sec = pv::util::Timestamp(sample_count_.value()) / sample_rate_.value();
                QHelpEvent *help_event = static_cast<QHelpEvent*>(event);