X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fmainwindow.cpp;h=19caab32e2d8d63265758eee8b0bc0b28d2168ed;hp=4de010af7a97282a37eeba8c18d177e7317ad838;hb=eaa02ef436fb9d8217a94076e1258da47d3cd8e0;hpb=d99dc9f29066fba8948f1fca8b18a54b33064837 diff --git a/pv/mainwindow.cpp b/pv/mainwindow.cpp index 4de010af..19caab32 100644 --- a/pv/mainwindow.cpp +++ b/pv/mainwindow.cpp @@ -14,307 +14,563 @@ * 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, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * along with this program; if not, see . */ #ifdef ENABLE_DECODE #include #endif -#include -#include +#include +#include +#include +#include +#include #include #include -#include -#include +#include +#include +#include +#include #include -#include -#include -#include -#include +#include +#include #include -#include "mainwindow.h" +#include "mainwindow.hpp" -#include "devicemanager.h" -#include "dialogs/about.h" -#include "dialogs/connect.h" -#include "dialogs/storeprogress.h" -#include "toolbars/samplingbar.h" -#include "view/logicsignal.h" -#include "view/view.h" -#ifdef ENABLE_DECODE -#include "widgets/decodermenu.h" -#endif +#include "devicemanager.hpp" +#include "devices/hardwaredevice.hpp" +#include "dialogs/settings.hpp" +#include "globalsettings.hpp" +#include "toolbars/mainbar.hpp" +#include "util.hpp" +#include "views/trace/view.hpp" +#include "views/trace/standardbar.hpp" -/* __STDC_FORMAT_MACROS is required for PRIu64 and friends (in C++). */ -#define __STDC_FORMAT_MACROS -#include -#include -#include -#include -#include +#include -using std::list; +using std::dynamic_pointer_cast; +using std::make_shared; +using std::shared_ptr; +using std::string; namespace pv { namespace view { -class SelectableItem; +class ViewItem; } -MainWindow::MainWindow(DeviceManager &device_manager, - const char *open_file_name, - QWidget *parent) : +using toolbars::MainBar; + +const QString MainWindow::WindowTitle = tr("PulseView"); + +MainWindow::MainWindow(DeviceManager &device_manager, QWidget *parent) : QMainWindow(parent), - _device_manager(device_manager), - _session(device_manager) + device_manager_(device_manager), + session_selector_(this), + session_state_mapper_(this), + icon_red_(":/icons/status-red.svg"), + icon_green_(":/icons/status-green.svg"), + icon_grey_(":/icons/status-grey.svg") { + qRegisterMetaType("util::Timestamp"); + qRegisterMetaType("uint64_t"); + + GlobalSettings::add_change_handler(this); + setup_ui(); - if (open_file_name) { - const QString s(QString::fromUtf8(open_file_name)); - QMetaObject::invokeMethod(this, "load_file", - Qt::QueuedConnection, - Q_ARG(QString, s)); + restore_ui_settings(); +} + +MainWindow::~MainWindow() +{ + GlobalSettings::remove_change_handler(this); + + while (!sessions_.empty()) + remove_session(sessions_.front()); +} + +shared_ptr MainWindow::get_active_view() const +{ + // If there's only one view, use it... + if (view_docks_.size() == 1) + return view_docks_.begin()->second; + + // ...otherwise find the dock widget the widget with focus is contained in + QObject *w = QApplication::focusWidget(); + QDockWidget *dock = nullptr; + + while (w) { + dock = qobject_cast(w); + if (dock) + break; + w = w->parent(); } + + // Get the view contained in the dock widget + for (auto entry : view_docks_) + if (entry.first == dock) + return entry.second; + + return nullptr; } -void MainWindow::setup_ui() +shared_ptr MainWindow::add_view(const QString &title, + views::ViewType type, Session &session) { - setObjectName(QString::fromUtf8("MainWindow")); + GlobalSettings settings; + shared_ptr v; - resize(1024, 768); + QMainWindow *main_window = nullptr; + for (auto entry : session_windows_) + if (entry.first.get() == &session) + main_window = entry.second; - // Set the window icon - QIcon icon; - icon.addFile(QString::fromUtf8(":/icons/sigrok-logo-notext.png"), - QSize(), QIcon::Normal, QIcon::Off); - setWindowIcon(icon); + assert(main_window); - // Setup the central widget - _central_widget = new QWidget(this); - _vertical_layout = new QVBoxLayout(_central_widget); - _vertical_layout->setSpacing(6); - _vertical_layout->setContentsMargins(0, 0, 0, 0); - setCentralWidget(_central_widget); - - _view = new pv::view::View(_session, this); - - _vertical_layout->addWidget(_view); - - // Setup the menu bar - QMenuBar *const menu_bar = new QMenuBar(this); - menu_bar->setGeometry(QRect(0, 0, 400, 25)); - - // File Menu - QMenu *const menu_file = new QMenu; - menu_file->setTitle(QApplication::translate( - "MainWindow", "&File", 0, QApplication::UnicodeUTF8)); - - QAction *const action_open = new QAction(this); - action_open->setText(QApplication::translate( - "MainWindow", "&Open...", 0, QApplication::UnicodeUTF8)); - action_open->setIcon(QIcon::fromTheme("document-open", - QIcon(":/icons/document-open.png"))); - action_open->setObjectName(QString::fromUtf8("actionOpen")); - menu_file->addAction(action_open); - - QAction *const action_save_as = new QAction(this); - action_save_as->setText(QApplication::translate( - "MainWindow", "&Save As...", 0, QApplication::UnicodeUTF8)); - action_save_as->setIcon(QIcon::fromTheme("document-save-as", - QIcon(":/icons/document-save-as.png"))); - action_save_as->setObjectName(QString::fromUtf8("actionSaveAs")); - menu_file->addAction(action_save_as); - - menu_file->addSeparator(); - - QAction *const action_connect = new QAction(this); - action_connect->setText(QApplication::translate( - "MainWindow", "&Connect to Device...", 0, - QApplication::UnicodeUTF8)); - action_connect->setObjectName(QString::fromUtf8("actionConnect")); - menu_file->addAction(action_connect); - - menu_file->addSeparator(); - - QAction *action_quit = new QAction(this); - action_quit->setText(QApplication::translate( - "MainWindow", "&Quit", 0, QApplication::UnicodeUTF8)); - action_quit->setIcon(QIcon::fromTheme("application-exit", - QIcon(":/icons/application-exit.png"))); - action_quit->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q)); - action_quit->setObjectName(QString::fromUtf8("actionQuit")); - menu_file->addAction(action_quit); - - // View Menu - QMenu *menu_view = new QMenu; - menu_view->setTitle(QApplication::translate( - "MainWindow", "&View", 0, QApplication::UnicodeUTF8)); - - QAction *const action_view_zoom_in = new QAction(this); - action_view_zoom_in->setText(QApplication::translate( - "MainWindow", "Zoom &In", 0, QApplication::UnicodeUTF8)); - action_view_zoom_in->setIcon(QIcon::fromTheme("zoom-in", - QIcon(":/icons/zoom-in.png"))); - action_view_zoom_in->setObjectName( - QString::fromUtf8("actionViewZoomIn")); - menu_view->addAction(action_view_zoom_in); - - QAction *const action_view_zoom_out = new QAction(this); - action_view_zoom_out->setText(QApplication::translate( - "MainWindow", "Zoom &Out", 0, QApplication::UnicodeUTF8)); - action_view_zoom_out->setIcon(QIcon::fromTheme("zoom-out", - QIcon(":/icons/zoom-out.png"))); - action_view_zoom_out->setObjectName( - QString::fromUtf8("actionViewZoomOut")); - menu_view->addAction(action_view_zoom_out); - - QAction *const action_view_zoom_fit = new QAction(this); - action_view_zoom_fit->setText(QApplication::translate( - "MainWindow", "Zoom to &Fit", 0, QApplication::UnicodeUTF8)); - action_view_zoom_fit->setIcon(QIcon::fromTheme("zoom-fit", - QIcon(":/icons/zoom-fit.png"))); - action_view_zoom_fit->setShortcut(QKeySequence(Qt::Key_F)); - action_view_zoom_fit->setObjectName( - QString::fromUtf8("actionViewZoomFit")); - menu_view->addAction(action_view_zoom_fit); - - QAction *const action_view_zoom_one_to_one = new QAction(this); - action_view_zoom_one_to_one->setText(QApplication::translate( - "MainWindow", "Zoom to &One-to-One", 0, - QApplication::UnicodeUTF8)); - action_view_zoom_one_to_one->setIcon(QIcon::fromTheme("zoom-original", - QIcon(":/icons/zoom-original.png"))); - action_view_zoom_one_to_one->setShortcut(QKeySequence(Qt::Key_O)); - action_view_zoom_one_to_one->setObjectName( - QString::fromUtf8("actionViewZoomOneToOne")); - menu_view->addAction(action_view_zoom_one_to_one); - - menu_view->addSeparator(); - - QAction *action_view_show_cursors = new QAction(this); - action_view_show_cursors->setCheckable(true); - action_view_show_cursors->setChecked(_view->cursors_shown()); - action_view_show_cursors->setShortcut(QKeySequence(Qt::Key_C)); - action_view_show_cursors->setObjectName( - QString::fromUtf8("actionViewShowCursors")); - action_view_show_cursors->setText(QApplication::translate( - "MainWindow", "Show &Cursors", 0, QApplication::UnicodeUTF8)); - menu_view->addAction(action_view_show_cursors); - - // Decoders Menu -#ifdef ENABLE_DECODE - QMenu *const menu_decoders = new QMenu; - menu_decoders->setTitle(QApplication::translate( - "MainWindow", "&Decoders", 0, QApplication::UnicodeUTF8)); - - pv::widgets::DecoderMenu *const menu_decoders_add = - new pv::widgets::DecoderMenu(menu_decoders); - menu_decoders_add->setTitle(QApplication::translate( - "MainWindow", "&Add", 0, QApplication::UnicodeUTF8)); - connect(menu_decoders_add, SIGNAL(decoder_selected(srd_decoder*)), - this, SLOT(add_decoder(srd_decoder*))); - - menu_decoders->addMenu(menu_decoders_add); -#endif + shared_ptr main_bar = session.main_bar(); - // Help Menu - QMenu *const menu_help = new QMenu; - menu_help->setTitle(QApplication::translate( - "MainWindow", "&Help", 0, QApplication::UnicodeUTF8)); + QDockWidget* dock = new QDockWidget(title, main_window); + dock->setObjectName(title); + main_window->addDockWidget(Qt::TopDockWidgetArea, dock); - QAction *const action_about = new QAction(this); - action_about->setObjectName(QString::fromUtf8("actionAbout")); - action_about->setText(QApplication::translate( - "MainWindow", "&About...", 0, QApplication::UnicodeUTF8)); - menu_help->addAction(action_about); + // Insert a QMainWindow into the dock widget to allow for a tool bar + QMainWindow *dock_main = new QMainWindow(dock); + dock_main->setWindowFlags(Qt::Widget); // Remove Qt::Window flag - menu_bar->addAction(menu_file->menuAction()); - menu_bar->addAction(menu_view->menuAction()); -#ifdef ENABLE_DECODE - menu_bar->addAction(menu_decoders->menuAction()); -#endif - menu_bar->addAction(menu_help->menuAction()); + if (type == views::ViewTypeTrace) + // This view will be the main view if there's no main bar yet + v = make_shared(session, + (main_bar ? false : true), dock_main); + + if (!v) + return nullptr; + + view_docks_[dock] = v; + session.register_view(v); + + dock_main->setCentralWidget(v.get()); + dock->setWidget(dock_main); + + dock->setContextMenuPolicy(Qt::PreventContextMenu); + dock->setFeatures(QDockWidget::DockWidgetMovable | + QDockWidget::DockWidgetFloatable | QDockWidget::DockWidgetClosable); + + QAbstractButton *close_btn = + dock->findChildren + ("qt_dockwidget_closebutton").front(); + + connect(close_btn, SIGNAL(clicked(bool)), + this, SLOT(on_view_close_clicked())); + + connect(&session, SIGNAL(trigger_event(int, util::Timestamp)), + qobject_cast(v.get()), + SLOT(trigger_event(int, util::Timestamp))); - setMenuBar(menu_bar); - QMetaObject::connectSlotsByName(this); + if (type == views::ViewTypeTrace) { + views::trace::View *tv = + qobject_cast(v.get()); - // Setup the toolbar - QToolBar *const toolbar = new QToolBar(tr("Main Toolbar"), this); - toolbar->addAction(action_open); - toolbar->addSeparator(); - toolbar->addAction(action_view_zoom_in); - toolbar->addAction(action_view_zoom_out); - toolbar->addAction(action_view_zoom_fit); - addToolBar(toolbar); + tv->enable_coloured_bg(settings.value(GlobalSettings::Key_View_ColouredBG).toBool()); + tv->enable_show_sampling_points(settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool()); + tv->enable_show_analog_minor_grid(settings.value(GlobalSettings::Key_View_ShowAnalogMinorGrid).toBool()); - // Setup the sampling bar - _sampling_bar = new toolbars::SamplingBar(_session, this); + if (!main_bar) { + /* Initial view, create the main bar */ + main_bar = make_shared(session, this, tv); + dock_main->addToolBar(main_bar.get()); + session.set_main_bar(main_bar); - // Populate the device list and select the initially selected device - update_device_list(); + connect(main_bar.get(), SIGNAL(new_view(Session*)), + this, SLOT(on_new_view(Session*))); - connect(_sampling_bar, SIGNAL(run_stop()), this, - SLOT(run_stop())); - addToolBar(_sampling_bar); + main_bar->action_view_show_cursors()->setChecked(tv->cursors_shown()); - // Set the title - setWindowTitle(QApplication::translate("MainWindow", "PulseView", 0, - QApplication::UnicodeUTF8)); + /* For the main view we need to prevent the dock widget from + * closing itself when its close button is clicked. This is + * so we can confirm with the user first. Regular views don't + * need this */ + close_btn->disconnect(SIGNAL(clicked()), dock, SLOT(close())); + } else { + /* Additional view, create a standard bar */ + pv::views::trace::StandardBar *standard_bar = + new pv::views::trace::StandardBar(session, this, tv); + dock_main->addToolBar(standard_bar); - // Setup _session events - connect(&_session, SIGNAL(capture_state_changed(int)), this, - SLOT(capture_state_changed(int))); + standard_bar->action_view_show_cursors()->setChecked(tv->cursors_shown()); + } + } + return v; } -void MainWindow::session_error( - const QString text, const QString info_text) +void MainWindow::remove_view(shared_ptr view) { - QMetaObject::invokeMethod(this, "show_session_error", - Qt::QueuedConnection, Q_ARG(QString, text), - Q_ARG(QString, info_text)); + for (shared_ptr session : sessions_) { + if (!session->has_view(view)) + continue; + + // Find the dock the view is contained in and remove it + for (auto entry : view_docks_) + if (entry.second == view) { + // Remove the view from the session + session->deregister_view(view); + + // Remove the view from its parent; otherwise, Qt will + // call deleteLater() on it, which causes a double free + // since the shared_ptr in view_docks_ doesn't know + // that Qt keeps a pointer to the view around + view->setParent(nullptr); + + // Delete the view's dock widget and all widgets inside it + entry.first->deleteLater(); + + // Remove the dock widget from the list and stop iterating + view_docks_.erase(entry.first); + break; + } + } } -void MainWindow::update_device_list(struct sr_dev_inst *selected_device) +shared_ptr MainWindow::add_session() { - assert(_sampling_bar); + static int last_session_id = 1; + QString name = tr("Session %1").arg(last_session_id++); - const list &devices = _device_manager.devices(); - _sampling_bar->set_device_list(devices); + shared_ptr session = make_shared(device_manager_, name); - if (!selected_device && !devices.empty()) { - // Fall back to the first device in the list. - selected_device = devices.front(); + connect(session.get(), SIGNAL(add_view(const QString&, views::ViewType, Session*)), + this, SLOT(on_add_view(const QString&, views::ViewType, Session*))); + connect(session.get(), SIGNAL(name_changed()), + this, SLOT(on_session_name_changed())); + session_state_mapper_.setMapping(session.get(), session.get()); + connect(session.get(), SIGNAL(capture_state_changed(int)), + &session_state_mapper_, SLOT(map())); - // Try and find the demo device and select that by default - BOOST_FOREACH (struct sr_dev_inst *sdi, devices) - if (strcmp(sdi->driver->name, "demo") == 0) { - selected_device = sdi; - } + sessions_.push_back(session); + + QMainWindow *window = new QMainWindow(); + window->setWindowFlags(Qt::Widget); // Remove Qt::Window flag + session_windows_[session] = window; + + int index = session_selector_.addTab(window, name); + session_selector_.setCurrentIndex(index); + last_focused_session_ = session; + + window->setDockNestingEnabled(true); + + shared_ptr main_view = + add_view(name, views::ViewTypeTrace, *session); + + return session; +} + +void MainWindow::remove_session(shared_ptr session) +{ + // Determine the height of the button before it collapses + int h = new_session_button_->height(); + + // Stop capture while the session still exists so that the UI can be + // updated in case we're currently running. If so, this will schedule a + // call to our on_capture_state_changed() slot for the next run of the + // event loop. We need to have this executed immediately or else it will + // be dismissed since the session object will be deleted by the time we + // leave this method and the event loop gets a chance to run again. + session->stop_capture(); + QApplication::processEvents(); + + for (shared_ptr view : session->views()) + remove_view(view); + + QMainWindow *window = session_windows_.at(session); + session_selector_.removeTab(session_selector_.indexOf(window)); + + session_windows_.erase(session); + + if (last_focused_session_ == session) + last_focused_session_.reset(); + + // Remove the session from our list of sessions (which also destroys it) + sessions_.remove_if([&](shared_ptr s) { + return s == session; }); + + if (sessions_.empty()) { + // When there are no more tabs, the height of the QTabWidget + // drops to zero. We must prevent this to keep the static + // widgets visible + for (QWidget *w : static_tab_widget_->findChildren()) + w->setMinimumHeight(h); + + int margin = static_tab_widget_->layout()->contentsMargins().bottom(); + static_tab_widget_->setMinimumHeight(h + 2 * margin); + session_selector_.setMinimumHeight(h + 2 * margin); + + // Update the window title if there is no view left to + // generate focus change events + setWindowTitle(WindowTitle); } +} + +void MainWindow::add_session_with_file(string open_file_name, + string open_file_format) +{ + shared_ptr session = add_session(); + session->load_init_file(open_file_name, open_file_format); +} + +void MainWindow::add_default_session() +{ + // Only add the default session if there would be no session otherwise + if (sessions_.size() > 0) + return; + + shared_ptr session = add_session(); + + // Check the list of available devices. Prefer the one that was + // found with user supplied scan specs (if applicable). Then try + // one of the auto detected devices that are not the demo device. + // Pick demo in the absence of "genuine" hardware devices. + shared_ptr user_device, other_device, demo_device; + for (shared_ptr dev : device_manager_.devices()) { + if (dev == device_manager_.user_spec_device()) { + user_device = dev; + } else if (dev->hardware_device()->driver()->name() == "demo") { + demo_device = dev; + } else { + other_device = dev; + } + } + if (user_device) + session->select_device(user_device); + else if (other_device) + session->select_device(other_device); + else + session->select_device(demo_device); +} + +void MainWindow::save_sessions() +{ + QSettings settings; + int id = 0; + + for (shared_ptr session : sessions_) { + // Ignore sessions using the demo device or no device at all + if (session->device()) { + shared_ptr device = + dynamic_pointer_cast< devices::HardwareDevice > + (session->device()); + + if (device && + device->hardware_device()->driver()->name() == "demo") + continue; + + settings.beginGroup("Session" + QString::number(id++)); + settings.remove(""); // Remove all keys in this group + session->save_settings(settings); + settings.endGroup(); + } + } + + settings.setValue("sessions", id); +} + +void MainWindow::restore_sessions() +{ + QSettings settings; + int i, session_count; + + session_count = settings.value("sessions", 0).toInt(); + + for (i = 0; i < session_count; i++) { + settings.beginGroup("Session" + QString::number(i)); + shared_ptr session = add_session(); + session->restore_settings(settings); + settings.endGroup(); + } +} + +void MainWindow::on_setting_changed(const QString &key, const QVariant &value) +{ + if (key == GlobalSettings::Key_View_ColouredBG) + on_settingViewColouredBg_changed(value); + + if (key == GlobalSettings::Key_View_ShowSamplingPoints) + on_settingViewShowSamplingPoints_changed(value); + + if (key == GlobalSettings::Key_View_ShowAnalogMinorGrid) + on_settingViewShowAnalogMinorGrid_changed(value); +} + +void MainWindow::setup_ui() +{ + setObjectName(QString::fromUtf8("MainWindow")); + + setCentralWidget(&session_selector_); + + // Set the window icon + QIcon icon; + icon.addFile(QString(":/icons/pulseview.png")); + setWindowIcon(icon); + + view_sticky_scrolling_shortcut_ = new QShortcut(QKeySequence(Qt::Key_S), this, SLOT(on_view_sticky_scrolling_shortcut())); + view_sticky_scrolling_shortcut_->setAutoRepeat(false); + + view_show_sampling_points_shortcut_ = new QShortcut(QKeySequence(Qt::Key_Period), this, SLOT(on_view_show_sampling_points_shortcut())); + view_show_sampling_points_shortcut_->setAutoRepeat(false); + + view_show_analog_minor_grid_shortcut_ = new QShortcut(QKeySequence(Qt::Key_G), this, SLOT(on_view_show_analog_minor_grid_shortcut())); + view_show_analog_minor_grid_shortcut_->setAutoRepeat(false); + + view_coloured_bg_shortcut_ = new QShortcut(QKeySequence(Qt::Key_B), this, SLOT(on_view_coloured_bg_shortcut())); + view_coloured_bg_shortcut_->setAutoRepeat(false); + + // Set up the tab area + new_session_button_ = new QToolButton(); + new_session_button_->setIcon(QIcon::fromTheme("document-new", + QIcon(":/icons/document-new.png"))); + new_session_button_->setToolTip(tr("Create New Session")); + new_session_button_->setAutoRaise(true); + + run_stop_button_ = new QToolButton(); + run_stop_button_->setAutoRaise(true); + run_stop_button_->setToolButtonStyle(Qt::ToolButtonTextBesideIcon); + run_stop_button_->setToolTip(tr("Start/Stop Acquisition")); + + run_stop_shortcut_ = new QShortcut(QKeySequence(Qt::Key_Space), run_stop_button_, SLOT(click())); + run_stop_shortcut_->setAutoRepeat(false); + + settings_button_ = new QToolButton(); + settings_button_->setIcon(QIcon::fromTheme("preferences-system", + QIcon(":/icons/preferences-system.png"))); + settings_button_->setToolTip(tr("Settings")); + settings_button_->setAutoRaise(true); + + QFrame *separator1 = new QFrame(); + separator1->setFrameStyle(QFrame::VLine | QFrame::Raised); + QFrame *separator2 = new QFrame(); + separator2->setFrameStyle(QFrame::VLine | QFrame::Raised); + + QHBoxLayout* layout = new QHBoxLayout(); + layout->setContentsMargins(2, 2, 2, 2); + layout->addWidget(new_session_button_); + layout->addWidget(separator1); + layout->addWidget(run_stop_button_); + layout->addWidget(separator2); + layout->addWidget(settings_button_); + + static_tab_widget_ = new QWidget(); + static_tab_widget_->setLayout(layout); + + session_selector_.setCornerWidget(static_tab_widget_, Qt::TopLeftCorner); + session_selector_.setTabsClosable(true); + + close_application_shortcut_ = new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q), this, SLOT(close())); + close_application_shortcut_->setAutoRepeat(false); + + close_current_tab_shortcut_ = new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_W), this, SLOT(on_close_current_tab())); + + connect(new_session_button_, SIGNAL(clicked(bool)), + this, SLOT(on_new_session_clicked())); + connect(run_stop_button_, SIGNAL(clicked(bool)), + this, SLOT(on_run_stop_clicked())); + connect(&session_state_mapper_, SIGNAL(mapped(QObject*)), + this, SLOT(on_capture_state_changed(QObject*))); + connect(settings_button_, SIGNAL(clicked(bool)), + this, SLOT(on_settings_clicked())); + + connect(&session_selector_, SIGNAL(tabCloseRequested(int)), + this, SLOT(on_tab_close_requested(int))); + connect(&session_selector_, SIGNAL(currentChanged(int)), + this, SLOT(on_tab_changed(int))); + + + connect(static_cast(QCoreApplication::instance()), + SIGNAL(focusChanged(QWidget*, QWidget*)), + this, SLOT(on_focus_changed())); +} + +void MainWindow::save_ui_settings() +{ + QSettings settings; + + settings.beginGroup("MainWindow"); + settings.setValue("state", saveState()); + settings.setValue("geometry", saveGeometry()); + settings.endGroup(); +} + +void MainWindow::restore_ui_settings() +{ + QSettings settings; + + settings.beginGroup("MainWindow"); + + if (settings.contains("geometry")) { + restoreGeometry(settings.value("geometry").toByteArray()); + restoreState(settings.value("state").toByteArray()); + } else + resize(1000, 720); + + settings.endGroup(); +} - if (selected_device) { - _sampling_bar->set_selected_device(selected_device); - _session.set_device(selected_device); +shared_ptr MainWindow::get_tab_session(int index) const +{ + // Find the session that belongs to the tab's main window + for (auto entry : session_windows_) + if (entry.second == session_selector_.widget(index)) + return entry.first; + + return nullptr; +} + +void MainWindow::closeEvent(QCloseEvent *event) +{ + bool data_saved = true; + + for (auto entry : session_windows_) + if (!entry.first->data_saved()) + data_saved = false; + + if (!data_saved && (QMessageBox::question(this, tr("Confirmation"), + tr("There is unsaved data. Close anyway?"), + QMessageBox::Yes | QMessageBox::No) == QMessageBox::No)) { + event->ignore(); + } else { + save_ui_settings(); + save_sessions(); + event->accept(); } } -void MainWindow::load_file(QString file_name) +QMenu* MainWindow::createPopupMenu() { - const QString errorMessage( - QString("Failed to load file %1").arg(file_name)); - const QString infoMessage; - _session.load_file(file_name.toStdString(), - boost::bind(&MainWindow::session_error, this, - errorMessage, infoMessage)); + return nullptr; +} + +bool MainWindow::restoreState(const QByteArray &state, int version) +{ + (void)state; + (void)version; + + // Do nothing. We don't want Qt to handle this, or else it + // will try to restore all the dock widgets and create havoc. + + return false; } -void MainWindow::show_session_error( - const QString text, const QString info_text) +void MainWindow::session_error(const QString text, const QString info_text) +{ + qDebug().noquote() << "Notifying user of session error:" << info_text; + + QMetaObject::invokeMethod(this, "show_session_error", + Qt::QueuedConnection, Q_ARG(QString, text), + Q_ARG(QString, info_text)); +} + +void MainWindow::show_session_error(const QString text, const QString info_text) { QMessageBox msg(this); msg.setText(text); @@ -324,121 +580,277 @@ void MainWindow::show_session_error( msg.exec(); } -void MainWindow::on_actionOpen_triggered() +void MainWindow::on_add_view(const QString &title, views::ViewType type, + Session *session) +{ + // We get a pointer and need a reference + for (shared_ptr s : sessions_) + if (s.get() == session) + add_view(title, type, *s); +} + +void MainWindow::on_focus_changed() { - // Show the dialog - const QString file_name = QFileDialog::getOpenFileName( - this, tr("Open File"), "", tr( - "Sigrok Sessions (*.sr);;" - "All Files (*.*)")); - if (!file_name.isEmpty()) - load_file(file_name); + shared_ptr view = get_active_view(); + + if (view) { + for (shared_ptr session : sessions_) { + if (session->has_view(view)) { + if (session != last_focused_session_) { + // Activate correct tab if necessary + shared_ptr tab_session = get_tab_session( + session_selector_.currentIndex()); + if (tab_session != session) + session_selector_.setCurrentWidget( + session_windows_.at(session)); + + on_focused_session_changed(session); + } + + break; + } + } + } + + if (sessions_.empty()) + setWindowTitle(WindowTitle); } -void MainWindow::on_actionSaveAs_triggered() +void MainWindow::on_focused_session_changed(shared_ptr session) { - using pv::dialogs::StoreProgress; + last_focused_session_ = session; + + setWindowTitle(session->name() + " - " + WindowTitle); + + // Update the state of the run/stop button, too + on_capture_state_changed(session.get()); +} - // Stop any currently running capture session - _session.stop_capture(); +void MainWindow::on_new_session_clicked() +{ + add_session(); +} - // Show the dialog - const QString file_name = QFileDialog::getSaveFileName( - this, tr("Save File"), "", tr("Sigrok Sessions (*.sr)")); +void MainWindow::on_run_stop_clicked() +{ + shared_ptr session = last_focused_session_; - if (file_name.isEmpty()) + if (!session) return; - StoreProgress *dlg = new StoreProgress(file_name, _session, this); - dlg->run(); + switch (session->get_capture_state()) { + case Session::Stopped: + session->start_capture([&](QString message) { + session_error("Capture failed", message); }); + break; + case Session::AwaitingTrigger: + case Session::Running: + session->stop_capture(); + break; + } +} + +void MainWindow::on_settings_clicked() +{ + dialogs::Settings dlg(device_manager_); + dlg.exec(); } -void MainWindow::on_actionConnect_triggered() +void MainWindow::on_session_name_changed() { - // Stop any currently running capture session - _session.stop_capture(); + // Update the corresponding dock widget's name(s) + Session *session = qobject_cast(QObject::sender()); + assert(session); + + for (shared_ptr view : session->views()) { + // Get the dock that contains the view + for (auto entry : view_docks_) + if (entry.second == view) { + entry.first->setObjectName(session->name()); + entry.first->setWindowTitle(session->name()); + } + } - dialogs::Connect dlg(this, _device_manager); + // Update the tab widget by finding the main window and the tab from that + for (auto entry : session_windows_) + if (entry.first.get() == session) { + QMainWindow *window = entry.second; + const int index = session_selector_.indexOf(window); + session_selector_.setTabText(index, session->name()); + } + + // Refresh window title if the affected session has focus + if (session == last_focused_session_.get()) + setWindowTitle(session->name() + " - " + WindowTitle); +} - // If the user selected a device, select it in the device list. Select the - // current device otherwise. - struct sr_dev_inst *const sdi = dlg.exec() ? - dlg.get_selected_device() : _session.get_device(); +void MainWindow::on_capture_state_changed(QObject *obj) +{ + Session *caller = qobject_cast(obj); - update_device_list(sdi); + // Ignore if caller is not the currently focused session + // unless there is only one session + if ((sessions_.size() > 1) && (caller != last_focused_session_.get())) + return; + + int state = caller->get_capture_state(); + + const QIcon *icons[] = {&icon_grey_, &icon_red_, &icon_green_}; + run_stop_button_->setIcon(*icons[state]); + run_stop_button_->setText((state == pv::Session::Stopped) ? + tr("Run") : tr("Stop")); } -void MainWindow::on_actionQuit_triggered() +void MainWindow::on_new_view(Session *session) { - close(); + // We get a pointer and need a reference + for (shared_ptr s : sessions_) + if (s.get() == session) + add_view(session->name(), views::ViewTypeTrace, *s); } -void MainWindow::on_actionViewZoomIn_triggered() +void MainWindow::on_view_close_clicked() { - _view->zoom(1); + // Find the dock widget that contains the close button that was clicked + QObject *w = QObject::sender(); + QDockWidget *dock = nullptr; + + while (w) { + dock = qobject_cast(w); + if (dock) + break; + w = w->parent(); + } + + // Get the view contained in the dock widget + shared_ptr view; + + for (auto entry : view_docks_) + if (entry.first == dock) + view = entry.second; + + // Deregister the view + for (shared_ptr session : sessions_) { + if (!session->has_view(view)) + continue; + + // Also destroy the entire session if its main view is closing... + if (view == session->main_view()) { + // ...but only if data is saved or the user confirms closing + if (session->data_saved() || (QMessageBox::question(this, tr("Confirmation"), + tr("This session contains unsaved data. Close it anyway?"), + QMessageBox::Yes | QMessageBox::No) == QMessageBox::Yes)) + remove_session(session); + break; + } else + // All other views can be closed at any time as no data will be lost + remove_view(view); + } } -void MainWindow::on_actionViewZoomOut_triggered() +void MainWindow::on_tab_changed(int index) { - _view->zoom(-1); + shared_ptr session = get_tab_session(index); + + if (session) + on_focused_session_changed(session); } -void MainWindow::on_actionViewZoomFit_triggered() +void MainWindow::on_tab_close_requested(int index) { - _view->zoom_fit(); + shared_ptr session = get_tab_session(index); + + if (!session) + return; + + if (session->data_saved() || (QMessageBox::question(this, tr("Confirmation"), + tr("This session contains unsaved data. Close it anyway?"), + QMessageBox::Yes | QMessageBox::No) == QMessageBox::Yes)) + remove_session(session); } -void MainWindow::on_actionViewZoomOneToOne_triggered() +void MainWindow::on_view_coloured_bg_shortcut() { - _view->zoom_one_to_one(); + GlobalSettings settings; + + bool state = settings.value(GlobalSettings::Key_View_ColouredBG).toBool(); + settings.setValue(GlobalSettings::Key_View_ColouredBG, !state); } -void MainWindow::on_actionViewShowCursors_triggered() +void MainWindow::on_view_sticky_scrolling_shortcut() { - assert(_view); + GlobalSettings settings; - const bool show = !_view->cursors_shown(); - if(show) - _view->centre_cursors(); + bool state = settings.value(GlobalSettings::Key_View_StickyScrolling).toBool(); + settings.setValue(GlobalSettings::Key_View_StickyScrolling, !state); +} + +void MainWindow::on_view_show_sampling_points_shortcut() +{ + GlobalSettings settings; - _view->show_cursors(show); + bool state = settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool(); + settings.setValue(GlobalSettings::Key_View_ShowSamplingPoints, !state); } -void MainWindow::on_actionAbout_triggered() +void MainWindow::on_view_show_analog_minor_grid_shortcut() { - dialogs::About dlg(this); - dlg.exec(); + GlobalSettings settings; + + bool state = settings.value(GlobalSettings::Key_View_ShowAnalogMinorGrid).toBool(); + settings.setValue(GlobalSettings::Key_View_ShowAnalogMinorGrid, !state); } -void MainWindow::add_decoder(srd_decoder *decoder) +void MainWindow::on_settingViewColouredBg_changed(const QVariant new_value) { -#ifdef ENABLE_DECODE - assert(decoder); - _session.add_decoder(decoder); -#else - (void)decoder; -#endif + bool state = new_value.toBool(); + + for (auto entry : view_docks_) { + shared_ptr viewbase = entry.second; + + // Only trace views have this setting + views::trace::View* view = + qobject_cast(viewbase.get()); + if (view) + view->enable_coloured_bg(state); + } } -void MainWindow::run_stop() +void MainWindow::on_settingViewShowSamplingPoints_changed(const QVariant new_value) { - switch(_session.get_capture_state()) { - case SigSession::Stopped: - _session.start_capture( - boost::bind(&MainWindow::session_error, this, - QString("Capture failed"), _1)); - break; + bool state = new_value.toBool(); - case SigSession::AwaitingTrigger: - case SigSession::Running: - _session.stop_capture(); - break; + for (auto entry : view_docks_) { + shared_ptr viewbase = entry.second; + + // Only trace views have this setting + views::trace::View* view = + qobject_cast(viewbase.get()); + if (view) + view->enable_show_sampling_points(state); + } +} + +void MainWindow::on_settingViewShowAnalogMinorGrid_changed(const QVariant new_value) +{ + bool state = new_value.toBool(); + + for (auto entry : view_docks_) { + shared_ptr viewbase = entry.second; + + // Only trace views have this setting + views::trace::View* view = + qobject_cast(viewbase.get()); + if (view) + view->enable_show_analog_minor_grid(state); } } -void MainWindow::capture_state_changed(int state) +void MainWindow::on_close_current_tab() { - _sampling_bar->set_capture_state((pv::SigSession::capture_state)state); + int tab = session_selector_.currentIndex(); + + on_tab_close_requested(tab); } } // namespace pv