2 * This file is part of the PulseView project.
4 * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
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/>.
21 #include <libsigrokdecode/libsigrokdecode.h>
31 #include <QApplication>
32 #include <QCloseEvent>
34 #include <QDockWidget>
35 #include <QHBoxLayout>
36 #include <QMessageBox>
41 #include "mainwindow.hpp"
43 #include "devicemanager.hpp"
44 #include "devices/hardwaredevice.hpp"
45 #include "dialogs/settings.hpp"
46 #include "globalsettings.hpp"
47 #include "toolbars/mainbar.hpp"
49 #include "views/trace/view.hpp"
50 #include "views/trace/standardbar.hpp"
53 #include "subwindows/decoder_selector/subwindow.hpp"
54 #include "views/decoder_output/view.hpp"
57 #include <libsigrokcxx/libsigrokcxx.hpp>
59 using std::dynamic_pointer_cast;
60 using std::make_shared;
61 using std::shared_ptr;
66 using toolbars::MainBar;
68 const QString MainWindow::WindowTitle = tr("PulseView");
70 MainWindow::MainWindow(DeviceManager &device_manager, QWidget *parent) :
72 device_manager_(device_manager),
73 session_selector_(this),
74 session_state_mapper_(this),
75 icon_red_(":/icons/status-red.svg"),
76 icon_green_(":/icons/status-green.svg"),
77 icon_grey_(":/icons/status-grey.svg")
80 restore_ui_settings();
83 MainWindow::~MainWindow()
85 // Make sure we no longer hold any shared pointers to widgets after the
86 // destructor finishes (goes for sessions and sub windows alike)
88 while (!sessions_.empty())
89 remove_session(sessions_.front());
94 void MainWindow::show_session_error(const QString text, const QString info_text)
96 // TODO Emulate noquote()
97 qDebug() << "Notifying user of session error:" << info_text;
100 msg.setText(text + "\n\n" + info_text);
101 msg.setStandardButtons(QMessageBox::Ok);
102 msg.setIcon(QMessageBox::Warning);
106 shared_ptr<views::ViewBase> MainWindow::get_active_view() const
108 // If there's only one view, use it...
109 if (view_docks_.size() == 1)
110 return view_docks_.begin()->second;
112 // ...otherwise find the dock widget the widget with focus is contained in
113 QObject *w = QApplication::focusWidget();
114 QDockWidget *dock = nullptr;
117 dock = qobject_cast<QDockWidget*>(w);
123 // Get the view contained in the dock widget
124 for (auto& entry : view_docks_)
125 if (entry.first == dock)
131 shared_ptr<views::ViewBase> MainWindow::add_view(views::ViewType type,
134 GlobalSettings settings;
135 shared_ptr<views::ViewBase> v;
137 QMainWindow *main_window = nullptr;
138 for (auto& entry : session_windows_)
139 if (entry.first.get() == &session)
140 main_window = entry.second;
144 shared_ptr<MainBar> main_bar = session.main_bar();
146 // Only use the view type in the name if it's not the main view
149 title = QString("%1 (%2)").arg(session.name()).arg(views::ViewTypeNames[type]);
151 title = session.name();
153 QDockWidget* dock = new QDockWidget(title, main_window);
154 dock->setObjectName(title);
155 main_window->addDockWidget(Qt::TopDockWidgetArea, dock);
157 // Insert a QMainWindow into the dock widget to allow for a tool bar
158 QMainWindow *dock_main = new QMainWindow(dock);
159 dock_main->setWindowFlags(Qt::Widget); // Remove Qt::Window flag
161 if (type == views::ViewTypeTrace)
162 // This view will be the main view if there's no main bar yet
163 v = make_shared<views::trace::View>(session, (main_bar ? false : true), dock_main);
165 if (type == views::ViewTypeDecoderOutput)
166 v = make_shared<views::decoder_output::View>(session, false, dock_main);
172 view_docks_[dock] = v;
173 session.register_view(v);
175 dock_main->setCentralWidget(v.get());
176 dock->setWidget(dock_main);
178 dock->setContextMenuPolicy(Qt::PreventContextMenu);
179 dock->setFeatures(QDockWidget::DockWidgetMovable |
180 QDockWidget::DockWidgetFloatable | QDockWidget::DockWidgetClosable);
182 QAbstractButton *close_btn =
183 dock->findChildren<QAbstractButton*>("qt_dockwidget_closebutton") // clazy:exclude=detaching-temporary
186 connect(close_btn, SIGNAL(clicked(bool)),
187 this, SLOT(on_view_close_clicked()));
189 connect(&session, SIGNAL(trigger_event(int, util::Timestamp)),
190 qobject_cast<views::ViewBase*>(v.get()),
191 SLOT(trigger_event(int, util::Timestamp)));
193 if (type == views::ViewTypeTrace) {
194 views::trace::View *tv =
195 qobject_cast<views::trace::View*>(v.get());
198 /* Initial view, create the main bar */
199 main_bar = make_shared<MainBar>(session, this, tv);
200 dock_main->addToolBar(main_bar.get());
201 session.set_main_bar(main_bar);
203 connect(main_bar.get(), SIGNAL(new_view(Session*, int)),
204 this, SLOT(on_new_view(Session*, int)));
205 connect(main_bar.get(), SIGNAL(show_decoder_selector(Session*)),
206 this, SLOT(on_show_decoder_selector(Session*)));
208 main_bar->action_view_show_cursors()->setChecked(tv->cursors_shown());
210 /* For the main view we need to prevent the dock widget from
211 * closing itself when its close button is clicked. This is
212 * so we can confirm with the user first. Regular views don't
214 close_btn->disconnect(SIGNAL(clicked()), dock, SLOT(close()));
216 /* Additional view, create a standard bar */
217 pv::views::trace::StandardBar *standard_bar =
218 new pv::views::trace::StandardBar(session, this, tv);
219 dock_main->addToolBar(standard_bar);
221 standard_bar->action_view_show_cursors()->setChecked(tv->cursors_shown());
228 void MainWindow::remove_view(shared_ptr<views::ViewBase> view)
230 for (shared_ptr<Session> session : sessions_) {
231 if (!session->has_view(view))
234 // Find the dock the view is contained in and remove it
235 for (auto& entry : view_docks_)
236 if (entry.second == view) {
237 // Remove the view from the session
238 session->deregister_view(view);
240 // Remove the view from its parent; otherwise, Qt will
241 // call deleteLater() on it, which causes a double free
242 // since the shared_ptr in view_docks_ doesn't know
243 // that Qt keeps a pointer to the view around
244 view->setParent(nullptr);
246 // Delete the view's dock widget and all widgets inside it
247 entry.first->deleteLater();
249 // Remove the dock widget from the list and stop iterating
250 view_docks_.erase(entry.first);
256 shared_ptr<subwindows::SubWindowBase> MainWindow::add_subwindow(
257 subwindows::SubWindowType type, Session &session)
259 GlobalSettings settings;
260 shared_ptr<subwindows::SubWindowBase> v;
262 QMainWindow *main_window = nullptr;
263 for (auto& entry : session_windows_)
264 if (entry.first.get() == &session)
265 main_window = entry.second;
273 case subwindows::SubWindowTypeDecoderSelector:
274 title = tr("Decoder Selector");
281 QDockWidget* dock = new QDockWidget(title, main_window);
282 dock->setObjectName(title);
283 main_window->addDockWidget(Qt::TopDockWidgetArea, dock);
285 // Insert a QMainWindow into the dock widget to allow for a tool bar
286 QMainWindow *dock_main = new QMainWindow(dock);
287 dock_main->setWindowFlags(Qt::Widget); // Remove Qt::Window flag
290 if (type == subwindows::SubWindowTypeDecoderSelector)
291 v = make_shared<subwindows::decoder_selector::SubWindow>(session, dock_main);
297 sub_windows_[dock] = v;
298 dock_main->setCentralWidget(v.get());
299 dock->setWidget(dock_main);
301 dock->setContextMenuPolicy(Qt::PreventContextMenu);
302 dock->setFeatures(QDockWidget::DockWidgetMovable |
303 QDockWidget::DockWidgetFloatable | QDockWidget::DockWidgetClosable);
305 QAbstractButton *close_btn =
306 dock->findChildren<QAbstractButton*> // clazy:exclude=detaching-temporary
307 ("qt_dockwidget_closebutton").front();
309 // Allow all subwindows to be closed via ESC.
310 close_btn->setShortcut(QKeySequence(Qt::Key_Escape));
312 connect(close_btn, SIGNAL(clicked(bool)),
313 this, SLOT(on_sub_window_close_clicked()));
315 if (v->has_toolbar())
316 dock_main->addToolBar(v->create_toolbar(dock_main));
318 if (v->minimum_width() > 0)
319 dock->setMinimumSize(v->minimum_width(), 0);
324 shared_ptr<Session> MainWindow::add_session()
326 static int last_session_id = 1;
327 QString name = tr("Session %1").arg(last_session_id++);
329 shared_ptr<Session> session = make_shared<Session>(device_manager_, name);
331 connect(session.get(), SIGNAL(add_view(views::ViewType, Session*)),
332 this, SLOT(on_add_view(views::ViewType, Session*)));
333 connect(session.get(), SIGNAL(name_changed()),
334 this, SLOT(on_session_name_changed()));
335 session_state_mapper_.setMapping(session.get(), session.get());
336 connect(session.get(), SIGNAL(capture_state_changed(int)),
337 &session_state_mapper_, SLOT(map()));
339 sessions_.push_back(session);
341 QMainWindow *window = new QMainWindow();
342 window->setWindowFlags(Qt::Widget); // Remove Qt::Window flag
343 session_windows_[session] = window;
345 int index = session_selector_.addTab(window, name);
346 session_selector_.setCurrentIndex(index);
347 last_focused_session_ = session;
349 window->setDockNestingEnabled(true);
351 shared_ptr<views::ViewBase> main_view = add_view(views::ViewTypeTrace, *session);
356 void MainWindow::remove_session(shared_ptr<Session> session)
358 // Determine the height of the button before it collapses
359 int h = new_session_button_->height();
361 // Stop capture while the session still exists so that the UI can be
362 // updated in case we're currently running. If so, this will schedule a
363 // call to our on_capture_state_changed() slot for the next run of the
364 // event loop. We need to have this executed immediately or else it will
365 // be dismissed since the session object will be deleted by the time we
366 // leave this method and the event loop gets a chance to run again.
367 session->stop_capture();
368 QApplication::processEvents();
370 for (const shared_ptr<views::ViewBase>& view : session->views())
373 QMainWindow *window = session_windows_.at(session);
374 session_selector_.removeTab(session_selector_.indexOf(window));
376 session_windows_.erase(session);
378 if (last_focused_session_ == session)
379 last_focused_session_.reset();
381 // Remove the session from our list of sessions (which also destroys it)
382 sessions_.remove_if([&](shared_ptr<Session> s) {
383 return s == session; });
385 if (sessions_.empty()) {
386 // When there are no more tabs, the height of the QTabWidget
387 // drops to zero. We must prevent this to keep the static
389 for (QWidget *w : static_tab_widget_->findChildren<QWidget*>()) // clazy:exclude=range-loop
390 w->setMinimumHeight(h);
392 int margin = static_tab_widget_->layout()->contentsMargins().bottom();
393 static_tab_widget_->setMinimumHeight(h + 2 * margin);
394 session_selector_.setMinimumHeight(h + 2 * margin);
396 // Update the window title if there is no view left to
397 // generate focus change events
398 setWindowTitle(WindowTitle);
402 void MainWindow::add_session_with_file(string open_file_name,
403 string open_file_format, string open_setup_file_name)
405 shared_ptr<Session> session = add_session();
406 session->load_init_file(open_file_name, open_file_format, open_setup_file_name);
409 void MainWindow::add_default_session()
411 // Only add the default session if there would be no session otherwise
412 if (sessions_.size() > 0)
415 shared_ptr<Session> session = add_session();
417 // Check the list of available devices. Prefer the one that was
418 // found with user supplied scan specs (if applicable). Then try
419 // one of the auto detected devices that are not the demo device.
420 // Pick demo in the absence of "genuine" hardware devices.
421 shared_ptr<devices::HardwareDevice> user_device, other_device, demo_device;
422 for (const shared_ptr<devices::HardwareDevice>& dev : device_manager_.devices()) {
423 if (dev == device_manager_.user_spec_device()) {
425 } else if (dev->hardware_device()->driver()->name() == "demo") {
432 session->select_device(user_device);
433 else if (other_device)
434 session->select_device(other_device);
436 session->select_device(demo_device);
439 void MainWindow::save_sessions()
444 for (shared_ptr<Session>& session : sessions_) {
445 // Ignore sessions using the demo device or no device at all
446 if (session->device()) {
447 shared_ptr<devices::HardwareDevice> device =
448 dynamic_pointer_cast< devices::HardwareDevice >
452 device->hardware_device()->driver()->name() == "demo")
455 settings.beginGroup("Session" + QString::number(id++));
456 settings.remove(""); // Remove all keys in this group
457 session->save_settings(settings);
462 settings.setValue("sessions", id);
465 void MainWindow::restore_sessions()
468 int i, session_count;
470 session_count = settings.value("sessions", 0).toInt();
472 for (i = 0; i < session_count; i++) {
473 settings.beginGroup("Session" + QString::number(i));
474 shared_ptr<Session> session = add_session();
475 session->restore_settings(settings);
480 void MainWindow::setup_ui()
482 setObjectName(QString::fromUtf8("MainWindow"));
484 setCentralWidget(&session_selector_);
486 // Set the window icon
488 icon.addFile(QString(":/icons/pulseview.png"));
491 // Set up keyboard shortcuts that affect all views at once
492 view_sticky_scrolling_shortcut_ = new QShortcut(QKeySequence(Qt::Key_S), this, SLOT(on_view_sticky_scrolling_shortcut()));
493 view_sticky_scrolling_shortcut_->setAutoRepeat(false);
495 view_show_sampling_points_shortcut_ = new QShortcut(QKeySequence(Qt::Key_Period), this, SLOT(on_view_show_sampling_points_shortcut()));
496 view_show_sampling_points_shortcut_->setAutoRepeat(false);
498 view_show_analog_minor_grid_shortcut_ = new QShortcut(QKeySequence(Qt::Key_G), this, SLOT(on_view_show_analog_minor_grid_shortcut()));
499 view_show_analog_minor_grid_shortcut_->setAutoRepeat(false);
501 view_colored_bg_shortcut_ = new QShortcut(QKeySequence(Qt::Key_B), this, SLOT(on_view_colored_bg_shortcut()));
502 view_colored_bg_shortcut_->setAutoRepeat(false);
504 // Set up the tab area
505 new_session_button_ = new QToolButton();
506 new_session_button_->setIcon(QIcon::fromTheme("document-new",
507 QIcon(":/icons/document-new.png")));
508 new_session_button_->setToolTip(tr("Create New Session"));
509 new_session_button_->setAutoRaise(true);
511 run_stop_button_ = new QToolButton();
512 run_stop_button_->setAutoRaise(true);
513 run_stop_button_->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
514 run_stop_button_->setToolTip(tr("Start/Stop Acquisition"));
516 run_stop_shortcut_ = new QShortcut(QKeySequence(Qt::Key_Space), run_stop_button_, SLOT(click()));
517 run_stop_shortcut_->setAutoRepeat(false);
519 settings_button_ = new QToolButton();
520 settings_button_->setIcon(QIcon::fromTheme("preferences-system",
521 QIcon(":/icons/preferences-system.png")));
522 settings_button_->setToolTip(tr("Settings"));
523 settings_button_->setAutoRaise(true);
525 QFrame *separator1 = new QFrame();
526 separator1->setFrameStyle(QFrame::VLine | QFrame::Raised);
527 QFrame *separator2 = new QFrame();
528 separator2->setFrameStyle(QFrame::VLine | QFrame::Raised);
530 QHBoxLayout* layout = new QHBoxLayout();
531 layout->setContentsMargins(2, 2, 2, 2);
532 layout->addWidget(new_session_button_);
533 layout->addWidget(separator1);
534 layout->addWidget(run_stop_button_);
535 layout->addWidget(separator2);
536 layout->addWidget(settings_button_);
538 static_tab_widget_ = new QWidget();
539 static_tab_widget_->setLayout(layout);
541 session_selector_.setCornerWidget(static_tab_widget_, Qt::TopLeftCorner);
542 session_selector_.setTabsClosable(true);
544 close_application_shortcut_ = new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q), this, SLOT(close()));
545 close_application_shortcut_->setAutoRepeat(false);
547 close_current_tab_shortcut_ = new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_W), this, SLOT(on_close_current_tab()));
549 connect(new_session_button_, SIGNAL(clicked(bool)),
550 this, SLOT(on_new_session_clicked()));
551 connect(run_stop_button_, SIGNAL(clicked(bool)),
552 this, SLOT(on_run_stop_clicked()));
553 connect(&session_state_mapper_, SIGNAL(mapped(QObject*)),
554 this, SLOT(on_capture_state_changed(QObject*)));
555 connect(settings_button_, SIGNAL(clicked(bool)),
556 this, SLOT(on_settings_clicked()));
558 connect(&session_selector_, SIGNAL(tabCloseRequested(int)),
559 this, SLOT(on_tab_close_requested(int)));
560 connect(&session_selector_, SIGNAL(currentChanged(int)),
561 this, SLOT(on_tab_changed(int)));
564 connect(static_cast<QApplication *>(QCoreApplication::instance()),
565 SIGNAL(focusChanged(QWidget*, QWidget*)),
566 this, SLOT(on_focus_changed()));
569 void MainWindow::save_ui_settings()
573 settings.beginGroup("MainWindow");
574 settings.setValue("state", saveState());
575 settings.setValue("geometry", saveGeometry());
579 void MainWindow::restore_ui_settings()
583 settings.beginGroup("MainWindow");
585 if (settings.contains("geometry")) {
586 restoreGeometry(settings.value("geometry").toByteArray());
587 restoreState(settings.value("state").toByteArray());
594 shared_ptr<Session> MainWindow::get_tab_session(int index) const
596 // Find the session that belongs to the tab's main window
597 for (auto& entry : session_windows_)
598 if (entry.second == session_selector_.widget(index))
604 void MainWindow::closeEvent(QCloseEvent *event)
606 bool data_saved = true;
608 for (auto& entry : session_windows_)
609 if (!entry.first->data_saved())
612 if (!data_saved && (QMessageBox::question(this, tr("Confirmation"),
613 tr("There is unsaved data. Close anyway?"),
614 QMessageBox::Yes | QMessageBox::No) == QMessageBox::No)) {
623 QMenu* MainWindow::createPopupMenu()
628 bool MainWindow::restoreState(const QByteArray &state, int version)
633 // Do nothing. We don't want Qt to handle this, or else it
634 // will try to restore all the dock widgets and create havoc.
639 void MainWindow::on_add_view(views::ViewType type, Session *session)
641 // We get a pointer and need a reference
642 for (shared_ptr<Session>& s : sessions_)
643 if (s.get() == session)
647 void MainWindow::on_focus_changed()
649 shared_ptr<views::ViewBase> view = get_active_view();
652 for (shared_ptr<Session> session : sessions_) {
653 if (session->has_view(view)) {
654 if (session != last_focused_session_) {
655 // Activate correct tab if necessary
656 shared_ptr<Session> tab_session = get_tab_session(
657 session_selector_.currentIndex());
658 if (tab_session != session)
659 session_selector_.setCurrentWidget(
660 session_windows_.at(session));
662 on_focused_session_changed(session);
670 if (sessions_.empty())
671 setWindowTitle(WindowTitle);
674 void MainWindow::on_focused_session_changed(shared_ptr<Session> session)
676 last_focused_session_ = session;
678 setWindowTitle(session->name() + " - " + WindowTitle);
680 // Update the state of the run/stop button, too
681 on_capture_state_changed(session.get());
684 void MainWindow::on_new_session_clicked()
689 void MainWindow::on_run_stop_clicked()
691 shared_ptr<Session> session = last_focused_session_;
696 switch (session->get_capture_state()) {
697 case Session::Stopped:
698 session->start_capture([&](QString message) {
699 show_session_error("Capture failed", message); });
701 case Session::AwaitingTrigger:
702 case Session::Running:
703 session->stop_capture();
708 void MainWindow::on_settings_clicked()
710 dialogs::Settings dlg(device_manager_);
714 void MainWindow::on_session_name_changed()
716 // Update the corresponding dock widget's name(s)
717 Session *session = qobject_cast<Session*>(QObject::sender());
720 for (const shared_ptr<views::ViewBase>& view : session->views()) {
721 // Get the dock that contains the view
722 for (auto& entry : view_docks_)
723 if (entry.second == view) {
724 entry.first->setObjectName(session->name());
725 entry.first->setWindowTitle(session->name());
729 // Update the tab widget by finding the main window and the tab from that
730 for (auto& entry : session_windows_)
731 if (entry.first.get() == session) {
732 QMainWindow *window = entry.second;
733 const int index = session_selector_.indexOf(window);
734 session_selector_.setTabText(index, session->name());
737 // Refresh window title if the affected session has focus
738 if (session == last_focused_session_.get())
739 setWindowTitle(session->name() + " - " + WindowTitle);
742 void MainWindow::on_capture_state_changed(QObject *obj)
744 Session *caller = qobject_cast<Session*>(obj);
746 // Ignore if caller is not the currently focused session
747 // unless there is only one session
748 if ((sessions_.size() > 1) && (caller != last_focused_session_.get()))
751 int state = caller->get_capture_state();
753 const QIcon *icons[] = {&icon_grey_, &icon_red_, &icon_green_};
754 run_stop_button_->setIcon(*icons[state]);
755 run_stop_button_->setText((state == pv::Session::Stopped) ?
756 tr("Run") : tr("Stop"));
759 void MainWindow::on_new_view(Session *session, int view_type)
761 // We get a pointer and need a reference
762 for (shared_ptr<Session>& s : sessions_)
763 if (s.get() == session)
764 add_view((views::ViewType)view_type, *s);
767 void MainWindow::on_view_close_clicked()
769 // Find the dock widget that contains the close button that was clicked
770 QObject *w = QObject::sender();
771 QDockWidget *dock = nullptr;
774 dock = qobject_cast<QDockWidget*>(w);
780 // Get the view contained in the dock widget
781 shared_ptr<views::ViewBase> view;
783 for (auto& entry : view_docks_)
784 if (entry.first == dock)
787 // Deregister the view
788 for (shared_ptr<Session> session : sessions_) {
789 if (!session->has_view(view))
792 // Also destroy the entire session if its main view is closing...
793 if (view == session->main_view()) {
794 // ...but only if data is saved or the user confirms closing
795 if (session->data_saved() || (QMessageBox::question(this, tr("Confirmation"),
796 tr("This session contains unsaved data. Close it anyway?"),
797 QMessageBox::Yes | QMessageBox::No) == QMessageBox::Yes))
798 remove_session(session);
801 // All other views can be closed at any time as no data will be lost
806 void MainWindow::on_tab_changed(int index)
808 shared_ptr<Session> session = get_tab_session(index);
811 on_focused_session_changed(session);
814 void MainWindow::on_tab_close_requested(int index)
816 shared_ptr<Session> session = get_tab_session(index);
821 if (session->data_saved() || (QMessageBox::question(this, tr("Confirmation"),
822 tr("This session contains unsaved data. Close it anyway?"),
823 QMessageBox::Yes | QMessageBox::No) == QMessageBox::Yes))
824 remove_session(session);
827 void MainWindow::on_show_decoder_selector(Session *session)
830 // Close dock widget if it's already showing and return
831 for (auto& entry : sub_windows_) {
832 QDockWidget* dock = entry.first;
833 shared_ptr<subwindows::SubWindowBase> decoder_selector =
834 dynamic_pointer_cast<subwindows::decoder_selector::SubWindow>(entry.second);
836 if (decoder_selector && (&decoder_selector->session() == session)) {
837 sub_windows_.erase(dock);
843 // We get a pointer and need a reference
844 for (shared_ptr<Session>& s : sessions_)
845 if (s.get() == session)
846 add_subwindow(subwindows::SubWindowTypeDecoderSelector, *s);
850 void MainWindow::on_sub_window_close_clicked()
852 // Find the dock widget that contains the close button that was clicked
853 QObject *w = QObject::sender();
854 QDockWidget *dock = nullptr;
857 dock = qobject_cast<QDockWidget*>(w);
863 sub_windows_.erase(dock);
867 void MainWindow::on_view_colored_bg_shortcut()
869 GlobalSettings settings;
871 bool state = settings.value(GlobalSettings::Key_View_ColoredBG).toBool();
872 settings.setValue(GlobalSettings::Key_View_ColoredBG, !state);
875 void MainWindow::on_view_sticky_scrolling_shortcut()
877 GlobalSettings settings;
879 bool state = settings.value(GlobalSettings::Key_View_StickyScrolling).toBool();
880 settings.setValue(GlobalSettings::Key_View_StickyScrolling, !state);
883 void MainWindow::on_view_show_sampling_points_shortcut()
885 GlobalSettings settings;
887 bool state = settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool();
888 settings.setValue(GlobalSettings::Key_View_ShowSamplingPoints, !state);
891 void MainWindow::on_view_show_analog_minor_grid_shortcut()
893 GlobalSettings settings;
895 bool state = settings.value(GlobalSettings::Key_View_ShowAnalogMinorGrid).toBool();
896 settings.setValue(GlobalSettings::Key_View_ShowAnalogMinorGrid, !state);
899 void MainWindow::on_close_current_tab()
901 int tab = session_selector_.currentIndex();
903 on_tab_close_requested(tab);