#include <QCloseEvent>
#include <QDockWidget>
#include <QHBoxLayout>
+#include <QMessageBox>
#include <QSettings>
#include <QWidget>
QMainWindow(parent),
device_manager_(device_manager),
session_selector_(this),
+ session_state_mapper_(this),
action_view_sticky_scrolling_(new QAction(this)),
action_view_coloured_bg_(new QAction(this)),
- action_about_(new QAction(this))
+ action_about_(new QAction(this)),
+ icon_red_(":/icons/status-red.svg"),
+ icon_green_(":/icons/status-green.svg"),
+ icon_grey_(":/icons/status-grey.svg")
{
qRegisterMetaType<util::Timestamp>("util::Timestamp");
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()));
sessions_.push_back(session);
QMainWindow *window = new QMainWindow();
window->setWindowFlags(Qt::Widget); // Remove Qt::Window flag
session_windows_[session] = window;
- session_selector_.addTab(window, name);
+
+ int index = session_selector_.addTab(window, name);
+ session_selector_.setCurrentIndex(index);
+ last_focused_session_ = session;
window->setDockNestingEnabled(true);
void MainWindow::remove_session(shared_ptr<Session> session)
{
+ int h = new_session_button_->height();
+
for (shared_ptr<views::ViewBase> view : session->views()) {
// Find the dock the view is contained in and remove it
for (auto entry : view_docks_)
session_windows_.erase(session);
+ if (last_focused_session_ == session)
+ last_focused_session_.reset();
+
sessions_.remove_if([&](shared_ptr<Session> s) {
return s == session; });
- // Update the window title if there is no view left to
- // generate focus change events
- if (sessions_.empty())
+ 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<QWidget*>())
+ 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::setup_ui()
QIcon(":/icons/document-new.png")));
new_session_button_->setAutoRaise(true);
+ run_stop_button_ = new QToolButton();
+ run_stop_button_->setAutoRaise(true);
+ run_stop_button_->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
+ run_stop_button_->setShortcut(QKeySequence(Qt::Key_Space));
+
+ settings_button_ = new QToolButton();
+ settings_button_->setIcon(QIcon::fromTheme("configure",
+ QIcon(":/icons/configure.png")));
+ 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_);
- QWidget* static_tab_widget_ = new QWidget();
+ static_tab_widget_ = new QWidget();
static_tab_widget_->setLayout(layout);
session_selector_.setCornerWidget(static_tab_widget_, Qt::TopLeftCorner);
-
session_selector_.setTabsClosable(true);
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(&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<QApplication *>(QCoreApplication::instance()),
}
}
+std::shared_ptr<Session> 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)
{
save_ui_settings();
return false;
}
+void MainWindow::session_error(const QString text, const QString 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);
+ msg.setInformativeText(info_text);
+ msg.setStandardButtons(QMessageBox::Ok);
+ msg.setIcon(QMessageBox::Warning);
+ msg.exec();
+}
+
void MainWindow::on_add_view(const QString &title, views::ViewType type,
Session *session)
{
void MainWindow::on_focus_changed()
{
- shared_ptr<views::ViewBase> view;
- bool title_set = false;
+ shared_ptr<views::ViewBase> view = get_active_view();
+
+ if (view) {
+ for (shared_ptr<Session> session : sessions_) {
+ if (session->has_view(view)) {
+ if (session != last_focused_session_) {
+ // Activate correct tab if necessary
+ shared_ptr<Session> 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;
+ }
+ }
+ }
- view = get_active_view();
+ if (sessions_.empty())
+ setWindowTitle(WindowTitle);
+}
- for (shared_ptr<Session> session : sessions_) {
- if (!session->has_view(view))
- continue;
+void MainWindow::on_focused_session_changed(shared_ptr<Session> session)
+{
+ last_focused_session_ = session;
- setWindowTitle(session->name() + " - " + WindowTitle);
- title_set = true;
- }
+ setWindowTitle(session->name() + " - " + WindowTitle);
- if (!title_set)
- setWindowTitle(WindowTitle);
+ // Update the state of the run/stop button, too
+ on_capture_state_changed(session.get());
}
void MainWindow::on_new_session_clicked()
add_session();
}
+void MainWindow::on_run_stop_clicked()
+{
+ shared_ptr<Session> session = last_focused_session_;
+
+ if (!session)
+ return;
+
+ 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_session_name_changed()
{
// Update the corresponding dock widget's name(s)
}
// Refresh window title if the affected session has focus
- on_focus_changed();
+ if (session == last_focused_session_.get())
+ setWindowTitle(session->name() + " - " + WindowTitle);
+}
+
+void MainWindow::on_capture_state_changed(QObject *obj)
+{
+ Session *caller = qobject_cast<Session*>(obj);
+
+ // 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_new_view(Session *session)
}
}
+void MainWindow::on_tab_changed(int index)
+{
+ shared_ptr<Session> session = get_tab_session(index);
+
+ if (session)
+ on_focused_session_changed(session);
+}
+
void MainWindow::on_tab_close_requested(int index)
{
// TODO Ask user if this is intended in case data is unsaved
- // Find the session that belongs to this main window and remove it
- for (auto entry : session_windows_)
- if (entry.second == session_selector_.widget(index)) {
- remove_session(entry.first);
- break;
- }
+ shared_ptr<Session> session = get_tab_session(index);
+
+ if (session)
+ remove_session(session);
}
void MainWindow::on_actionViewStickyScrolling_triggered()