Session: Implement .sr file save/restore

[pulseview.git] / pv / mainwindow.cpp

diff --git a/pv/mainwindow.cpp b/pv/mainwindow.cpp
index 6e408583a52d0cb1e7e2c45870c950cbedc4094f..77dc946213ef20850247fc0b5acf15f51b820df3 100644 (file)
--- a/pv/mainwindow.cpp
+++ b/pv/mainwindow.cpp
@@ -191,10 +191,6 @@ shared_ptr<pv::view::View> MainWindow::add_view(const QString &title,
                if (type == view::TraceView) {
                        connect(&session, SIGNAL(trigger_event(util::Timestamp)), v.get(),
                                SLOT(trigger_event(util::Timestamp)));
-                       connect(v.get(), SIGNAL(sticky_scrolling_changed(bool)), this,
-                               SLOT(sticky_scrolling_changed(bool)));
-                       connect(v.get(), SIGNAL(always_zoom_to_fit_changed(bool)), this,
-                               SLOT(always_zoom_to_fit_changed(bool)));
 
                        v->enable_sticky_scrolling(action_view_sticky_scrolling_->isChecked());
                        v->enable_coloured_bg(action_view_coloured_bg_->isChecked());
@@ -206,6 +202,9 @@ shared_ptr<pv::view::View> MainWindow::add_view(const QString &title,
                                session.set_main_bar(main_bar);
                        }
                        main_bar->action_view_show_cursors()->setChecked(v->cursors_shown());
+
+                       connect(v.get(), SIGNAL(always_zoom_to_fit_changed(bool)),
+                               main_bar.get(), SLOT(on_always_zoom_to_fit_changed(bool)));
                }
        }
 
@@ -274,11 +273,13 @@ void MainWindow::save_ui_settings()
                                dynamic_pointer_cast< devices::HardwareDevice >
                                (session->device());
 
-                       if (device->hardware_device()->driver()->name() == "demo")
+                       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();
        }