Add "start acquisition for all devices" option

[pulseview.git] / pv / mainwindow.cpp

diff --git a/pv/mainwindow.cpp b/pv/mainwindow.cpp
index 6749b5f0343517a6c0afb467f8907f7878dcd38f..8e3cb9d1085f9c72588c519dc74e9e5bbb8b8179 100644 (file)
--- a/pv/mainwindow.cpp
+++ b/pv/mainwindow.cpp
@@ -661,20 +661,51 @@ bool MainWindow::restoreState(const QByteArray &state, int version)
 
 void MainWindow::on_run_stop_clicked()
 {
-       shared_ptr<Session> session = last_focused_session_;
+       GlobalSettings settings;
+       bool all_sessions = settings.value(GlobalSettings::Key_General_StartAllSessions).toBool();
 
-       if (!session)
-               return;
+       if (all_sessions)
+       {
+               vector< shared_ptr<Session> > hw_sessions;
+
+               // Make a list of all sessions where a hardware device is used
+               for (shared_ptr<Session> s : sessions_) {
+                       shared_ptr<devices::HardwareDevice> hw_device =
+                                       dynamic_pointer_cast< devices::HardwareDevice >(s->device());
+                       if (!hw_device)
+                               continue;
+                       hw_sessions.push_back(s);
+               }
+
+               // Stop all acquisitions if there are any running ones, start all otherwise
+               bool any_running = any_of(hw_sessions.begin(), hw_sessions.end(),
+                               [](const shared_ptr<Session> &s)
+                               { return (s->get_capture_state() == Session::AwaitingTrigger) ||
+                                               (s->get_capture_state() == Session::Running); });
+
+               for (shared_ptr<Session> s : hw_sessions)
+                       if (any_running)
+                               s->stop_capture();
+                       else
+                               s->start_capture([&](QString message) {
+                                       show_session_error("Capture failed", message); });
+       } else {
+
+               shared_ptr<Session> session = last_focused_session_;
+
+               if (!session)
+                       return;
 
-       switch (session->get_capture_state()) {
-       case Session::Stopped:
-               session->start_capture([&](QString message) {
-                       show_session_error("Capture failed", message); });
-               break;
-       case Session::AwaitingTrigger:
-       case Session::Running:
-               session->stop_capture();
-               break;
+               switch (session->get_capture_state()) {
+               case Session::Stopped:
+                       session->start_capture([&](QString message) {
+                               show_session_error("Capture failed", message); });
+                       break;
+               case Session::AwaitingTrigger:
+               case Session::Running:
+                       session->stop_capture();
+                       break;
+               }
        }
 }