Save/restore location clock mode

[ardour.git] / gtk2_ardour / location_ui.cc

diff --git a/gtk2_ardour/location_ui.cc b/gtk2_ardour/location_ui.cc
index 4bdc9798c5a1a4af56ccfff04009ebc10dec90d4..7aeced896e9fdeb42586d69eb8f7e51c8a3cb884 100644 (file)
--- a/gtk2_ardour/location_ui.cc
+++ b/gtk2_ardour/location_ui.cc
@@ -750,9 +750,12 @@ LocationEditRow::set_clock_editable_status ()
 
 /*------------------------------------------------------------------------*/
 
-LocationUI::LocationUI ()
+LocationUI::LocationUI (std::string state_node_name)
        : add_location_button (_("New Marker"))
        , add_range_button (_("New Range"))
+       , _mode (AudioClock::Frames)
+       , _mode_set (false)
+       , _state_node_name (state_node_name)
 {
        i_am_the_modifier = 0;
 
@@ -1111,6 +1114,8 @@ LocationUI::set_session(ARDOUR::Session* s)
                _session->locations()->changed.connect (_session_connections, invalidator (*this), boost::bind (&LocationUI::refresh_location_list, this), gui_context());
 
                _clock_group->set_clock_mode (clock_mode_from_session_instant_xml ());
+       } else {
+               _mode_set = false;
        }
 
        loop_edit_row.set_session (s);
@@ -1137,21 +1142,49 @@ LocationUI::session_going_away()
        punch_edit_row.set_session (0);
        punch_edit_row.set_location (0);
 
+       _mode_set = false;
+
        SessionHandlePtr::session_going_away ();
 }
 
 XMLNode &
 LocationUI::get_state () const
 {
-       XMLNode* node = new XMLNode (X_("LocationUI"));
-       node->add_property (X_("clock-mode"), enum_2_string (_clock_group->clock_mode ()));
+       XMLNode* node = new XMLNode (_state_node_name);
+       if (_mode_set) {
+               node->add_property (X_("clock-mode"), enum_2_string (_mode));
+       } else {
+               node->add_property (X_("clock-mode"), enum_2_string (_clock_group->clock_mode ()));
+       }
        return *node;
 }
 
+int
+LocationUI::set_state (const XMLNode& node)
+{
+       if (node.name() != _state_node_name) {
+               return -1;
+       }
+       XMLProperty const* p = node.property (X_("clock-mode"));
+       if (!p) {
+               return -1;
+       }
+       _mode = (AudioClock::Mode) string_2_enum (p->value (), AudioClock::Mode);
+       _mode_set = true;
+       if (_clock_group) {
+               _clock_group->set_clock_mode (_mode);
+       }
+       return 0;
+}
+
 AudioClock::Mode
-LocationUI::clock_mode_from_session_instant_xml () const
+LocationUI::clock_mode_from_session_instant_xml ()
 {
-       XMLNode* node = _session->instant_xml (X_("LocationUI"));
+       if (_mode_set) {
+               return _mode;
+       }
+
+       XMLNode* node = _session->instant_xml (_state_node_name);
        if (!node) {
                return AudioClock::Frames;
        }
@@ -1161,7 +1194,9 @@ LocationUI::clock_mode_from_session_instant_xml () const
                return ARDOUR_UI::instance()->secondary_clock->mode();
        }
 
-       return (AudioClock::Mode) string_2_enum (p->value (), AudioClock::Mode);
+       _mode = (AudioClock::Mode) string_2_enum (p->value (), AudioClock::Mode);
+       _mode_set = true;
+       return _mode;
 }