GenericUI: Update all input controls on preset load

[ardour.git] / gtk2_ardour / generic_pluginui.cc

diff --git a/gtk2_ardour/generic_pluginui.cc b/gtk2_ardour/generic_pluginui.cc
index d8ce68e4b4d85ac94496b91e4aa662ebdeb88eaf..0caf475afac3cfd494d4ff217032c3e22d1dbbf0 100644 (file)
--- a/gtk2_ardour/generic_pluginui.cc
+++ b/gtk2_ardour/generic_pluginui.cc
@@ -315,6 +315,9 @@ GenericPluginUI::build ()
        automation_play_all_button.signal_clicked.connect(sigc::bind (sigc::mem_fun (*this, &GenericPluginUI::set_all_automation), ARDOUR::Play));
        automation_write_all_button.signal_clicked.connect(sigc::bind (sigc::mem_fun (*this, &GenericPluginUI::set_all_automation), ARDOUR::Write));
        automation_touch_all_button.signal_clicked.connect(sigc::bind (sigc::mem_fun (*this, &GenericPluginUI::set_all_automation), ARDOUR::Touch));
+
+       /* XXX This is a workaround for AutomationControl not knowing about preset loads */
+       plugin->PresetLoaded.connect (*this, invalidator (*this), boost::bind (&GenericPluginUI::update_input_displays, this), gui_context ());
 }
 
 
@@ -847,6 +850,8 @@ GenericPluginUI::build_control_ui (const Evoral::Parameter&             param,
 
                automation_state_changed (control_ui);
 
+               /* Add to the list of CUIs that need manual update to workaround
+                * AutomationControl not knowing about preset loads */
                input_controls.push_back (control_ui);
 
        } else {
@@ -1013,6 +1018,18 @@ GenericPluginUI::update_control_display (ControlUI* cui)
        }*/
 }
 
+void
+GenericPluginUI::update_input_displays ()
+{
+       /* XXX This is a workaround for AutomationControl not knowing about preset loads */
+       for (vector<ControlUI*>::iterator i = input_controls.begin();
+            i != input_controls.end();
+            ++i) {
+               update_control_display(*i);
+       }
+       return;
+}
+
 void
 GenericPluginUI::control_combo_changed (ControlUI* cui, float value)
 {