UI port-events are not limited to outputs.

diff --git a/gtk2_ardour/lv2_plugin_ui.cc b/gtk2_ardour/lv2_plugin_ui.cc
index fe6b3c70bd87bad17c2dc61ed503f0b376230cbc..c9950fa527c4d7207b242d3d33dc6ffc01dc08f6 100644 (file)
--- a/gtk2_ardour/lv2_plugin_ui.cc
+++ b/gtk2_ardour/lv2_plugin_ui.cc
@@ -140,11 +140,9 @@ LV2PluginUI::control_changed (uint32_t port_index)
 bool
 LV2PluginUI::start_updating(GdkEventAny*)
 {
-       if (!_output_ports.empty()) {
-               _screen_update_connection.disconnect();
-               _screen_update_connection = Timers::super_rapid_connect
-                       (sigc::mem_fun(*this, &LV2PluginUI::output_update));
-       }
+       _screen_update_connection.disconnect();
+       _screen_update_connection = Timers::super_rapid_connect
+               (sigc::mem_fun(*this, &LV2PluginUI::output_update));
        return false;
 }
 
@@ -152,10 +150,7 @@ bool
 LV2PluginUI::stop_updating(GdkEventAny*)
 {
        //cout << "stop_updating" << endl;
-
-       if (!_output_ports.empty()) {
-               _screen_update_connection.disconnect();
-       }
+       _screen_update_connection.disconnect();
        return false;
 }