Mixer: disable context menu on fader view meter indicators.

mixer/src/Meter_Indicator_Module.C

@@ -50,6 +50,7 @@ Meter_Indicator_Module::Meter_Indicator_Module ( bool is_default )
     box( FL_FLAT_BOX );
     color( FL_BACKGROUND_COLOR );
 
+    _disable_context_menu = false;
     _pad = true;
     control_value = 0;
 
@@ -209,6 +210,9 @@ Meter_Indicator_Module::handle ( int m )
     {
         case FL_PUSH:
         {
+            if ( Fl::event_button3() && _disable_context_menu )
+                return 0;
+
             if ( Fl::event_button1() )
             {
                 /* don't let Module::handle eat our click */

mixer/src/Meter_Indicator_Module.H

@@ -37,8 +37,12 @@ class Meter_Indicator_Module : public Module
 
     volatile float *control_value;
 
+    bool _disable_context_menu;
+
 public:
 
+    void disable_context_menu ( bool b ) { _disable_context_menu = b; }
+
     void handle_control_changed ( Port *p );
 
     Meter_Indicator_Module ( bool is_default = false );

mixer/src/Mixer_Strip.C

@@ -451,6 +451,7 @@ Mixer_Strip::init ( )
                         o->size( 33, 100 );
                     }
                     { Meter_Indicator_Module *o = meter_indicator = new Meter_Indicator_Module( true );
+                        o->disable_context_menu( true );
                         o->pad( false );
                         o->size( 38, 100 );
                         Fl_Group::current()->resizable(o);