Qt4: tell how much has been buffered when buffering (percents)

modules/gui/qt4/components/interface_widgets.cpp

@@ -483,7 +483,10 @@ void TimeLabel::toggleTimeDisplay()
 
 void TimeLabel::setCaching( float f_cache )
 {
-    setText( "Buffering" );
+    QString amount;
+    amount.setNum( (int)(100 * f_cache) );
+    msg_Dbg( p_intf, "New caching: %d", (int)(100*f_cache));
+    setText( "Buffering " + amount + "%" );
 }
 
 

modules/gui/qt4/input_manager.cpp

@@ -524,10 +524,12 @@ void InputManager::UpdateAout()
 }
 void InputManager::UpdateCaching()
 {
-    float f_newCache = var_GetFloat( p_input, "cache" );
+    if(!hasInput()) return;
+
+    float f_newCache = var_GetFloat ( p_input, "cache" );
     if( f_newCache != f_cache )
     {
-        f_newCache = f_cache;
+        f_cache = f_newCache;
         /* Update rate */
         emit cachingChanged( f_cache );
     }