Qt: allow SPU deactivation in simple preferences.

modules/gui/qt4/components/simple_preferences.cpp

@@ -648,6 +648,8 @@ SPrefsPanel::SPrefsPanel( intf_thread_t *_p_intf, QWidget *_parent,
             CONFIG_GENERIC( "video-title-position", IntegerList,
                             ui.OSDTitlePosLabel, OSDTitlePos );
 
+            CONFIG_BOOL( "spu", spuActiveBox);
+
             CONFIG_GENERIC( "subsdec-encoding", StringList, ui.encodLabel,
                             encoding );
             CONFIG_GENERIC( "sub-language", String, ui.subLangLabel,

modules/gui/qt4/ui/sprefs_subtitles.ui

@@ -7,8 +7,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>778</width>
-    <height>614</height>
+    <width>741</width>
+    <height>373</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -60,6 +60,13 @@
      </layout>
     </widget>
    </item>
+   <item>
+    <widget class="QCheckBox" name="spuActiveBox">
+     <property name="text">
+      <string>Enable subtitles</string>
+     </property>
+    </widget>
+   </item>
    <item>
     <widget class="QGroupBox" name="groupBox_2">
      <property name="sizePolicy">