Made the 'enable internet' button work.

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@8088 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/addons/network_http.cpp

@@ -63,6 +63,10 @@ NetworkHttp::NetworkHttp() : m_news(std::vector<NewsMessage>()),
                              m_progress(-1.0f), m_abort(false)
 {
     m_current_news_message = -1;
+    // Don't even start the network threads if networking is disabled.
+    if(!UserConfigParams::m_enable_internet)
+        return;
+
     pthread_mutex_init(&m_mutex_command, NULL);
     pthread_cond_init(&m_cond_command, NULL);
 
@@ -173,6 +177,9 @@ void *NetworkHttp::mainLoop(void *obj)
  */
 NetworkHttp::~NetworkHttp()
 {
+    if(!UserConfigParams::m_enable_internet)
+        return;
+
     // if a download should be active (which means it was cancelled by the
     // user, in which case it will still be ongoing in the background)
     // we can't get the mutex, and would have to wait for a timeout,

src/states_screens/options_screen_ui.cpp

@@ -17,6 +17,7 @@
 
 #include "states_screens/options_screen_ui.hpp"
 
+#include "addons/network_http.hpp"
 #include "audio/music_manager.hpp"
 #include "audio/sfx_manager.hpp"
 #include "audio/sfx_base.hpp"
@@ -181,7 +182,9 @@ void OptionsScreenUI::eventCallback(Widget* widget, const std::string& name, con
     {
         CheckBoxWidget* news = getWidget<CheckBoxWidget>("enable-internet");
         assert( news != NULL );
+        delete network_http;
         UserConfigParams::m_enable_internet = news->getState();
+        network_http = new NetworkHttp();
     }
     
 }   // eventCallback