Allow downloading data while the game is minimized.

With this change, downloads should no longer abort when the game is
minimized for more than a few seconds.

Aquaria/DSQ.cpp

@@ -5133,16 +5133,9 @@ void DSQ::cutsceneEffects(bool on)
 	}
 }
 
-void pauseSound()
+void DSQ::onBackgroundUpdate()
 {
-	if (dsq && dsq->sound) {
+	Network::update();
-		dsq->sound->pause();
+	Core::onBackgroundUpdate();
-	}
 }
 
-void resumeSound()
-{
-	if (dsq && dsq->sound) {
-		dsq->sound->resume();
-	}
-}

Aquaria/DSQ.h

@@ -1563,6 +1563,9 @@ public:
 	void pauseCutscene(bool on);
 	bool canSkipCutscene();
 	bool isSkippingCutscene();
+
+	virtual void onBackgroundUpdate();
+
 protected:
 
 	Quad *cutscene_bg;

Aquaria/Network.cpp

@@ -244,6 +244,9 @@ void download(RequestData *rq)
 
 void update()
 {
+	if(!netUp)
+		return;
+
 	RequestDataHolder h;
 	while(notifyRequests.pop(h))
 		h.rq->notify(h.ev, h.recvd, h.total);

BBGE/Core.cpp

@@ -2727,6 +2727,13 @@ bool Core::isWindowFocus()
 	return true;
 }
 
+void Core::onBackgroundUpdate()
+{
+#if BBGE_BUILD_SDL
+	SDL_Delay(200);
+#endif
+}
+
 void Core::main(float runTime)
 {
 	bool verbose = coreVerboseDebug;
@@ -2911,7 +2918,7 @@ void Core::main(float runTime)
 					{
 						pollEvents();
 						//debugLog("app not in input focus");
-						SDL_Delay(200);
+						onBackgroundUpdate();
 
 						resetTimer();
 					}

BBGE/Core.h

@@ -1310,6 +1310,8 @@ public:
 	volatile int dbg_numThreadDecoders;
 	static unsigned int dbg_numRenderCalls;
 
+	virtual void onBackgroundUpdate();
+
 protected:
 
 	std::string fpsDebugString;