Make continuous scanning optional.

Source/Core/Core/Src/ConfigManager.cpp

@@ -241,6 +241,7 @@ void SConfig::SaveSettings()
 	ini.Set("Core", "WiiSDCard", m_WiiSDCard);
 	ini.Set("Core", "WiiKeyboard", m_WiiKeyboard);
 	ini.Set("Core", "WiimoteReconnectOnLoad", m_WiimoteReconnectOnLoad);
+	ini.Set("Core", "WiimoteContinuousScanning", m_WiimoteContinuousScanning);
 	ini.Set("Core", "RunCompareServer",	m_LocalCoreStartupParameter.bRunCompareServer);
 	ini.Set("Core", "RunCompareClient",	m_LocalCoreStartupParameter.bRunCompareClient);
 	ini.Set("Core", "FrameLimit",		m_Framelimit);
@@ -390,7 +391,8 @@ void SConfig::LoadSettings()
 
 		ini.Get("Core", "WiiSDCard",		&m_WiiSDCard,									false);
 		ini.Get("Core", "WiiKeyboard",		&m_WiiKeyboard,									false);
-		ini.Get("Core", "WiimoteReconnectOnLoad",	&m_WiimoteReconnectOnLoad,							true);
+		ini.Get("Core", "WiimoteReconnectOnLoad",	&m_WiimoteReconnectOnLoad,				true);
+		ini.Get("Core", "WiimoteContinuousScanning", &m_WiimoteContinuousScanning,			true);
 		ini.Get("Core", "RunCompareServer",	&m_LocalCoreStartupParameter.bRunCompareServer,	false);
 		ini.Get("Core", "RunCompareClient",	&m_LocalCoreStartupParameter.bRunCompareClient,	false);
 		ini.Get("Core", "MMU",				&m_LocalCoreStartupParameter.bMMU,				false);

Source/Core/Core/Src/ConfigManager.h

@@ -42,6 +42,7 @@ struct SConfig : NonCopyable
 	bool m_WiiSDCard;
 	bool m_WiiKeyboard;
 	bool m_WiimoteReconnectOnLoad;
+	bool m_WiimoteContinuousScanning;
 
 	// name of the last used filename
 	std::string m_LastFilename;

Source/Core/Core/Src/HW/WiimoteReal/WiimoteReal.cpp

@@ -24,6 +24,7 @@
 #include "StringUtil.h"
 #include "Timer.h"
 #include "Host.h"
+#include "ConfigManager.h"
 
 #include "WiimoteReal.h"
 
@@ -303,9 +304,9 @@ void WiimoteScanner::WantWiimotes(bool do_want)
 
 void WiimoteScanner::StartScanning()
 {
-	m_run_thread = true;
-	if (IsReady())
+	if (!m_run_thread && IsReady())
 	{
+		m_run_thread = true;
 		m_scan_thread = std::thread(std::mem_fun(&WiimoteScanner::ThreadFunc), this);
 	}
 }
@@ -413,19 +414,23 @@ void LoadSettings()
 	}
 }
 
+// config dialog calls this when some settings change
 void Initialize()
 {
+	if (SConfig::GetInstance().m_WiimoteContinuousScanning)
+		g_wiimote_scanner.StartScanning();
+	else
+		g_wiimote_scanner.StopScanning();
+	
 	std::lock_guard<std::recursive_mutex> lk(g_refresh_lock);
 
+	g_wiimote_scanner.WantWiimotes(0 != CalculateWantedWiimotes());
+	
 	if (g_real_wiimotes_initialized)
 		return;
 
 	NOTICE_LOG(WIIMOTE, "WiimoteReal::Initialize");
 
-	g_wiimote_scanner.WantWiimotes(0 != CalculateWantedWiimotes());
-
-	g_wiimote_scanner.StartScanning();
-
 	g_real_wiimotes_initialized = true;
 }
 
@@ -534,7 +539,7 @@ void Refresh()
 	HandleFoundWiimotes(found_wiimotes);
 	}
 	
-	g_wiimote_scanner.StartScanning();
+	Initialize();
 }
 
 void InterruptChannel(int _WiimoteNumber, u16 _channelID, const void* _pData, u32 _Size)