add wxw modalness to both njoys and fix a bug where calling DllConfig from different parent HWNDs would stop the config dialog from appearing.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3656 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Plugins/Plugin_DSP_LLE/Src/main.cpp

@@ -142,6 +142,8 @@ void DllConfig(HWND _hParent)
 #if defined(HAVE_WX) && HAVE_WX
 	if (!m_ConfigFrame)
 		m_ConfigFrame = new DSPConfigDialogLLE(GetParentedWxWindow(_hParent));
+	else if (!m_ConfigFrame->GetParent()->IsShown())
+		m_ConfigFrame->Close(true);
 
 	// add backends
 	std::vector<std::string> backends = AudioCommon::GetSoundBackends();