sessions dynamically removed

assets.qrc

@@ -0,0 +1,5 @@
+<!DOCTYPE RCC><RCC version="1.0">
+<qresource prefix="/">
+   <file>assets/notificationAreaIcon.png</file>
+</qresource>
+</RCC>

bueno.bat

@@ -1,2 +1,4 @@
 qmake -o build\Makefile .\qtest.pro
-mingw32-make.exe -C .\build -f Makefile.Release
+copy /Y /B .\assets\SoundVolumeView.exe .\build\debug
+copy /Y /B .\assets\SoundVolumeView.exe .\build\release
+mingw32-make.exe -C .\build -f Makefile

qtest.pro

@@ -1,8 +1,16 @@
-CONFIG += debug console
-QT += widgets
+QMAKE_CXXFLAGS += --target=x86_64-w64-mingw32 -g -gcodeview 
+QMAKE_LFLAGS += --target=x86_64-w64-mingw32 -g -Wl,-pdb= -v 
+LIBS += -LC:/capybara/libclang/x86_64-w64-mingw32/lib -lWinmm -lodbc32 -lodbccp32 -luuid -loleaut32 -lole32 -lshell32 -ladvapi32 -lcomdlg32 -lwinspool -lgdi32 -luser32 -lkernel32
+#"kernel32.lib" "user32.lib" "gdi32.lib" "winspool.lib" "comdlg32.lib" "advapi32.lib" "shell32.lib" "ole32.lib" "oleaut32.lib" "uuid.lib" "odbc32.lib" "odbccp32.lib"  -luuid -loleaut32 -lole32 -lshell32 -ladvapi32 -lcomdlg32 -lwinspool -lgdi32 -luser32 -lkernel32
+DEFINES += DEBUG QT_LOGGING_TO_CONSOLE=1 WIN32_LEAN_AND_MEAN
+CONFIG += debug 
+
+QT += widgets network
 INCLUDEPATH += "$$PWD\src" "$$PWD\src\qt" "$$PWD\src\back" "$$PWD\src\cont"
 DESTPATH += "$$PWD\src" "$$PWD\src\qt" "$$PWD\src\back" "$$PWD\src\cont"
 VPATH += "$$PWD\src" "$$PWD\src\qt" "$$PWD\src\back" "$$PWD\src\cont"
-SOURCES += qtestmain.cpp qtclasses.cpp backlasses.cpp contclasses.cpp
-HEADERS += qtclasses.h backlasses.h contclasses.h global.h
+SOURCES += qtestmain.cpp qtclasses.cpp backlasses.cpp backsessionclasses.cpp contclasses.cpp contsessionclasses.cpp
+HEADERS += qtclasses.h backlasses.h backsessionclasses.h contclasses.h contsessionclasses.h global.h debug.h backfuncs.h ipolicyconfig.h msinclude.h
+RESOURCES = assets.qrc
+
 #DESTDIR += "build"

src/back/backfuncs.h

@@ -0,0 +1,32 @@
+GUID inline NGuidToGUID(NGuid guid) {
+	GUID msGuid = GUID();
+	msGuid.Data1 = guid.data1;
+	msGuid.Data2 = guid.data2;
+	msGuid.Data3 = guid.data3;
+	for (int i = 0; i < 8; i++){
+		msGuid.Data4[i] = guid.data4[i];
+		//log_debugcpp("MSGUID DATA4 BYTE " << i << ": ");
+		//log_debugcpp(print_as_binary(8, uint32_t, msGuid.Data4[i]));
+	}
+	//log_debugcpp("MSGUID DATA1: " << msGuid.Data1);
+	//log_debugcpp("MSGUID DATA2: " << msGuid.Data2);
+	//log_debugcpp("MSGUID DATA3: " << msGuid.Data3);
+
+	return msGuid;
+}
+
+NGuid inline GUIDToNGuid(LPGUID msGuid){
+	NGuid guid = NGuid();
+	guid.data1 = msGuid->Data1;
+	guid.data2 = msGuid->Data2;
+	guid.data3 = msGuid->Data3;
+	for (int i = 0; i < 8; i++){
+		guid.data4[i] = msGuid->Data4[i];
+		//log_debugcpp("GUID DATA4 BYTE " << i << ": ");
+		//log_debugcpp(print_as_binary(8, uint32_t, guid.data4[i]));
+	}
+	//log_debugcpp("GUID DATA1: " << guid.data1);
+	//log_debugcpp("GUID DATA2: " << guid.data2);
+	//log_debugcpp("GUID DATA3: " << guid.data3);
+	return guid;
+}

src/back/backlasses.cpp

@@ -1,40 +1,563 @@
 #include <backlasses.h>
+#include <backfuncs.h>
 
-Endpoint::Endpoint(IMMDevice* ep){
+EndpointNewSessionCallback::EndpointNewSessionCallback(EndpointHandler* eph){
+	this->eph = eph;
+}
+
+ULONG EndpointNewSessionCallback::AddRef(){
+	return InterlockedIncrement(&ref);
+}
+
+ULONG EndpointNewSessionCallback::Release(){
+	ULONG tempRef = InterlockedDecrement(&ref);
+	if (tempRef == 0) {
+		delete this;
+	}
+	return tempRef;
+}
+
+HRESULT EndpointNewSessionCallback::QueryInterface(REFIID riid, VOID **ppvInterface) {
+    if (IID_IUnknown == riid)
+    {
+        AddRef();
+        *ppvInterface = (IUnknown*)this;
+    }
+    else if (__uuidof(IAudioSessionNotification) == riid)
+    {
+        AddRef();
+        *ppvInterface = (IMMNotificationClient*)this;
+    }
+    else
+    {
+        *ppvInterface = NULL;
+        return E_NOINTERFACE;
+    }
+    return S_OK;
+}
+
+HRESULT EndpointNewSessionCallback::OnSessionCreated(IAudioSessionControl *NewSession) {
+	if (eph->getFlow() == Flows::FLOW_CAPTURE) return S_OK;
+	
+	HRESULT result = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE);
+	IAudioSessionControl2* sessionControl;
+	//ISimmpleAudioVolume* sessionVolume;
+	if (FAILED(NewSession->QueryInterface(__uuidof(IAudioSessionControl2), (void**)&sessionControl))) { log_wdebugcpp(L"no nueva sesion......"); };
+	if (sessionControl) {
+		sessionControl->AddRef();
+	//sessionControl->QueryInterface(__uuidof(ISimpleAudioVolume), (void**)&sessionVolume);
+		Session* newSession = new Session(this->eph->getEndpoint(), sessionControl);
+		eph->addSessionSendFront(newSession);
+	}
+	
+	if (result == S_OK)
+		CoUninitialize();
+	
+	return S_OK;
+}
+
+EndpointVolumeCallback::EndpointVolumeCallback(Endpoint* ep){
+	this->ep = ep;
+}
+
+ULONG EndpointVolumeCallback::AddRef(){
+	return InterlockedIncrement(&ref);
+}
+
+ULONG EndpointVolumeCallback::Release(){
+	ULONG tempRef = InterlockedDecrement(&ref);
+	if (tempRef == 0) {
+		delete this;
+	}
+	return tempRef;
+}
+
+HRESULT EndpointVolumeCallback::QueryInterface(REFIID riid, VOID **ppvInterface) {
+    if (IID_IUnknown == riid)
+    {
+        AddRef();
+        *ppvInterface = (IUnknown*)this;
+    }
+    else if (__uuidof(IAudioEndpointVolumeCallback) == riid)
+    {
+        AddRef();
+        *ppvInterface = (IAudioEndpointVolumeCallback*)this;
+    }
+    else
+    {
+        *ppvInterface = NULL;
+        return E_NOINTERFACE;
+    }
+    return S_OK;
+}
+
+HRESULT EndpointVolumeCallback::OnNotify(PAUDIO_VOLUME_NOTIFICATION_DATA pNotify) {
+	if (pNotify == NULL) return E_INVALIDARG;
+
+	//delete osh->getPlaybackEndpointHandlers().at(this->ep->getIndex())->getCallbackInfo()->caller;
+	//osh->getPlaybackEndpointHandlers().at(this->ep->getIndex())->getCallbackInfo()->caller.freeData4();
+	//Could've made a function or = override to hide this within Nguid, but back in cont = bad.
+	osh->getPlaybackEndpointHandlers().at(this->ep->getIndex())->getCallbackInfo()->caller.data1 \
+		= pNotify->guidEventContext.Data1;
+	osh->getPlaybackEndpointHandlers().at(this->ep->getIndex())->getCallbackInfo()->caller.data2 \
+		= pNotify->guidEventContext.Data2;
+	osh->getPlaybackEndpointHandlers().at(this->ep->getIndex())->getCallbackInfo()->caller.data3 \
+		= pNotify->guidEventContext.Data3;
+	for(int i = 0; i < 8 /* Data4 size */; i++){
+		osh->getPlaybackEndpointHandlers().at(this->ep->getIndex())->getCallbackInfo()->caller.data4[i] = pNotify->guidEventContext.Data4[i];
+	}
+	
+	//memcpy(&osh->getPlaybackEndpointHandlers().at(this->ep->getIndex())->getCallbackInfo()->caller, &pNotify->guidEventContext,sizeof(NGuid) );
+   Flows flow = this->ep->getFlow();
+   EndpointHandler* eph = nullptr;
+   if (flow & Flows::FLOW_PLAYBACK) {
+	   eph = osh->getPlaybackEndpointHandlers().at(this->ep->getIndex());
+   } else {
+	   eph = osh->getCaptureEndpointHandlers().at(this->ep->getIndex());
+   }
+
+   eph->getCallbackInfo()->muted = pNotify->bMuted; 
+   eph->getCallbackInfo()->mainVolume = pNotify->fMasterVolume;
+   eph->getCallbackInfo()->channels = pNotify->nChannels;
+
+	  
+   UINT j = 0;
+   //todo: do while here caused stack corruption; sus
+   while(j < pNotify->nChannels) {
+	   if (flow & Flows::FLOW_PLAYBACK)
+		   eph->getCallbackInfo()->channelVolumes[j] = pNotify->afChannelVolumes[j];
+	   else
+		   eph->getCallbackInfo()->channelVolumes[j] = pNotify->afChannelVolumes[j];
+	   j++;
+	}  
+    return S_OK;
+}
+
+/*
+ * EndpointSituationCallback::EndpointSituationCallback(IMMDeviceEnumerator *deviceEnumerator, std::vector<Endpoint*> playbackDevices){
+ * 	this->deviceEnumerator = deviceEnumerator;
+ * 	this->playbackDevices = playbackDevices;
+ * }
+ * 
+ */
+//todo: not on construct since it expects them to already exist; smells like refactor! 
+void EndpointSituationCallback::fill(IMMDeviceEnumerator *deviceEnumerator, std::vector<Endpoint*> playbackDevices, std::vector<Endpoint*> captureDevices){
+	this->deviceEnumerator = deviceEnumerator;
+	this->playbackDevices = playbackDevices;
+	this->captureDevices = captureDevices;
+}
+
+ULONG EndpointSituationCallback::AddRef(){
+	return InterlockedIncrement(&ref);
+}
+
+ULONG EndpointSituationCallback::Release(){
+	ULONG tempRef = InterlockedDecrement(&ref);
+	if (tempRef == 0) {
+		delete this;
+	}
+	return tempRef;
+}
+
+HRESULT EndpointSituationCallback::QueryInterface(REFIID riid, VOID **ppvInterface) {
+    if (IID_IUnknown == riid)
+    {
+        AddRef();
+        *ppvInterface = (IUnknown*)this;
+    }
+    else if (__uuidof(IMMNotificationClient) == riid)
+    {
+        AddRef();
+        *ppvInterface = (IMMNotificationClient*)this;
+    }
+    else
+    {
+        *ppvInterface = NULL;
+        return E_NOINTERFACE;
+    }
+    return S_OK;
+}
+
+HRESULT EndpointSituationCallback::OnDefaultDeviceChanged(EDataFlow flow, ERole role,LPCWSTR pwstrDeviceId) {
+	if (flow == EDataFlow::eCapture) return E_INVALIDARG;
+	
+	Roles nRole;
+	switch (role) {
+		case ERole::eConsole:
+			nRole = Roles::ROLE_CONSOLE;
+			break;
+		case ERole::eMultimedia:
+			nRole = Roles::ROLE_MULTIMEDIA;
+			break;
+		case ERole::eCommunications:
+			nRole = Roles::ROLE_COMMUNICATIONS;
+			break;
+	}
+	std::wstring wstringEndpointId = pwstrDeviceId;
+	log_wdebugcpp(L"we got za defol 4 " + wstringEndpointId);
+	osh->changeFrontDefaultsCallback(nRole, wstringEndpointId);
+
+	return S_OK;
+}
+
+HRESULT EndpointSituationCallback::OnDeviceAdded(LPCWSTR pwstrDeviceId) {
+	log_wdebugcpp(L"ayo we eventing za adin " + std::wstring(pwstrDeviceId));
+	return S_OK;
+};
+
+HRESULT EndpointSituationCallback::OnDeviceRemoved(LPCWSTR pwstrDeviceId) {	
+	log_wdebugcpp(L"ayo we eventing za rmovin "  + std::wstring(pwstrDeviceId));
+	return S_OK;
+}
+
+HRESULT EndpointSituationCallback::OnDeviceStateChanged(LPCWSTR pwstrDeviceId, DWORD dwNewState) {
+	std::wstring endpointId = std::wstring(pwstrDeviceId);
+        switch (dwNewState){
+        case DEVICE_STATE_ACTIVE:
+			osh->reviseEndpointShowing(endpointId, EndpointState::ENDPOINT_ACTIVE);
+			break;
+        case DEVICE_STATE_DISABLED:
+			osh->reviseEndpointShowing(endpointId, EndpointState::ENDPOINT_DISABLED);
+			break;
+        case DEVICE_STATE_NOTPRESENT:
+			osh->reviseEndpointShowing(endpointId, EndpointState::ENDPOINT_NOTPRESENT);
+			break;
+        case DEVICE_STATE_UNPLUGGED:
+			osh->reviseEndpointShowing(endpointId, EndpointState::ENDPOINT_UNPLUGGED);
+			break;
+        }
+		
+        return S_OK;
+}
+
+HRESULT EndpointSituationCallback::OnPropertyValueChanged(LPCWSTR pwstrDeviceId, const PROPERTYKEY key) {	
+	
+	/*
+	 * log_debugcpp("  -->Changed device property " +
+	 * 			 key.fmtid.Data1 + key.fmtid.Data2 + key.fmtid.Data3 + "\n" +
+	 * 			 key.fmtid.Data4[0]+ key.fmtid.Data4[1]+ "\n"+
+	 * 			 key.fmtid.Data4[2]+ key.fmtid.Data4[3] + "\n"+
+	 * 			 key.fmtid.Data4[4]+ key.fmtid.Data4[5] + "\n"+
+	 * 			 key.fmtid.Data4[6]+ key.fmtid.Data4[7]+ "\n"+
+	 * 			 " pid " + key.pid);
+	 */
+	
+	return S_OK;
+}
+
+Endpoint::Endpoint(IMMDevice* ep, uint64_t idx){
 	this->endpoint = ep;
-	if(FAILED(endpoint->Activate(IID_IAudioEndpointVolume, CLSCTX_ALL, NULL, (void**)&endpointVolume))) { log_debugcpp("si"); };
-	//Obtaining friendly name: IPropertyStore creates PROPVARIANT per field
-	//    hr = endpointPtr->GetId(&endpointID);
+	this->idx = idx;
+
+	/*
+	 * It can't multiflag, it's that stupid. MS momento.
+	 * 	Only shows most relevant flag according to MS, i.e. 0110 sends 0010
+	 */
+	//todo: preguntitas owindows dword no es uint32_t even tho mingw mingas
+	if(FAILED(endpoint->GetState(&this->endpointState))) {exit(-1);};
+
+	if(this->endpointState == EndpointState::ENDPOINT_ACTIVE) {
+		activateEndpointVolume();
+	}
+	
+	reloadEndpointChannels();
+
+	/* todo: check header
+	 * if(FAILED(endpoint->Activate(__uuidof(IAudioMeterInformation),
+	 * 							 CLSCTX_ALL, NULL, (void**)&endpointPeakMeter))) { log_debugcpp("peakbros..."); }
+	 */
+	
+	//todo:: atexit into exit Gather ID 
+	LPWSTR tempString = nullptr;
+	if (FAILED(endpoint->GetId(&tempString))) {exit(-1);};
+	endpointId = std::wstring(tempString);
+	log_wdebugcpp(endpointId);
+	CoTaskMemFree(tempString);
+	
 	endpoint->OpenPropertyStore(STGM_READ, 	&properties);
 	PROPVARIANT pv;
 	properties->GetValue(PKEY_Device_FriendlyName , &pv);
-	friendlyName = pv.pwszVal;
+	if (pv.pwszVal == nullptr)
+		friendlyName = L"Unnamed Not Present Endpoint";
+	else 
+		friendlyName = std::wstring(pv.pwszVal);
+
+	this->setFlow();
+	if (this->flow == Flows::FLOW_PLAYBACK) {
+		activateEndpointSessions();
+	}
 }
 
-LPWSTR Endpoint::getName(){
+/*
+ * Endpoint::Endpoint(IMMDevice* endpoint) : Endpoint(endpoint, 0) {};
+ */
+
+void Endpoint::activateEndpointSessions() {	
+    //sessionManager;
+	if (FAILED(endpoint->Activate(__uuidof(IAudioSessionManager2), CLSCTX_ALL, NULL, (void**) &sessionManager))) { log_wdebugcpp(L"sesionbros..."); return; }
+
+	IAudioSessionEnumerator* sessionEnumerator = nullptr;
+	if (FAILED(sessionManager->GetSessionEnumerator(&sessionEnumerator))) { log_wdebugcpp(L"sesEnumeratorBros..."); return; }
+
+	int sessionCount;
+	sessionEnumerator->GetCount(&sessionCount);
+	for (int i = 0; i < sessionCount; i++) {
+		IAudioSessionControl* sessionControlTmp;
+		sessionEnumerator->GetSession(i, (IAudioSessionControl**)&sessionControlTmp);
+		//todo:: asegurar lo del dynamic_cast
+		IAudioSessionControl2* sessionControl;
+		sessionControlTmp->QueryInterface(__uuidof(IAudioSessionControl2), (void**)&sessionControl);
+		sessionControl->AddRef();
+		sessionControlTmp->Release();
+		Session* session = new Session(this, sessionControl, (size_t)i);
+		endpointSessions.push_back(session);
+	}
+	sessionEnumerator->Release();
+}
+
+void Endpoint::addSession(Session* session) {
+	session->setIndex(this->getSessionCount());
+	endpointSessions.push_back(session);
+}
+
+void Endpoint::activateEndpointVolume() {
+	//bool extraThread = false;
+	/*
+	 * Forgive me, for MS has sinned, and now I must too.
+	 */
+	if (this->endpointVolume == nullptr){
+		HRESULT result = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE);
+		endpoint->Activate(IID_IAudioEndpointVolume, CLSCTX_ALL, NULL, (void**)&this->endpointVolume);
+		//if (endpointVolume == nullptr) { //why they returning 0 after dealing with the error jfc CO_E_NOTINITIALIZED) {
+			//CoInitializeEx(NULL, COINIT_MULTITHREADED | COINIT_DISABLE_OLE1DDE);
+			//extraThread = true;
+		    //goto initialized;
+		//}
+		//log_debugcpp(std::string("no endpointVolume (IAudioEndpointVolume)"));
+		if (result == S_OK)
+			CoUninitialize();
+	}
+}
+
+void Endpoint::reloadEndpointChannels() {
+	if (this->endpointState == DEVICE_STATE_ACTIVE) {	
+		if (FAILED(endpointVolume->GetChannelCount(&channelCount))) {log_debugcpp("get channel count fail");};/*  */
+	}
+}
+
+void Endpoint::setIndex(uint64_t idx){
+	this->idx = idx;
+}
+
+uint64_t Endpoint::getIndex(){
+	return idx;
+}
+
+std::wstring Endpoint::getName(){
 	return friendlyName;
 }
 
-float Endpoint::getVolume(){
+std::wstring Endpoint::getId(){
+	return endpointId;
+}
+
+float Endpoint::getVolume(int channel){
 	float volume;
-	if(FAILED(endpointVolume->GetMasterVolumeLevelScalar(&volume))) { log_debugcpp("si");}
+	if (channel == AudioChannel::CHANNEL_MAIN) {
+		if(FAILED(endpointVolume->GetMasterVolumeLevelScalar(&volume))) { /* log_debugcpp("si") */;}
+	} else {
+		if(FAILED(endpointVolume->GetChannelVolumeLevelScalar(channel, &volume))) { /* log_debugcpp("si"); */}
+	}
 	return volume;
 }
 
-void Endpoint::setVolume(float volume) {
-	if(FAILED(endpointVolume->SetMasterVolumeLevelScalar(volume, NULL))) { log_debugcpp("si");  };
+uint32_t Endpoint::getChannelCount(){
+	return (uint32_t)channelCount;
 }
 
-//Endpoint::~Endpoint(){
-//	free(friendlyName);
-//	properties->Release();
-//	endpointVolume->Release();
-//	endpoint->Release();
-//}
 
+bool Endpoint::getMute(){
+	BOOL mut;
+	if(FAILED(endpointVolume->GetMute(&mut))) { /* TIP: Below */ }
+	bool mute = (bool)mut;
+	return mute;
+}
 
-void Overseer::initCOMLibrary(){
-	if(FAILED(CoInitializeEx(NULL, COINIT_APARTMENTTHREADED))) { log_debugcpp("si");  };
+void Endpoint::setState(uint8_t state){
+	this->endpointState = state;
+	if(state == EndpointState::ENDPOINT_ACTIVE) {
+		this->activateEndpointVolume();
+		this->reloadEndpointChannels();
+	}
+}
+
+size_t Endpoint::getState(){
+	return this->endpointState;
+}
+
+void Endpoint::setVolume(NGuid guid, int channel, float volume) {
+	//TIP: There used to be log messages here. Now, it's a ghost town.
+	GUID tempMsGuid = NGuidToGUID(guid);
+	if (channel == AudioChannel::CHANNEL_MAIN) {
+		if(FAILED(endpointVolume->SetMasterVolumeLevelScalar(volume, &tempMsGuid))) {};
+	} else {
+		if(FAILED(endpointVolume->SetChannelVolumeLevelScalar(channel, volume, &tempMsGuid))) {};
+	}
+}
+
+void Endpoint::setMute(NGuid guid, bool muted) {
+	GUID tempMsGuid = NGuidToGUID(guid);
+	if(FAILED(endpointVolume->SetMute(muted, &tempMsGuid))) { log_wdebugcpp(std::wstring(L"EndpointVolume null?"));  };
+}
+
+void Endpoint::setVolumeCallback(EndpointVolumeCallback *epc){
+	if(endpointVolume == nullptr) {
+		this->activateEndpointVolume();
+	}
+	endpointVolume->RegisterControlChangeNotify((IAudioEndpointVolumeCallback*)epc);
+}
+
+void Endpoint::removeVolumeCallback(EndpointVolumeCallback *epc){
+	endpointVolume->UnregisterControlChangeNotify((IAudioEndpointVolumeCallback*)epc);
+}
+
+Roles Endpoint::getRoles(){
+	return this->endpointRoles;
+}
+
+void Endpoint::setRoles(Roles role){
+	//otro exe momento
+	STARTUPINFOEXW startupConfig;
+	PROCESS_INFORMATION processInfo;
+	SecureZeroMemory(&startupConfig, sizeof(STARTUPINFOEXW));
+	SecureZeroMemory(&startupConfig.StartupInfo, sizeof(STARTUPINFOW));
+	startupConfig.StartupInfo.cb = sizeof(STARTUPINFOEXW);
+	SecureZeroMemory(&processInfo, sizeof(PROCESS_INFORMATION));
+
+	std::wstring command = L"SoundVolumeView.exe /SetDefault " + endpointId + L" ";
+	std::wstring troublePair = L"0";	
+	switch (role) {
+	case Roles::ROLE_ALL:
+	/*
+	 * console or multimedia, one sends both, at least for now;
+	 *  either cos of ms or dis guy;
+	 *  no choice but to treat them as one for now.
+	 *  command += L"all"; and nothing else would've been nice...
+	 */
+		troublePair = command + troublePair;
+		if(CreateProcessW(
+					  NULL,
+					  (wchar_t*)troublePair.c_str(),
+					  NULL,
+					  NULL,
+					  false,
+					  CREATE_UNICODE_ENVIRONMENT,
+					  NULL,
+					  NULL,
+					  (LPSTARTUPINFOW)&startupConfig,
+					  &processInfo
+					  ) == true)  {
+			WaitForSingleObject(processInfo.hProcess, INFINITE );  
+			CloseHandle(processInfo.hProcess);
+			CloseHandle(processInfo.hThread);
+		}
+		command += L"2";
+		break;
+	case Roles::ROLE_CONSOLE:
+		command += std::to_wstring(0);
+		break;
+	case Roles::ROLE_MULTIMEDIA:
+		command += std::to_wstring(1);
+		break;
+	case Roles::ROLE_COMMUNICATIONS:
+		command += std::to_wstring(2);
+		break;
+	}
+	
+	if(CreateProcessW(
+		NULL,
+		(wchar_t*)command.c_str(),
+		NULL,
+		NULL,
+		false,
+		CREATE_UNICODE_ENVIRONMENT,
+		NULL,
+		NULL,
+		(LPSTARTUPINFOW)&startupConfig,
+		&processInfo
+	   ) == true)  {
+		WaitForSingleObject(processInfo.hProcess, INFINITE );  
+		CloseHandle(processInfo.hProcess);
+		CloseHandle(processInfo.hThread);
+	}
+}
+
+void Endpoint::assignRoles(Roles role){ 
+	Roles roles = (Roles)(endpointRoles | role);
+	this->endpointRoles = roles;
+}
+
+void Endpoint::removeRoles(Roles role){ 
+	Roles roles = (Roles)(endpointRoles ^ role);
+	this->endpointRoles = roles;
+}
+
+void Endpoint::setFlow() {
+	IMMEndpoint* flowGetter;
+	//this should be as simple as writing IID_IMMEndpoint, but it just won't find the macro, so I copied it. Sad.
+	GUID manual;
+	manual.Data1 = 0x1be09788;
+	manual.Data2 = 0x6894;
+	manual.Data3 = 0x4089;
+	manual.Data4[0] = 0x85; 
+	manual.Data4[1] = 0x86; 
+	manual.Data4[2] = 0x9a; 
+	manual.Data4[3] = 0x2a; 
+	manual.Data4[4] = 0x6c; 
+	manual.Data4[5] = 0x26; 
+	manual.Data4[6] = 0x5a;
+	manual.Data4[7] = 0xc5;  
+	if(FAILED(this->endpoint->QueryInterface((const _GUID)manual, (void**)&flowGetter)))
+		{ log_debugcpp("no flow..."); }
+	EDataFlow MSflow;
+	HRESULT vafllar = flowGetter->GetDataFlow(&MSflow);
+	this->flow = (MSflow == EDataFlow::eRender ? Flows::FLOW_PLAYBACK : Flows::FLOW_CAPTURE);
+	flowGetter->Release();
+}
+
+Flows Endpoint::getFlow() {
+	return this->flow;
+}
+
+/* sessions */
+std::vector<Session*> Endpoint::getSessions() {
+	return endpointSessions;
+}
+
+size_t Endpoint::getSessionCount() {
+	return endpointSessions.size();
+}
+
+void Endpoint::registerNewSessionNotification(EndpointNewSessionCallback* ensc){
+	sessionManager->RegisterSessionNotification(ensc);
+}
+
+void Endpoint::unregisterNewSessionNotification(EndpointNewSessionCallback* ensc){
+	sessionManager->UnregisterSessionNotification(ensc);
+}
+
+Endpoint::~Endpoint(){
+	log_wdebugcpp(L"murio endpoint-san uwu");
+	properties->Release();
+	endpointVolume->Release();
+	endpoint->Release();
+	sessionManager->Release();
+}
+
+void Overseer::initCOMLibrary() {
+	OutputDebugStringW(L"EPWidget creation\n");
+	if(FAILED(CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE))) {
+		log_debugcpp("si");  };
 
 
 	//Retrieving endpoint enumerator
@@ -44,58 +567,148 @@ void Overseer::initCOMLibrary(){
 								(void**)&deviceEnumerator)) )
 		{ log_debugcpp("si"); };
 
+	GUID tempGuid;
+	if(FAILED(CoCreateGuid(&tempGuid))) { log_debugcpp("Failed to obtain GUID: " ); };
+	//todo: wtf? why is it working? floats are ptrs...
+	this->guid = GUIDToNGuid(&tempGuid);
+
+	//if(FAILED(CoCreateInstance(__uuidof(CPolicyConfigClient),
+	//							   NULL, CLSCTX_ALL, __uuidof(IPolicyConfig10), (LPVOID *)&policyConfig))) {exit(-1);}
+	
+	//TODO: Release lpguid?
+	//TODO: Uninitialize COM
 }
 
-void Overseer::reloadEndpoints() {
+void Overseer::reloadEndpoints(Flows flow) {
 	IMMDeviceCollection *deviceCollection;
+	unsigned int numEndpoints;
+	EDataFlow MSflow = (flow == Flows::FLOW_PLAYBACK ? EDataFlow::eRender : EDataFlow::eCapture);
 	// | DEVICE_STATE_DISABLED | DEVICE_STATE_NOTPRESENT | DEVICE_STATE_UNPLUGGED
-	if(FAILED(deviceEnumerator->EnumAudioEndpoints(eRender, DEVICE_STATE_ACTIVE, &deviceCollection) ))
+	// NOTPRESENT shows a lot of garbage, unnamed devices.
+	if(FAILED(deviceEnumerator->EnumAudioEndpoints(MSflow, DEVICE_STATE_ACTIVE | DEVICE_STATE_DISABLED | DEVICE_STATE_NOTPRESENT | DEVICE_STATE_UNPLUGGED, &deviceCollection) ))
 		{ log_debugcpp("si");  };
 
+	/*
+	 * Counting them
+	 */
+		if(FAILED(deviceCollection->GetCount(&numEndpoints))) { log_debugcpp("si");};
+		if(numEndpoints == 0) { log_debugcpp("si");  };
 	
-	//Counting them
-	if(FAILED(deviceCollection->GetCount(&numPlaybackEndpoints))) { log_debugcpp("si");};
-	if(numPlaybackEndpoints == 0) { log_debugcpp("si");  };
-
-	
-	//Retrieving actual endpoints and storing them on their own class
-	for (unsigned int i = 0; i < numPlaybackEndpoints; i++){
+	/*
+	 * Retrieving actual endpoints and storing them on their own class
+	 */
 	IMMDevice *temp;
+	for (unsigned int i = 0; i < numEndpoints; i++){
 		if(deviceCollection->Item(i, &temp) != 0) { log_debugcpp("si"); };
-		Endpoint *endpoint = new Endpoint(temp);
+		Endpoint *endpoint = new Endpoint(temp, i);
+
+		if (flow == Flows::FLOW_PLAYBACK)
 			this->playbackDevices.push_back(endpoint);
-		//TODO: le porblemx	std::cout << "ola" << std::endl;
+		else
+			this->captureDevices.push_back(endpoint);
+		//TODO: le porblemx	std::cout + "ola" + std::endl;
 	}
 
 	deviceCollection->Release();
+
+	/*
+	 * Discerning default endpoints per role
+	 * order: console, multimedia, communications
+	 */
+	for(int i = 0; i < ERole_enum_count; i++){
+		ERole val;
+		switch(i) {
+		case 0:
+			val = eConsole;
+			break;
+		case 1:
+			val = eMultimedia;
+			break;
+		case 2:
+			val = eCommunications;
+			break;
+		}
+		deviceEnumerator->GetDefaultAudioEndpoint(MSflow, val, &temp);
+		LPWSTR id = nullptr;
+
+		if (flow == Flows::FLOW_PLAYBACK) {
+			for (unsigned int j = 0; j < numEndpoints; j++) {
+				std::wstring eptId = playbackDevices.at(j)->getId();
+				temp->GetId(&id);
+				int comparison = CompareStringEx(LOCALE_NAME_USER_DEFAULT, 0, eptId.c_str(), -987, id, -987, NULL, NULL, 0);
+				if (comparison - 2 == 0) {
+					log_wdebugcpp(L"ola defaul playback de "
+								  + std::to_wstring(i) + L" es " + id);
+					 playbackDevices.at(j)->assignRoles((Roles)(1 << i));
+				}
+			}
+		} else {
+			for (unsigned int j = 0; j < numEndpoints; j++){
+				std::wstring eptId = captureDevices.at(j)->getId();
+				temp->GetId(&id);
+				int comparison = CompareStringEx(LOCALE_NAME_USER_DEFAULT, 0, eptId.c_str(), -987, id, -987, NULL, NULL, 0);
+				if (comparison - 2 == 0) {
+					log_wdebugcpp(L"ola defaul capture de "
+								  + std::to_wstring(i) + L" es " + id);
+					captureDevices.at(j)->assignRoles((Roles)(1 << i));
+				}
+			}
+		}
+	}
 }
 
-Overseer::Overseer(){
+Endpoint* Overseer::addEndpoint(std::wstring endpointId, /* out */Flows* flow = nullptr) {
+	IMMDevice* newep;
+	if(FAILED(deviceEnumerator->GetDevice((LPCWSTR)endpointId.c_str(), &newep)))
+		log_debugcpp("ay caramba con la hot metida.");
+
+	Endpoint *endpoint = new Endpoint(newep);
+	
+	Flows getFlow = endpoint->getFlow();
+	if (getFlow == Flows::FLOW_PLAYBACK) {
+		endpoint->setIndex(osh->getPlaybackEndpointsCount());
+		this->playbackDevices.push_back(endpoint);
+	} else {
+		endpoint->setIndex(osh->getCaptureEndpointsCount());
+		this->captureDevices.push_back(endpoint);
+    }
+	if (flow != nullptr) *flow = getFlow;
+	return endpoint;
+}
+
+Overseer::Overseer() { //: epsc(deviceEnumerator, playbackDevices){
 	//Initializing COM library
+	log_debugcpp("Initializing Overseer");
 	initCOMLibrary();
 	
 	//Obtaining playback endpoint collection on this point in time
-	reloadEndpoints();
+	reloadEndpoints(Flows::FLOW_PLAYBACK);
+	//reloadEndpoints(Flows::FLOW_CAPTURE);
+
+	//Registering for endpoint information callback
+	this->epsc.fill(deviceEnumerator, playbackDevices, captureDevices);
+	if(FAILED(deviceEnumerator->RegisterEndpointNotificationCallback(((IMMNotificationClient*)&epsc)))) { log_debugcpp("when no enchufas......"); }
 }
 
-//Overseer::int getDefaultPlaybackEndpoint(Endpoint** defaultEndpoint){
-//if (FAILED(deviceEnumerator->GetDefaultAudioEndpoint(eRender, eConsole, &endpointPtr)))
-//	return 1;
-//return 0;
-//}
-
-//int Overseer::getDefaultCaptureEndpoint(Endpoint** defaultEndpoint);
+NGuid Overseer::getGuid() {	
+	return guid;
+}
  
 std::vector<Endpoint*> Overseer::getPlaybackEndpoints() {
 	return playbackDevices;
 }
 
-//Overseer::~Overseer(){
-	//	deviceEnumerator->Release();
-	//	for(unsigned long long i = 0; i < playbackDevices.size(); i++){
-		//delete(playbackDevices.at(i));
-		//}
-	//}
+std::vector<Endpoint*> Overseer::getCaptureEndpoints() {
+	return captureDevices;
+}
+
+Overseer::~Overseer(){
+	log_debugcpp("cum");
+	deviceEnumerator->Release();
+	for(unsigned long long i = 0; i < playbackDevices.size(); i++){
+		delete(playbackDevices.at(i));
+	}
+}
 
 //int Overseer::getCaptureEndpoints(std::vector<Endpoint*> *captureEndpoints);
 

src/back/backlasses.h

@@ -1,38 +1,105 @@
 #pragma once
-#define WIN32_LEAN_AND_MEAN
 
+#include "msinclude.h"
+#include "backsessionclasses.h"
 #include "global.h"
-#include <vector>
-#include <iostream>
+#include "contclasses.h"
 
-#include <Windows.h>
-#include <mmdeviceapi.h>
-#include <combaseapi.h>
-#include <initguid.h>
-#include <functiondiscoverykeys_devpkey.h>
-
-#include <endpointvolume.h>
-#include <audiopolicy.h>
-#include <audioclient.h>
-//#include <comdef.h>
-//#include <comip.h>
-#include <Winerror.h>
+class EndpointVolumeCallback;
+class Session;
 
 class Endpoint {
 	
  public:
-	Endpoint(IMMDevice* endpoint);
-	void setVolume(float volume);
-	float getVolume();
-	LPWSTR getName();
-	//~Endpoint();
+	Endpoint(IMMDevice* endpoint, uint64_t idx);
+	//todo: how to forward declare delegate constructors?
+	Endpoint(IMMDevice* endpoint) : Endpoint(endpoint, 0) {};
+	void reloadEndpointChannels();
+	uint64_t getIndex();
+	void setIndex(uint64_t idx);
+	void setVolume(NGuid guid, int channel, float volume);
+	uint32_t getChannelCount();
+	float getVolume(int channel);
+	void setMute(NGuid guid, bool muted);
+	bool getMute();
+	void setState(uint8_t state);
+	size_t getState();
+	Roles getRoles();
+	void setRoles(Roles role);
+	void assignRoles(Roles role);
+	void removeRoles(Roles role);
+	void setFlow();
+	Flows getFlow();
+	std::wstring getId();
+	std::wstring getName();
+	
+	void setVolumeCallback(EndpointVolumeCallback *epc);
+	void removeVolumeCallback(EndpointVolumeCallback *epc);
+
+	/*  sessions */
+	std::vector<Session*> getSessions();
+	size_t getSessionCount();
+	void addSession(Session* session);
+	void registerNewSessionNotification(EndpointNewSessionCallback* ensc);
+	void unregisterNewSessionNotification(EndpointNewSessionCallback* ensc);
+	
+	~Endpoint();
 	
  private:
+	void inline activateEndpointVolume();
+	void inline activateEndpointSessions();
+
+	std::vector<Session*> endpointSessions;
+	uint32_t channelCount = 0;
 	IMMDevice* endpoint;
-	IAudioEndpointVolume *endpointVolume ;
+	IAudioSessionManager2 *sessionManager;
+	Flows flow;
+	IAudioEndpointVolume *endpointVolume = nullptr;	
 	IPropertyStore *properties;
-	LPWSTR friendlyName;
-	//    LPWSTR endpointID = NULL;
+	std::wstring friendlyName;
+	std::wstring endpointId;
+	unsigned long endpointState;
+	Roles endpointRoles = (Roles)0;
+	uint64_t idx;
+	/* Not implemented in llvm-mingw. Sad!
+	 * IAudioMeterInformation *endpointPeakMeter = nullptr;
+	 */
+};
+
+class EndpointVolumeCallback : public IAudioEndpointVolumeCallback {
+ 	
+ public:
+	EndpointVolumeCallback(Endpoint* ep);
+	
+	ULONG AddRef();
+	ULONG Release();
+    HRESULT QueryInterface(REFIID riid, VOID **ppvInterface);
+	HRESULT OnNotify(PAUDIO_VOLUME_NOTIFICATION_DATA update);
+	//~EndpointVolumeCallback();
+
+ private:
+	ULONG ref = 1;
+	Endpoint* ep;
+};
+
+class EndpointSituationCallback : public IMMNotificationClient {
+ public:
+	//EndpointSituationCallback(IMMDeviceEnumerator *deviceEnumerator, std::vector<Endpoint*> playbackDevices);
+	ULONG AddRef();
+	ULONG Release();
+    HRESULT QueryInterface(REFIID riid, VOID **ppvInterface);
+	HRESULT OnDefaultDeviceChanged(EDataFlow flow, ERole role, LPCWSTR pwstrDeviceId);
+    HRESULT OnDeviceAdded(LPCWSTR pwstrDeviceId);
+    HRESULT OnDeviceRemoved(LPCWSTR pwstrDeviceId);
+    HRESULT OnDeviceStateChanged(LPCWSTR pwstrDeviceId, DWORD dwNewState);
+	HRESULT OnPropertyValueChanged(LPCWSTR pwstrDeviceId, const PROPERTYKEY key);
+
+	void fill(IMMDeviceEnumerator *deviceEnumerator, std::vector<Endpoint*> playbackDevices, std::vector<Endpoint*> captureDevices);
+ private:
+	ULONG ref = 1;
+	IMMDeviceEnumerator *deviceEnumerator;
+	std::vector<Endpoint*> playbackDevices;
+	std::vector<Endpoint*> captureDevices;
 };
 
 class Overseer {
@@ -40,21 +107,44 @@ class Overseer {
  public:
 	Overseer();
 	std::vector<Endpoint*> getPlaybackEndpoints();
-	void reloadEndpoints();
+	std::vector<Endpoint*> getCaptureEndpoints();
+	
+	void reloadEndpoints(Flows flow);
+	Endpoint* addEndpoint(std::wstring endpointId, /* out */ Flows* flow);
+	NGuid getGuid();
+	//void setEndpointStatusCallback();
+	//void setEndpointStatusCallback();
+	
 	//~Overseer();
 	//int getDefaultPlaybackEndpoint(Endpoint** defaultEndpoint);
 	//int getDefaultCaptureEndpoint(Endpoint** defaultEndpoint);
 	//int getCaptureEndpoints(std::vector<Endpoint*> *captureEndpoints);
 	//IMMDeviceEnumerator** setOrigin();
-	//~Overseer();
+	~Overseer();
 	
  private:
-	unsigned int numPlaybackEndpoints;
+	NGuid guid;
+	
 	IMMDeviceEnumerator *deviceEnumerator;
+	EndpointSituationCallback epsc;
+	//IPolicyConfig *policyConfig;
 	std::vector<Endpoint*> playbackDevices;
+	std::vector<Endpoint*> captureDevices;
 	void initCOMLibrary();
 	//IMMDeviceCollection *deviceCollection;
 	//int numCaptureEndpoints;
 	//std::vector<Endpoint*> *captureDevices;	
 };
 
+class EndpointNewSessionCallback : public IAudioSessionNotification {
+ public:
+	EndpointNewSessionCallback(EndpointHandler *eph);
+	ULONG AddRef();
+	ULONG Release();
+    HRESULT QueryInterface(REFIID riid, VOID **ppvInterface);
+	HRESULT OnSessionCreated(IAudioSessionControl *NewSession);
+	
+ private:
+	ULONG ref = 1;
+	EndpointHandler *eph;
+};

src/back/backsessionclasses.cpp

@@ -0,0 +1,282 @@
+#include "backsessionclasses.h"
+#include "backfuncs.h"
+
+SessionStateCallback::SessionStateCallback(SessionHandler *sh) {
+	this->sh = sh;
+}
+
+ULONG SessionStateCallback::AddRef() {
+	return InterlockedIncrement(&ref);
+}
+
+ULONG SessionStateCallback::Release() {
+	ULONG tempRef = InterlockedDecrement(&ref);
+	if (tempRef == 0) {
+		delete this;
+	}
+	return tempRef;
+}
+
+HRESULT SessionStateCallback::QueryInterface(REFIID riid, VOID **ppvInterface) {
+    if (IID_IUnknown == riid)
+    {
+        AddRef();
+        *ppvInterface = (IUnknown*)this;
+    }
+    else if (__uuidof(IAudioSessionNotification) == riid)
+    {
+        AddRef();
+        *ppvInterface = (IMMNotificationClient*)this;
+    }
+    else
+    {
+        *ppvInterface = NULL;
+        return E_NOINTERFACE;
+    }
+    return S_OK;
+}
+
+HRESULT SessionStateCallback::OnDisplayNameChanged(LPCWSTR NewDisplayName, LPCGUID EventContext) {
+    return S_OK;
+}
+
+HRESULT SessionStateCallback::OnIconPathChanged(LPCWSTR NewIconPath, LPCGUID EventContex) {
+    return S_OK;
+}
+
+HRESULT SessionStateCallback::OnSimpleVolumeChanged(float NewVolume, BOOL NewMute, LPCGUID EventContext) {
+	sh->getVolumeInfo()->muted = NewMute;
+	sh->getVolumeInfo()->mainVolume = NewVolume;
+	sh->getVolumeInfo()->caller = GUIDToNGuid((LPGUID)EventContext);
+    /*
+	 * if (NewMute)
+     * {
+     *     printf("MUTE\n");
+     * }
+     * else
+     * {
+     *     printf("Volume = %d percent\n",
+     *            (UINT32)(100*NewVolume + 0.5));
+     * }
+	 */
+    return S_OK;
+}
+
+HRESULT SessionStateCallback::OnChannelVolumeChanged(DWORD ChannelCount, float NewChannelVolumeArray[], DWORD ChangedChannel, LPCGUID EventContext) {
+    return S_OK;
+}
+
+HRESULT SessionStateCallback::OnGroupingParamChanged(LPCGUID NewGroupingParam, LPCGUID EventContext) {
+    return S_OK;
+}
+
+HRESULT SessionStateCallback::OnStateChanged(AudioSessionState NewState) {
+	SessionState newState;// = sh->getState();
+	switch (NewState) {
+     case AudioSessionStateActive:
+		 newState = SessionState::ACTIVE;
+		 break;
+     case AudioSessionStateInactive:
+		 newState = SessionState::INACTIVE;
+		 break;
+	 case AudioSessionStateExpired:
+		 newState = SessionState::EXPIRED;
+		 break;
+	}
+
+	sh->reviseSessionShowing(newState);
+    return S_OK;
+}
+
+HRESULT SessionStateCallback::OnSessionDisconnected(AudioSessionDisconnectReason DisconnectReason) {
+	sh->setState(SessionState::DISCONNECTED);
+	sh->reviseSessionShowing(SessionState::DISCONNECTED);
+    return S_OK;
+}
+
+Session::Session(Endpoint* ep, IAudioSessionControl2* sessionControl, size_t idx) {
+	this->ep = ep;
+	this->sessionControl = sessionControl;
+	this->idx = idx;
+
+	AudioSessionState msState;
+	sessionControl->GetState(&msState);
+	switch (msState) {
+		case AudioSessionState::AudioSessionStateActive:
+			this->sessionState = SessionState::ACTIVE;
+			break;
+		case AudioSessionState::AudioSessionStateInactive:
+			this->sessionState = SessionState::INACTIVE;
+			break;
+		case AudioSessionState::AudioSessionStateExpired:
+			this->sessionState = SessionState::EXPIRED;
+			break;
+	}
+
+	sessionControl->QueryInterface(__uuidof(ISimpleAudioVolume), (void**)&sessionVolume);
+	DWORD pid;
+	sessionControl->GetProcessId(&pid);
+	if (sessionControl->IsSystemSoundsSession() == S_OK)
+		this->sessionName = std::wstring(LSTRING_SYSTEM_SOUNDS);
+	else {
+		LPWSTR sessionDisplayName;
+		this->sessionControl->GetDisplayName(&sessionDisplayName);
+		if (!wcscmp(sessionDisplayName, L""))	
+		   	this->sessionName = this->fetchProcessName(pid);
+		else	
+			this->sessionName = std::wstring(sessionDisplayName);
+		CoTaskMemFree(sessionDisplayName);
+	}
+}
+
+float Session::getVolume(int channel){
+	float volume;
+	if (channel == AudioChannel::CHANNEL_MAIN) {
+		if(FAILED(sessionVolume->GetMasterVolume(&volume))) { /* log_debugcpp("si") */;}
+	} else {
+		return 0.0;
+		//if(FAILED(endpointVolume->GetChannelVolumeLevelScalar(channel, &volume))) { /* log_debugcpp("si"); */}
+	}
+	return volume;
+}
+
+/*
+ * uint32_t Endpoint::getChannelCount(){
+ * 	return (uint32_t)channelCount;
+ * }
+ */
+
+std::wstring Session::getName() {
+	return sessionName;
+}
+
+bool Session::getMute() {
+	BOOL mut;
+	if(FAILED(sessionVolume->GetMute(&mut))) { /* TIP: Below */ }
+	bool mute = (bool)mut;
+	return mute;
+}
+
+void Session::setVolume(NGuid guid, int channel, float volume) {
+	//TIP: There used to be log messages here. Now, it's a ghost town.
+	GUID tempMsGuid = NGuidToGUID(guid);
+	if (channel == AudioChannel::CHANNEL_MAIN) {
+		if(FAILED(sessionVolume->SetMasterVolume(volume, &tempMsGuid))) {};
+	} else {
+		//if(FAILED(sessionVolume->SetChannelVolumeLevelScalar(channel, volume, &tempMsGuid))) {};
+	}
+}
+
+void Session::setIndex(size_t idx) {
+	this->idx = idx;
+}
+
+void Session::setMute(NGuid guid, bool muted) {
+	GUID tempMsGuid = NGuidToGUID(guid);
+	if(FAILED(sessionVolume->SetMute(muted, &tempMsGuid))) { log_wdebugcpp(std::wstring(L"SessionVolume null?"));  };
+}
+
+std::wstring Session::fetchProcessName(DWORD pid) {
+	/*
+	 * https://learn.microsoft.com/en-us/windows/win32/api/tlhelp32/nf-tlhelp32-createtoolhelp32snapshot
+	 * https://stackoverflow.com/questions/11843368/how-to-get-process-description
+	 */
+	
+	/* Executable path retrieval  */
+	std::wstring exePath = L"";
+
+	HANDLE processList = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE | TH32CS_SNAPMODULE32, pid);
+	if (processList == INVALID_HANDLE_VALUE) {
+		log_wdebugcpp(L"aye no procname.");
+		return exePath;
+	}
+
+	MODULEENTRY32W me32w;
+    me32w.dwSize = sizeof(MODULEENTRY32W);
+    if(Module32FirstW(processList, &me32w)) {
+        do {
+			if (me32w.th32ProcessID == pid) {
+				exePath = std::wstring(me32w.szExePath);
+				break;
+				/*
+				 * However, if the calling process is a 32-bit process, you must call the
+				 * QueryFullProcessImageName function to retrieve the full path of the 
+				 * executable file for a 64-bit process.
+				 */
+			}
+        } while(Module32NextW(processList, &me32w));
+    }
+    CloseHandle(processList);
+
+	/* File description retrieval */
+	struct LANGANDCODEPAGE {
+        WORD wLanguage;
+        WORD wCodePage;
+    } *translationArray;
+	
+	DWORD filler;
+	DWORD fileVersionInfoSize = GetFileVersionInfoSizeW(exePath.c_str(), &filler);
+	if (!fileVersionInfoSize) return exePath;
+	
+	void* fileVersionInfo = malloc(fileVersionInfoSize);
+	if(!GetFileVersionInfoW(exePath.c_str(),0,fileVersionInfoSize, fileVersionInfo))
+		return exePath;
+
+	UINT translationArrayLen = 0;
+	if (!VerQueryValueW(fileVersionInfo, L"\\VarFileInfo\\Translation", (LPVOID*)&translationArray, &translationArrayLen))
+		return exePath;
+
+	bool match = false;
+	 for (UINT i = 0; i < (translationArrayLen / sizeof(LANGANDCODEPAGE)); i++) {
+        wchar_t fileDescriptionKey[256];
+		LANGID defaultUILanguage = GetUserDefaultUILanguage();
+        if (defaultUILanguage != translationArray[i].wLanguage)
+			continue;
+
+		match = true;
+        wchar_t* fileDescription = NULL;
+        UINT fileDescriptionSize = 0;
+		 swprintf(fileDescriptionKey, L"\\StringFileInfo\\%04x%04x\\FileDescription",
+            translationArray[i].wLanguage, translationArray[i].wCodePage);
+        if (VerQueryValueW(fileVersionInfo, fileDescriptionKey, (LPVOID*)&fileDescription, &fileDescriptionSize)) {
+            exePath = std::wstring(fileDescription);
+        }
+    }
+
+	 if (!match && 1 <= (translationArrayLen / sizeof(LANGANDCODEPAGE))) {
+		  wchar_t fileDescriptionKey[256];
+
+wchar_t* fileDescription = NULL;
+        UINT fileDescriptionSize = 0;
+		 swprintf(fileDescriptionKey, L"\\StringFileInfo\\%04x%04x\\FileDescription",
+            translationArray[0].wLanguage, translationArray[0].wCodePage);
+        if (VerQueryValueW(fileVersionInfo, fileDescriptionKey, (LPVOID*)&fileDescription, &fileDescriptionSize)) {
+            exePath = std::wstring(fileDescription);
+        }
+	 }
+
+    free(fileVersionInfo);
+	return exePath;
+}
+
+//todo: conflicting names. change callback name
+void Session::setState(SessionState state) {
+	sessionState = state;
+}
+
+SessionState Session::getState() {
+	return sessionState;
+}
+
+void Session::setStateCallback(SessionStateCallback *ssc){
+	sessionControl->RegisterAudioSessionNotification((IAudioSessionEvents*) ssc);
+}
+
+void Session::removeStateCallback(SessionStateCallback *ssc){
+	sessionControl->UnregisterAudioSessionNotification((IAudioSessionEvents*) ssc);
+}
+
+Session::~Session() {
+	sessionControl->Release();
+	sessionVolume->Release();
+}

src/back/backsessionclasses.h

@@ -0,0 +1,57 @@
+#pragma once
+#include "msinclude.h"
+
+#include "global.h"
+#include "contclasses.h"
+
+class Endpoint;
+
+class SessionStateCallback : public IAudioSessionEvents {
+ public:
+	SessionStateCallback(SessionHandler *sh);
+	ULONG AddRef();
+	ULONG Release();
+    HRESULT QueryInterface(REFIID riid, VOID **ppvInterface);
+	HRESULT OnSessionCreated(IAudioSessionControl *NewSession);
+	HRESULT OnChannelVolumeChanged(DWORD ChannelCount, float NewChannelVolumeArray[], DWORD ChangedChannel, LPCGUID  EventContext);
+	HRESULT OnDisplayNameChanged(LPCWSTR NewDisplayName, LPCGUID EventContext);
+	HRESULT OnGroupingParamChanged( LPCGUID NewGroupingParam, LPCGUID EventContext);
+	HRESULT OnIconPathChanged(LPCWSTR NewIconPath, LPCGUID EventContext);
+	HRESULT OnSessionDisconnected(AudioSessionDisconnectReason DisconnectReason);
+	HRESULT OnSimpleVolumeChanged(float NewVolume, BOOL NewMute, LPCGUID EventContext);
+	HRESULT OnStateChanged(AudioSessionState NewState);
+
+ private:
+	ULONG ref = 1;
+	SessionHandler *sh;
+};
+
+class Session {
+	
+ public:
+	Session(Endpoint* ep, IAudioSessionControl2* sessionControl, size_t idx);
+	Session(Endpoint* ep, IAudioSessionControl2* sessionControl) : Session(ep, sessionControl, SIZE_MAX) {};
+	void setVolume(NGuid guid, int channel, float volume);
+	float getVolume(int channel);
+	void setMute(NGuid guid, bool muted);
+	bool getMute();
+	SessionState getState();
+	void setState(SessionState state);
+	void setIndex(size_t idx);
+	std::wstring getName();
+
+	void setStateCallback(SessionStateCallback *ssc);
+	void removeStateCallback(SessionStateCallback *ssc);
+	~Session();
+	//uint32_t getChannelCount();
+	
+ private:
+	std::wstring fetchProcessName(DWORD pid);
+	std::wstring sessionName;
+	SessionState sessionState;
+	Endpoint* ep;
+	IAudioSessionControl2* sessionControl = nullptr;
+	ISimpleAudioVolume* sessionVolume = nullptr;
+	size_t idx;
+};
+

src/back/ipolicyconfig.h

@@ -0,0 +1,192 @@
+// ----------------------------------------------------------------------------
+// PolicyConfig.h
+// Undocumented COM-interface IPolicyConfig.
+// Use for set default audio render endpoint
+// @author EreTIk
+// ----------------------------------------------------------------------------
+
+
+#pragma once
+
+
+interface DECLSPEC_UUID("CA286FC3-91FD-42C3-8E9B-CAAFA66242E3")
+IPolicyConfig10;
+
+interface DECLSPEC_UUID("00000000-0000-0000-C000-000000000046")
+IPolicyConfig10_1;
+
+interface DECLSPEC_UUID("F8679F50-850A-41CF-9C72-430F290290C8")
+IPolicyConfig7;
+
+/* interface DECLSPEC_UUID("568B9108-44BF-40B4-9006-86AFE5B5A620") */
+/* IPolicyConfigVista; */
+
+interface DECLSPEC_UUID("f8679f50-850a-41cf-9c72-430f290290c8")
+IPolicyConfig;
+class DECLSPEC_UUID("870af99c-171d-4f9e-af0d-e63df40c2bc9")
+CPolicyConfigClient;
+// ----------------------------------------------------------------------------
+// class CPolicyConfigClient
+// {870af99c-171d-4f9e-af0d-e63df40c2bc9}
+//
+// interface IPolicyConfig
+// {f8679f50-850a-41cf-9c72-430f290290c8}
+//
+// Query interface:
+// CComPtr<IPolicyConfig> PolicyConfig;
+// PolicyConfig.CoCreateInstance(__uuidof(CPolicyConfigClient));
+//
+// @compatible: Windows 7 and Later
+// ----------------------------------------------------------------------------
+interface IPolicyConfig : public IUnknown
+{
+public:
+
+	virtual HRESULT GetMixFormat(
+		PCWSTR,
+		WAVEFORMATEX **
+	);
+
+	virtual HRESULT STDMETHODCALLTYPE GetDeviceFormat(
+		PCWSTR,
+		INT,
+		WAVEFORMATEX **
+	);
+
+	virtual HRESULT STDMETHODCALLTYPE ResetDeviceFormat(
+		PCWSTR
+	);
+
+	virtual HRESULT STDMETHODCALLTYPE SetDeviceFormat(
+		PCWSTR,
+		WAVEFORMATEX *,
+		WAVEFORMATEX *
+	);
+
+	virtual HRESULT STDMETHODCALLTYPE GetProcessingPeriod(
+		PCWSTR,
+		INT,
+		PINT64,
+		PINT64
+	);
+
+	virtual HRESULT STDMETHODCALLTYPE SetProcessingPeriod(
+		PCWSTR,
+		PINT64
+	);
+
+	virtual HRESULT STDMETHODCALLTYPE GetShareMode(
+		PCWSTR,
+		struct DeviceShareMode *
+	);
+
+	virtual HRESULT STDMETHODCALLTYPE SetShareMode(
+		PCWSTR,
+		struct DeviceShareMode *
+	);
+
+	virtual HRESULT STDMETHODCALLTYPE GetPropertyValue(
+		PCWSTR,
+		const PROPERTYKEY &,
+		PROPVARIANT *
+	);
+
+	virtual HRESULT STDMETHODCALLTYPE SetPropertyValue(
+		PCWSTR,
+		const PROPERTYKEY &,
+		PROPVARIANT *
+	);
+
+	virtual HRESULT STDMETHODCALLTYPE SetDefaultEndpoint(
+		PCWSTR wszDeviceId,
+		ERole eRole
+	);
+
+	virtual HRESULT STDMETHODCALLTYPE SetEndpointVisibility(
+		PCWSTR,
+		INT
+	);
+};
+
+/* interface DECLSPEC_UUID("568b9108-44bf-40b4-9006-86afe5b5a620") */
+/* IPolicyConfigVista; */
+/* class DECLSPEC_UUID("294935CE-F637-4E7C-A41B-AB255460B862") */
+/* CPolicyConfigVistaClient; */
+/* // ---------------------------------------------------------------------------- */
+/* // class CPolicyConfigVistaClient */
+/* // {294935CE-F637-4E7C-A41B-AB255460B862} */
+/* // */
+/* // interface IPolicyConfigVista */
+/* // {568b9108-44bf-40b4-9006-86afe5b5a620} */
+/* // */
+/* // Query interface: */
+/* // CComPtr<IPolicyConfigVista> PolicyConfig; */
+/* // PolicyConfig.CoCreateInstance(__uuidof(CPolicyConfigVistaClient)); */
+/* // */
+/* // @compatible: Windows Vista and Later */
+/* // ---------------------------------------------------------------------------- */
+/* interface IPolicyConfigVista : public IUnknown */
+/* { */
+/* public: */
+
+/* 	virtual HRESULT GetMixFormat( */
+/* 		PCWSTR, */
+/* 		WAVEFORMATEX ** */
+/* 	);  // not available on Windows 7, use method from IPolicyConfig */
+
+/* 	virtual HRESULT STDMETHODCALLTYPE GetDeviceFormat( */
+/* 		PCWSTR, */
+/* 		INT, */
+/* 		WAVEFORMATEX ** */
+/* 	); */
+
+/* 	virtual HRESULT STDMETHODCALLTYPE SetDeviceFormat( */
+/* 		PCWSTR, */
+/* 		WAVEFORMATEX *, */
+/* 		WAVEFORMATEX * */
+/* 	); */
+
+/* 	virtual HRESULT STDMETHODCALLTYPE GetProcessingPeriod( */
+/* 		PCWSTR, */
+/* 		INT, */
+/* 		PINT64, */
+/* 		PINT64 */
+/* 	);  // not available on Windows 7, use method from IPolicyConfig */
+
+/* 	virtual HRESULT STDMETHODCALLTYPE SetProcessingPeriod( */
+/* 		PCWSTR, */
+/* 		PINT64 */
+/* 	);  // not available on Windows 7, use method from IPolicyConfig */
+
+/* 	virtual HRESULT STDMETHODCALLTYPE GetShareMode( */
+/* 		PCWSTR, */
+/* 		struct DeviceShareMode * */
+/* 	);  // not available on Windows 7, use method from IPolicyConfig */
+
+/* 	virtual HRESULT STDMETHODCALLTYPE SetShareMode( */
+/* 		PCWSTR, */
+/* 		struct DeviceShareMode * */
+/* 	);  // not available on Windows 7, use method from IPolicyConfig */
+
+/* 	virtual HRESULT STDMETHODCALLTYPE GetPropertyValue( */
+/* 		PCWSTR, */
+/* 		const PROPERTYKEY &, */
+/* 		PROPVARIANT * */
+/* 	); */
+
+/* 	virtual HRESULT STDMETHODCALLTYPE SetPropertyValue( */
+/* 		PCWSTR, */
+/* 		const PROPERTYKEY &, */
+/* 		PROPVARIANT * */
+/* 	); */
+
+/* 	virtual HRESULT STDMETHODCALLTYPE SetDefaultEndpoint( */
+/* 		__in PCWSTR wszDeviceId, */
+/* 		__in ERole eRole */
+/* 	); */
+
+/* 	virtual HRESULT STDMETHODCALLTYPE SetEndpointVisibility( */
+/* 		PCWSTR, */
+/* 		INT */
+/* 	);  // not available on Windows 7, use method from IPolicyConfig */
+/* }; */

src/back/msinclude.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#define _WIN32_WINNT 0x0A00
+#include <sdkddkver.h>
+
+//done by qt by def #define UNICODE
+
+#include <Windows.h>
+#include <processthreadsapi.h>
+#include <mmdeviceapi.h>
+#include <combaseapi.h>
+#include <initguid.h>
+#include <Propidl.h>
+#include <functiondiscoverykeys_devpkey.h>
+//#include <debugapi.h>
+
+#include <endpointvolume.h>
+#include <audiopolicy.h>
+#include <audioclient.h>
+//#include <comdef.h>
+//#include <comip.h>
+#include <Winerror.h>
+#include <stringapiset.h>
+#include "ipolicyconfig.h"
+#include <Mmreg.h>
+#include <tlhelp32.h>

src/cont/contclasses.cpp

@@ -1,36 +1,337 @@
+#include "backlasses.h"
 #include "contclasses.h"
+//TODO: pragma once
 
-Overseer OverseerHandler::os;
+EndpointHandler::EndpointHandler(uint64_t idx, Flows flow) {
+	//std::vector<Endpoint*> endpoints = osh->getPlaybackEndpoints().at(idx);
+	this->idx = idx;
+	this->flow = flow;
+	this->ep = (flow == Flows::FLOW_PLAYBACK ? osh->getPlaybackEndpoints().at(idx) : osh->getCaptureEndpoints().at(idx));
 		
-EndpointHandler::EndpointHandler(Endpoint *ept, QObject *parent) : QObject(parent) {
-	this->ept = ept;
-	eptName = QString::fromStdWString(ept->getName()); 
+	epc = new EndpointVolumeCallback(ep);
+	ensc = new EndpointNewSessionCallback(this);
+	this->callbackInfo.caller = osh->getGuid();
+	ep->registerNewSessionNotification(ensc);
+	//epName = ep->getName();
+	this->setBackEndpointVolumeCallbackInfoContent(this->getState()); 
+	osh->pushBackEndpointHandler(this, flow);
+	
+	 if (this->flow == Flows::FLOW_PLAYBACK) {
+	 	for (int i = 0; i < this->getSessionCount(); i++) {
+	  		SessionHandler* sessionHandler = new SessionHandler(this, this->getSessions().at(i),i);
+			sessionHandlers.push_back(sessionHandler);
+	  	}
+	  } 
 }
 
-void EndpointHandler::setValue(int value){
-	ept->setVolume((float)value / 100);
+void OverseerHandler::pushBackEndpointHandler(EndpointHandler* eph, Flows flow) {
+	if (eph == nullptr) return;
+	if (flow == Flows::FLOW_PLAYBACK)
+		this->playbackEndpointHandlers.push_back(eph);
+	else
+		this->captureEndpointHandlers.push_back(eph);
+	return;
 }
 
-QString EndpointHandler::getName(){
-	return eptName;
+void EndpointHandler::setFrontVisibilityInfo(EndpointState state, uint64_t frontIdx){
+	ephfv.visibility = state;
+	ephfv.frontIdx = frontIdx;
 }
 
-float EndpointHandler::getVolume(){
-	return ept->getVolume();
+uint64_t EndpointHandler::getFrontVisibilityIndex(){
+	return ephfv.frontIdx;
 }
 
-Overseer OverseerHandler::getOverseer(){
-	return os;
+EndpointState EndpointHandler::getFrontVisibilityState(){
+	return ephfv.visibility;
 }
 
-OverseerHandler::OverseerHandler(QObject *parent) : QObject(parent) {
-	
+Flows EndpointHandler::getFlow(){
+	return ep->getFlow();
 }
 
-std::vector<EndpointHandler*>* OverseerHandler::getEndpointHandlers(){
-	return endpointHandlers;
+/* 	these two, currently unused. If I use them, I should feel bad.
+ * Endpoint* EndpointHandler::getEndpoint() {
+ * 	return this->ep;
+ * }
+ * 
+ * EndpointVolumeCallback* EndpointHandler::getEndpointVolumeCallback() {
+ * 	return this->epc;
+ * }
+ */
+
+BackEndpointVolumeCallbackInfo* EndpointHandler::getCallbackInfo(){
+	return &this->callbackInfo;
 }
 
-void OverseerHandler::setEndpointHandlers(std::vector<EndpointHandler*> *ephs){
-	this->endpointHandlers = ephs;
+uint32_t EndpointHandler::getChannelCount(){
+	return ep->getChannelCount();
+}
+
+void EndpointHandler::setIndex(uint64_t idx){
+	this->idx = idx;
+}
+
+uint64_t EndpointHandler::getIndex(){
+	return idx;
+}
+
+/*
+ * -1 for master volume
+ */
+void EndpointHandler::setVolume(NGuid guid, int channel, int value){
+	if (channel == AudioChannel::CHANNEL_MAIN)
+		ep->setVolume(guid, channel, (float)value / 100);
+	else ep->setVolume(guid, channel, (float)value / 100);
+}
+
+void EndpointHandler::setMute(NGuid guid, bool muted){
+	ep->setMute(guid, muted);
+}
+
+std::wstring EndpointHandler::getName(){
+	return ep->getName();
+}
+
+std::wstring EndpointHandler::getId(){
+	return ep->getId();
+}
+
+float EndpointHandler::getVolume(int channel){
+    return ep->getVolume(channel);
+}
+
+bool EndpointHandler::getMute(){
+    return ep->getMute();
+}
+
+size_t EndpointHandler::getState(){
+	return ep->getState();
+}
+
+void EndpointHandler::setBackEndpointVolumeCallbackInfoContent(uint8_t state) {
+	if(state == EndpointState::ENDPOINT_ACTIVE) {
+		callbackInfo.muted = this->getMute();
+		callbackInfo.mainVolume = this->getVolume(AudioChannel::CHANNEL_MAIN);
+		callbackInfo.channels = this->getChannelCount();
+		ep->setVolumeCallback(epc);
+		callbackInfo.channelVolumes.resize(this->callbackInfo.channels);
+		for(uint32_t i = 0; i < this->getChannelCount(); i++){
+			callbackInfo.channelVolumes.at(i) = this->getVolume(i);
+		}
+	}
+}	
+
+void EndpointHandler::setState(uint8_t state){
+	ep->setState(state);
+	this->setBackEndpointVolumeCallbackInfoContent(state);
+}
+
+void EndpointHandler::setState(uint8_t state, uint64_t index){
+	ep->setState(state);
+	this->setFrontVisibilityInfo((EndpointState)state, index);	
+	this->setBackEndpointVolumeCallbackInfoContent(state);
+}
+
+uint8_t EndpointHandler::getRoles(){
+	return ep->getRoles();
+}
+
+void EndpointHandler::setRoles(Roles newRole){
+	ep->setRoles(newRole);
+}
+
+void EndpointHandler::assignRoles(Roles newRole){
+	ep->assignRoles(newRole);
+}
+
+void EndpointHandler::removeRoles(Roles newRole){
+	ep->removeRoles(newRole);
+}
+
+void EndpointHandler::setAddSessionWidgetFunction(std::function<void(SessionHandler*)> addSessionWidget) {
+	this->addSessionWidget = addSessionWidget;
+}
+
+void EndpointHandler::setRemoveSessionWidgetFunction(std::function<void(SessionHandler*)> removeSessionWidget) {
+	this->removeSessionWidget = removeSessionWidget;
+}
+
+/*  sessions  */
+size_t EndpointHandler::getSessionCount() {
+	return ep->getSessionCount();
+}
+
+std::vector<Session*> EndpointHandler::getSessions(){
+	return ep->getSessions();
+}
+
+std::vector<SessionHandler*> EndpointHandler::getSessionHandlers(){
+	return this->sessionHandlers;
+}
+
+Endpoint* EndpointHandler::getEndpoint() {
+	return this->ep;
+}
+
+void EndpointHandler::addSessionSendFront(Session* session) {
+	ep->addSession(session);
+
+  	SessionHandler* sessionHandler = new SessionHandler(this, session, (getSessionCount() - 1));
+	sessionHandlers.push_back(sessionHandler);
+	this->addSessionWidget(sessionHandler);
+}
+
+void EndpointHandler::sendSessionToFront(SessionHandler* sh) {
+	this->addSessionWidget(sh);
+}
+
+void EndpointHandler::removeSessionFromFront(SessionHandler* sh) {
+	this->removeSessionWidget(sh);
+}
+
+EndpointHandler::~EndpointHandler() {
+	ep->removeVolumeCallback(epc);
+	ep->unregisterNewSessionNotification(ensc);
+	epc->Release();
+	delete ep;
+}
+
+OverseerHandler::OverseerHandler() {
+	this->os = new Overseer();
+}
+
+std::vector<Endpoint*> OverseerHandler::getPlaybackEndpoints() {
+	return this->os->getPlaybackEndpoints();
+}
+
+std::vector<Endpoint*> OverseerHandler::getCaptureEndpoints() {
+	return this->os->getCaptureEndpoints();
+}
+
+std::vector<EndpointHandler*> OverseerHandler::getPlaybackEndpointHandlers(){
+	return playbackEndpointHandlers;
+}
+
+std::vector<EndpointHandler*> OverseerHandler::getCaptureEndpointHandlers(){
+	return captureEndpointHandlers;
+}
+
+uint64_t OverseerHandler::getPlaybackEndpointsCount(){
+	return this->os->getPlaybackEndpoints().size();
+}
+
+uint64_t OverseerHandler::getCaptureEndpointsCount(){
+	return this->os->getCaptureEndpoints().size();
+}
+
+void OverseerHandler::reloadEndpointHandlers(){
+	//todo: add capture
+	
+	//std::vector<EndpointHandler*>* ephs = new std::vector<EndpointHandler*>;
+	log_debugcpp("Playback VSize: " + std::to_string(this->getPlaybackEndpointsCount()));
+	
+	for(uint64_t i = 0; i < this->getPlaybackEndpointsCount(); i++){
+		log_debugcpp("Creating Playback handler " + std::to_string(i));
+				
+		EndpointHandler* ephexx = new EndpointHandler(i, Flows::FLOW_PLAYBACK);
+		//this->playbackEndpointHandlers.push_back(ephexx);
+		log_debugcpp("Created Playback  handler " + std::to_string(i) + ", adding to vector. " + " VSize: " + std::to_string(this->playbackEndpointHandlers.size()));
+		
+	}
+
+	log_debugcpp("Capture VSize: " +
+				 std::to_string(this->getCaptureEndpointsCount()));
+	
+	for(uint64_t i = 0; i < this->getCaptureEndpointsCount(); i++){
+		log_debugcpp("Creating Capture handler " + std::to_string(i));
+		
+		/*
+		 * if(i < (this->captureEndpointHandlers.size()) && 
+		 *    this->captureEndpointHandlers.at(i) != nullptr)
+		 * 	delete captureEndpointHandlers.at(i);
+		 */
+		
+		EndpointHandler* ephoo = new EndpointHandler(i, Flows::FLOW_CAPTURE);		
+		//this->captureEndpointHandlers.push_back(ephoo);
+		log_debugcpp("Created Capture handler " + std::to_string(i) + ", adding to vector. " + " VSize: " + std::to_string(this->captureEndpointHandlers.size()));
+
+		/*
+		 * if (i >= this->captureEndpointHandlers.size())
+		 * 	captureEndpointHandlers.push_back(eph);
+		 * else captureEndpointHandlers.at(i) = eph;
+		 */
+	}
+	//setEndpointHandlers(ephs);
+}
+
+EndpointHandler* OverseerHandler::addEndpoint(std::wstring endpointId, /* out */ Flows *flow = nullptr){
+	Flows localFlow;
+	Endpoint* newEp = this->os->addEndpoint(endpointId, &localFlow);
+
+	uint64_t ephIdx = (localFlow == Flows::FLOW_PLAYBACK ? this->getPlaybackEndpointsCount() : this->getCaptureEndpointsCount()) - 1;
+
+	EndpointHandler* newEph = new EndpointHandler(ephIdx, localFlow);
+	//	std::vector<EndpointHandler*> getPlaybackEndpointHandlers();
+	//std::vector<EndpointHandler*> getCaptureEndpointHandlers();
+	if (flow != nullptr) *flow = localFlow;
+	return newEph;
+}
+
+NGuid OverseerHandler::getGuid() {
+	return this->os->getGuid();
+}
+
+void OverseerHandler::setChangeFrontDefaultsFunction(std::function<void(Roles, std::wstring)> changeFrontDefaults){
+	this->changeFrontDefaults = changeFrontDefaults;
+}
+
+void OverseerHandler::changeFrontDefaultsCallback(Roles role, std::wstring endpointId) {
+	this->changeFrontDefaults(role, endpointId);
+}
+
+void OverseerHandler::reviseEndpointShowing(std::wstring endpointId, EndpointState state) {
+	std::vector<EndpointHandler*> allHandlers;
+	allHandlers.insert(allHandlers.end(), this->captureEndpointHandlers.begin(), this->captureEndpointHandlers.end());
+	allHandlers.insert(allHandlers.end(), this->playbackEndpointHandlers.begin(), this->playbackEndpointHandlers.end());
+	EndpointHandler* eph = nullptr;
+	for (auto loopEph : allHandlers) {
+		if (loopEph->getId() == endpointId) {
+			eph = loopEph;
+			break;
+		}
+	}
+
+	//debug
+	Flows flow; 
+	if (!eph) {
+		if (state ^ EndpointState::ENDPOINT_ACTIVE) return;
+		//return;
+		//flow = Flows::FLOW_CAPTURE;
+		eph = osh->addEndpoint(endpointId, &flow);
+	} else
+		flow = eph->getFlow();
+
+	//todo: mic done but disabled. Tab-kun will come...
+	if (flow == Flows::FLOW_CAPTURE) return;
+
+
+	if(eph && EndpointState::ENDPOINT_ACTIVE & state) {
+		this->addEndpointWidget(eph);
+	} else if (eph && eph->getFrontVisibilityState() == EndpointState::ENDPOINT_ACTIVE){
+		this->removeEndpointWidget(eph->getFrontVisibilityIndex());
+	}
+	return;
+}
+
+void OverseerHandler::setAddEndpointWidgetFunction(std::function<void(EndpointHandler*)> addEndpointWidget){
+	this->addEndpointWidget = addEndpointWidget;
+}
+
+void OverseerHandler::setRemoveEndpointWidgetFunction(std::function<void(uint64_t)> removeEndpointWidget){
+	this->removeEndpointWidget = removeEndpointWidget;
+}
+
+void OverseerHandler::setEndpointHandlers(std::vector<EndpointHandler*> ephs){
+	this->playbackEndpointHandlers = ephs;
 }

src/cont/contclasses.h

@@ -1,49 +1,138 @@
 #pragma once
-#include <QObject>
+
 #include "global.h"
-#include "backlasses.h"
-
-
-class EndpointHandler : public QObject {
-	Q_OBJECT
-
-public:
-	EndpointHandler(Endpoint *ept, QObject *parent = nullptr);
-	QString getName();
-	float getVolume();
-
-private:
-	Endpoint *ept;
-	QString eptName;
-	//QSlider *slidy;
-
-public slots:
-	void setValue(int value);
-	
-
-//signals: 
+#include "contsessionclasses.h"
+//#define invoke_mem_fn(object,ptrToMember)  ((object).*(ptrToMember))
+//#define pinvoke_mem_fn(object,ptrToMember)  ((object)->*(ptrToMember))
 
+class EndpointWidget; 
+class Endpoint;
+class EndpointVolumeCallback;
+class Overseer;
+class SessionHandler;
+class EndpointNewSessionCallback;
 
+struct BackEndpointVolumeCallbackInfo {
+	NGuid caller;
+	bool  muted;
+	float mainVolume;
+	size_t  channels;
+	std::vector<float> channelVolumes;
 };
 
-
-class OverseerHandler : public QObject {
-	Q_OBJECT
+class EndpointHandler {
 	
 public:
-	OverseerHandler(QObject *parent = nullptr);
-	void setEndpointHandlers(std::vector<EndpointHandler*> *ephs);
-	std::vector<EndpointHandler*>* getEndpointHandlers();
-	static Overseer getOverseer();
+	EndpointHandler(uint64_t idx, Flows flow);
+	void setBackEndpointVolumeCallbackInfoContent(uint8_t state);
+
+	//these two, currently unused. If I use them, I should feel bad.
+	//EndpointVolumeCallback* getEndpointVolumeCallback();
+	//Endpoint* getEndpoint();
+	
+	//std::wstring epName;
+	BackEndpointVolumeCallbackInfo* getCallbackInfo();
+	uint32_t getChannelCount();
+	
+	void setIndex(uint64_t idx);
+	uint64_t getIndex();
+	void setVolume(int channel, float volume);
+	
+	std::wstring getName();
+	std::wstring getId();
+
+	void setFrontVisibilityInfo(EndpointState state, uint64_t frontIdx);
+	uint64_t getFrontVisibilityIndex();
+	EndpointState getFrontVisibilityState();
+
+	Flows getFlow();
+	float getVolume(int channel);
+	bool getMute();
+	size_t getState();
+	uint8_t getRoles();
+	void setRoles(Roles newRole);
+	void assignRoles(Roles newRole);
+	void removeRoles(Roles newRole);
+	
+	void setVolume(NGuid guid, int channel, int value);
+	void setMute(NGuid guid, bool muted);
+	void setState(uint8_t state);
+	void setState(uint8_t state, uint64_t idx);
+
+	/* sessions */
+	size_t getSessionCount();
+	std::vector<SessionHandler*> getSessionHandlers();
+	void createNewSession();
+	Endpoint* getEndpoint();
+
+	/*Session*/
+	void addSessionSendFront(Session* session);
+	void setAddSessionWidgetFunction(std::function<void(SessionHandler*)> addSessionWidget);
+	void setRemoveSessionWidgetFunction(std::function<void(SessionHandler*)> removeSessionWidget);
+	void sendSessionToFront(SessionHandler* sh);
+	void removeSessionFromFront(SessionHandler* sh);
+	
+	~EndpointHandler();
+private:
+	std::vector<Session*> getSessions();	
+
+	uint64_t idx;
+	Endpoint *ep = nullptr;
+	EndpointVolumeCallback *epc = nullptr;
+	Flows flow;
+	BackEndpointVolumeCallbackInfo callbackInfo;
+	struct EndpointHandlerFrontVisibility {
+		EndpointState visibility = EndpointState::ENDPOINT_ALL;
+		uint64_t frontIdx = INT_MAX;	
+	};
+	EndpointHandlerFrontVisibility ephfv;
+	EndpointNewSessionCallback* ensc;
+	std::vector<SessionHandler*> sessionHandlers;
+	std::function<void(SessionHandler*)> addSessionWidget;
+	std::function<void(SessionHandler*)> removeSessionWidget;
+    //QSlider *slidy;
+};
+
+class OverseerHandler {
+
+public:
+	OverseerHandler();
+	void setChangeFrontDefaultsFunction(std::function<void(Roles, std::wstring)> changeFrontDefaults);
+	void changeFrontDefaultsCallback(Roles role, std::wstring endpointId);
+
+	//void setReviseEndpointShowingFunction(std::function<void(std::wstring, EndpointState)> reviseEndpointShowing);
+	void reviseEndpointShowing(std::wstring endpointId, EndpointState state);
+	void setRemoveEndpointWidgetFunction(std::function<void(uint64_t)> removeEndpointWidget);
+	void setAddEndpointWidgetFunction(std::function<void(EndpointHandler*)> addEndpointWidget);
+	
+	void setEndpointHandlers(std::vector<EndpointHandler*> ephs);
+	std::vector<EndpointHandler*> getPlaybackEndpointHandlers();
+	std::vector<EndpointHandler*> getCaptureEndpointHandlers();
+	std::vector<Endpoint*> getPlaybackEndpoints();
+	std::vector<Endpoint*> getCaptureEndpoints();
+	void pushBackEndpointHandler(EndpointHandler* eph, Flows flow);
+	uint64_t getPlaybackEndpointsCount();
+	uint64_t getCaptureEndpointsCount();
+	void reloadEndpointHandlers();
+	EndpointHandler* addEndpoint(std::wstring endpointId, Flows *flow); 
+	NGuid getGuid();
+
+	/*
+	 * void setSessionVolumeCallback(std::function<void(float)> changeSessionVolume);
+	 * void setSessionVolume(float newValue, ); 
+	 */
 	
 private:
-    static Overseer os;
-	std::vector<EndpointHandler*> *endpointHandlers;
-	//QSlider *slidy;
-
-	//public slots:
-	//void setValue(int value);
-
+    Overseer *os;
+	std::vector<EndpointHandler*> playbackEndpointHandlers;
+	std::vector<EndpointHandler*> captureEndpointHandlers;
+	std::function<void(Roles, std::wstring /* endpointid */)> changeFrontDefaults;
+	std::function<void(uint64_t /* epw id */)> removeEndpointWidget;
+	std::function<void(EndpointHandler*)> addEndpointWidget;
 
+	/* Session's */
+	std::function<void(float)> changeSessionVolume;
+	//std::function<void(uint64_t /* device */, uint32_t /* channel */, float /* value */)> updateFrontVolumeCallback;
+	//std::function<void(uint64_t /* device */, bool /* mute */)> updateFrontMuteCallback;
 	
 };

src/cont/contsessionclasses.cpp

@@ -0,0 +1,79 @@
+#include "contsessionclasses.h"
+#include "backsessionclasses.h"
+
+SessionHandler::SessionHandler(EndpointHandler* eph, Session* session, size_t idx) {
+	this->eph = eph;
+	this->idx = idx;
+	this->session = session;
+
+	this->svi.mainVolume = session->getVolume(AudioChannel::CHANNEL_MAIN);
+	this->svi.muted = session->getMute();
+	this->svi.caller = osh->getGuid();
+	
+	ssc = new SessionStateCallback(this);
+	this->session->setStateCallback(ssc);
+}
+
+void SessionHandler::setVolume(NGuid guid, int channel, int value){
+	if (channel == AudioChannel::CHANNEL_MAIN)
+		session->setVolume(guid, channel, (float)value / 100);
+	else session->setVolume(guid, channel, (float)value / 100);
+}
+
+float SessionHandler::getVolume(int channel){
+    return session->getVolume(channel);
+}
+
+void SessionHandler::setMute(NGuid guid, bool muted){
+	session->setMute(guid, muted);
+}
+
+std::wstring SessionHandler::getName(){
+	return session->getName();
+}
+
+bool SessionHandler::getMute(){
+    return session->getMute();
+}
+
+void SessionHandler::setFrontIndex(uint64_t frontIdx) {
+	this->frontIdx = frontIdx;
+}
+
+uint64_t SessionHandler::getFrontIndex() {
+	return frontIdx;
+}
+
+SessionVolumeInfo* SessionHandler::getVolumeInfo() {
+	return &svi;
+}
+
+SessionState SessionHandler::getState() {
+	return session->getState();
+}
+
+void SessionHandler::setState(SessionState state) {
+	session->setState(state);
+}
+
+void SessionHandler::reviseSessionShowing(SessionState state) {
+	SessionState currentState = this->getState();
+	switch (currentState) {
+	 case SessionState::ACTIVE:
+     case SessionState::INACTIVE:
+		 if (state == SessionState::EXPIRED) {
+			 eph->removeSessionFromFront(this);
+		 }
+		 break;
+	 case SessionState::EXPIRED:
+		 if (state == SessionState::ACTIVE || INACTIVE) {
+			 eph->sendSessionToFront(this);
+		 }
+		 break;
+	case SessionState::DISCONNECTED:
+		if (frontIdx != INT_MAX)
+			eph->removeSessionFromFront(this);
+		break;
+	}
+}
+

src/cont/contsessionclasses.h

@@ -0,0 +1,42 @@
+#pragma once
+
+#include "global.h"
+//#include "contclasses.h"
+
+class EndpointHandler;
+class Session;
+class SessionStateCallback;
+
+struct SessionVolumeInfo {
+	//SessionVolumeInfo(bool muted, float mainVolume);
+	bool  muted;
+	float mainVolume;
+	NGuid caller;
+	
+	//size_t  channels;
+	//std::vector<float> channelVolumes;
+};
+
+class SessionHandler {
+ public:
+	SessionHandler(EndpointHandler* eph, Session* session, size_t idx);
+	void setVolume(NGuid guid, int channel, int value);
+	float getVolume(int channel);
+	void setMute(NGuid guid, bool muted);
+	bool getMute();
+	void setFrontIndex(uint64_t frontIdx);
+	SessionState getState();
+	void setState(SessionState state);
+	uint64_t getFrontIndex();
+	std::wstring getName();
+	void reviseSessionShowing(SessionState state);
+	SessionVolumeInfo* getVolumeInfo();
+	
+ private:
+	SessionVolumeInfo svi;
+	EndpointHandler* eph;
+	Session* session;
+	SessionStateCallback* ssc;
+	size_t idx;
+	uint64_t frontIdx = INT_MAX;
+};

src/debug.h

@@ -0,0 +1,47 @@
+#pragma once
+
+#if defined (QT_DEBUG) || defined (DEBUG) || defined (_DEBUG)
+
+template<size_t Y, typename T> 
+std::bitset<Y> varToBitset(T info) {
+        std::bitset<Y> content(info);  
+        return content;  
+} 
+#ifndef _WIN32
+#define log_debugcpp(str) do {											\
+	 std::cout << "[DEBUG]" << "(" << __FILE__ << ":" << __LINE__ << "): " << str << std::endl; \
+	} while (0)
+
+#define log_wdebugcpp(str) do {											\
+	 std::wcout << "[DEBUG]" << "(" << __FILE__ << ":" << __LINE__ << "): " << str << std::endl; \
+	} while (0)
+#else
+
+#include <Windows.h>
+#include <debugapi.h>
+#define WIDE2(x) L##x
+#define WIDE1(x) WIDE2(x)
+#define WFILE WIDE1(__FILE__)
+#define log_debugcpp(str) { \
+		OutputDebugStringA(std::string("[DEBUG] (" + std::string(__FILE__) + ":" + std::to_string(__LINE__) + "): " + std::string(str) + "\n").c_str());				\
+	} while (0)
+
+#define log_wdebugcpp(str) do {	\
+		OutputDebugStringW(std::wstring(L"[DEBUG] (" +  std::wstring(WFILE) + L":" + std::to_wstring(__LINE__) + L"): " + std::wstring(str) +L"\n").c_str()); \
+	} while (0)
+#endif
+
+#define print_as_binary(len, type, info)  varToBitset<len, type>(info)
+
+#else 
+#define log_debugcpp(str)
+#define log_wdebugcpp(str)
+#define print_as_binary(len, type, info)
+#endif
+
+/* Here as a quick reference, in case smthn similar is needed again */
+/* typedef void (EndpointWidget::*epwMuteFunc)(bool muted); */
+/* typedef void (EndpointWidget::*epwMainVolumeFunc)(float newValue); */
+/* typedef void (EndpointWidget::*epwChannelVolumeFunc)(uint32_t channel, float newValue); */
+/* typedef void (EndpointWidget::*epwToggleFrontFunc)(bool active); */
+

src/global.h

@@ -1,4 +1,82 @@
 #pragma once
-#define log_debugcpp(str) do {											\
-	 std::cout << "[DEBUG]" << "(" << __FILE__ << ":" << __LINE__ << "): " << str << std::endl; \
-	} while (0)	
+
+#include <vector>
+#include <iostream>
+#include <string>
+#include <bitset>
+#include <climits>
+#include <locale>
+
+#include "debug.h"
+
+//TODO: Use tr();? QTranslator
+#define STRING_MUTE "Mute"
+#define STRING_UNMUTE "Unmute"
+#define STRING_QUIT "Quit"
+#define STRING_TITLE "Mixer Fachero"
+
+#define STRING_ROLE_CONSOLE "Console"
+#define STRING_ROLE_MULTIMEDIA "Multimedia"
+#define STRING_ROLE_COMMUNICATIONS "Communications"
+#define STRING_ROLE_ALL "All"
+
+#define STRING_SYSTEM_SOUNDS "System Sounds"
+#define LSTRING_SYSTEM_SOUNDS L"System Sounds"
+//INIT BACK
+
+enum AudioChannel {
+	CHANNEL_LEFT  = (1 << 0),
+	CHANNEL_RIGHT = (1 << 1),
+	CHANNEL_MAIN  = ~0,
+};
+
+enum EndpointState {
+	ENDPOINT_ACTIVE     = (1 << 0),
+	ENDPOINT_DISABLED   = (1 << 1),
+	ENDPOINT_NOTPRESENT = (1 << 2),
+	ENDPOINT_UNPLUGGED  = (1 << 3),
+	ENDPOINT_ALL        = 0x0F
+};
+
+enum SessionState {
+  ACTIVE       = (1 << 0),
+  INACTIVE     = (1 << 1),
+  EXPIRED      = (1 << 2),
+  DISCONNECTED = (1 << 3),
+  ALL          = 0x0F
+};
+
+enum Flows {
+	FLOW_PLAYBACK = (1 << 0),
+	FLOW_CAPTURE  = (1 << 1),
+	FLOW_BOTH     = (1 << 2),
+};
+
+enum Roles {
+	ROLE_CONSOLE        = (1 << 0),
+	ROLE_MULTIMEDIA     = (1 << 1),
+	ROLE_COMMUNICATIONS = (1 << 2),
+	ROLE_ALL            = 0x07,
+};
+
+struct NGuid {
+	//todo: still leaking?
+	uint32_t data1;
+	uint16_t data2;
+	uint16_t data3;
+	unsigned char data4[8];
+
+	
+	/* void freeData4(){ */
+	/* 	int i = 0; */
+	/* 	do{ */
+	/* 		if(this->data4 + i != nullptr) free(data4 + i); */
+	/* 		i++; */
+	/* 	}while (i < 8); */
+	/* } */
+};
+
+
+class OverseerHandler;
+extern OverseerHandler *osh;
+

src/qt/qtclasses.cpp

@@ -1,53 +1,584 @@
 #include "qtclasses.h"
 
-MainWindow::MainWindow(std::vector<EndpointHandler*> *ephs, QWidget *parent) : QMainWindow(parent)  {
-	// setWindowState(Qt::WindowFullScreen);
-	//	setCentralWidget(centralWidget);
-	widget = new QWidget();
-	layout = new QGridLayout();
-	
-	widget->setLayout(layout);
-	setCentralWidget(widget);
-	//layout->addWidget(pintas, 0, 0);
-
-	setWindowTitle("slidea resbala nu c");
-
-	setEndpointHandlers(ephs);
-	for (unsigned int i = 0; i < this->ephs->size(); i++){
-		QLabel *pintas = new QLabel(ephs->at(i)->getName());
-		QSlider *teSlider = new QSlider(Qt::Horizontal);
-		teSlider->setFocusPolicy(Qt::StrongFocus);
-		teSlider->setTickPosition(QSlider::TicksBothSides);
-		teSlider->setTickInterval(5);
-		teSlider->setSingleStep(1);
-		teSlider->setRange(0,100);
-		float volume = ephs->at(i)->getVolume() * 100;
-		teSlider->setValue((int)volume);
-		log_debugcpp("ENDPOINT SET WITH VOLUME " << volume);
-		layout->addWidget(pintas, i, 0);
-		layout->addWidget(teSlider, i, 1);
-		connect(teSlider, &QSlider::valueChanged, ephs->at(i), &EndpointHandler::setValue);
-	}
+template <typename T>
+CustomWidgetEvent<T>::CustomWidgetEvent(QEvent::Type type, T payload) : QEvent(type){
+	this->payload = payload;
 }
 
-void MainWindow::setEndpointHandlers(std::vector<EndpointHandler*> *ephs){
-	this->ephs = ephs;
+void ExtendedCheckBox::customEvent(QEvent* ev) {
+	QEvent::Type tipo = ev->type();
+	if (ev->type() == (QEvent::Type)CustomQEvent::EndpointDefaultChange) {
+		//todo: still prone to bugs; whack-a-mole to come
+		ev->setAccepted(true);
+		this->blockSignals(true);
+		if (this->isEnabled()) {
+			this->setCheckState(Qt::Checked);
+			this->setDisabled(true);
+		} else {
+			this->setDisabled(false);
+			this->setCheckState(Qt::Unchecked);
+		}
+		this->blockSignals(false);
+		return;		
+	} 
+	// Make sure the rest of events are handled
+	QCheckBox::customEvent(ev);
+}
+
+SessionWidget::SessionWidget(uint64_t idx, SessionHandler* sh, QWidget *parent) : QWidget(parent){
+	//todo: based on qgridlayout, name+mute should be its own widget, same with channels
+	this->idx = idx;
+	this->sh = sh;
+	
+	layout = new QGridLayout(this);
+	//this->setLayout(
+	
+	muteButton = new QCheckBox(this);
+	mainLabel = new QLabel(QString::fromStdWString(sh->getName()), this);
+	mainSlider = new QSlider(Qt::Horizontal, this);
+
+	mainSlider->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+	mainSlider->setFocusPolicy(Qt::StrongFocus);
+	mainSlider->setTickPosition(QSlider::TicksBothSides);
+	mainSlider->setTickInterval(5);
+	mainSlider->setSingleStep(1);
+	mainSlider->setRange(0,100);
+
+	muteButton->setCheckState((sh->getMute()  == false ? Qt::Unchecked : Qt::Checked));
+	muteButton->setText(sh->getMute() ? STRING_UNMUTE : STRING_MUTE);
+	float volume = sh->getVolume(AudioChannel::CHANNEL_MAIN) * 100;
+	mainSlider->setValue((int)volume);
+	log_debugcpp("SESSION SET WITH VOLUME " + std::to_string(volume));
+
+	//tip: would need to be new widget with layout in it
+	//mainMuteLayout = new QGridLayout();
+	layout->addWidget(mainLabel, 0, 0, Qt::AlignLeft | Qt::AlignBottom);
+	layout->addWidget(muteButton, 0, 1, Qt::AlignLeft | Qt::AlignBottom);
+	layout->addWidget(mainSlider, 0, 2, 1, 2);
+
+	//TODO:0 = mute and muted, change volume = unmuted are client side tricks = 2 callbacks, one for volume, one for mute state. Implement as an user selectable option?
+	connect<void(QSlider::*)(int), void(SessionWidget::*)(int)>(mainSlider, &QSlider::valueChanged, this,&SessionWidget::updateMainVolume);
+	connect<void(QCheckBox::*)(int), void(SessionWidget::*)(int)>(muteButton, &QCheckBox::stateChanged, this, (&SessionWidget::updateMute));
+
+	/*
+	 * Session Volume Polling
+	 */
+	volumePoller = new QTimer();
+	connect(volumePoller, &QTimer::timeout, [this, sh](){
+		//if (memcmp(osh->callbackInfo[idx]->caller, osh->getGuid(), sizeof(NGuid)) == 0) return; CHECK IF THIS PROGRAM GENERATED THE FUNSIES IS NO LONGER IN USE FOR NOW.
+		//todo: global + constexpr + ratio
+		const float roundingFactor = 0.005;
+		mainSlider->blockSignals(true);
+		muteButton->blockSignals(true);
+		mainSlider->setValue((int)((sh->getVolumeInfo()->mainVolume + roundingFactor) * 100));
+		muteButton->setCheckState((sh->getVolumeInfo()->muted == false ? Qt::Unchecked : Qt::Checked));
+		muteButton->setText(sh->getVolumeInfo()->muted ? STRING_UNMUTE : STRING_MUTE);
+		
+		//memcpy(osh->callbackInfo[idx]->caller, osh->getGuid(), sizeof(NGuid));
+
+		//TODO: el default = objcopy frees?
+		//Todo: like fr pregunta
+		sh->getVolumeInfo()->caller = osh->getGuid();
+		mainSlider->blockSignals(false);
+		muteButton->blockSignals(false);
+	});
+	volumePoller->start(10);
+}
+
+void SessionWidget::updateMute(int checked){
+	bool muted = (checked == 2 ? true : false);
+	this->sh->setMute(osh->getGuid(), muted);
+	this->muteButton->setText(this->sh->getMute() ? STRING_UNMUTE : STRING_MUTE); 
+}
+
+void SessionWidget::updateMainVolume(int newValue){
+	this->sh->setVolume(osh->getGuid(), AudioChannel::CHANNEL_MAIN, newValue);
+}
+
+SessionWidget::~SessionWidget() {
+	volumePoller->stop();
+	delete volumePoller;
+}
+
+EndpointWidget::EndpointWidget(uint64_t idx, EndpointHandler* eph, QWidget *parent) : QWidget(parent){
+	//todo: based on qgridlayout, name+mute should be its own widget, same with channels
+	row = 0;
+	this->idx = idx;
+	this->eph = eph;
+	//todo: sussy
+	this->eph->setState(EndpointState::ENDPOINT_ACTIVE, idx);
+
+	layout = new QGridLayout(this);
+	//this->setLayout(layout);
+	log_debugcpp("epw main layout parent: " + std::to_string((intptr_t)(layout->parent())));
+	if (parent == nullptr) { log_debugcpp("ayooooo?"); }
+
+	defaultRolesCheckBoxes = {
+		{Roles::ROLE_ALL, new ExtendedCheckBox(this)},
+		{Roles::ROLE_CONSOLE, new ExtendedCheckBox(this)},
+		{Roles::ROLE_MULTIMEDIA, new ExtendedCheckBox(this)},
+		{Roles::ROLE_COMMUNICATIONS, new ExtendedCheckBox(this)}
+	};
+
+	/*
+	 * Mute, main slider and label setup
+	 */
+	muteButton = new QCheckBox(this);
+	mainLabel = new QLabel(QString::fromStdWString(eph->getName()), this);
+	mainSlider = new QSlider(Qt::Horizontal, this);
+
+	if (this->eph->getState() != EndpointState::ENDPOINT_ACTIVE) {
+		layout->addWidget(mainLabel, row, 0);	
+		layout->addItem(new QSpacerItem(1, 1, QSizePolicy::Minimum, QSizePolicy::Minimum), 1, 0);
+		return;
+	}
+	
+	//muteButton->setStyleSheet("background-color: #A3C1DA; color: red");
+	mainSlider->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+	mainSlider->setFocusPolicy(Qt::StrongFocus);
+	mainSlider->setTickPosition(QSlider::TicksBothSides);
+	mainSlider->setTickInterval(5);
+	mainSlider->setSingleStep(1);
+	mainSlider->setRange(0,100);
+	
+	muteButton->setCheckState((eph->getMute()  == false ? Qt::Unchecked : Qt::Checked));
+	muteButton->setText(eph->getMute() ? STRING_UNMUTE : STRING_MUTE);
+	float volume = eph->getVolume(AudioChannel::CHANNEL_MAIN) * 100;
+	mainSlider->setValue((int)volume);
+	log_debugcpp("ENDPOINT SET WITH VOLUME " + std::to_string(volume));
+
+	//tip: would need to be new widget with layout in it
+	//mainMuteLayout = new QGridLayout();
+	layout->addWidget(mainLabel, row, 0, Qt::AlignLeft | Qt::AlignBottom);
+	layout->addWidget(muteButton, row, 1, Qt::AlignLeft | Qt::AlignBottom);
+	layout->addWidget(mainSlider, row, 2, 1, 2);
+	row++;
+
+	//TODO:0 = mute and muted, change volume = unmuted are client side tricks = 2 callbacks, one for volume, one for mute state. Implement as an user selectable option?
+	connect<void(QSlider::*)(int), void(EndpointWidget::*)(int)>(mainSlider, &QSlider::valueChanged, this,&EndpointWidget::updateMainVolume);
+	connect<void(QCheckBox::*)(int), void(EndpointWidget::*)(int)>(muteButton, &QCheckBox::stateChanged, this, (&EndpointWidget::updateMute));
+	 
+
+/*
+ * Channel sliders setup
+ */
+	uint32_t epChannelCount = eph->getChannelCount();
+	for(uint32_t i = 0; i < epChannelCount && epChannelCount > 1; i++){
+		QSlider* tmp = new QSlider(Qt::Horizontal);
+		QLabel* tmpLb = new QLabel("");
+		tmp->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+		tmp->setTickInterval(5);
+		tmp->setSingleStep(1);
+		tmp->setRange(0,100);
+
+		volume = eph->getVolume(i) * 100;
+		tmp->setValue((int) volume);
+		tmpLb->setText(QString::number(volume));
+		this->channelSliders.push_back(tmp);
+		this->channelLabels.push_back(tmpLb);
+		layout->addWidget(tmp, row + 1, i);
+		layout->addWidget(tmpLb, row + 2, i);
+		
+		//TODO: check if there's a need to prevent deadlocks; probably this will eventually turn into its own func
+		//this causes channel bar desync when back -> front. blocksignals below fix it. huh.
+		connect(tmp, &QSlider::valueChanged, [this, i](int newValue){
+			this->eph->setVolume(osh->getGuid(), i, newValue);
+			this->channelLabels.at(i)->setText(QString::number(newValue));
+		});
+	}
+	row += 3;
+
+	/*
+	 * Role ExtendedCheckBoxes setup
+	 */
+	
+	uint8_t assignedRoles = eph->getRoles();
+	defaultRolesCheckBoxes.at(Roles::ROLE_ALL)->setCheckState(assignedRoles == Roles::ROLE_ALL ? Qt::Checked : Qt::Unchecked);
+	//todo duditas de &
+	defaultRolesCheckBoxes.at(Roles::ROLE_ALL)->setDisabled(assignedRoles == Roles::ROLE_ALL ? true : false);
+	defaultRolesCheckBoxes.at(Roles::ROLE_ALL)->setText(STRING_ROLE_ALL);
+
+	defaultRolesCheckBoxes.at(Roles::ROLE_CONSOLE)->setCheckState(assignedRoles & Roles::ROLE_CONSOLE ? Qt::Checked : Qt::Unchecked);
+	defaultRolesCheckBoxes.at(Roles::ROLE_CONSOLE)->setDisabled(assignedRoles & Roles::ROLE_CONSOLE ? true : false);
+	defaultRolesCheckBoxes.at(Roles::ROLE_CONSOLE)->setText(STRING_ROLE_CONSOLE);
+
+	defaultRolesCheckBoxes.at(Roles::ROLE_MULTIMEDIA)->setCheckState(assignedRoles & Roles::ROLE_MULTIMEDIA ? Qt::Checked : Qt::Unchecked);
+	defaultRolesCheckBoxes.at(Roles::ROLE_MULTIMEDIA)->setDisabled(assignedRoles & Roles::ROLE_MULTIMEDIA ? true : false);
+	defaultRolesCheckBoxes.at(Roles::ROLE_MULTIMEDIA)->setText(STRING_ROLE_MULTIMEDIA);
+
+	defaultRolesCheckBoxes.at(Roles::ROLE_COMMUNICATIONS)->setCheckState(assignedRoles & Roles::ROLE_COMMUNICATIONS ? Qt::Checked : Qt::Unchecked);
+	defaultRolesCheckBoxes.at(Roles::ROLE_COMMUNICATIONS)->setDisabled(assignedRoles & Roles::ROLE_COMMUNICATIONS ? true : false);
+	defaultRolesCheckBoxes.at(Roles::ROLE_COMMUNICATIONS)->setText(STRING_ROLE_COMMUNICATIONS);
+
+	connect(defaultRolesCheckBoxes.at(Roles::ROLE_ALL), &QCheckBox::stateChanged,[this] {
+		this->eph->setRoles(Roles::ROLE_ALL);
+	});
+	connect(defaultRolesCheckBoxes.at(Roles::ROLE_CONSOLE), &QCheckBox::stateChanged,[this] {
+		this->eph->setRoles(Roles::ROLE_CONSOLE);
+	});
+	connect(defaultRolesCheckBoxes.at(Roles::ROLE_MULTIMEDIA), &QCheckBox::stateChanged,[this] {
+		this->eph->setRoles(Roles::ROLE_MULTIMEDIA);
+	});
+	
+	connect(defaultRolesCheckBoxes.at(Roles::ROLE_COMMUNICATIONS), &QCheckBox::stateChanged,[this] {
+		this->eph->setRoles(Roles::ROLE_COMMUNICATIONS);
+	});	
+	
+	layout->addWidget(defaultRolesCheckBoxes.at(Roles::ROLE_ALL), row, 0);
+	layout->addWidget(defaultRolesCheckBoxes.at(Roles::ROLE_CONSOLE), row, 1);
+	layout->addWidget(defaultRolesCheckBoxes.at(Roles::ROLE_MULTIMEDIA), row, 2);
+	layout->addWidget(defaultRolesCheckBoxes.at(Roles::ROLE_COMMUNICATIONS), row, 3);
+	row++;
+/* ----------------------------------------------------------- */
+	
+	/*
+	 * EndpointVolume Polling time
+	 */
+	timer = new QTimer();
+	connect(timer, &QTimer::timeout, [this, eph](){
+		//if (memcmp(osh->callbackInfo[idx]->caller, osh->getGuid(), sizeof(NGuid)) == 0) return; CHECK IF THIS PROGRAM GENERATED THE FUNSIES IS NO LONGER IN USE FOR NOW.
+		//todo: global + constexpr + ratio
+		const float roundingFactor = 0.005;
+		mainSlider->blockSignals(true);
+		muteButton->blockSignals(true);
+		mainSlider->setValue((int)((eph->getCallbackInfo()->mainVolume + roundingFactor) * 100));
+		muteButton->setCheckState((eph->getCallbackInfo()->muted == false ? Qt::Unchecked : Qt::Checked));
+		muteButton->setText(eph->getCallbackInfo()->muted ? STRING_UNMUTE : STRING_MUTE);
+		for(uint32_t i = 0; i < eph->getCallbackInfo()->channels && eph->getChannelCount() > 1; i++){
+			this->channelSliders.at(i)->blockSignals(true);
+			this->channelSliders.at(i)->setValue((int)((eph->getCallbackInfo()->channelVolumes[i] + roundingFactor) * 100));
+			this->channelLabels.at(i)->setText(QString::number((int)((eph->getCallbackInfo()->channelVolumes[i] + roundingFactor) * 100)));
+			this->channelSliders.at(i)->blockSignals(false);
+		}
+		//memcpy(osh->callbackInfo[idx]->caller, osh->getGuid(), sizeof(NGuid));
+
+		//TODO: el default = objcopy frees?
+		//Todo: like fr pregunta
+		eph->getCallbackInfo()->caller = osh->getGuid();
+		mainSlider->blockSignals(false);
+		muteButton->blockSignals(false);
+	});
+	timer->start(10);
+
+	/*  First SessionWidget batch	 */
+	for (size_t i = 0; i < eph->getSessionCount(); i++) {
+		SessionWidget* sessionWidget = new SessionWidget(i, eph->getSessionHandlers().at(i), this);
+		layout->addWidget(sessionWidget, row, 4);
+		row++;
+		sessionWidgets.push_back(sessionWidget);
+		eph->getSessionHandlers().at(i)->setFrontIndex(i);
+	}
+
+	/* Add/Remove SessionWidget callback */
+	eph->setAddSessionWidgetFunction([this](SessionHandler* sessionHandler) {
+		QCoreApplication::instance()->postEvent(this, new CustomWidgetEvent<SessionHandler*>((QEvent::Type)CustomQEvent::SessionWidgetCreated, sessionHandler));
+	});
+
+	eph->setRemoveSessionWidgetFunction([this](SessionHandler* sessionHandler) {
+		QCoreApplication::instance()->postEvent(this, new CustomWidgetEvent<SessionHandler*>((QEvent::Type)CustomQEvent::SessionWidgetObsolete, sessionHandler));
+	});
+	
+	//todo parent?
+	layout->addItem(new QSpacerItem(1, 1, QSizePolicy::Minimum, QSizePolicy::Minimum), 1, 0);
+	layout->addItem(new QSpacerItem(1, 1, QSizePolicy::Minimum, QSizePolicy::Minimum), 4, 0);
+	layout->addItem(new QSpacerItem(1, 1, QSizePolicy::Minimum, QSizePolicy::MinimumExpanding), 6, 0);
+	layout->addItem(new QSpacerItem(1, 1, QSizePolicy::Minimum, QSizePolicy::MinimumExpanding), 6, 1);
+	log_debugcpp("ENDPOINT_WIDGETED");
+}
+
+void EndpointWidget::addSessionWidget(CustomWidgetEvent<SessionHandler*>* ev){
+	uint64_t index = this->sessionWidgets.size();
+	SessionWidget* sw = new SessionWidget(index, ev->payload, this);
+	ev->payload->setFrontIndex(index);
+	this->layout->addWidget(sw, row, 4);
+	row++;
+	sessionWidgets.push_back(sw);
+	return;		
+}
+
+void EndpointWidget::removeSessionWidget(CustomWidgetEvent<SessionHandler*>* ev){
+	uint64_t i = ev->payload->getFrontIndex();
+	this->sessionWidgets.at(i)->setParent(nullptr);
+	this->layout->removeWidget(sessionWidgets.at(i));
+	delete sessionWidgets.at(i);
+	sessionWidgets.at(i) = nullptr;
+	ev->payload->setFrontIndex(INT_MAX);
+	//this->sessionWidgetsUpdateTimer->start();
+	return;		
+}
+
+void EndpointWidget::customEvent(QEvent* ev) {
+	if (ev->type() == (QEvent::Type)CustomQEvent::SessionWidgetCreated) {
+		ev->setAccepted(true);
+		this->addSessionWidget((CustomWidgetEvent<SessionHandler*>*) ev);
+	} else if (ev->type() == (QEvent::Type)CustomQEvent::SessionWidgetObsolete) {
+		ev->setAccepted(true);
+		this->removeSessionWidget((CustomWidgetEvent<SessionHandler*>*) ev);
+	}
+	QWidget::customEvent(ev);
+}
+
+
+EndpointWidget::~EndpointWidget() {
+	timer->stop();
+	delete timer;
+	this->eph->setFrontVisibilityInfo(EndpointState::ENDPOINT_ALL, INT_MAX);
+}	
+
+void MainWindow::customEvent(QEvent* ev) {
+	if (ev->type() == CustomQEvent::EndpointWidgetObsolete) {
+		ev->setAccepted(true);
+		this->removeEndpointWidget((CustomWidgetEvent<uint64_t>*)ev);
+	} else if (ev->type() == (QEvent::Type)CustomQEvent::EndpointWidgetCreated) {
+		ev->setAccepted(true);
+		this->addEndpointWidget((CustomWidgetEvent<EndpointHandler*>*)ev);
+	}
+	QMainWindow::customEvent(ev);
+}
+
+void MainWindow::removeEndpointWidget(CustomWidgetEvent<uint64_t>* ev){
+	uint64_t i = ev->payload;
+	this->ews.at(i)->setParent(nullptr);
+	this->layout->removeWidget(ews.at(i));
+	//uint64_t saisu = ews.size();
+	//delete ews.at(index);
+	delete ews.at(i);
+	ews.at(i) = nullptr;
+	this->ewsUpdateTimer->start();
+	return;		
+}
+
+void MainWindow::addEndpointWidget(CustomWidgetEvent<EndpointHandler*>* ev){
+	EndpointWidget* epw = new EndpointWidget(this->ews.size(), ev->payload, widget);	
+	this->layout->addWidget(epw);
+	ews.push_back(epw);
+	return;		
+}
+
+void MainWindow::reorderEndpointWidgetCollection() {
+	/* Flatten */
+	size_t firstNullPosition = 0;
+	size_t ewsSize = ews.size();
+	bool breakSorting = false;
+
+	//todo: is all of gui really atomic by definition? im afraid of cutting through amazing add momentos, but I think I did my homework. Must check back.
+	for (size_t i = 0; i < ewsSize; i++) {
+		if (ews.at(i) == nullptr) {
+			for (size_t j = (i + 1); j < ewsSize; j++) {
+				
+				if (ews.at(j) != nullptr) {
+					ews.at(i) = ews.at(j);
+					ews.at(i)->setIndex(i);		
+					ews.at(j) = nullptr;
+					break;
+				}
+				if (j == ewsSize - 1) {
+					firstNullPosition = i;
+					breakSorting = true;
+				}
+				
+			}
+			if (breakSorting) break;
+		}
+	}
+	ews.resize(firstNullPosition + 1);
+}
+
+void EndpointWidget::updateMute(int checked){
+	bool muted = (checked == 2 ? true : false);
+	this->eph->setMute(osh->getGuid(), muted);
+	this->muteButton->setText(this->eph->getMute() ? STRING_UNMUTE : STRING_MUTE); 
+}
+
+void EndpointWidget::updateMainVolume(int newValue){
+	this->eph->setVolume(osh->getGuid(), AudioChannel::CHANNEL_MAIN, newValue);
 }
 
 /*
-   * void MainWindow::setPlotButton() {
-   *     button = new QPushButton("push"),
-   *     button->setCheckable(true);   
-   *     connect(button, SIGNAL(toggled(bool)), this, SLOT(toggled(bool)))
-   *     QHBoxLayout *plotsLayout = new QHBoxLayout;
-   *     plotsLayout->setSpacing(10);
-   *     plotsLayout->addWidget(funPlot);
-   *     QHBoxLayout *buttonsLayout = new QHBoxLayout ;
-   *     buttonsLayout->addWidget(button);
-   *     QVBoxLayout *widgetLayout = new QVBoxLayout;
-   *     widgetLayout->addLayout(plotsLayout);
-   *     widgetLayout->addLayout(buttonsLayout);
-   *     setLayout(widgetLayout);
-   * ...
+ * void EndpointWidget::updateVolume(uint32_t channel, float newValue){
+ * 	//this->blockSignals(true);
+ * 	int newVal = newValue * 100;
+ * 	if (channel == (uint32_t)AudioChannel::CHANNEL_MAIN) {
+ * 		//TIP: Above
+ * 		//this->mainSlider->blockSignals(true);
+ * 	
+ * 		if(this->mainSlider->value() != newVal) {
+ * 			this->mainSlider->blockSignals(true);
+ * 			this->mainSlider->setValue(newVal);
+ * 			this->mainSlider->blockSignals(false);
+ * 		}
+ * 		return;
+ * 	}
+ * 
+ * 	for (size_t i = 0; i < sizeof(uint32_t) * 8 && i < channelSliders.size(); ++i) {
+ * 		if (((channel >> i) & 1) && this->channelSliders.at(i)->value() != newVal) {
+ * 			//this->channelSliders.at(i)->blockSignals(true);
+ * 			
+ * 			this->channelSliders.at(i)->setValue(newVal);
+ * 			this->channelLabels.at(i)->setText(QString::number((int)(newValue * 100)));
+ * 			
+ * 			//this->channelSliders.at(i)->blockSignals(false);
+ * 		}
+ * 	}
+ * 
+ * 	//this->blockSignals(false);
+ * }
  */
 
+EndpointHandler* EndpointWidget::getEndpointHandler(){
+	return this->eph;
+}
+
+/*
+ * void EndpointWidget::updateFrontIndex(uint64_t index){
+ * 	this->idx = index;
+ * }
+ */
+
+void EndpointWidget::setIndex(uint64_t idx){
+	this->idx = idx;
+	this->eph->setFrontVisibilityInfo(EndpointState::ENDPOINT_ACTIVE, this->idx);	
+}
+
+uint64_t EndpointWidget::getIndex(){
+	return idx;
+}
+
+std::map<Roles, ExtendedCheckBox*> EndpointWidget::getDefaultRolesWidgets() {
+	return defaultRolesCheckBoxes;
+}
+
+
+MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)  {
+	// setWindowState(Qt::WindowFullScreen);
+	//	setCentralWidget(centralWidget);
+
+	/*
+	 * Registering needed custom events
+	 */
+	QEvent::registerEventType(CustomQEvent::EndpointWidgetObsolete);
+	QEvent::registerEventType(CustomQEvent::EndpointWidgetCreated);
+	QEvent::registerEventType(CustomQEvent::EndpointDefaultChange);
+
+	ewsUpdateTimer = new QTimer(this);
+	widget = new QWidget();
+	layout = new QGridLayout();
+	trayIcon = new QSystemTrayIcon();
+    trayIconMenu = new QMenu();
+	trayIconMenuQuit = new QAction(STRING_QUIT);
+	
+	ewsUpdateTimer->setSingleShot(true);
+	ewsUpdateTimer->setInterval(ewsUpdateTimerFrequency);
+	connect(ewsUpdateTimer, &QTimer::timeout, this, &MainWindow::reorderEndpointWidgetCollection);
+	widget->setLayout(layout);
+	setCentralWidget(widget);
+	//layout->addWidget(pintas, 0, 0);
+	setWindowTitle(STRING_TITLE);
+	
+	reloadEndpointWidgets();
+
+	/*
+	 * Tray Icon code
+	 */
+	trayIconMenu->addSeparator();
+    trayIconMenu->addAction(trayIconMenuQuit);
+	connect(trayIconMenuQuit, &QAction::triggered, qApp, &QCoreApplication::quit);
+	trayIcon->setIcon(QIcon(":/assets/notificationAreaIcon.png"));
+	setWindowIcon(QIcon(":/assets/notificationAreaIcon.png"));
+	//TODO: Extend qsystemtrayicon to change mouse click?
+	//show before setting tooltip required; smells like bug to me!
+	trayIcon->show();
+	trayIcon->setToolTip(STRING_TITLE);
+	trayIcon->setContextMenu(trayIconMenu);
+	connect(trayIcon, &QSystemTrayIcon::activated, this, &MainWindow::trayIconActivated);
+	
+	/*
+	 * Set of function callback definitons for EndpointSituationCallback
+	 */
+	osh->setChangeFrontDefaultsFunction([this](Roles role, std::wstring endpointId) {
+		for (auto epw : this->ews) {
+			/*
+			 * Is this the new default endpoint?
+			 */
+		 	if (epw->getEndpointHandler()->getId() == endpointId) {
+				//not necessary to keep endpointState flags up to date right now, but updating it will allow for later config files / profiles
+				epw->getDefaultRolesWidgets().at(role)->blockSignals(true);
+				epw->getEndpointHandler()->assignRoles(role);
+				epw->getDefaultRolesWidgets().at(role)->blockSignals(false);  
+				QCoreApplication::instance()->postEvent(epw->getDefaultRolesWidgets().at(role), new QEvent((QEvent::Type)CustomQEvent::EndpointDefaultChange));
+				//epw->defaultRolesCheckBoxes.at(role)->postEnableChange();
+				/*
+				 * And were you THE default?
+				 */
+				if (epw->getEndpointHandler()->getRoles() == Roles::ROLE_ALL) {
+					QCoreApplication::instance()->postEvent(epw->getDefaultRolesWidgets().at(Roles::ROLE_ALL), new QEvent((QEvent::Type)CustomQEvent::EndpointDefaultChange));
+				}
+			  /*
+			   * Are you the dethroned king?
+			   */
+			} else if (epw->getEndpointHandler()->getRoles() & role) {
+				    /*
+					 * And were you THE default up until now?
+					 */
+					if (epw->getEndpointHandler()->getRoles() == Roles::ROLE_ALL) {
+						QCoreApplication::instance()->postEvent(epw->getDefaultRolesWidgets().at(Roles::ROLE_ALL), new QEvent((QEvent::Type)CustomQEvent::EndpointDefaultChange));
+					}
+					
+					epw->getDefaultRolesWidgets().at(role)->blockSignals(true);
+					//Same as before. ini-san will come...
+					epw->getEndpointHandler()->removeRoles(role);
+					epw->getDefaultRolesWidgets().at(role)->blockSignals(false);
+					QCoreApplication::instance()->postEvent(epw->getDefaultRolesWidgets().at(role), new QEvent((QEvent::Type)CustomQEvent::EndpointDefaultChange));
+					
+				}
+			}
+		});
+
+	osh->setRemoveEndpointWidgetFunction([this](uint64_t index) {
+		QCoreApplication::instance()->postEvent(this, new CustomWidgetEvent<uint64_t>((QEvent::Type)CustomQEvent::EndpointWidgetObsolete, index));
+	});
+
+	osh->setAddEndpointWidgetFunction([this](EndpointHandler* eph) {
+		QCoreApplication::instance()->postEvent(this, new CustomWidgetEvent<EndpointHandler*>((QEvent::Type)CustomQEvent::EndpointWidgetCreated, eph));
+	});
+}
+
+void MainWindow::closeEvent(QCloseEvent *event) {
+	if (!event->spontaneous() || !isVisible()) return;
+	
+	if (trayIcon->isVisible()) {
+		//todo: would be nice to show this to 1st time users; ini-san will come...
+		//this->trayIcon->showMessage("ini file calling","tratarte como un gilipollas la primera vez", QSystemTrayIcon::Information);
+	
+	 hide();
+	 event->ignore();
+	}
+}
+
+void MainWindow::trayIconActivated(QSystemTrayIcon::ActivationReason reason) {
+	switch (reason) {
+	case QSystemTrayIcon::Trigger:
+		this->showNormal();
+		break;
+	default:
+        break;
+    }
+}
+
+void MainWindow::reloadEndpointWidgets() {
+	size_t i = 0;
+	for (size_t epwIndex = 0; i < (osh->getPlaybackEndpointHandlers().size()); i++) {
+		if (osh->getPlaybackEndpointHandlers().at(i)->getState() == EndpointState::ENDPOINT_ACTIVE){
+			log_debugcpp("EPWidget creation");
+			//osh->getPlaybackEndpointHandlers().at(i)->getCallbackInfo()->caller = osh->getGuid();
+			EndpointWidget *epw = new EndpointWidget(epwIndex, osh->getPlaybackEndpointHandlers().at(i), widget);
+			epwIndex++;
+			//alfinal estoes solopara inicializarlmao
+			ews.push_back(epw);
+			layout->addWidget(epw, i, 0);
+		}
+	}
+	//todo:: tas aqui tirao, no me gustas y probablemente yo a ti tampoco
+	layout->addItem(new QSpacerItem(1, 1, QSizePolicy::Minimum, QSizePolicy::MinimumExpanding), i, 0);
+}
+

src/qt/qtclasses.h

@@ -1,34 +1,200 @@
 #pragma once
+
 #ifndef MAINWINDOW_H
 #define MAINWINDOW_H
 
-#include <vector>
 #include <QMainWindow>
 #include <QApplication>
+#include <QCloseEvent>
+
+#include <QIcon>
+#include <QSystemTrayIcon>
+#include <QMenu>
+//#include <QMessageBox>
+
 #include <QLabel>
 #include <QSlider>
 #include <QGridLayout>
-//#include "global.h"
-#include "contclasses.h"
-//#include <Q>
-//#include <QWidgets>
+#include <QPushButton>
+#include <QCheckBox>
+#include <QTimer>
+/*
+ * #else
+ * class QSlider;
+ * class QLabel;
+ * class QGridLayout;
+ * class QPushButton;
+ * class QWidget;
+ * class QMainWindow;
+ * #endif
+ */
 
+#include "global.h"
+#include "contclasses.h"
+//class EndpointHandler;
+
+/*
+ * class ToggleButton : public QAbstractButton {
+ * 	Q_OBJECT
+ * 
+ * public:
+ * 	ToggleButton(QWidget *parent = nullptr);
+ * 	void 	checkStateSet();
+ * 	bool 	hitButton(const QPoint &pos) const;
+ * 	void 	nextCheckState();
+ * 	void 	changeEvent(QEvent *e) override;
+ * 	bool 	event(QEvent *e) override;
+ * 	void 	focusInEvent(QFocusEvent *e) override;
+ * 	void 	focusOutEvent(QFocusEvent *e) override;
+ * 	void 	keyPressEvent(QKeyEvent *e) override;
+ * 	void 	keyReleaseEvent(QKeyEvent *e) override;
+ * 	void 	mouseMoveEvent(QMouseEvent *e) override;
+ * 	void 	mousePressEvent(QMouseEvent *e) override;
+ * 	void 	mouseReleaseEvent(QMouseEvent *e) override;
+ * 	void 	paintEvent(QPaintEvent *e) override = 0;
+ * 	void 	timerEvent(QTimerEvent *e) override;
+ * 	ToggleButton(QWidget *parent = nullptr);
+ * };
+ */
+enum CustomQEvent {
+	EndpointWidgetObsolete = 1001,
+	EndpointWidgetCreated  = 1002,	
+	EndpointDefaultChange  = 1003,
+	SessionWidgetCreated   = 1004,
+	SessionWidgetObsolete  = 1005
+};
+
+template <typename T>
+class CustomWidgetEvent : public QEvent {
+		
+public:
+	CustomWidgetEvent(QEvent::Type type, T payload);
+	T payload;
+	
+};	
+//Q_DECLARE_METATYPE(EndpointWidgetEvent)
+
+class ExtendedCheckBox : public QCheckBox {
+	Q_OBJECT
+protected:
+	void customEvent(QEvent* ev) override;
+
+public:
+	//c++11: this inherits all parent's constructors unconditionally
+	using QCheckBox::QCheckBox;
+	//alternative being calling parent ctor directly after declaring child ctor:
+	//B(int x) : A(x) { }
+};
+
+
+class SessionWidget : public QWidget {
+Q_OBJECT
+
+public:
+	SessionWidget(uint64_t idx, SessionHandler* sh, QWidget *parent /* = nullptr */);
+	~SessionWidget();
+																					
+public slots:
+	void updateMainVolume(int newValue);
+	void updateMute(int checked);
+	
+private:
+	QLabel *mainLabel = nullptr;
+	QSlider *mainSlider = nullptr;
+	uint64_t idx;
+	QGridLayout *layout = nullptr;
+	QCheckBox *muteButton = nullptr; 
+	SessionHandler* sh;
+	QTimer* volumePoller = nullptr;
+};
+
+class EndpointWidget : public QWidget {
+Q_OBJECT
+	  	  
+public:
+	EndpointWidget(uint64_t idx, EndpointHandler* eph, QWidget *parent = nullptr);
+
+	EndpointHandler* getEndpointHandler();
+	std::map<Roles, ExtendedCheckBox*> getDefaultRolesWidgets();
+
+	void setIndex(uint64_t idx);
+	uint64_t getIndex();
+	void setVolume(int channel, float volume);
+
+	~EndpointWidget();
+	//void updateMainVolume(float newValue);
+	//void updateVolume(uint32_t channel, float newValue);
+	//void updateMute(bool muted);
+	
+	//void populateEndpointWidget(EndpointHandler *eph);
+	//void setEndpointHandlers(std::vector<EndpointHandler*> *ephs);
+							   
+public slots:
+	void updateMainVolume(int newValue);
+	void updateMute(int checked);
+
+protected:
+	void customEvent(QEvent* ev) override;
+
+private slots:
+	void addSessionWidget(CustomWidgetEvent<SessionHandler*>* ev);
+	void removeSessionWidget(CustomWidgetEvent<SessionHandler*>* ev);
+
+private:
+	int row;
+	QCheckBox *muteButton = nullptr; 
+	QLabel *mainLabel = nullptr, *leftChannelLabel = nullptr, *rightChannelLabel = nullptr;
+	QSlider *mainSlider = nullptr;
+	std::vector<QSlider*> channelSliders;
+	std::vector<QLabel*> channelLabels;
+	QGridLayout *layout = nullptr;
+	QGridLayout *mainMuteLayout = nullptr;
+	std::map<Roles, ExtendedCheckBox*> defaultRolesCheckBoxes;	
+	
+	EndpointHandler* eph;
+	size_t defaultRolesVectorSize = 4;
+	QTimer* timer = nullptr;
+	uint64_t idx;
+	std::vector<SessionWidget*> sessionWidgets;
+	//std::vector<EndpointHandler*> *ephs;
+	//std::vector<QSlider> *sliders;
+	
+	//signals:
+    //void valueChanged(int value);
+
+};
 
 class MainWindow : public QMainWindow {
 	Q_OBJECT
 	//QWidget *centralWidget;
 	  	  
 public:
-	MainWindow(std::vector<EndpointHandler*> *ephs, QWidget *parent = nullptr);
-	void setEndpointHandlers(std::vector<EndpointHandler*> *ephs);
+	MainWindow(QWidget *parent = nullptr);
+	void reloadEndpointWidgets();
+
+protected:
+	void closeEvent(QCloseEvent *event) override;	
+	void customEvent(QEvent* ev) override;
+					
+private slots:
+	void trayIconActivated(QSystemTrayIcon::ActivationReason reason);
+	void removeEndpointWidget(CustomWidgetEvent<uint64_t>* ev);
+	void addEndpointWidget(CustomWidgetEvent<EndpointHandler*>* ev);
+	void reorderEndpointWidgetCollection();
+	//TODO: destroy/empty existing EndpointWidgets
+	//void setEndpointHandlers(std::vector<EndpointHandler*> *ephs);
 
 private:
-	std::vector<EndpointHandler*> *ephs;
-	std::vector<QSlider> *sliders;
+	//std::vector<EndpointHandler*> *ephs;
+	std::vector<EndpointWidget*> ews;
 	QWidget *widget;
 	QGridLayout *layout;
-	//QLabel *pintas;
 
+	QSystemTrayIcon *trayIcon;
+    QMenu *trayIconMenu;
+	QAction *trayIconMenuQuit;
+	QTimer *ewsUpdateTimer;
+	static constexpr uint64_t ewsUpdateTimerFrequency = 500;
 	//public slots:
 	//	void setEndpointHandlers(std::vector<EndpointHandler*> *ephs);
 	

src/qtestmain.cpp

@@ -1,42 +1,64 @@
-#include <iostream>
-#include <vector>
-
 //#include <stdio.h>
 //#include <stdlib.h>
 
 //#include <qapplicationstatic.h> 
+
+//#define QTBLESSED
 #include <QApplication>
 #include <QMainWindow>
 
+#include <QLocalSocket>
+#include <QLocalServer>
+#include <QString>
+//#include "contclasses.h"
 #include "qtclasses.h"
-//TODO david #include "backlasses.h"
+#include "global.h"
 
-
-//INIT BACK
-OverseerHandler *osh = new OverseerHandler();
+OverseerHandler *osh = nullptr; 
 	
 QApplication* createApplication(int &argc, char *argv[])
 {
     return new QApplication(argc, argv);
 }
 
+bool isSingleInstanceRunning(QString appName) {
+    QLocalSocket socket;
+    socket.connectToServer(appName);
+    bool isOpen = socket.isOpen();
+    socket.close();
+    return isOpen;
+}
+
+QLocalServer* startSingleInstanceServer(QString appName) {
+    QLocalServer* server = new QLocalServer;
+    server->setSocketOptions(QLocalServer::WorldAccessOption);
+    server->listen(appName);
+	return server;
+}
 
 int main (int argc, char* argv[]) {
 	//QApplication::setStyle("windowsvista");
-	//INIT CONT
-	std::vector<Endpoint*> epts = OverseerHandler::getOverseer().getPlaybackEndpoints();
-	std::vector<EndpointHandler*>* ephs = new std::vector<EndpointHandler*>;
-	for(unsigned int i = 0; i < epts.size(); i++){
-		EndpointHandler *eph = new EndpointHandler(epts.at(i));
-		ephs->push_back(eph);
-	}
+	//Check if running
+	//https://stackoverflow.com/questions/48060989/qt-show-application-if-currently-running
+	if (!isSingleInstanceRunning("Mixer"))
+		startSingleInstanceServer("Mixer");
+	else exit(0);
+
+	osh = new OverseerHandler();
+	//qRegisterMetaType<EndpointWidgetEvent>();
+	
+	//INIT CONT
+	log_debugcpp("main init");
+	osh->reloadEndpointHandlers();
+	log_debugcpp("Reloaded endpoint handlers");
 	
-	osh->setEndpointHandlers(ephs);
 	//INIT FRONT
 	QScopedPointer<QApplication> app(createApplication(argc, argv));
-	MainWindow window = MainWindow(ephs);
+	MainWindow window = MainWindow();
 	//window.setEndpointHandlers(ephs);
+	QApplication::setQuitOnLastWindowClosed(false);
 	app->setStyle("windowsvista");
 	window.show();
 	return app->exec();	
 }
+