Disable on user lock screen (Windows)

sources/base/schema/schema-general.json

@@ -32,6 +32,15 @@
 				"hidden":true
 			},
 			"propertyOrder" : 4
+		},
+		"disableOnLocked" :
+		{
+			"type" : "boolean",
+			"format": "checkbox",
+			"title" : "edt_conf_gen_disableOnLocked_title",
+			"default" : false,
+			"required" : true,
+			"propertyOrder" : 5
 		}
 
 	},

sources/hyperhdr/HyperHdrDaemon.cpp

@@ -177,7 +177,11 @@ HyperHdrDaemon::HyperHdrDaemon(const QString& rootPath, QApplication* parent, bo
 
 	// power management
 	#if defined(HAVE_POWER_MANAGEMENT)
-		_suspendHandler = std::unique_ptr<SuspendHandler>(new SuspendHandler());
+		auto genSet = getSetting(settings::type::GENERAL);
+		const QJsonObject& genConfig = genSet.object();
+		bool lockedEnable = genConfig["disableOnLocked"].toBool(false);
+
+		_suspendHandler = std::unique_ptr<SuspendHandler>(new SuspendHandler(lockedEnable));
 		connect(_suspendHandler.get(), &SuspendHandler::SignalHibernate, _instanceManager.get(), &HyperHdrManager::hibernate);
 
 		#ifdef _WIN32

sources/hyperhdr/SuspendHandlerLinux.cpp

@@ -46,7 +46,7 @@ namespace {
 	const QString UPOWER_INTER = QStringLiteral("org.freedesktop.login1.Manager");
 }
 
-SuspendHandler::SuspendHandler()
+SuspendHandler::SuspendHandler(bool sessionLocker)
 {
 	QDBusConnection bus = QDBusConnection::systemBus();
 

sources/hyperhdr/SuspendHandlerLinux.h

@@ -37,7 +37,7 @@ class SuspendHandler : public QObject {
 	void SignalHibernate(bool wakeUp);
 
 public:
-	SuspendHandler();
+	SuspendHandler(bool sessionLocker = false);
 	~SuspendHandler();
 
 public slots:

sources/hyperhdr/SuspendHandlerMacOS.h

@@ -37,6 +37,6 @@ class SuspendHandler : public QObject {
 	void SignalHibernate(bool wakeUp);
 
 public:
-	SuspendHandler();
+	SuspendHandler(bool sessionLocker = false);
 	~SuspendHandler();
 };

sources/hyperhdr/SuspendHandlerMacOS.mm

@@ -89,7 +89,7 @@ - (void)goingWake: (NSNotification*)note
 
 @end
 
-SuspendHandler::SuspendHandler()
+SuspendHandler::SuspendHandler(bool sessionLocker)
 {
 	_macSuspendHandlerInstance = [MacSuspendHandler new];
 	_suspendHandler = this;

sources/hyperhdr/SuspendHandlerWindows.cpp

@@ -37,26 +37,47 @@
 #include <utils/Image.h>
 #include <base/HyperHdrManager.h>
 #include <windows.h>
+#include <wtsapi32.h>
 
-SuspendHandler::SuspendHandler()
+#pragma comment (lib, "WtsApi32.Lib")
+
+SuspendHandler::SuspendHandler(bool sessionLocker)
 {
 	auto handle = reinterpret_cast<HWND> (_widget.winId());
 	_notifyHandle = RegisterSuspendResumeNotification(handle, DEVICE_NOTIFY_WINDOW_HANDLE);
 
 	if (_notifyHandle == NULL)
 		std::cout << "COULD NOT REGISTER SLEEP HANDLER!" << std::endl;
 	else
-		std::cout << "SLEEP HANDLER REGISTERED!" << std::endl;
+		std::cout << "Sleep handler registered!" << std::endl;
+
+	_sessionLocker = sessionLocker;
+	if (_sessionLocker)
+	{
+		if (WTSRegisterSessionNotification(handle, NOTIFY_FOR_THIS_SESSION))
+			std::cout << "Session handler registered!" << std::endl;
+		else
+		{
+			std::cout << "COULD NOT REGISTER SESSION HANDLER!" << std::endl;
+			_sessionLocker = false;
+		}
+	}
 }
 
 SuspendHandler::~SuspendHandler()
 {
 	if (_notifyHandle != NULL)
 	{
 		UnregisterSuspendResumeNotification(_notifyHandle);
-		std::cout << "SLEEP HANDLER DEREGISTERED!" << std::endl;
+		std::cout << "Sleep handler deregistered!" << std::endl;
 	}
 	_notifyHandle = NULL;
+
+	if (_sessionLocker)
+	{
+		auto handle = reinterpret_cast<HWND> (_widget.winId());
+		WTSUnRegisterSessionNotification(handle);
+	}
 }
 
 #if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
@@ -81,6 +102,34 @@ bool SuspendHandler::nativeEventFilter(const QByteArray& eventType, void* messag
 				break;
 		}
 	}
+
+	if (_sessionLocker)
+	{
+		if (msg->message == WM_WTSSESSION_CHANGE)
+		{
+			switch (msg->wParam)
+			{
+			case WTS_SESSION_UNLOCK:
+				emit SignalHibernate(true);
+				return true;
+				break;
+
+			case WTS_SESSION_LOCK:
+
+				if (GetSystemMetrics(SM_REMOTESESSION) != 0)
+				{
+					std::cout << "Detected RDP session. Skipping disable on lock." << std::endl;
+				}
+				else
+				{
+					emit SignalHibernate(false);
+					return true;
+				}
+				break;
+			}
+		}
+	}
+
 	return false;
 }
 

sources/hyperhdr/SuspendHandlerWindows.h

@@ -40,12 +40,13 @@ class SuspendHandler : public QObject, public QAbstractNativeEventFilter {
 
 	QWidget			_widget;
 	HPOWERNOTIFY	_notifyHandle;
+	bool			_sessionLocker;
 
 signals:
 	void SignalHibernate(bool wakeUp);
 
 public:
-	SuspendHandler();
+	SuspendHandler(bool sessionLocker = false);
 	~SuspendHandler();
 #if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
 	virtual bool nativeEventFilter(const QByteArray& eventType, void* message, long* result) Q_DECL_OVERRIDE;

www/i18n/en.json

@@ -1237,5 +1237,7 @@
   "edt_conf_hardware_expl" : "Enable hardware acceleration, for example: pixel and vertex shaders on Windows",
   "edt_conf_monitor_nits_title" : "HDR brightness correction",
   "edt_conf_monitor_nits_expl" : "SDR target brightness used for HDR to SDR conversion. If 0, it disables hardware color conversion while maintaining accelerated scaling.",
-  "edt_append_nits" : "nits"
-} 
+  "edt_append_nits" : "nits",
+  "edt_conf_gen_disableOnLocked_title" : "Disable when locked",
+  "edt_conf_gen_disableOnLocked_expl" : "Turn off processing when the user has locked the system"
+}

www/js/general.js

@@ -235,5 +235,15 @@ $(document).ready(function()
 		createHint("intro", $.i18n('conf_general_inst_desc'), "inst_desc_cont");
 	}
 
+	if (window.serverInfo.grabbers != null && window.serverInfo.grabbers != undefined &&
+		window.serverInfo.grabbers.active != null && window.serverInfo.grabbers.active != undefined)
+	{
+		var grabbers = window.serverInfo.grabbers.active;
+		if (grabbers.indexOf('Media Foundation') < 0)
+		{
+			conf_editor.getEditor('root.general.disableOnLocked').disable();
+		}
+	}
+
 	removeOverlay();
 });