C
Qt Quick Ultralite multitask Example
// Copyright (C) 2024 The Qt Company Ltd. // SPDX-License-Identifier: LicenseRef-Qt-Commercial #pragma once #include <qul/singleton.h> #include <qul/property.h> #include <qul/eventqueue.h> #include <qul/signal.h> #ifdef DESKTOP #include <qul/timer.h> #endif enum class HardwareEventId { LedCycleCount, FanRotationPeriod }; struct HardwareEvent { HardwareEventId id; int data; }; class HardwareControl : public Qul::Singleton<HardwareControl> { public: HardwareControl(); Qul::Property<int> fanSpeed; Qul::Property<int> ledCycleCount; Qul::Signal<void(int rotationPeriod)> fanRotationPeriodChanged; void updateSpeed(int newSpeed); private: void updateLedSpeed(); void updateFanSpeed(); #ifdef DESKTOP int speedToLedToggleInterval(int speed) { return speed > 0 ? (350 / speed) : 0; } void ledToggle(); Qul::Timer ledCycleTimer; #endif }; class HardwareControlEventQueue : public Qul::EventQueue<HardwareEvent> { void onEvent(const HardwareEvent &event) override; };