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83 lines
2.5 KiB
C++
83 lines
2.5 KiB
C++
// Copyright 2015 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <memory>
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#include "core/hle/result.h"
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#include "core/hle/service/apt/apt.h"
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namespace HLE {
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namespace Applets {
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class Applet {
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public:
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virtual ~Applet() = default;
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/**
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* Creates an instance of the Applet subclass identified by the parameter.
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* and stores it in a global map.
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* @param id Id of the applet to create.
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* @returns ResultCode Whether the operation was successful or not.
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*/
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static ResultCode Create(Service::APT::AppletId id);
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/**
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* Retrieves the Applet instance identified by the specified id.
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* @param id Id of the Applet to retrieve.
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* @returns Requested Applet or nullptr if not found.
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*/
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static std::shared_ptr<Applet> Get(Service::APT::AppletId id);
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/**
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* Handles a parameter from the application.
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* @param parameter Parameter data to handle.
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* @returns ResultCode Whether the operation was successful or not.
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*/
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virtual ResultCode ReceiveParameter(const Service::APT::MessageParameter& parameter) = 0;
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/**
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* Handles the Applet start event, triggered from the application.
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* @param parameter Parameter data to handle.
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* @returns ResultCode Whether the operation was successful or not.
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*/
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ResultCode Start(const Service::APT::AppletStartupParameter& parameter);
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/**
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* Whether the applet is currently executing instead of the host application or not.
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*/
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bool IsRunning() const;
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/**
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* Handles an update tick for the Applet, lets it update the screen, send commands, etc.
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*/
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virtual void Update() = 0;
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protected:
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explicit Applet(Service::APT::AppletId id) : id(id) {}
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/**
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* Handles the Applet start event, triggered from the application.
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* @param parameter Parameter data to handle.
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* @returns ResultCode Whether the operation was successful or not.
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*/
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virtual ResultCode StartImpl(const Service::APT::AppletStartupParameter& parameter) = 0;
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Service::APT::AppletId id; ///< Id of this Applet
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std::shared_ptr<std::vector<u8>> heap_memory; ///< Heap memory for this Applet
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/// Whether this applet is currently running instead of the host application or not.
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bool is_running = false;
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};
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/// Returns whether a library applet is currently running
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bool IsLibraryAppletRunning();
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/// Initializes the HLE applets
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void Init();
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/// Shuts down the HLE applets
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void Shutdown();
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}
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} // namespace
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