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/*
* Copyright (C) 2005-2018 Team Kodi
* This file is part of Kodi - https://kodi.tv
*
* SPDX-License-Identifier: GPL-2.0-or-later
* See LICENSES/README.md for more information.
*/
#pragma once
#include <memory>
#include <vector>
#include "IEventScannerCallback.h"
#include "bus/PeripheralBus.h"
#include "devices/Peripheral.h"
#include "interfaces/IAnnouncer.h"
#include "messaging/IMessageTarget.h"
#include "settings/lib/ISettingCallback.h"
#include "threads/CriticalSection.h"
#include "threads/Thread.h"
#include "utils/Observer.h"
class CFileItemList;
class CInputManager;
class CSetting;
class CSettingsCategory;
class TiXmlElement;
class CAction;
class CKey;
namespace KODI
{
namespace GAME
{
class CControllerManager;
}
namespace JOYSTICK
{
class IButtonMapper;
}
}
namespace PERIPHERALS
{
class CEventScanner;
class CPeripherals : public ISettingCallback,
public Observable,
public KODI::MESSAGING::IMessageTarget,
public IEventScannerCallback,
public ANNOUNCEMENT::IAnnouncer
{
public:
explicit CPeripherals(CInputManager &inputManager,
KODI::GAME::CControllerManager &controllerProfiles);
~CPeripherals() override;
/*!
* @brief Initialise the peripherals manager.
*/
void Initialise();
/*!
* @brief Clear all data known by the peripherals manager.
*/
void Clear();
/*!
* @brief Get the instance of the peripheral at the given location.
* @param strLocation The location.
* @param busType The bus to query. Default (PERIPHERAL_BUS_UNKNOWN) searches all busses.
* @return The peripheral or NULL if it wasn't found.
*/
PeripheralPtr GetPeripheralAtLocation(const std::string &strLocation, PeripheralBusType busType = PERIPHERAL_BUS_UNKNOWN) const;
/*!
* @brief Check whether a peripheral is present at the given location.
* @param strLocation The location.
* @param busType The bus to query. Default (PERIPHERAL_BUS_UNKNOWN) searches all busses.
* @return True when a peripheral was found, false otherwise.
*/
bool HasPeripheralAtLocation(const std::string &strLocation, PeripheralBusType busType = PERIPHERAL_BUS_UNKNOWN) const;
/*!
* @brief Get the bus that holds the device with the given location.
* @param strLocation The location.
* @return The bus or NULL if no device was found.
*/
PeripheralBusPtr GetBusWithDevice(const std::string &strLocation) const;
/*!
* @brief Check if any busses support the given feature
* @param feature The feature to check for
* @return True if a bus supports the feature, false otherwise
*/
bool SupportsFeature(PeripheralFeature feature) const;
/*!
* @brief Get all peripheral instances that have the given feature.
* @param results The list of results.
* @param feature The feature to search for.
* @param busType The bus to query. Default (PERIPHERAL_BUS_UNKNOWN) searches all busses.
* @return The number of devices that have been found.
*/
int GetPeripheralsWithFeature(PeripheralVector &results, const PeripheralFeature feature, PeripheralBusType busType = PERIPHERAL_BUS_UNKNOWN) const;
size_t GetNumberOfPeripherals() const;
/*!
* @brief Check whether there is at least one device present with the given feature.
* @param feature The feature to check for.
* @param busType The bus to query. Default (PERIPHERAL_BUS_UNKNOWN) searches all busses.
* @return True when at least one device was found with this feature, false otherwise.
*/
bool HasPeripheralWithFeature(const PeripheralFeature feature, PeripheralBusType busType = PERIPHERAL_BUS_UNKNOWN) const;
/*!
* @brief Called when a device has been added to a bus.
* @param bus The bus the device was added to.
* @param peripheral The peripheral that has been added.
*/
void OnDeviceAdded(const CPeripheralBus &bus, const CPeripheral &peripheral);
/*!
* @brief Called when a device has been deleted from a bus.
* @param bus The bus from which the device removed.
* @param peripheral The peripheral that has been removed.
*/
void OnDeviceDeleted(const CPeripheralBus &bus, const CPeripheral &peripheral);
/*!
* @brief Creates a new instance of a peripheral.
* @param bus The bus on which this peripheral is present.
* @param result The scan result from the device scanning code.
* @return The new peripheral or NULL if it could not be created.
*/
void CreatePeripheral(CPeripheralBus &bus, const PeripheralScanResult& result);
/*!
* @brief Add the settings that are defined in the mappings file to the peripheral (if there is anything defined).
* @param peripheral The peripheral to get the settings for.
*/
void GetSettingsFromMapping(CPeripheral &peripheral) const;
/*!
* @brief Trigger a device scan on all known busses
*/
void TriggerDeviceScan(const PeripheralBusType type = PERIPHERAL_BUS_UNKNOWN);
/*!
* @brief Get the instance of a bus given it's type.
* @param type The bus type.
* @return The bus or NULL if it wasn't found.
*/
PeripheralBusPtr GetBusByType(const PeripheralBusType type) const;
/*!
* @brief Get all fileitems for a path.
* @param strPath The path to the directory to get the items from.
* @param items The item list.
*/
void GetDirectory(const std::string &strPath, CFileItemList &items) const;
/*!
* @brief Get the instance of a peripheral given it's path.
* @param strPath The path to the peripheral.
* @return The peripheral or NULL if it wasn't found.
*/
PeripheralPtr GetByPath(const std::string &strPath) const;
/*!
* @brief Try to let one of the peripherals handle an action.
* @param action The change to handle.
* @return True when this change was handled by a peripheral (and should not be handled by anything else), false otherwise.
*/
bool OnAction(const CAction &action);
/*!
* @brief Check whether there's a peripheral that reports to be muted.
* @return True when at least one peripheral reports to be muted, false otherwise.
*/
bool IsMuted();
/*!
* @brief Try to toggle the mute status via a peripheral.
* @return True when this change was handled by a peripheral (and should not be handled by anything else), false otherwise.
*/
bool ToggleMute();
/*!
* @brief Try to toggle the playing device state via a peripheral.
* @param mode Whether to activate, put on standby or toggle the source.
* @return True when the playing device has been switched on, false otherwise.
*/
bool ToggleDeviceState(const CecStateChange mode = STATE_SWITCH_TOGGLE);
/*!
* @brief Try to mute the audio via a peripheral.
* @return True when this change was handled by a peripheral (and should not be handled by anything else), false otherwise.
*/
bool Mute() { return ToggleMute(); } //! @todo CEC only supports toggling the mute status at this time
/*!
* @brief Try to unmute the audio via a peripheral.
* @return True when this change was handled by a peripheral (and should not be handled by anything else), false otherwise.
*/
bool UnMute() { return ToggleMute(); } //! @todo CEC only supports toggling the mute status at this time
/*!
* @brief Try to get a keypress from a peripheral.
* @param frameTime The current frametime.
* @param key The fetched key.
* @return True when a keypress was fetched, false otherwise.
*/
bool GetNextKeypress(float frameTime, CKey &key);
/*!
* @brief Register with the event scanner to control scan timing
* @return A handle that unregisters itself when expired
*/
EventPollHandlePtr RegisterEventPoller();
/*!
* @brief Register with the event scanner to disable event processing
* @return A handle that unregisters itself when expired
*/
EventLockHandlePtr RegisterEventLock();
/*!
*
*/
void OnUserNotification();
/*!
* @brief Request peripherals with the specified feature to perform a quick test
* @return true if any peripherals support the feature, false otherwise
*/
void TestFeature(PeripheralFeature feature);
/*!
* \brief Request all devices with power-off support to power down
*/
void PowerOffDevices();
bool SupportsCEC() const
{
#if defined(HAVE_LIBCEC)
return true;
#else
return false;
#endif
}
// implementation of IEventScannerCallback
void ProcessEvents(void) override;
/*!
* \brief Initialize button mapping
*
* This command enables button mapping on all busses. Button maps allow
* connect events from the driver to the higher-level features used by
* controller profiles.
*
* If user input is required, a blocking dialog may be shown.
*/
void EnableButtonMapping();
/*!
* \brief Get an add-on that can provide button maps for a device
* \return An add-on that provides button maps, or empty if no add-on is found
*/
PeripheralAddonPtr GetAddonWithButtonMap(const CPeripheral* device);
/*!
* \brief Reset all button maps to the defaults for all devices and the given controller
* \param controllerId The controller profile to reset
* @todo Add a device parameter to allow resetting button maps per-device
*/
void ResetButtonMaps(const std::string& controllerId);
/*!
* \brief Register a button mapper interface
* \param mapper The button mapper
*
* Clients implementing the IButtonMapper interface call
* \ref CPeripherals::RegisterJoystickButtonMapper to register themselves
* as eligible for button mapping commands.
*
* When registering the mapper is forwarded to all peripherals. See
* \ref CPeripheral::RegisterJoystickButtonMapper for what is done to the
* mapper after being given to the peripheral.
*/
void RegisterJoystickButtonMapper(KODI::JOYSTICK::IButtonMapper* mapper);
/*!
* \brief Unregister a button mapper interface
* \param mapper The button mapper
*/
void UnregisterJoystickButtonMapper(KODI::JOYSTICK::IButtonMapper* mapper);
// implementation of ISettingCallback
void OnSettingChanged(std::shared_ptr<const CSetting> setting) override;
void OnSettingAction(std::shared_ptr<const CSetting> setting) override;
// implementation of IMessageTarget
void OnApplicationMessage(KODI::MESSAGING::ThreadMessage* pMsg) override;
int GetMessageMask() override;
// implementation of IAnnouncer
void Announce(ANNOUNCEMENT::AnnouncementFlag flag, const char *sender, const char *message, const CVariant &data) override;
/*!
* \brief Access the input manager passed to the constructor
*/
CInputManager &GetInputManager() { return m_inputManager; }
/*!
* \brief Access controller profiles through the construction parameter
*/
KODI::GAME::CControllerManager &GetControllerProfiles() { return m_controllerProfiles; }
private:
bool LoadMappings();
bool GetMappingForDevice(const CPeripheralBus &bus, PeripheralScanResult& result) const;
static void GetSettingsFromMappingsFile(TiXmlElement *xmlNode, std::map<std::string, PeripheralDeviceSetting> &m_settings);
void OnDeviceChanged();
// Construction parameters
CInputManager &m_inputManager;
KODI::GAME::CControllerManager &m_controllerProfiles;
#if !defined(HAVE_LIBCEC)
bool m_bMissingLibCecWarningDisplayed = false;
#endif
std::vector<PeripheralBusPtr> m_busses;
std::vector<PeripheralDeviceMapping> m_mappings;
std::unique_ptr<CEventScanner> m_eventScanner;
mutable CCriticalSection m_critSectionBusses;
mutable CCriticalSection m_critSectionMappings;
};
}
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