mirror of
https://github.com/eclipse-openvehicle-api/openvehicle-api.git
synced 2026-02-05 15:18:45 +00:00
477 lines
21 KiB
C
477 lines
21 KiB
C
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#ifndef SDV_APP_CONTROL_H
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#define SDV_APP_CONTROL_H
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#include "sdv_core.h"
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#include "../interfaces/app.h"
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#include "../interfaces/config.h"
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#include "interface_ptr.h"
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#include "local_service_access.h"
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namespace sdv
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{
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namespace app
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{
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/**
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* @brief Application control class.
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*/
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class CAppControl : public IInterfaceAccess, public IAppEvent
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{
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public:
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/**
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* @brief Default constructor; doesn't start the application control.
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*/
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CAppControl() = default;
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/**
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* @brief Constructor; starts the application control with the supplied configuration.
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* @param[in] rssConfig Reference to the configuration string.
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*/
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CAppControl(const std::string& rssConfig) : CAppControl()
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{
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Startup(rssConfig);
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}
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/**
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* @brief Shuts down during destruction if not explicitly done before.
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*/
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~CAppControl()
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{
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Shutdown();
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}
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// Interface map
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BEGIN_SDV_INTERFACE_MAP()
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SDV_INTERFACE_ENTRY(IAppEvent)
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END_SDV_INTERFACE_MAP()
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/**
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* @brief Starts the application control with the supplied configuration.
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* @param[in] rssConfig Reference to the configuration string.
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* @return Returns 'true' on success; otherwise returns 'false'.
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*/
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bool Startup(const std::string& rssConfig)
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{
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IAppControl* pAppControl = core::GetCore() ? core::GetCore<IAppControl>() : nullptr;
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if (!pAppControl) return false;
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if (m_eState != EAppOperationState::not_started) return false;
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try
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{
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// Start the application control
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bool bRet = pAppControl->Startup(rssConfig, this);
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// Get the application context
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const IAppContext* pAppContext = core::GetCore<IAppContext>();
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if (pAppContext)
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{
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m_eContext = pAppContext->GetContextType();
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m_uiInstanceID = pAppContext->GetInstanceID();
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m_uiRetries = pAppContext->GetRetries();
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}
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// Automatically connect to the server
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if (m_eContext == EAppContext::external)
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{
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// Try to connect
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m_ptrServerRepository = sdv::com::ConnectToLocalServerRepository(m_uiInstanceID, m_uiRetries);
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if (!m_ptrServerRepository)
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{
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if (!ConsoleIsSilent())
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std::cerr << "ERROR: Failed to connect to the server repository." << std::endl;
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Shutdown();
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return false;
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}
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// Get access to the module control service
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sdv::core::IObjectAccess* pObjectAccess = m_ptrServerRepository.GetInterface<sdv::core::IObjectAccess>();
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const sdv::core::IRepositoryControl* pRepoControl = nullptr;
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if (pObjectAccess)
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pRepoControl = sdv::TInterfaceAccessPtr(pObjectAccess->GetObject("RepositoryService")).
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GetInterface<sdv::core::IRepositoryControl>();
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if (!pRepoControl)
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{
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if (!ConsoleIsSilent())
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std::cerr << "ERROR: Failed to access the server repository." << std::endl;
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return false;
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}
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// Link the local repository to the server repository.
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sdv::core::ILinkCoreRepository* pLinkCoreRepo =
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sdv::core::GetObject<sdv::core::ILinkCoreRepository>("RepositoryService");
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if (!pLinkCoreRepo)
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{
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if (!ConsoleIsSilent())
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std::cerr << "ERROR: Cannot link local and server repositories." << std::endl;
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return false;
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}
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pLinkCoreRepo->LinkCoreRepository(m_ptrServerRepository);
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}
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return bRet;
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}
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catch (const XSysExcept& rxException)
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{
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if (!ConsoleIsSilent())
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std::cerr << "ERROR: " << rxException.what() << std::endl;
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return false;
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}
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}
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/**
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* @brief Running loop until shutdown request is triggered.
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* @return Returns whether running the loop was successful.
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*/
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bool RunLoop()
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{
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IAppControl* pAppControl = core::GetCore() ? core::GetCore<IAppControl>() : nullptr;
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if (!pAppControl) return false;
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try
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{
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pAppControl->RunLoop();
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} catch (const XSysExcept&)
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{
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return false;
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}
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return true;
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}
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/**
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* @brief Shutdown the application control
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* @attention The created objects are destroyed and the module unloaded in reverse order of their creation.
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*/
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void Shutdown()
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{
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// Disconnect local and remote repositories.
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if (m_ptrServerRepository)
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{
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// Link the local repository to the server repository.
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sdv::core::ILinkCoreRepository* pLinkCoreRepo =
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sdv::core::GetObject<sdv::core::ILinkCoreRepository>("RepositoryService");
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if (!pLinkCoreRepo)
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{
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if (!ConsoleIsSilent())
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std::cerr << "ERROR: Cannot unlink local and server repositories." << std::endl;
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} else
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pLinkCoreRepo->UnlinkCoreRepository();
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}
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// Disconnect from the server (if connected at all).
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m_ptrServerRepository.Clear();
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// Shutdown.
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IAppControl* pAppControl = core::GetCore() ? core::GetCore<IAppControl>() : nullptr;
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try
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{
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if (pAppControl) pAppControl->Shutdown(false);
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} catch (const XSysExcept&)
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{
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if (!ConsoleIsSilent())
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std::cerr << "ERROR: Failed to shutdown app control." << std::endl;
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}
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m_eContext = EAppContext::no_context;
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m_uiInstanceID = 0u;
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}
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/**
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* @brief Is the system running?
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* @return Returns whether the system is running.
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*/
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bool IsRunning() const
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{
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return m_eState == EAppOperationState::running;
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}
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/**
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* @brief Get the SDV_FRAMEWORK_RUNTIME environment variable for this application.
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* @return Path directing to the SDV V-API Framework directory if available or an empty path if not.
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*/
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static std::filesystem::path GetFrameworkRuntimeDirectory()
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{
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#ifdef _WIN32
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const wchar_t* szFrameworkDir = _wgetenv(L"SDV_FRAMEWORK_RUNTIME");
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if (!szFrameworkDir) return {};
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return szFrameworkDir;
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#elif defined __unix__
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const char* szFrameworkDir = getenv("SDV_FRAMEWORK_RUNTIME");
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if (!szFrameworkDir) return {};
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return szFrameworkDir;
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#else
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#error The OS is not supported!
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#endif
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}
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/**
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* @brief Set or overwrite the SDV_FRAMEWORK_RUNTIME environment variable for this application.
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* @param[in] rpathDir Reference of the path directing to the SDV V-API Framework directory.
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*/
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static void SetFrameworkRuntimeDirectory(const std::filesystem::path& rpathDir)
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{
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#ifdef _WIN32
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// NOTE: In windows there are two environment variable stacks which need to be updated.
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std::ignore = SetEnvironmentVariable(L"SDV_FRAMEWORK_RUNTIME", rpathDir.native().c_str());
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std::ignore = _wputenv((std::wstring(L"SDV_FRAMEWORK_RUNTIME=") + rpathDir.native()).c_str());
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#elif defined __unix__
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std::ignore = setenv("SDV_FRAMEWORK_RUNTIME", rpathDir.generic_u8string().c_str(), 1);
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#else
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#error The OS is not supported!
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#endif
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}
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/**
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* @brief Get the SDV_COMPONENT_INSTALL environment variable for this application.
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* @return Path directing to the SDV V-API component installation directory if available or an empty path if not.
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*/
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static std::filesystem::path GetComponentInstallDirectory()
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{
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#ifdef _WIN32
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const wchar_t* szComponentDir = _wgetenv(L"SDV_COMPONENT_INSTALL");
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if (!szComponentDir) return {};
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return szComponentDir;
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#elif defined __unix__
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const char* szComponentDir = getenv("SDV_COMPONENT_INSTALL");
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if (!szComponentDir) return {};
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return szComponentDir;
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#else
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#error The OS is not supported!
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#endif
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}
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/**
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* @brief Set or overwrite the SDV_COMPONENT_INSTALL environment variable for this application.
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* @param[in] rpathDir Reference of the path directing to the SDV V-API component installation directory.
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*/
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static void SetComponentInstallDirectory(const std::filesystem::path& rpathDir)
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{
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#ifdef _WIN32
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// NOTE: In windows there are two environment variable stacks which need to be updated.
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std::ignore = SetEnvironmentVariable(L"SDV_COMPONENT_INSTALL", rpathDir.native().c_str());
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std::ignore = _wputenv((std::wstring(L"SDV_COMPONENT_INSTALL=") + rpathDir.native()).c_str());
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#elif defined __unix__
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std::ignore = setenv("SDV_COMPONENT_INSTALL", rpathDir.generic_u8string().c_str(), 1);
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#else
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#error The OS is not supported!
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#endif
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}
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/**
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* @brief Get the application context.
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* @return The application context.
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*/
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EAppContext GetAppContext() const
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{
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return m_eContext;
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}
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/**
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* @brief Get the core instance ID.
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* @return The core instance ID.
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*/
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uint32_t GetInstanceID() const
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{
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return m_uiInstanceID;
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}
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/**
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* @brief Set the operation to running mode.
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* @pre The system is operating in configuration mode.
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*/
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void SetRunningMode()
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{
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IAppOperation* pAppOperation = core::GetObject<IAppOperation>("AppControlService");
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if (pAppOperation)
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pAppOperation->SetRunningMode();
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}
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/**
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* @brief Is the system in configuration state?
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* @return Returns whether the system is being configured.
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*/
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bool IsConfiguring() const
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{
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return m_eState == EAppOperationState::configuring;
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}
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/**
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* @brief Set the operation to config mode.
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* @pre The system is operating in running mode.
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*/
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void SetConfigMode()
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{
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IAppOperation* pAppOperation = core::GetObject<IAppOperation>("AppControlService");
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if (pAppOperation)
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pAppOperation->SetConfigMode();
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}
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/**
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* @brief Process the provided configuration by loading modules and creating objects/stubs/proxies defined in the
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* configuration string.
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* @attention Configuration changes can only occur when the system is in configuration mode.
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* @param[in] ssContent The contents of the configuration file (TOML).
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* @return Returns 'true' on success; 'false' otherwise.
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*/
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core::EConfigProcessResult ProcessConfig(/*in*/ const sdv::u8string& ssContent)
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{
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core::IConfig* pAppConfig = nullptr;
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sdv::TInterfaceAccessPtr ptrConfigObj = core::GetObject("ConfigService");
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if (ptrConfigObj) pAppConfig = ptrConfigObj.GetInterface<core::IConfig>();
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if (!pAppConfig) return core::EConfigProcessResult::failed;
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bool bRunning = IsRunning();
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SetConfigMode();
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core::EConfigProcessResult eResult = pAppConfig->ProcessConfig(ssContent);
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if (bRunning) SetRunningMode();
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return eResult;
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}
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/**
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* @brief Read file pointed to by the provided file path and load modules and create objects/stubs/proxies as defined
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* in the configuration file.
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* @attention Configuration changes can only occur when the system is in configuration mode.
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* @param[in] ssFilename Path to the file containing the configuration (TOML). The path can be absolute as well as relative.
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* In case a relative path is provided, the current directory is searched as well as all directories supplied through
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* the AddConfigSearchDir function.
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* @return Returns 'true' on success; 'false' otherwise.
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*/
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core::EConfigProcessResult LoadConfig(/*in*/ const sdv::u8string& ssFilename)
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{
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core::IConfig* pAppConfig = nullptr;
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sdv::TInterfaceAccessPtr ptrConfigObj = core::GetObject("ConfigService");
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if (ptrConfigObj) pAppConfig = ptrConfigObj.GetInterface<core::IConfig>();
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if (!pAppConfig) return core::EConfigProcessResult::failed;
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bool bRunning = IsRunning();
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SetConfigMode();
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core::EConfigProcessResult eResult = pAppConfig->LoadConfig(ssFilename);
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if (bRunning) SetRunningMode();
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return eResult;
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}
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/**
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* @brief Add a search path to a folder where a config file can be found.
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* @param[in] rpathDir Reference to the relative or absolute path to an existing folder.
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* @return Returns 'true' on success; 'false' otherwise.
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*/
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bool AddConfigSearchDir(/*in*/ const std::filesystem::path& rpathDir)
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{
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core::IConfig* pAppConfig = nullptr;
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sdv::TInterfaceAccessPtr ptrConfigObj = core::GetObject("ConfigService");
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if (ptrConfigObj) pAppConfig = ptrConfigObj.GetInterface<core::IConfig>();
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if (!pAppConfig) return false;
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return pAppConfig->AddConfigSearchDir(rpathDir.generic_u8string());
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}
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/**
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* @brief Add a search path to a folder where a config file can be found.
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* @param[in] ssDir Relative or absolute path to an existing folder.
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* @return Returns 'true' on success; 'false' otherwise.
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*/
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bool AddConfigSearchDir(/*in*/ const sdv::u8string& ssDir)
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{
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core::IConfig* pAppConfig = nullptr;
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sdv::TInterfaceAccessPtr ptrConfigObj = core::GetObject("ConfigService");
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if (ptrConfigObj) pAppConfig = ptrConfigObj.GetInterface<core::IConfig>();
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||
|
|
if (!pAppConfig) return false;
|
||
|
|
return pAppConfig->AddConfigSearchDir(ssDir);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Add a search path to a folder where a config file can be found.
|
||
|
|
* @param[in] ssDir Relative or absolute path to an existing folder.
|
||
|
|
* @return Returns 'true' on success; 'false' otherwise.
|
||
|
|
*/
|
||
|
|
bool AddConfigSearchDir(/*in*/ const std::string& ssDir)
|
||
|
|
{
|
||
|
|
core::IConfig* pAppConfig = nullptr;
|
||
|
|
sdv::TInterfaceAccessPtr ptrConfigObj = core::GetObject("ConfigService");
|
||
|
|
if (ptrConfigObj) pAppConfig = ptrConfigObj.GetInterface<core::IConfig>();
|
||
|
|
if (!pAppConfig) return false;
|
||
|
|
return pAppConfig->AddConfigSearchDir(ssDir);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Add a search path to a folder where a config file can be found.
|
||
|
|
* @param[in] szDir Zero terminated string to the relative or absolute path to an existing folder.
|
||
|
|
* @return Returns 'true' on success; 'false' otherwise.
|
||
|
|
*/
|
||
|
|
bool AddConfigSearchDir(/*in*/ const char* szDir)
|
||
|
|
{
|
||
|
|
if (!szDir) return false;
|
||
|
|
core::IConfig* pAppConfig = nullptr;
|
||
|
|
sdv::TInterfaceAccessPtr ptrConfigObj = core::GetObject("ConfigService");
|
||
|
|
if (ptrConfigObj) pAppConfig = ptrConfigObj.GetInterface<core::IConfig>();
|
||
|
|
if (!pAppConfig) return false;
|
||
|
|
return pAppConfig->AddConfigSearchDir(szDir);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Add a search path to a folder where a module can be found.
|
||
|
|
* @param[in] rpathDir Reference to the relative or absolute path to an existing folder.
|
||
|
|
* @return Returns 'true' on success; 'false' otherwise.
|
||
|
|
*/
|
||
|
|
bool AddModuleSearchDir(/*in*/ const std::filesystem::path& rpathDir)
|
||
|
|
{
|
||
|
|
sdv::core::IModuleControlConfig* pModuleConfig = sdv::core::GetCore<sdv::core::IModuleControlConfig>();
|
||
|
|
if (!pModuleConfig) return false;
|
||
|
|
return pModuleConfig->AddModuleSearchDir(rpathDir.generic_u8string());
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Add a search path to a folder where a module can be found.
|
||
|
|
* @param[in] rssDir Reference to the relative or absolute path to an existing folder.
|
||
|
|
* @return Returns 'true' on success; 'false' otherwise.
|
||
|
|
*/
|
||
|
|
bool AddModuleSearchDir(/*in*/ const sdv::u8string& rssDir)
|
||
|
|
{
|
||
|
|
sdv::core::IModuleControlConfig* pModuleConfig = sdv::core::GetCore<sdv::core::IModuleControlConfig>();
|
||
|
|
if (!pModuleConfig) return false;
|
||
|
|
return pModuleConfig->AddModuleSearchDir(rssDir);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Add a search path to a folder where a module can be found.
|
||
|
|
* @param[in] rssDir Reference to the relative or absolute path to an existing folder.
|
||
|
|
* @return Returns 'true' on success; 'false' otherwise.
|
||
|
|
*/
|
||
|
|
bool AddModuleSearchDir(/*in*/ const std::string& rssDir)
|
||
|
|
{
|
||
|
|
sdv::core::IModuleControlConfig* pModuleConfig = sdv::core::GetCore<sdv::core::IModuleControlConfig>();
|
||
|
|
if (!pModuleConfig) return false;
|
||
|
|
return pModuleConfig->AddModuleSearchDir(rssDir);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Add a search path to a folder where a module can be found.
|
||
|
|
* @param[in] szDir Zero terminated string to the relative or absolute path to an existing folder.
|
||
|
|
* @return Returns 'true' on success; 'false' otherwise.
|
||
|
|
*/
|
||
|
|
bool AddModuleSearchDir(/*in*/ const char* szDir)
|
||
|
|
{
|
||
|
|
if (!szDir) return false;
|
||
|
|
sdv::core::IModuleControlConfig* pModuleConfig = sdv::core::GetCore<sdv::core::IModuleControlConfig>();
|
||
|
|
if (!pModuleConfig) return false;
|
||
|
|
return pModuleConfig->AddModuleSearchDir(szDir);
|
||
|
|
}
|
||
|
|
|
||
|
|
private:
|
||
|
|
/**
|
||
|
|
* @brief Process the event. Overload of IAppEvent::ProcessEvent.
|
||
|
|
* @param[inout] sEvent Event structure containing the information to process.
|
||
|
|
*/
|
||
|
|
virtual void ProcessEvent(/*inout*/ SAppEvent& sEvent) override
|
||
|
|
{
|
||
|
|
// Only process state change events
|
||
|
|
if (sEvent.uiEventID != EVENT_OPERATION_STATE_CHANGED) return;
|
||
|
|
|
||
|
|
m_eState = static_cast<EAppOperationState>(sEvent.uiInfo);
|
||
|
|
}
|
||
|
|
|
||
|
|
EAppOperationState m_eState = EAppOperationState::not_started; ///< Application state.
|
||
|
|
EAppContext m_eContext = EAppContext::no_context; ///< Application context.
|
||
|
|
uint32_t m_uiInstanceID = 0u; ///< Core instance.
|
||
|
|
uint32_t m_uiRetries = 0u; ///< Number of retries to establish a connection.
|
||
|
|
sdv::TObjectPtr m_ptrServerRepository; ///< Server repository interface.
|
||
|
|
};
|
||
|
|
} // namespace app
|
||
|
|
} // namespace sdv
|
||
|
|
#endif // !defined SDV_APP_CONTROL_H
|