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Diffstat (limited to 'source/OSSupport/IsThread.h')
-rw-r--r-- | source/OSSupport/IsThread.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/source/OSSupport/IsThread.h b/source/OSSupport/IsThread.h new file mode 100644 index 000000000..2a4451a4a --- /dev/null +++ b/source/OSSupport/IsThread.h @@ -0,0 +1,84 @@ + +// IsThread.h + +// Interfaces to the cIsThread class representing an OS-independent wrapper for a class that implements a thread. +// This class will eventually suupersede the old cThread class + +/* +Usage: +To have a new thread, declare a class descending from cIsClass. +Then override its Execute() method to provide your thread processing. +In the descending class' constructor call the Start() method to start the thread once you're finished with initialization. +*/ + + + + + +#pragma once +#ifndef CISTHREAD_H_INCLUDED +#define CISTHREAD_H_INCLUDED + + + + + +class cIsThread +{ +protected: + /// This is the main thread entrypoint + virtual void Execute(void) = 0; + + /// The overriden Execute() method should check this value periodically and terminate if this is true + volatile bool m_ShouldTerminate; + +public: + cIsThread(const AString & iThreadName); + ~cIsThread(); + + /// Starts the thread; returns without waiting for the actual start + bool Start(void); + + /// Waits for the thread to finish. Doesn't signalize the ShouldTerminate flag + bool Wait(void); + + /// Returns the OS-dependent thread ID for the caller's thread + static unsigned long GetCurrentID(void); + +private: + AString m_ThreadName; + + #ifdef _WIN32 + + HANDLE m_Handle; + + static DWORD_PTR __stdcall thrExecute(LPVOID a_Param) + { + ((cIsThread *)a_Param)->Execute(); + return 0; + } + + #else // _WIN32 + + pthread_t m_Handle; + bool m_HasStarted; + + static void * thrExecute(void * a_Param) + { + ((cIsThread *)a_Param)->Execute(); + return NULL; + } + + #endif // else _WIN32 + +} ; + + + + + +#endif // CISTHREAD_H_INCLUDED + + + + |