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// ©2013 Cameron Desrochers
#include "simplethread.h"
#if defined(_WIN32)
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
struct SimpleThread::ThreadRef
{
HANDLE handle;
static DWORD WINAPI ThreadProc(LPVOID param)
{
auto threadRef = static_cast<ThreadRef*>(param);
threadRef->callbackFunc(threadRef->callbackObj);
return 0;
}
ThreadRef(void* callbackObj, CallbackFunc callbackFunc)
: callbackObj(callbackObj), callbackFunc(callbackFunc)
{
}
void* callbackObj;
CallbackFunc callbackFunc;
};
void SimpleThread::startThread(void* callbackObj, CallbackFunc callbackFunc)
{
thread = new ThreadRef(callbackObj, callbackFunc);
thread->handle = CreateThread(NULL, StackSize, &ThreadRef::ThreadProc, thread, 0, NULL);
}
void SimpleThread::join()
{
if (thread != nullptr && thread->handle != NULL) {
WaitForSingleObject(thread->handle, INFINITE);
CloseHandle(thread->handle);
thread->handle = NULL;
}
}
#else
#include <thread>
struct SimpleThread::ThreadRef
{
std::thread thread;
static void threadProc(ThreadRef* threadRef)
{
threadRef->callbackFunc(threadRef->callbackObj);
}
ThreadRef(void* callbackObj, CallbackFunc callbackFunc)
: callbackObj(callbackObj), callbackFunc(callbackFunc)
{
}
void* callbackObj;
CallbackFunc callbackFunc;
};
void SimpleThread::startThread(void* callbackObj, CallbackFunc callbackFunc)
{
thread = new ThreadRef(callbackObj, callbackFunc);
thread->thread = std::thread(&ThreadRef::threadProc, thread);
}
void SimpleThread::join()
{
if (thread != nullptr && thread->thread.joinable()) {
thread->thread.join();
}
}
#endif
SimpleThread::~SimpleThread()
{
if (thread != nullptr) {
join();
delete thread;
}
}
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