一个Windows C++的线程类实现(封装API,形成一个类,但不完善。其实可以学习一下Delphi的TThread的写法)
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Thread.h
- #ifndef __THREAD_H__
- #define __THREAD_H__
- #include <string>
- #include <windows.h>
- #include <process.h>
- class Runnable
- {
- public:
- virtual ~Runnable() {};
- virtual void Run() = 0;
- };
- class CThread : public Runnable
- {
- private:
- explicit CThread(const CThread & rhs);
- public:
- CThread();
- CThread(Runnable * pRunnable);
- CThread(const char * ThreadName, Runnable * pRunnable = NULL);
- CThread(std::string ThreadName, Runnable * pRunnable = NULL);
- ~CThread(void);
- /**
- 开始运行线程
- @arg bSuspend 开始运行时是否挂起
- **/
- bool Start(bool bSuspend = false);
- /**
- 运行的线程函数,可以使用派生类重写此函数
- **/
- virtual void Run();
- /**
- 当前执行此函数线程等待线程结束
- @arg timeout 等待超时时间,如果为负数,等待无限时长
- **/
- void Join(int timeout = -1);
- /**
- 恢复挂起的线程
- **/
- void Resume();
- /**
- 挂起线程
- **/
- void Suspend();
- /**
- 终止线程的执行
- **/
- bool Terminate(unsigned long ExitCode);
- unsigned int GetThreadID();
- std::string GetThreadName();
- void SetThreadName(std::string ThreadName);
- void SetThreadName(const char * ThreadName);
- private:
- static unsigned int WINAPI StaticThreadFunc(void * arg);
- private:
- HANDLE m_handle;
- Runnable * const m_pRunnable;
- unsigned int m_ThreadID;
- std::string m_ThreadName;
- volatile bool m_bRun;
- };
- #endif
Thread.cpp
- #include "Thread.h"
- CThread::CThread(void) :
- m_pRunnable(NULL),
- m_bRun(false)
- {
- }
- CThread::~CThread(void)
- {
- }
- CThread::CThread(Runnable * pRunnable) :
- m_ThreadName(""),
- m_pRunnable(pRunnable),
- m_bRun(false)
- {
- }
- CThread::CThread(const char * ThreadName, Runnable * pRunnable) :
- m_ThreadName(ThreadName),
- m_pRunnable(pRunnable),
- m_bRun(false)
- {
- }
- CThread::CThread(std::string ThreadName, Runnable * pRunnable) :
- m_ThreadName(ThreadName),
- m_pRunnable(pRunnable),
- m_bRun(false)
- {
- }
- bool CThread::Start(bool bSuspend)
- {
- if(m_bRun)
- {
- return true;
- }
- if(bSuspend)
- {
- m_handle = (HANDLE)_beginthreadex(NULL, 0, StaticThreadFunc, this, CREATE_SUSPENDED, &m_ThreadID);
- }
- else
- {
- m_handle = (HANDLE)_beginthreadex(NULL, 0, StaticThreadFunc, this, 0, &m_ThreadID);
- }
- m_bRun = (NULL != m_handle);
- return m_bRun;
- }
- void CThread::Run()
- {
- if(!m_bRun)
- {
- return;
- }
- if(NULL != m_pRunnable)
- {
- m_pRunnable->Run();
- }
- m_bRun = false;
- }
- void CThread::Join(int timeout)
- {
- if(NULL == m_handle || !m_bRun)
- {
- return;
- }
- if(timeout <= 0)
- {
- timeout = INFINITE;
- }
- ::WaitForSingleObject(m_handle, timeout);
- }
- void CThread::Resume()
- {
- if(NULL == m_handle || !m_bRun)
- {
- return;
- }
- ::ResumeThread(m_handle);
- }
- void CThread::Suspend()
- {
- if(NULL == m_handle || !m_bRun)
- {
- return;
- }
- ::SuspendThread(m_handle);
- }
- bool CThread::Terminate(unsigned long ExitCode)
- {
- if(NULL == m_handle || !m_bRun)
- {
- return true;
- }
- if(::TerminateThread(m_handle, ExitCode))
- {
- ::CloseHandle(m_handle);
- return true;
- }
- return false;
- }
- unsigned int CThread::GetThreadID()
- {
- return m_ThreadID;
- }
- std::string CThread::GetThreadName()
- {
- return m_ThreadName;
- }
- void CThread::SetThreadName(std::string ThreadName)
- {
- m_ThreadName = ThreadName;
- }
- void CThread::SetThreadName(const char * ThreadName)
- {
- if(NULL == ThreadName)
- {
- m_ThreadName = "";
- }
- else
- {
- m_ThreadName = ThreadName;
- }
- }
- unsigned int CThread::StaticThreadFunc(void * arg)
- {
- CThread * pThread = (CThread *)arg;
- pThread->Run();
- return 0;
- }
用法:
#include "Thread.h"
#include "ThreadPoolExecutor.h"
class R : public Runnable
{
public:
~R()
{
printf("~R/n");
}
void Run()
{
printf("Hello World/n");
}
};
int _tmain(int argc, _TCHAR* argv[])
{
R r;
CThread * t = NULL;
t = new CThread(&r);
t->Start();
t->Join();
getchar();
}
http://blog.csdn.net/huyiyang2010/article/details/5801597
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