easy7zip/CPP/Windows/Thread.h

// Windows/Thread.h

#ifndef __WINDOWS_THREAD_H
#define __WINDOWS_THREAD_H

// #include <process.h>

#include "Handle.h"
#include "Defs.h"

namespace NWindows {

class CThread: public CHandle
{
  bool IsOpen() const { return _handle != 0; }
public:
  bool Create(LPSECURITY_ATTRIBUTES threadAttributes, 
      SIZE_T stackSize, LPTHREAD_START_ROUTINE startAddress,
      LPVOID parameter, DWORD creationFlags, LPDWORD threadId)
  {
    _handle = ::CreateThread(threadAttributes, stackSize, startAddress,
        parameter, creationFlags, threadId);
    return (_handle != NULL);
  }
  bool Create(LPTHREAD_START_ROUTINE startAddress, LPVOID parameter)
  {
    DWORD threadId;
    return Create(NULL, 0, startAddress, parameter, 0, &threadId);
    /*
    _handle = (HANDLE)_beginthreadex(NULL, 0, startAddress, parameter, 0, NULL);
    return (_handle != NULL);
    */
  }

  DWORD Resume() { return ::ResumeThread(_handle); }
  DWORD Suspend() { return ::SuspendThread(_handle); }
  bool Terminate(DWORD exitCode) { return BOOLToBool(::TerminateThread(_handle, exitCode)); }
  int GetPriority() { return ::GetThreadPriority(_handle); }
  bool SetPriority(int priority) { return BOOLToBool(::SetThreadPriority(_handle, priority)); }

  bool Wait() 
  { 
    if (!IsOpen())
      return true;
    return (::WaitForSingleObject(_handle, INFINITE) == WAIT_OBJECT_0); 
  }
};

}

#endif