CreateEvent Sample code
#include "afxwin.h"
#include
#include
DWORD ThreadFunction( LPVOID lpArg );
void main()
{
HANDLE hEvent;
HANDLE hThread;
DWORD dwThreadID;
hEvent = CreateEvent( NULL, FALSE, FALSE, NULL );
if( hEvent == NULL ) //oops!
{
printf( "CreateEvent() failed!\n" );
return;
}
hThread = CreateThread( NULL, NULL, (LPTHREAD_START_ROUTINE)ThreadFunction,
(LPVOID)hEvent, NULL, &dwThreadID );
if( hThread == NULL ) //oops!
{
printf( "CreateThread() failed!\n" );
CloseHandle( hEvent );
return;
}
printf( "\nmain() - Waiting..." );
WaitForSingleObject( hEvent, INFINITE );
printf( "\nmain() - wait over.\n" );
//clean-up
CloseHandle( hEvent );
CloseHandle( hThread );
printf( "\nPress any key.\n" );
getch();
}
DWORD ThreadFunction( LPVOID lpArg )
{
HANDLE hEvent = (HANDLE)lpArg;
printf( "\nThreadFunction() - Sleeping for 4 seconds..." );
Sleep( 4000 ); //sleep for 4 seconds
printf( "done. Setting event.\n" );
SetEvent( hEvent ); //set the event state to signalled
return 0L;
}
#include
#include
DWORD ThreadFunction( LPVOID lpArg );
void main()
{
HANDLE hEvent;
HANDLE hThread;
DWORD dwThreadID;
hEvent = CreateEvent( NULL, FALSE, FALSE, NULL );
if( hEvent == NULL ) //oops!
{
printf( "CreateEvent() failed!\n" );
return;
}
hThread = CreateThread( NULL, NULL, (LPTHREAD_START_ROUTINE)ThreadFunction,
(LPVOID)hEvent, NULL, &dwThreadID );
if( hThread == NULL ) //oops!
{
printf( "CreateThread() failed!\n" );
CloseHandle( hEvent );
return;
}
printf( "\nmain() - Waiting..." );
WaitForSingleObject( hEvent, INFINITE );
printf( "\nmain() - wait over.\n" );
//clean-up
CloseHandle( hEvent );
CloseHandle( hThread );
printf( "\nPress any key.\n" );
getch();
}
DWORD ThreadFunction( LPVOID lpArg )
{
HANDLE hEvent = (HANDLE)lpArg;
printf( "\nThreadFunction() - Sleeping for 4 seconds..." );
Sleep( 4000 ); //sleep for 4 seconds
printf( "done. Setting event.\n" );
SetEvent( hEvent ); //set the event state to signalled
return 0L;
}
Labels: MFC