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ConsoleClose.cpp
63 lines (52 loc) · 1.05 KB
/
ConsoleClose.cpp
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// ConsoleClose.cpp
#include "StdAfx.h"
#include "ConsoleClose.h"
static int g_BreakCounter = 0;
static const int kBreakAbortThreshold = 2;
namespace NConsoleClose {
static BOOL WINAPI HandlerRoutine(DWORD ctrlType)
{
if (ctrlType == CTRL_LOGOFF_EVENT)
{
// printf("\nCTRL_LOGOFF_EVENT\n");
return TRUE;
}
g_BreakCounter++;
if (g_BreakCounter < kBreakAbortThreshold)
return TRUE;
return FALSE;
/*
switch(ctrlType)
{
case CTRL_C_EVENT:
case CTRL_BREAK_EVENT:
if (g_BreakCounter < kBreakAbortThreshold)
return TRUE;
}
return FALSE;
*/
}
bool TestBreakSignal()
{
/*
if (g_BreakCounter > 0)
return true;
*/
return (g_BreakCounter > 0);
}
void CheckCtrlBreak()
{
if (TestBreakSignal())
throw CCtrlBreakException();
}
CCtrlHandlerSetter::CCtrlHandlerSetter()
{
if(!SetConsoleCtrlHandler(HandlerRoutine, TRUE))
throw "SetConsoleCtrlHandler fails";
}
CCtrlHandlerSetter::~CCtrlHandlerSetter()
{
if(!SetConsoleCtrlHandler(HandlerRoutine, FALSE))
throw "SetConsoleCtrlHandler fails";
}
}