ProSysLib: Dissecting the Process

// PSLMonitors.cpp : Implementation of CPSLMonitors

#include "stdafx.h"
#include "PSLMonitor.h"
#include "PSLMonitors.h"


CPSLMonitors::CPSLMonitors()
{
}

HRESULT CPSLMonitors::OnIndexOutOfRange()
{
	return MakeException(exIndexOutOfRange);
}

HRESULT CPSLMonitors::FinalConstruct()
{
	PSL_BEGIN

	InternalUpdate();
	
	PSL_END
}

void CPSLMonitors::FinalRelease()
{
}

BOOL CALLBACK CPSLMonitors::MonitorEnumProc(HMONITOR hMonitor, HDC hdcMonitor, LPRECT lprcMonitor, LPARAM dwData)
{
	vector<HMONITOR> * pMonitors = (vector<HMONITOR>*)dwData;
	pMonitors->push_back(hMonitor);
	return TRUE;
}

void CPSLMonitors::InternalUpdate()
{
	CCritSecLock cs(m_csCollection);
	m_coll.clear();

	vector<HMONITOR> monitors;
	::EnumDisplayMonitors(NULL, NULL, MonitorEnumProc, (LPARAM)&monitors);

	CComObject<CPSLMonitor> * pMonitor = NULL;
	for(vector<HMONITOR>::iterator i = monitors.begin();i != monitors.end();i ++)
	{
		if(CComObject<CPSLMonitor>::CreateInstance(&pMonitor) == S_OK)
		{
			pMonitor->Initialize((*i));
			m_coll.push_back(CComPtr<IPSLMonitor>(pMonitor));
		}
	}
}

////////////////////////////////////////////////////////////////////////
// Interface Implementation;
////////////////////////////////////////////////////////////////////////

STDMETHODIMP CPSLMonitors::Update()
{
	PSL_BEGIN

	InternalUpdate();

	PSL_END
}