// XTPFlowGraphPages.cpp : implementation of the CXTPFlowGraphPages class.
//
// This file is a part of the XTREME TOOLKIT PRO MFC class library.
// (c)1998-2012 Codejock Software, All Rights Reserved.
//
// THIS SOURCE FILE IS THE PROPERTY OF CODEJOCK SOFTWARE AND IS NOT TO BE
// RE-DISTRIBUTED BY ANY MEANS WHATSOEVER WITHOUT THE EXPRESSED WRITTEN
// CONSENT OF CODEJOCK SOFTWARE.
//
// THIS SOURCE CODE CAN ONLY BE USED UNDER THE TERMS AND CONDITIONS OUTLINED
// IN THE XTREME TOOLKIT PRO LICENSE AGREEMENT. CODEJOCK SOFTWARE GRANTS TO
// YOU (ONE SOFTWARE DEVELOPER) THE LIMITED RIGHT TO USE THIS SOFTWARE ON A
// SINGLE COMPUTER.
//
// CONTACT INFORMATION:
// support@codejock.com
// http://www.codejock.com
//
/////////////////////////////////////////////////////////////////////////////

#include "stdafx.h"

#include "Common/XTPPropExchange.h"

#include "XTPFlowGraphPage.h"
#include "XTPFlowGraphPages.h"
#include "XTPFlowGraphControl.h"
#include "XTPFlowGraphUndoManager.h"


CXTPFlowGraphPages::CXTPFlowGraphPages(CXTPFlowGraphControl* pControl)
{
	m_pControl = pControl;



}

CXTPFlowGraphPages::~CXTPFlowGraphPages()
{
	RemoveAll();
}

void CXTPFlowGraphPages::RemoveAll()
{
	if (m_arrPages.GetSize() == 0)
		return;

	for (int i = 0; i < m_arrPages.GetSize(); i++)
	{
		m_arrPages[i]->OnRemoved();
		m_arrPages[i]->m_pControl = NULL;
		m_arrPages[i]->InternalRelease();
	}
	m_arrPages.RemoveAll();

	m_pControl->GetUndoManager()->Clear();
	m_pControl->OnGraphChanged();
}


CXTPFlowGraphPage* CXTPFlowGraphPages::AddPage(CXTPFlowGraphPage* pPage)
{
	m_arrPages.Add(pPage);
	pPage->m_pControl = m_pControl;

	return pPage;
}

CXTPFlowGraphPage* CXTPFlowGraphPages::FindPage(int nId) const
{
	for (int i = 0; i < m_arrPages.GetSize(); i++)
	{
		if (m_arrPages[i]->GetID() == nId)
			return m_arrPages[i];
	}
	return NULL;
}


void CXTPFlowGraphPages::Remove(CXTPFlowGraphPage* pPage)
{
	for (int i = 0; i < m_arrPages.GetSize(); i++)
	{
		if (m_arrPages[i] == pPage)
		{
			RemoveAt(i);
			return;
		}
	}
}

void CXTPFlowGraphPages::RemoveAt(int nIndex)
{
	if (nIndex < 0 || nIndex >= m_arrPages.GetSize())
		return;

	CXTPFlowGraphPage* pPage = m_arrPages[nIndex];

	m_arrPages.RemoveAt(nIndex);

	pPage->OnRemoved();
	pPage->m_pControl = NULL;
	pPage->InternalRelease();

	m_pControl->GetUndoManager()->Clear();
	m_pControl->OnGraphChanged();
}

void CXTPFlowGraphPages::DoPropExchange(CXTPPropExchange* pPX)
{
	CXTPPropExchangeEnumeratorPtr pEnumRecords(pPX->GetEnumerator(_T("Page")));

	if (pPX->IsStoring())
	{
		int nCount = (int)GetCount();
		POSITION pos = pEnumRecords->GetPosition((DWORD)nCount);

		for (int i = 0; i < nCount; i++)
		{
			CXTPFlowGraphPage* pPage = GetAt(i);
			ASSERT(pPage);

			CXTPPropExchangeSection sec(pEnumRecords->GetNext(pos));
			PX_Object(&sec, pPage, RUNTIME_CLASS(CXTPFlowGraphPage));

			BOOL bActive = m_pControl->GetActivePage() == pPage;
			PX_Bool(&sec, _T("Active"), bActive, FALSE);
		}
	}
	else
	{
		RemoveAll();

		POSITION pos = pEnumRecords->GetPosition();

		CXTPFlowGraphPage* pActivePage = NULL;

		while (pos)
		{
			CXTPFlowGraphPage* pPage = NULL;

			CXTPPropExchangeSection sec(pEnumRecords->GetNext(pos));

			if (!sec->ExchangeObjectInstance((CObject*&)pPage, RUNTIME_CLASS(CXTPFlowGraphPage)))
				AfxThrowArchiveException(CArchiveException::badClass);

			pPage->m_pControl = m_pControl;
			pPage->DoPropExchange(&sec);

			m_arrPages.Add(pPage);

			BOOL bActive = FALSE;
			PX_Bool(&sec, _T("Active"), bActive, FALSE);

			if (bActive)
				pActivePage = pPage;
		}

		m_pControl->SetActivePage(pActivePage);
	}
}