// ioexpdmsdlg.cpp : implementation file
//

#include "stdafx.h"
#include "geomative.h"
#include "ioexpdmsdlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CIOExpDmsDlg dialog


CIOExpDmsDlg::CIOExpDmsDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CIOExpDmsDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CIOExpDmsDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
}

void CIOExpDmsDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CIOExpDmsDlg)
	DDX_Control(pDX, IDC_TREE_EXP_DMS, m_dmsTree);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CIOExpDmsDlg, CDialog)
	//{{AFX_MSG_MAP(CIOExpDmsDlg)
	ON_WM_SHOWWINDOW()
	ON_NOTIFY(NM_CLICK, IDC_TREE_EXP_DMS, OnClickTreeExpDms)
	ON_NOTIFY(TVN_SELCHANGING, IDC_TREE_EXP_DMS, OnSelchangingTreeExpDms)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CIOExpDmsDlg message handlers

void CIOExpDmsDlg::OnShowWindow(BOOL bShow, UINT nStatus) 
{
	CDialog::OnShowWindow(bShow, nStatus);
	
	// TODO: Add your message handler code here
	CTreeCtrl* pIODmsTree = NULL;
	CRect rect;

	pIODmsTree = (CTreeCtrl*)(this->GetDlgItem(IDC_TREE_EXP_DMS));
	
	if (pIODmsTree != NULL)
	{
		GetClientRect(&rect);
		pIODmsTree->MoveWindow(&rect);
	}

	pIODmsTree = NULL;
}

BOOL CIOExpDmsDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
	m_dmsTree.ModifyStyle(0, TVS_HASLINES | TVS_LINESATROOT | TVS_HASBUTTONS | TVS_SHOWSELALWAYS | TVS_NOHSCROLL);

	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CIOExpDmsDlg::OnClickTreeExpDms(NMHDR* pNMHDR, LRESULT* pResult) 
{
	// TODO: Add your control notification handler code here
	HTREEITEM hHitItem = NULL;
	HTREEITEM hCurItem = NULL;
	HTREEITEM hPreItem = NULL;

	int iItemState = (int)VAL_ZERO;
	int iSelItemState = (int)VAL_ZERO;
	UINT uFlags = (UINT)VAL_ZERO;
	POINT treePoint;

	GetCursorPos(&treePoint);
	treePoint = GetCurrentMessage()->pt;

	m_dmsTree.ScreenToClient(&treePoint);
	hHitItem = m_dmsTree.HitTest(treePoint, &uFlags);
	m_dmsTree.ClientToScreen(&treePoint);

	if (hHitItem != NULL)
	{
		if(uFlags & TVHT_ONITEMSTATEICON)
		{
			hCurItem = 	hHitItem;

			while (NULL != hCurItem)
			{
				hPreItem = hCurItem;

				if ((hPreItem != hHitItem) && (m_dmsTree.GetCheck(hHitItem) == FALSE))
				{
					m_dmsTree.SetCheck(hPreItem, TRUE);
				}

				hCurItem = m_dmsTree.GetParentItem(hCurItem);
			}

			hPreItem = NULL;
			hCurItem = NULL;
			
			if ((m_dmsTree.ItemHasChildren(hHitItem) == TRUE) && (m_dmsTree.GetCheck(hHitItem) == TRUE))
			{
				hCurItem = m_dmsTree.GetChildItem(hHitItem);
				while (hCurItem)
				{
					if ((m_dmsTree.ItemHasChildren(hCurItem) == TRUE) && (m_dmsTree.GetCheck(hCurItem) == TRUE))
					{
						hPreItem = m_dmsTree.GetChildItem(hCurItem);
						while(hPreItem)
						{
							m_dmsTree.SetCheck(hPreItem, FALSE);
							hPreItem = m_dmsTree.GetNextSiblingItem(hPreItem);
						}
					}
					m_dmsTree.SetCheck(hCurItem, FALSE);
					hCurItem = m_dmsTree.GetNextSiblingItem(hCurItem);
				}
			}
		}
	}
	*pResult = 0;
}

void CIOExpDmsDlg::OnSelchangingTreeExpDms(NMHDR* pNMHDR, LRESULT* pResult) 
{
	NM_TREEVIEW* pNMTreeView = (NM_TREEVIEW*)pNMHDR;
	// TODO: Add your control notification handler code here
	
	*pResult = 1;
}