// IODDlg.cpp : implementation file
//

#include "stdafx.h"
#include "dicomapp.h"
#include "IODDlg.h"

/////////////////////////////////////////////////////////////////////////////
// CDicomIODDlg dialog


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

   m_nPageNumber     = 0;
   m_nPagingIndex    = 0;
   m_nIODIndex       = 0;
}


void CDicomIODDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDicomIODDlg)
	DDX_Control(pDX, IDC_INFO, m_Info);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CDicomIODDlg, CDialog)
	//{{AFX_MSG_MAP(CDicomIODDlg)
	ON_NOTIFY(TVN_SELCHANGED, IDC_INFO, OnSelchangedInfo)
	ON_BN_CLICKED(IDC_BUTTON_NEXT_TEN, OnButtonNextTen)
	ON_BN_CLICKED(IDC_BUTTON_PREVIUOS_TEN, OnButtonPreviuosTen)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDicomIODDlg message handlers

BOOL CDicomIODDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon

   FillInfo(TVI_ROOT, NULL);

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

void CDicomIODDlg::MoveNextPage()
{
   m_nPageNumber++;
   m_nPagingIndex    =0;
   m_nIODIndex       =0;


}

void CDicomIODDlg::MovePreviousPage()
{
   m_nPageNumber--;
   if(m_nPageNumber < 0)
   {
      m_nPageNumber = 0;
   
   }
   m_nPagingIndex =0;
   m_nIODIndex    =0;
}


void CDicomIODDlg::FillInfo(HTREEITEM hParentItem, pDICOMIOD pParentIOD)
{
   HTREEITEM hItem;
   pDICOMIOD pIOD;
   CString   strText;
   L_BOOL    bEmpty = TRUE;

   
   if (pParentIOD == NULL)
   {
      pIOD = LDicomIOD::GetFirst(NULL, TRUE);
   }
   else
   {
      pIOD = LDicomIOD::GetChild(pParentIOD);
   }
   
   while (pIOD != NULL)
   {
      if(pIOD && (pIOD->nType == IOD_TYPE_CLASS))
      {
         m_nPagingIndex +=1;
      }
      if((m_nPagingIndex /10) < m_nPageNumber)
      {
         pIOD = LDicomIOD::GetNext(pIOD, TRUE);
         continue;      
      }
      bEmpty = FALSE;
      hItem = m_Info.InsertItem(pIOD->pszName, hParentItem, TVI_LAST);
      m_Info.SetItemData(hItem, (DWORD)pIOD);
      if ((pIOD->nType == IOD_TYPE_CLASS) || (pIOD->nType == IOD_TYPE_MODULE))
      {
         m_Info.SetItemState(hItem, TVIS_BOLD, TVIS_BOLD);
      }

      if (LDicomIOD::GetChild(pIOD) != NULL)
      {
         FillInfo(hItem, pIOD);
      }

      pIOD = LDicomIOD::GetNext(pIOD, TRUE);
      if(pIOD && (pIOD->nType == IOD_TYPE_CLASS))
      {         
         m_nIODIndex++;
      }
      if(m_nIODIndex >= 10)
      {
         break;
      }
   }

   if(bEmpty)
   {
      OnButtonPreviuosTen();      
   }
}

void CDicomIODDlg::OnSelchangedInfo(NMHDR* pNMHDR, LRESULT* pResult) 
{
	NM_TREEVIEW* pNMTreeView = (NM_TREEVIEW*)pNMHDR;

   pDICOMIOD pIOD;
   CString   strText;

   pIOD = (pDICOMIOD)m_Info.GetItemData(pNMTreeView->itemNew.hItem);
   if (pIOD != NULL)
   {
      strText.Format("%08lX", pIOD->nCode);
      SetDlgItemText(IDC_CODE, strText);
      
      switch (pIOD->nType)
      {
      case IOD_TYPE_CLASS:
         strText = "Class";
         break;
      case IOD_TYPE_MODULE:
         strText = "Module";
         break;
      case IOD_TYPE_ELEMENT:
         strText = "Element";
         break;
      }
      SetDlgItemText(IDC_TYPE, strText);

      SetDlgItemText(IDC_NAME, pIOD->pszName);

      switch (pIOD->nUsage)
      {
      case IOD_USAGE_M:
      case IOD_USAGE_1:
      case IOD_USAGE_2:
         strText = "Mandatory";
         break;
      case IOD_USAGE_C:
      case IOD_USAGE_1C:
      case IOD_USAGE_2C:
         strText = "Conditional";
         break;
      case IOD_USAGE_U:
      case IOD_USAGE_3:
         strText = "Optional";
         break;
      }
      SetDlgItemText(IDC_USAGE, strText);
      
      SetDlgItemText(IDC_DESCRIPTION, pIOD->pszDescription);
   }
   
	*pResult = 0;
}

void CDicomIODDlg::OnButtonNextTen() 
{
   CWaitCursor Wait;

   CWnd *pWnd = GetDlgItem(IDC_BUTTON_NEXT_TEN);
   if(pWnd )
   {
      pWnd->EnableWindow(FALSE);
   }

   pWnd = GetDlgItem(IDC_BUTTON_PREVIUOS_TEN);
   if(pWnd )
   {
      pWnd->EnableWindow(FALSE);
   }
   
   m_nPageNumber++;	
   m_nPagingIndex = 0;
   m_nIODIndex    = 0;
   m_Info.DeleteAllItems();
   
   FillInfo(TVI_ROOT, NULL);
   m_Info.SelectItem(m_Info.GetRootItem());

   pWnd = GetDlgItem(IDC_BUTTON_NEXT_TEN);
   if(pWnd )
   {
      pWnd->EnableWindow(TRUE);
   }

   pWnd = GetDlgItem(IDC_BUTTON_PREVIUOS_TEN);
   if(pWnd )
   {
      pWnd->EnableWindow(TRUE);
   }
   
}

void CDicomIODDlg::OnButtonPreviuosTen() 
{
   CWnd *pWnd = GetDlgItem(IDC_BUTTON_NEXT_TEN);
   if(pWnd )
   {
      pWnd->EnableWindow(FALSE);
   }

   pWnd = GetDlgItem(IDC_BUTTON_PREVIUOS_TEN);
   if(pWnd )
   {
      pWnd->EnableWindow(FALSE);
   }   m_nPageNumber--;	

   if(m_nPageNumber < 0)
      m_nPageNumber =0;
   
   m_nPagingIndex = 0;
   m_nIODIndex    = 0;
   m_Info.DeleteAllItems();
   
   FillInfo(TVI_ROOT, NULL);	
   m_Info.SelectItem(m_Info.GetRootItem());

   pWnd = GetDlgItem(IDC_BUTTON_NEXT_TEN);
   if(pWnd )
   {
      pWnd->EnableWindow(TRUE);
   }

   pWnd = GetDlgItem(IDC_BUTTON_PREVIUOS_TEN);
   if(pWnd )
   {
      pWnd->EnableWindow(TRUE);
   }
}