containview.cpp

本程序是VC为平台开发的股票资讯系统

// ContainView.cpp : implementation file
//

#include "stdafx.h"
#include "stockrefer.h"
#include "ContainView.h"

#include "MainFrm.h"
#include "NewsContent.h"

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

/////////////////////////////////////////////////////////////////////////////
// CContainView

IMPLEMENT_DYNCREATE(CContainView, CView)

CContainView::CContainView()
{
	NONCLIENTMETRICS ncm;
	memset(&ncm, 0, sizeof(NONCLIENTMETRICS));
	ncm.cbSize = sizeof(NONCLIENTMETRICS);

	VERIFY(::SystemParametersInfo(SPI_GETNONCLIENTMETRICS,
		sizeof(NONCLIENTMETRICS), &ncm, 0));
	ncm.lfMessageFont.lfWeight = 700;
	ncm.lfMessageFont.lfHeight = 16;
	m_CaptionFont.CreateFontIndirect(&ncm.lfMessageFont);

	m_CurDate = CTime::GetCurrentTime();
	iCurShowItem = 0;
}

CContainView::~CContainView()
{
	m_TreeIconList.DeleteImageList();
}


BEGIN_MESSAGE_MAP(CContainView, CView)
	//{{AFX_MSG_MAP(CContainView)
	ON_WM_CREATE()
	ON_WM_DESTROY()
	ON_WM_ERASEBKGND()
	ON_WM_SIZE()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CContainView drawing

void CContainView::OnDraw(CDC* pDC)
{
	CDocument* pDoc = GetDocument();
	// TODO: add draw code here
}

/////////////////////////////////////////////////////////////////////////////
// CContainView diagnostics

#ifdef _DEBUG
void CContainView::AssertValid() const
{
	CView::AssertValid();
}

void CContainView::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CContainView message handlers

BOOL CContainView::PreCreateWindow(CREATESTRUCT& cs) 
{
	if(!CView::PreCreateWindow(cs))
		return FALSE;

	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs
	cs.dwExStyle &= ~WS_EX_CLIENTEDGE;
	cs.dwExStyle |=  WS_EX_STATICEDGE;

	return TRUE;
}

int CContainView::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
	if (CView::OnCreate(lpCreateStruct) == -1)
		return -1;

	// TODO: Add your specialized creation code here
	if (!m_Caption.Create(this, NULL))
	{
		TRACE0( "Failed to caption window.\n" );
		return -1;
	}

	// set the caption colors.
	m_Caption.SetCaptionColors(::GetSysColor(COLOR_BTNFACE),
		::GetSysColor(COLOR_BTNSHADOW), ::GetSysColor(COLOR_WINDOW));

	// set the caption style.
	m_Caption.ModifyCaptionStyle(4, &m_CaptionFont, NULL, NULL);

	// The context information is passed on from the framework
	CCreateContext *pContext = (CCreateContext*)lpCreateStruct->lpCreateParams;

	// Create the splitter window with two columns
	if (!m_wndSplitter.CreateStatic(this, 1, 2))
	{
		TRACE0("Failed to create splitter window\n");
		return FALSE;
	}

	if (!m_wndSplitter.CreateView(0,0,RUNTIME_CLASS(CTitleView),
		CSize(0, 0), pContext))
	{
		m_wndSplitter.DestroyWindow();
		return -1;
	}

	// now create the two views inside the nested splitter
	if (!m_wndSplitter.CreateView(0,1,RUNTIME_CLASS(CStockReferView),
		CSize(0, 0), pContext))
	{
		m_wndSplitter.DestroyWindow();
		return FALSE;
	}

	// Set TitleView Width
	int m_NewsListLength = AfxGetApp()->GetProfileInt(_T("Base"),_T("NewsListLength"),200);
	m_wndSplitter.SetColumnInfo(0,m_NewsListLength,0);
	m_wndSplitter.RecalcLayout();

	return 0;
}

CStockReferView* CContainView::GetStockReferView()
{
	CWnd* pWnd;
	if(!m_bViewList)
		pWnd = m_wndSplitter.GetPane(0,0);
	else
		pWnd = m_wndSplitter.GetPane(0,1);

	return (CStockReferView*)pWnd;
}

void CContainView::OnDestroy() 
{
	CView::OnDestroy();
	
	// TODO: Add your message handler code here
	if(m_ContentDb.IsOpen()) m_ContentDb.Close();

	// Save SplitterWnd states
	AfxGetApp()->WriteProfileInt(_T("Base"),_T("ViewList"),m_bViewList);
	if(m_bViewList)
	{
		int m_NewsListLength,cxMix;
		m_wndSplitter.GetColumnInfo(0,m_NewsListLength,cxMix);
		AfxGetApp()->WriteProfileInt(_T("Base"),_T("NewsListLength"),m_NewsListLength);
	}

	// HistoryNews Set
	AfxGetApp()->WriteProfileInt(_T("Base"),_T("HistoryNewsSet"),m_SaveNewsChk);
	AfxGetApp()->WriteProfileInt(_T("Base"),_T("SaveDays"),m_SaveDays);
}

BOOL CContainView::InitColum(LPCTSTR lpszTitle, HICON hIcon)
{
	m_SaveNewsChk = AfxGetApp()->GetProfileInt(_T("Base"),_T("HistoryNewsSet"),0);
	m_SaveDays = AfxGetApp()->GetProfileInt(_T("Base"),_T("SaveDays"),HISTORYNEWS_DAY);
	m_bViewList = AfxGetApp()->GetProfileInt(_T("Base"),_T("ViewList"),1);

	m_Caption.UpdateCaption(lpszTitle,hIcon);

	if(!OpenContentDb()) return FALSE;
	for(int i=0;i<CATEGORY_NUM;i++) HasInit[i] = FALSE;
	SetTitleTree();
	BOOL m_bRtn = TRUE;
	if(!m_bViewList)
		m_wndSplitter.HideColumn(0);
	m_bRtn = InitTitleTree();

	iCurShowItem = iCurSel;
	GetTitleTree(iCurSel).ShowWindow(SW_SHOW);

	return m_bRtn;
}

BOOL CContainView::OnEraseBkgnd(CDC* pDC) 
{
	// TODO: Add your message handler code here and/or call default
	UNUSED_ALWAYS(pDC);

	return FALSE;
}

void CContainView::OnSize(UINT nType, int cx, int cy) 
{
	CView::OnSize(nType, cx, cy);
	
	// TODO: Add your message handler code here
	if( m_wndSplitter.GetSafeHwnd())
	{
		int nCX = ::GetSystemMetrics(SM_CXEDGE);
		int nCY = ::GetSystemMetrics(SM_CYEDGE);
		
		// move and grow view to clip border
		m_wndSplitter.MoveWindow(-nCX, 30, cx+(nCX*2), cy+(nCY*2)-34);	
	}

	if( m_Caption.GetSafeHwnd())
		m_Caption.MoveWindow(0,0,cx,31);
}

CTreeCtrlEx& CContainView::GetTitleTree(int iTitleTree)
{
	return CTitleView::m_TitleTree[iTitleTree];
}

BOOL CContainView::OpenContentDb()
{
	try
	{
		m_ContentDb.Open(CONTENT_DATABASE,TRUE,FALSE,_T(";PWD=新_NS_???_dat!09股"));
	}
	catch(CDaoException *ex)
	{
		if(m_ContentDb.IsOpen()) m_ContentDb.Close();
		ex->Delete();

		return FALSE;
	}

	return TRUE;
}

void CContainView::SetTitleTree()
{
	CBitmap bitmap;
	m_TreeIconList.Create(20, 16, ILC_COLOR24 | ILC_MASK, 2, 0);
	bitmap.LoadBitmap(IDB_TITLE_TREE);
	m_TreeIconList.Add(&bitmap,RGB(255,0,255));
	for(int i = 0; i < CATEGORY_NUM; i++)
		GetTitleTree(i).SetImageList(&m_TreeIconList, TVSIL_NORMAL);

	for(i = 0; i < 10; i++)
		strParents[i].LoadString(IDS_PARENT_TITLE0 + i);

	CTime tmpday = m_CurDate;
	weekday = m_CurDate.GetDayOfWeek();
	weekday--;
	if(weekday == 0) weekday = 7;

	CString strFmtDate;
	for(i = 2 + weekday; i > 3; i--)
	{
		tmpday -= CTimeSpan(1,0,0,0);
		strToday = tmpday.Format(IDS_DATE_FORMAT);
		strParents[i] += strToday;
	}
	strToday.LoadString(IDS_PARENT_TODAY);
	strFmtDate.LoadString(IDS_DATE_FORMAT);
	strToday = strToday + strFmtDate;
	strToday = m_CurDate.Format(strToday);
	strParents[3+weekday] = strToday;
}

BOOL CContainView::DeleteHistoryNews(int m_iHistoryTime)
{
	CNewsContent item(&m_ContentDb);
	try
	{
		CString sql;
		sql.Format(_T("SELECT * FROM list%d ORDER BY col3"),iCurSel);
		item.Open(dbOpenDynaset,sql,0);

		if(!item.IsEOF())
		{
			CTime delday = m_CurDate - CTimeSpan(m_iHistoryTime,0,0,0);
			sql.Format(_T("DELETE FROM list%d WHERE col3 < #%s#;"),iCurSel,delday.Format(_T("%Y-%m-%d")));
			item.m_pDatabase->Execute(sql);
		}
		item.Close();

		return TRUE;
	}
	catch(CDaoException *ex)
	{
		if(item.IsOpen()) item.Close();
		ex->Delete();

		return FALSE;
	}
}

void CContainView::AddTreeItem(int iCurNewsItem, LPCTSTR lpszTitle, int pos/* = -1*/)
{
	HTREEITEM m_tmpItem;
	if(pos == -1) pos = 3 + weekday;
	CString title = lpszTitle;
	if(!HasCreate[pos])
	{
		curTreeItem.hParent = NULL;
		curTreeItem.hInsertAfter = TVI_LAST;
		curTreeItem.item.iImage = 0;
		curTreeItem.item.iSelectedImage = 0;
		curTreeItem.item.pszText = strParents[pos].GetBuffer(strParents[pos].GetLength());
		curTreeItem.item.mask = TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_TEXT;
		m_hisItem[iCurNewsItem][pos] = GetTitleTree(iCurNewsItem).InsertItem(&curTreeItem);
		HasCreate[pos] = TRUE;
	}
	curTreeItem.hParent = m_hisItem[iCurNewsItem][pos];
	curTreeItem.hInsertAfter = TVI_LAST;
	curTreeItem.item.iImage = 1;
	curTreeItem.item.iSelectedImage = 1;
	curTreeItem.item.pszText = title.GetBuffer(title.GetLength());
	curTreeItem.item.mask = TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_TEXT;
	m_tmpItem = GetTitleTree(iCurNewsItem).InsertItem(&curTreeItem);
	if(pos == 3 + weekday)
		GetTitleTree(iCurNewsItem).Expand(m_hisItem[iCurNewsItem][pos],TVE_EXPAND);
}

BOOL CContainView::InitTitleTree()
{
	int m_iHistoryTime;
	if(m_SaveNewsChk == 0) m_iHistoryTime = m_SaveDays;
	else if(m_SaveNewsChk == 1) m_iHistoryTime = 0;
	else m_iHistoryTime = -1;
	if(m_iHistoryTime >= 0)
	{
		if(!DeleteHistoryNews(m_iHistoryTime))
			return FALSE;
	}

	CTime curTime,hisTime;
	CTimeSpan ts;
	int sepday,i;
	for(i = 0; i < 11; i++) HasCreate[i] = FALSE;
	CNewsContent item(&m_ContentDb);
	try
	{
		CString sql;
		sql.Format(_T("SELECT * FROM list%d  WHERE col3 <= %s ORDER BY col3"),iCurSel,
			(m_CurDate+1).Format(_T("#%m/%d/%Y#")));
		item.Open(dbOpenDynaset,sql,0);
		
		while(!item.IsEOF())
		{
			curTime = CTime(m_CurDate.GetYear(),m_CurDate.GetMonth(),m_CurDate.GetDay(),0,0,0);
			hisTime = CTime(item.m_today.GetYear(),item.m_today.GetMonth(),item.m_today.GetDay(),0,0,0);
			ts = curTime - hisTime;
			sepday = ts.GetDays();
			if(sepday == 0) i = weekday + 3;
			else if(sepday >= weekday)
			{
				sepday = sepday - weekday;
				i = 3 - sepday/7;
				if(i<0)	i=0;
			}
			else if(sepday < weekday)
				i = weekday - sepday + 3;
			AddTreeItem(iCurSel,item.m_title,i);
			item.MoveNext();
		}
		item.Close();

		i = 3 + weekday;
		if(!HasCreate[i])
		{
			curTreeItem.hParent = NULL;
			curTreeItem.hInsertAfter = TVI_LAST;
			curTreeItem.item.iImage = 0;
			curTreeItem.item.iSelectedImage = 0;
			curTreeItem.item.pszText = strParents[i].GetBuffer(strParents[i].GetLength());
			curTreeItem.item.mask = TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_TEXT;
			m_hisItem[iCurSel][i] = GetTitleTree(iCurSel).InsertItem(&curTreeItem);
			HasCreate[i] = TRUE;
		}

		HasInit[iCurSel] = TRUE;
		return TRUE;
	}
	catch(CDaoException *ex)
	{
		if(item.IsOpen()) item.Close();
		ex->Delete();

		return FALSE;
	}
}

BOOL CContainView::OnCateogryChanged(LPCTSTR lpszTitle, HICON hIcon)
{
	BOOL m_bRtn = TRUE;
	m_Caption.UpdateCaption(lpszTitle,hIcon);

	if(!HasInit[iCurSel]) m_bRtn = InitTitleTree();

	GetTitleTree(iCurShowItem).ShowWindow(SW_HIDE);
	iCurShowItem = iCurSel;
	GetTitleTree(iCurSel).ShowWindow(SW_SHOW);

	return m_bRtn;
}

void CContainView::ShowCaptButton()
{
	m_bViewList = !m_bViewList;
	if(m_bViewList)
		m_wndSplitter.ShowColumn();
	else
		m_wndSplitter.HideColumn(0);
}

BOOL CContainView::CanExport()
{
	BOOL m_bEnable;
	if(m_bViewList)
	{
		CTitleView *pView = (CTitleView *)m_wndSplitter.GetPane(0,0);
		ASSERT(pView);
		m_bEnable = pView->CanExport();
	}
	else
		m_bEnable = GetStockReferView()->CanExport();

	return m_bEnable;
}

void CContainView::DeleteOption()
{
	CTitleView *pView = (CTitleView*)m_wndSplitter.GetPane(0,0);
	pView->DeleteOption(&m_ContentDb,strToday);
}

BOOL CContainView::CanDeleteOption()
{
	if(m_bViewList)
		return ((CTitleView*)m_wndSplitter.GetPane(0,0))->CanDeleteOption();
	else
		return FALSE;
}

BOOL CContainView::AcceptBody(int iCurItem, LPCTSTR lpszBody)
{
	CString stoday,title,tofind,body;
	int i;
	
	body = lpszBody;
	i = body.Find(_T("\n"));
	if(i == -1) return FALSE;
	stoday = body.Left(i);
	body = body.Mid(i + 1);
	i = body.Find(_T("\n"));
	if(i == 0) return FALSE;
	title = body.Left(i);
	body = body.Mid(i + 1);
	body.Replace(_T("|"),_T("\7c"));
	
	CNewsContent item(&m_ContentDb);
	try
	{
		CString sql;
		sql.Format(_T("SELECT * FROM list%d ORDER BY col3"),iCurItem);
		item.Open(dbOpenDynaset,sql,0);
		tofind.Format(_T("col1 = '%s'"),title);
		if(!item.FindFirst(tofind))
		{
			sql.Format(_T("INSERT INTO list%d(col1,col2,col3) VALUES('%s','%s',#%s#)"),
				iCurItem,title,body,stoday);
			item.m_pDatabase->Execute(sql);
			CMainFrame *pFrame = (CMainFrame *)AfxGetMainWnd();
			ASSERT(pFrame);
			CString str;
			str.Format(IDS_RECEIVE_NEWS,title);
			pFrame->SetPaneText(1,str);
			AddTreeItem(iCurItem,title);
			
			item.Close();
			
			return TRUE;
		}
		else
		{
			item.Close();
			
			return FALSE;
		}
	}
	catch(CDaoException *ex)
	{
		if(item.IsOpen()) item.Close();
		ex->Delete();
		
		return FALSE;
	}
}