tablinkctrl.cpp

一个小型的图书管理系统,用到了access数据库,其中有三种权限的用户登陆这个系统,每种用户将拥有不同的权限,用户密码和帐户打开程序中的access便可知道.

// TabLinkCtrl.cpp : implementation file
//

#include "stdafx.h"
#include "Book.h"
#include "TabLinkCtrl.h"

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

/////////////////////////////////////////////////////////////////////////////
// CTabLinkCtrl

CTabLinkCtrl::CTabLinkCtrl()
{
	m_nNumOfPages=0;
	m_nCurrentPage=0;
}

CTabLinkCtrl::~CTabLinkCtrl()
{
}


BEGIN_MESSAGE_MAP(CTabLinkCtrl, CTabCtrl)
	//{{AFX_MSG_MAP(CTabLinkCtrl)
	ON_WM_LBUTTONDOWN()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTabLinkCtrl message handlers

int CTabLinkCtrl::GetCurSel()
{
	return CTabCtrl::GetCurSel();
}

int CTabLinkCtrl::SetCurSel(int nItem)
{
	if( nItem < 0 || nItem >= m_nNumOfPages)
		return -1;

	int ret = m_nCurrentPage;

	if(m_nCurrentPage != nItem )
	{
		m_pPages[m_nCurrentPage]->ShowWindow(SW_HIDE);
		m_nCurrentPage = nItem;
		m_pPages[m_nCurrentPage]->ShowWindow(SW_SHOW);
//		m_pPages[m_nCurrentPage]->SetFocus();
		CTabCtrl::SetCurSel(nItem);
	}

	return ret;

}

void CTabLinkCtrl::Show()
{
	for( int i=0; i < m_nNumOfPages; i++ )
	{
		m_pPages[i]->Create( m_IDD[i], this );
		InsertItem( i, m_Title[i] );
	}

	m_pPages[0]->ShowWindow(SW_SHOW);
	for( i=1; i < m_nNumOfPages; i++)
		m_pPages[i]->ShowWindow(SW_HIDE);
	SetRect();

}

void CTabLinkCtrl::SetRect()
{
	CRect tabRect, itemRect;
	int nX, nY, nXc, nYc;

	GetClientRect(&tabRect);
	GetItemRect(0, &itemRect);

	nX=itemRect.left;
	nY=itemRect.bottom+1;
	nXc=tabRect.right-itemRect.left-2;
	nYc=tabRect.bottom-nY-2;

	m_pPages[0]->SetWindowPos(&wndTop, nX, nY, nXc, nYc, SWP_SHOWWINDOW);
	for( int nCount=1; nCount < m_nNumOfPages; nCount++ )
		m_pPages[nCount]->SetWindowPos(&wndTop, nX, nY, nXc, nYc, SWP_HIDEWINDOW);
}

BOOL CTabLinkCtrl::AddPage(LPCTSTR title, CDialog *pDialog, UINT ID)
{
	if( MAXPAGE == m_nNumOfPages )
		return FALSE;
	m_nNumOfPages++;
	m_pPages[m_nNumOfPages-1] = pDialog;
	m_IDD[m_nNumOfPages-1] = ID;
	m_Title[m_nNumOfPages-1] = title;
	return TRUE;

}

void CTabLinkCtrl::OnLButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default	
	CTabCtrl::OnLButtonDown(nFlags, point);
	if(m_nCurrentPage != GetCurFocus())
	{
		m_pPages[m_nCurrentPage]->ShowWindow(SW_HIDE);
		m_nCurrentPage=GetCurFocus();
		m_pPages[m_nCurrentPage]->ShowWindow(SW_SHOW);
//		m_pPages[m_nCurrentPage]->SetFocus();
	}
}