studylogiondlg.cpp

这是一个学生信息管理系统

			   m_pSet.MoveNext ();
	       }
	       m_pSet.Close ();
		   //现在在右边显示个数
	       m_iLogionAmount=i;
	       s.Format (L"%d",m_iLogionAmount);
	       SetDlgItemText(IDC_LOGION_AMOUNT_STATIC,s);//显示
		}
		EndWaitCursor();
	}
}
void CStudyLogionDlg::OnBnClickedLogionSearchBt()
{
	// TODO: 在此添加控件通知处理程序代码
    Search();
}

void CStudyLogionDlg::ViewAll ()
{
	BeginWaitCursor();
	CString s;
	m_cLogionListCtrl.DeleteAllItems ();
	if(m_pSet.IsOpen ())
		m_pSet.Close ();
	m_pSet.Open (AFX_DB_USE_DEFAULT_TYPE,L"Select * from Logion order by lKind");
	m_pSet.m_strFilter .Empty ();
	int count;
	count=m_pSet.GetRecordCount ();
	if(count==0)//如果该数据表为空，则不用显示
	{
		EndWaitCursor();
		m_pSet.Close ();
		return ;
	}
	m_pSet.MoveFirst ();
	int i=0; 
	m_cLogionListCtrl.DeleteAllItems ();
	while (!m_pSet.IsEOF ())
	{
        m_cLogionListCtrl.InsertItem(i,(CString)m_pSet.m_lContent ,0);
		m_cLogionListCtrl.SetItemText (i,1,(CString)m_pSet.m_lAuthor );
		m_cLogionListCtrl.SetItemText (i,2,(CString)m_pSet.m_lOrigin );
		m_cLogionListCtrl.SetItemText (i,3,(CString)m_pSet.m_lKind  );
        s.Format (L"%d",m_pSet.m_lId );
		m_cLogionListCtrl.SetItemText (i,4,s);
        i++;
		m_pSet.MoveNext ();
	}
	m_pSet.Close ();
	//现在在右边显示个数
	m_iLogionAmount=i;
	s.Format (L"%d",m_iLogionAmount);
	SetDlgItemText(IDC_LOGION_AMOUNT_STATIC,s);//显示
	EndWaitCursor();
}
BOOL CStudyLogionDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// TODO:  在此添加额外的初始化
	SetTimer(1,100,NULL);
	m_cLogionListCtrl.SetExtendedStyle (LVS_EX_FULLROWSELECT|LVS_EX_GRIDLINES);
	m_cLogionListCtrl.InsertColumn (0,L"内容",LVCFMT_IMAGE|LVCFMT_LEFT);
	m_cLogionListCtrl.InsertColumn (1,L"作者");
	m_cLogionListCtrl.InsertColumn (2,L"出处");
	m_cLogionListCtrl.InsertColumn (3,L"分类");
	m_cLogionListCtrl.InsertColumn (4,L"主键");
	m_cLogionListCtrl.SetColumnWidth (0,311);
	for (int i=1; i<4; i++)
		m_cLogionListCtrl.SetColumnWidth (i,63);
	m_cLogionListCtrl.SetColumnWidth (4,0);
	return TRUE;  // return TRUE unless you set the focus to a control
	// 异常: OCX 属性页应返回 FALSE
}

void CStudyLogionDlg::Print ()
{
	if(m_cLogionListCtrl.GetItemCount()<= 0)
	{
		MessageBox(L"\n打印列表为空！\n",L"提示",MB_ICONEXCLAMATION);
		return;
	}
	PRNINFO PrnInfo = {0};
	PrnInfo.hListView = m_cLogionListCtrl.m_hWnd;
	PrnInfo.hWnd = this->m_hWnd;
	PrnInfo.IsPrint = FALSE;
	PrnInfo.nCurPage = 1;
	PrnInfo.nMaxLine = m_cLogionListCtrl.GetItemCount();
	
	CPreParentDlg DlgPreView;
	DlgPreView.SetCallBackFun(DrawInfo, PrnInfo);
	DlgPreView.DoModal();
}
void CStudyLogionDlg::OnBnClickedLogionPrintBt()
{
	// TODO: 在此添加控件通知处理程序代码
    Print();
}
//打印
HCURSOR CStudyLogionDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}
//
void CStudyLogionDlg::DrawInfo(CDC &memDC, PRNINFO PrnInfo) 
{
     PrintLogion(memDC,PrnInfo);
}
HBRUSH CStudyLogionDlg::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor)
{
	HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor);

	// TODO:  在此更改 DC 的任何属性
	if(m_bColor)//如果用系统的，则直接返回
		return hbr;
	pDC->SetTextColor (m_RGB_CtrlColor);
	pDC->SetBkMode(BKMODE_LAST);pDC->SetBkColor (m_RGB_BkColor);
	return (HBRUSH)m_brush.GetSafeHandle ();
	// TODO:  如果默认的不是所需画笔，则返回另一个画笔
//	return hbr;
}

void CStudyLogionDlg::OnHdnItemclickStudyLogionList(NMHDR *pNMHDR, LRESULT *pResult)
{
	BeginWaitCursor();
	LPNMHEADER phdr = reinterpret_cast<LPNMHEADER>(pNMHDR);

	CString s;
	int nCount=m_cLogionListCtrl.GetItemCount ();//列表中的个数
	if(nCount==0)
	{
		EndWaitCursor();
		*pResult = 0;
		return ;
	}
	if(m_pTempSet.IsOpen ())
		m_pTempSet.Close ();
	m_pTempSet.Open ();//AFX_DB_USE_DEFAULT_TYPE,L"Select * From Temp Order by sCol_1");
	if(m_pTempSet.GetRecordCount ()!=0)//说明有数据，就得先把她删除干净
	{
		m_pTempSet.MoveFirst ();
		while(!m_pTempSet.IsEOF ())
		{
			m_pTempSet.Delete ();
			m_pTempSet.MoveNext ();
		}
	}
	for(int i=0; i<nCount; i++)
	{
		m_pTempSet.AddNew ();
		m_pTempSet.m_sCol_1 =m_cLogionListCtrl.GetItemText (i,0);
		m_pTempSet.m_sCol_2 =m_cLogionListCtrl.GetItemText (i,1);
		m_pTempSet.m_sCol_3 =m_cLogionListCtrl.GetItemText (i,2);
		m_pTempSet.m_sCol_4 =m_cLogionListCtrl.GetItemText (i,3);
		m_pTempSet.m_sCol_5=m_cLogionListCtrl.GetItemText (i,4);
		m_pTempSet.Update ();
		m_pTempSet.MoveNext ();
	}
	m_pTempSet.Close ();
	//下面添加
	CString Str;
	Str=L"Select * From Temp Order By ";
	int nSelectCol=phdr->iItem ;
	switch(nSelectCol)
	{
	case 0:
		Str+=L"sCol_1";break;
	case 1:
		Str+=L"sCol_2";break;
	case 2:
		Str+=L"sCol_3";break;
	case 3:
		Str+=L"sCol_4";break;
	}
	if(m_bSortUp)
	{
		Str+=L" DESC";
		m_bSortUp=false;
	}
	else
	{
		Str+=L" ASC";
		m_bSortUp=true;
	}
	m_pTempSet.Open (AFX_DB_USE_DEFAULT_TYPE,Str);
    if(m_pTempSet.GetRecordCount ()==0)
		return ;
	m_pTempSet.MoveFirst ();
	int j=0;
	m_cLogionListCtrl.DeleteAllItems ();
	while(!m_pTempSet.IsEOF ())
	{
		m_cLogionListCtrl.InsertItem(j,m_pTempSet.m_sCol_1 ,0);
		m_cLogionListCtrl.SetItemText (j,1,m_pTempSet.m_sCol_2 );
		m_cLogionListCtrl.SetItemText (j,2,m_pTempSet.m_sCol_3 );
		m_cLogionListCtrl.SetItemText (j,3,m_pTempSet.m_sCol_4 );
		m_cLogionListCtrl.SetItemText (j,4,m_pTempSet.m_sCol_5);
		m_pTempSet.MoveNext ();
	    j++;
	}
	m_pTempSet.Close ();
	*pResult = 0;
	EndWaitCursor();
}

void CStudyLogionDlg::OnClose()
{
	// TODO: 在此添加消息处理程序代码和/或调用默认值
    KillTimer(1);
	CDialog::OnClose();
}

void CStudyLogionDlg::OnContextMenu(CWnd* pWnd, CPoint point)
{
	// TODO: 在此处添加消息处理程序代码
	CMenu menu;
    CPoint pos=point;
	ScreenToClient(&pos);
	CRect rect;
	GetClientRect(&rect);
	if(rect.PtInRect (pos))
	{
	menu.LoadMenu(IDR_STUDY_LOGION_MENU);
	menu.GetSubMenu (0)->TrackPopupMenu (TPM_LEFTALIGN|TPM_RIGHTBUTTON, point.x, point.y, this);
	return ;
	}
	CWnd::OnContextMenu (pWnd,point);
}

void CStudyLogionDlg::OnTimer(UINT_PTR nIDEvent)
{
	// TODO: 在此添加消息处理程序代码和/或调用默认值
	POSITION pos = m_cLogionListCtrl.GetFirstSelectedItemPosition();
    if (pos != NULL)//如果有列表项被选中
	{
		m_bItemClick=true;
		m_cDeleteBt.EnableWindow (true);
		m_cUpdateBt.EnableWindow (true);
	}
	else
	{
		m_bItemClick=false;
		m_cDeleteBt.EnableWindow (false);
		m_cUpdateBt.EnableWindow (false);
	}
	if(m_iLogionAmount!=0)
	{
		m_cPrintBt.EnableWindow (true);
	}
	else
	{
		m_cPrintBt.EnableWindow (false);
	}
	CDialog::OnTimer(nIDEvent);
}

void CStudyLogionDlg::OnLogionAll()
{
	// TODO: 在此添加命令处理程序代码
	ViewAll();
	Invalidate();
}
void CStudyLogionDlg::OnLogionKind()
{
	// TODO: 在此添加命令处理程序代码
	Kind();
	Invalidate();
}
void CStudyLogionDlg::OnLogionAdd()
{
	// TODO: 在此添加命令处理程序代码
	Add();
	Invalidate();
}
void CStudyLogionDlg::OnLogionUpdate()
{
	// TODO: 在此添加命令处理程序代码
	Update();
	Invalidate();
}
void CStudyLogionDlg::OnLogionDelete()
{
	// TODO: 在此添加命令处理程序代码
	Delete();
	Invalidate();
}
void CStudyLogionDlg::OnLogionSearch()
{
	// TODO: 在此添加命令处理程序代码
	Search();
	Invalidate();
}
void CStudyLogionDlg::OnLogionPrint()
{
	// TODO: 在此添加命令处理程序代码
	Print();
	Invalidate();
}

void CStudyLogionDlg::OnUpdateLogionUpdate(CCmdUI *pCmdUI)
{
	// TODO: 在此添加命令更新用户界面处理程序代码
	if(m_bItemClick)
	   pCmdUI->Enable (true);
	else		
	   pCmdUI->Enable(false);
}
void CStudyLogionDlg::OnUpdateLogionDelete (CCmdUI *pCmdUI)
{
	// TODO: 在此添加命令更新用户界面处理程序代码
	if(m_bItemClick)
	   pCmdUI->Enable (true);
	else		
	   pCmdUI->Enable(false);
}
void CStudyLogionDlg::OnUpdateLogionPrint (CCmdUI *pCmdUI)
{
	// TODO: 在此添加命令更新用户界面处理程序代码
	if(m_iLogionAmount)
	   pCmdUI->Enable (true);
	else		
	   pCmdUI->Enable(false);
}
void CStudyLogionDlg::OnInitMenuPopup(CMenu *pPopupMenu, UINT nIndex,BOOL bSysMenu)
{   
	ASSERT(pPopupMenu != NULL);    // Check the enabled state of various menu items.    
    CCmdUI state;    
	state.m_pMenu = pPopupMenu;    
	ASSERT(state.m_pOther == NULL);    
	ASSERT(state.m_pParentMenu == NULL);    // Determine if menu is popup in top-level menu and set m_pOther to    
	// it if so (m_pParentMenu == NULL indicates that it is secondary popup).    
	HMENU hParentMenu;    
	if (AfxGetThreadState()->m_hTrackingMenu == pPopupMenu->m_hMenu)        state.m_pParentMenu = pPopupMenu;   
	// Parent == child for tracking popup.    
	else if ((hParentMenu = ::GetMenu(m_hWnd)) != NULL)    
	{        
		CWnd* pParent = this;           
		// Child windows don't have menus--need to go to the top!       
		if (pParent != NULL &&(hParentMenu = ::GetMenu(pParent->m_hWnd)) != NULL)        
		{           
			int nIndexMax = ::GetMenuItemCount(hParentMenu);          
			for (int nIndex = 0; nIndex < nIndexMax; nIndex++)           
			{            
				if (::GetSubMenu(hParentMenu, nIndex) == pPopupMenu->m_hMenu)            
				{               
					// When popup is found, m_pParentMenu is containing menu.                
					state.m_pParentMenu = CMenu::FromHandle(hParentMenu);                
					break;            
				}           
			}        
		}    
	}    
	state.m_nIndexMax = pPopupMenu->GetMenuItemCount();    
	for (state.m_nIndex = 0; state.m_nIndex < state.m_nIndexMax;      
		state.m_nIndex++)    
	{        
		state.m_nID = pPopupMenu->GetMenuItemID(state.m_nIndex);        
		if (state.m_nID == 0)           
			continue; // Menu separator or invalid cmd - ignore it.        
		ASSERT(state.m_pOther == NULL);        
		ASSERT(state.m_pMenu != NULL);        
		if (state.m_nID == (UINT)-1)        
		{           
			// Possibly a popup menu, route to first item of that popup.          
			state.m_pSubMenu = pPopupMenu->GetSubMenu(state.m_nIndex);  
			if (state.m_pSubMenu == NULL||(state.m_nID = state.m_pSubMenu->GetMenuItemID(0)) == 0 ||state.m_nID == (UINT)-1)           
			{            
				continue;       // First item of popup can't be routed to.           
			}           
			state.DoUpdate(this, TRUE);   // Popups are never auto disabled.       
		}        
		else        
		{           // Normal menu item.           
			// Auto enable/disable if frame window has m_bAutoMenuEnable           
			// set and command is _not_ a system command.           
			state.m_pSubMenu = NULL;           
			state.DoUpdate(this, FALSE);        
		}        
		// Adjust for menu deletions and additions.        
		UINT nCount = pPopupMenu->GetMenuItemCount();        
		if (nCount < state.m_nIndexMax)        
		{           
			state.m_nIndex -= (state.m_nIndexMax - nCount);           
			while (state.m_nIndex < nCount &&            
				pPopupMenu->GetMenuItemID(state.m_nIndex) == state.m_nID) 
			{            
				state.m_nIndex++;          
			}        
		}        
		state.m_nIndexMax = nCount;    
	}
}