studyplandlg.cpp

这是一个学生信息管理系统

// StudyPlanDlg.cpp : 实现文件
//

#include "stdafx.h"
#include "SMS.h"
#include "StudyPlanDlg.h"


// CStudyPlanDlg 对话框

IMPLEMENT_DYNAMIC(CStudyPlanDlg, CDialog)

CStudyPlanDlg::CStudyPlanDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CStudyPlanDlg::IDD, pParent)
	, m_iPlanAmount(0)
	, m_pSet(&theApp.m_db )
{
	//显示窗口颜色
	m_backcolor=m_RGB_BkColor;
	m_brush.CreateSolidBrush(m_backcolor);
	m_bItemClick=false;
}

CStudyPlanDlg::~CStudyPlanDlg()
{
}

void CStudyPlanDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Text(pDX, IDC_STUDYPLAN_AMOUNT_STATIC, m_iPlanAmount);
	DDX_Control(pDX, IDC_STUDY_PLAN_LIST, m_cStudyPlanListCtrl);
	DDX_Control(pDX, IDC_STUDY_PLAN_DELETE_BT, m_cDeleteBt);
	DDX_Control(pDX, IDC_STUDY_PLAN_UPDATE_BT, m_cUpdateBt);
	DDX_Control(pDX, IDC_STUDY_PLAN_PRINT_BT, m_cPrintBt);
}


BEGIN_MESSAGE_MAP(CStudyPlanDlg, CDialog)
	ON_BN_CLICKED(IDC_STUDY_PLAN_ALL_BT, &CStudyPlanDlg::OnBnClickedStudyPlanAllBt)
	ON_BN_CLICKED(IDC_STUDYPLAN_KIND_BT, &CStudyPlanDlg::OnBnClickedStudyplanKindBt)
	ON_BN_CLICKED(IDC_STUDY_PLAN_ADD_BT, &CStudyPlanDlg::OnBnClickedStudyPlanAddBt)
	ON_BN_CLICKED(IDC_STUDY_PLAN_UPDATE_BT, &CStudyPlanDlg::OnBnClickedStudyPlanUpdateBt)
	ON_BN_CLICKED(IDC_STUDY_PLAN_DELETE_BT, &CStudyPlanDlg::OnBnClickedStudyPlanDeleteBt)
	ON_BN_CLICKED(IDC_STUDY_PLAN_SEARCH_BT, &CStudyPlanDlg::OnBnClickedStudyPlanSearchBt)
	ON_WM_QUERYDRAGICON()//打印
	ON_BN_CLICKED(IDC_STUDY_PLAN_PRINT_BT, &CStudyPlanDlg::OnBnClickedStudyPlanPrintBt)
	ON_WM_CTLCOLOR()
	ON_NOTIFY(HDN_ITEMCLICK, 0, &CStudyPlanDlg::OnHdnItemclickStudyPlanList)
	ON_COMMAND(ID_STUDYPLAN_ALL, &CStudyPlanDlg::OnStudyplanAll)
	ON_COMMAND(ID_STUDYPLAN_KIND, &CStudyPlanDlg::OnStudyplanKind)
	ON_COMMAND(ID_STUDYPLAN_ADD, &CStudyPlanDlg::OnStudyplanAdd)
	ON_COMMAND(ID_STUDYPLAN_UPDATE, &CStudyPlanDlg::OnStudyplanUpdate)
	ON_COMMAND(ID_STUDYPLAN_DELETE, &CStudyPlanDlg::OnStudyplanDelete)
	ON_COMMAND(ID_STUDYPLAN_SEARCH, &CStudyPlanDlg::OnStudyplanSearch)
	ON_COMMAND(ID_STUDYPLAN_PRINT, &CStudyPlanDlg::OnStudyplanPrint)
	ON_WM_CONTEXTMENU()
	ON_WM_TIMER()
	ON_UPDATE_COMMAND_UI(ID_STUDYPLAN_UPDATE, &CStudyPlanDlg::OnUpdatePlanUpdate )
	ON_UPDATE_COMMAND_UI(ID_STUDYPLAN_DELETE, &CStudyPlanDlg::OnUpdatePlanDelete )
	ON_UPDATE_COMMAND_UI(ID_STUDYPLAN_PRINT, &CStudyPlanDlg::OnUpdatePlanPrint )
    ON_WM_INITMENUPOPUP()
END_MESSAGE_MAP()


// CStudyPlanDlg 消息处理程序

void CStudyPlanDlg::OnBnClickedStudyPlanAllBt()
{
	// TODO: 在此添加控件通知处理程序代码
	ViewAll();
}

void CStudyPlanDlg::ViewAll ()
{
	BeginWaitCursor();
	CString s;
	m_cStudyPlanListCtrl.DeleteAllItems ();
	if(m_pSet.IsOpen ())
		m_pSet.Close ();
	m_pSet.Open (AFX_DB_USE_DEFAULT_TYPE,L"Select * from StudyPlan order by pMakeDate");
	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; 
	while (!m_pSet.IsEOF ())
	{
        m_cStudyPlanListCtrl.InsertItem(i,(CString)m_pSet.m_pName ,0);
        m_cStudyPlanListCtrl.SetItemText (i,1,FormatDate(m_pSet.m_pMakeDate) );
		m_cStudyPlanListCtrl.SetItemText (i,2,FormatDate(m_pSet.m_pStartDate) );
		m_cStudyPlanListCtrl.SetItemText (i,3,FormatDate(m_pSet.m_pEndDate) );
		m_cStudyPlanListCtrl.SetItemText (i,4,(CString)m_pSet.m_pContent );
		m_cStudyPlanListCtrl.SetItemText (i,5,(CString)m_pSet.m_pKind );
		m_cStudyPlanListCtrl.SetItemText (i,6,(CString)m_pSet.m_pFinished );
		m_cStudyPlanListCtrl.SetItemText (i,7,(CString)m_pSet.m_pRemark );
        s.Format (L"%d",m_pSet.m_pId );
		m_cStudyPlanListCtrl.SetItemText (i,8,s);
        i++;
		m_pSet.MoveNext ();
	}
	m_pSet.Close ();
	//现在在右边显示个数
	m_iPlanAmount=i;
	s.Format (L"%d",m_iPlanAmount);
	SetDlgItemText(IDC_STUDYPLAN_AMOUNT_STATIC,s);//显示
	EndWaitCursor();
}
void CStudyPlanDlg::Kind()
{
	 int i=0;
	CString s;
    CStudyPlanTypeDlg dlg;
	if(dlg.DoModal ()==IDOK)
	{
		BeginWaitCursor();
		m_cStudyPlanListCtrl.DeleteAllItems ();
	    if(m_pSet.IsOpen ())
		    m_pSet.Close ();
	    CString str;
	    str="Select * from StudyPlan where pKind='";
	    str+=dlg.m_sStudyPlanKind ;
	    str+="' order by pMakeDate";
	    m_pSet.Open (AFX_DB_USE_DEFAULT_TYPE,str);
	    m_pSet.m_strFilter .Empty ();
	    m_pSet.Requery ();
	    if(m_pSet.IsEOF ())
	    {
	        m_iPlanAmount=i;
	        s.Format (L"%d",m_iPlanAmount);
	        SetDlgItemText(IDC_STUDYPLAN_AMOUNT_STATIC,s);//显示
		    MessageBox(L"\n不存在这样的记录！\n",L"提示",MB_ICONEXCLAMATION);
		    m_pSet.Close ();
			EndWaitCursor();
		    return ;
	    }
	    else
	    {
	        if(m_pSet.GetRecordCount ()==0)
		    {
				m_iPlanAmount=i;
				s.Format (L"%d",m_iPlanAmount);
				SetDlgItemText(IDC_STUDYPLAN_AMOUNT_STATIC,s);//显示
				MessageBox(L"\n不存在这样的记录！\n",L"提示",MB_ICONEXCLAMATION);
			    m_pSet.Close ();
				EndWaitCursor();
			    return ;
		    }
		    m_pSet.MoveFirst ();
	        while (!m_pSet.IsEOF ())
	        {  
                m_cStudyPlanListCtrl.InsertItem(i,(CString)m_pSet.m_pName ,0);
                m_cStudyPlanListCtrl.SetItemText (i,1,FormatDate(m_pSet.m_pMakeDate) );
		        m_cStudyPlanListCtrl.SetItemText (i,2,FormatDate(m_pSet.m_pStartDate) );
		        m_cStudyPlanListCtrl.SetItemText (i,3,FormatDate(m_pSet.m_pEndDate) );
	        	m_cStudyPlanListCtrl.SetItemText (i,4,(CString)m_pSet.m_pContent );
		        m_cStudyPlanListCtrl.SetItemText (i,5,(CString)m_pSet.m_pKind );
		        m_cStudyPlanListCtrl.SetItemText (i,6,(CString)m_pSet.m_pFinished );
		        m_cStudyPlanListCtrl.SetItemText (i,7,(CString)m_pSet.m_pRemark );
                s.Format (L"%d",m_pSet.m_pId );
		        m_cStudyPlanListCtrl.SetItemText (i,8,s);
                i++;
			    m_pSet.MoveNext ();
	        }
	        m_pSet.Close ();
	        //现在在右边显示个数
	        if(i==0)
		    {
				m_iPlanAmount=i;
				s.Format (L"%d",m_iPlanAmount);
				SetDlgItemText(IDC_STUDYPLAN_AMOUNT_STATIC,s);//显示
				MessageBox(L"\n不存在这样的记录！\n",L"提示",MB_ICONEXCLAMATION);
			    m_pSet.Close ();
				EndWaitCursor();
			    return ;
		    }
	        m_iPlanAmount=i;
	        s.Format (L"%d",m_iPlanAmount);
	        SetDlgItemText(IDC_STUDYPLAN_AMOUNT_STATIC,s);//显示
		}
		EndWaitCursor();
	}
}
void CStudyPlanDlg::OnBnClickedStudyplanKindBt()
{
	// TODO: 在此添加控件通知处理程序代码
    Kind();
}

void CStudyPlanDlg::Add()
{
	CString s;
	CStudyPlanAddDlg dlg;
	if(dlg.DoModal ()==IDOK)
	{
		if(!theApp.m_db.CanTransact ())
		{
			//虽然不支持事务处理的数据库很少，但是我强硬地不允许这种情况出现
			MessageBox(L"\n系统不支持事务处理，添加不成功！\n",L"错误", MB_ICONSTOP);
			return ;                                    
		}
		theApp.m_db.BeginTrans ();//开始事务处理
		TRY
		{
	        m_pSet.Open (AFX_DB_USE_DEFAULT_TYPE,L"Select * from StudyPlan  order by pMakeDate");
		    m_pSet.m_strFilter.Empty ();
			m_pSet.AddNew ();
			m_pSet.m_pName =dlg.m_sName ;
			m_pSet.m_pMakeDate =dlg.m_tMakeDate ;
			m_pSet.m_pStartDate =dlg.m_tStartDate ;
			m_pSet.m_pEndDate =dlg.m_tEndDate ;
			m_pSet.m_pContent =dlg.m_sContent ;
			m_pSet.m_pKind =dlg.m_sKind ;
			if(dlg.m_tMakeDate >=dlg.m_tStartDate )
				m_pSet.m_pFinished =L"执行中";
			else 
				m_pSet.m_pFinished =L"否";
			m_pSet.m_pRemark =dlg.m_sRemark ;
			m_pSet.Update ();
			m_pSet.MoveLast ();
		    m_pSet.Close ();
            theApp.m_db.CommitTrans ();//添加成功了
		}
		CATCH_ALL(e)
		{
			theApp.m_db.Rollback ();
		    MessageBox(L"\n事务处理出错，添加失败！\n",L"错误", MB_ICONSTOP);
			return;
	    }
	    END_CATCH_ALL
		//添加成功了，就要在列表中显示出来
        m_cStudyPlanListCtrl.InsertItem(0,dlg.m_sName ,0);
        m_cStudyPlanListCtrl.SetItemText (0,1,FormatDate(dlg.m_tMakeDate ) );
		m_cStudyPlanListCtrl.SetItemText (0,2,FormatDate(dlg.m_tStartDate ) );
		m_cStudyPlanListCtrl.SetItemText (0,3,FormatDate(dlg.m_tEndDate ) );
	    m_cStudyPlanListCtrl.SetItemText (0,4,dlg.m_sContent );
		m_cStudyPlanListCtrl.SetItemText (0,5,dlg.m_sKind );
		if(dlg.m_tMakeDate >=dlg.m_tStartDate )
			m_cStudyPlanListCtrl.SetItemText (0,6,L"执行中");
		else 
			m_cStudyPlanListCtrl.SetItemText (0,6,L"否");
		m_cStudyPlanListCtrl.SetItemText (0,7,(CString)m_pSet.m_pRemark );
        s.Format (L"%d",m_pSet.m_pId );
		m_cStudyPlanListCtrl.SetItemText (0,8,s);
		//然后再在个数中加一,显示给用户
		m_iPlanAmount++;
		s.Format (L"%d",m_iPlanAmount);
		SetDlgItemText(IDC_STUDYPLAN_AMOUNT_STATIC,s);//显示
	}
}
void CStudyPlanDlg::OnBnClickedStudyPlanAddBt()
{
	// TODO: 在此添加控件通知处理程序代码
    Add();
}

void CStudyPlanDlg::Update ()
{
	CString s;
	POSITION pos = m_cStudyPlanListCtrl.GetFirstSelectedItemPosition();
    if (pos == NULL)
	{
		MessageBox(L"你没有选择要修改的计划\n请在列表中选择要修改的计划！",L"提示",MB_ICONEXCLAMATION);
		return ;//没有选择表项则不用做下面的事情
	}
    else
    {
		if(!theApp.m_db.CanTransact ())
		{
			//虽然不支持事务处理的数据库很少，但是我强硬地不允许这种情况出现
			MessageBox(L"\n系统不支持事务处理，修改不成功！\n",L"错误", MB_ICONSTOP);
			return ;                                    
		}
	    int nItem = m_cStudyPlanListCtrl.GetNextSelectedItem(pos);//列表中的项目序号也即数据库中的编号
		//下面获取该表项的数据，用于在修改对话框中显示
		int Id=_ttol(m_cStudyPlanListCtrl.GetItemText (nItem,8));
		if(m_pSet.IsOpen ())
			m_pSet.Close ();
		m_pSet.Open ();
		m_pSet.m_strFilter .Empty ();
		m_pSet.MoveFirst ();
		while(!m_pSet.IsEOF ())
		{
			if(m_pSet.m_pId ==Id)//说明找到了相应的那个字段	
			{
				m_sStudyPlan_Name=m_pSet.m_pName ;
				m_tStudyPlan_MakeDate=m_pSet.m_pMakeDate ;
				m_tStudyPlan_StartDate=m_pSet.m_pStartDate ;
				m_tStudyPlan_EndDate=m_pSet.m_pEndDate ;
			    m_sStudyPlan_Content=m_pSet.m_pContent ;
				m_sStudyPlan_Kind=m_pSet.m_pKind ;
				m_sStudyPlan_Finished=m_pSet.m_pFinished; 
				m_sStudyPlan_Remark=m_pSet.m_pRemark ;
				m_iStudyPlan_Id=m_pSet.m_pId ;
				break;
			}
			m_pSet.MoveNext ();
		}
		m_pSet.Close ();
		//下面弹出修改对话框，初始化数据由上面部分提供
		CStudyPlanUpdateDlg dlg;
		if(dlg.DoModal ()!=IDOK)
		{
			return ;//万一用户没有输入正确信息，则退出，不给修改
		}
		theApp.m_db.BeginTrans ();//开始事务处理
		TRY
		{
	        m_pSet.Open (AFX_DB_USE_DEFAULT_TYPE,L"Select * from StudyPlan order by pMakeDate");
		    m_pSet.m_strFilter.Empty ();
			m_pSet.MoveFirst ();//刚开始移动到第一个位置
			while(!m_pSet.IsEOF ())
			{
				if(m_pSet.m_pId ==m_iStudyPlan_Id)
				{
					m_pSet.Edit ();
			        m_pSet.m_pName =dlg.m_sName ;
			        m_pSet.m_pMakeDate =dlg.m_tMakeDate ;
			        m_pSet.m_pStartDate =dlg.m_tStartDate ;
			        m_pSet.m_pEndDate =dlg.m_tEndDate ;
			        m_pSet.m_pContent =dlg.m_sContent ;
			        m_pSet.m_pKind =dlg.m_sKind ;
					m_pSet.m_pFinished =dlg.m_sFinished ;
			        m_pSet.m_pRemark =dlg.m_sRemark ;
			        m_pSet.Update ();
			        m_pSet.Requery ();
					m_pSet.MoveNext ();
					break;
				}
				m_pSet.MoveNext ();
			}
        m_pSet.Close ();
        theApp.m_db.CommitTrans ();//修改成功了
		}
		CATCH_ALL(e)
		{
			theApp.m_db.Rollback ();
		    MessageBox(L"\n事务处理出错，修改失败！\n",L"错误", MB_ICONSTOP);
			return;
	    }
	    END_CATCH_ALL
		//修改成功了，就要把新的在列表中显示出来，同时去掉旧的
		//先去掉旧的
		m_cStudyPlanListCtrl.DeleteItem (nItem);
		//再添加新的
        m_cStudyPlanListCtrl.InsertItem(nItem,(CString)dlg.m_sName ,0);
        m_cStudyPlanListCtrl.SetItemText (nItem,1,FormatDate(dlg.m_tMakeDate ) );
	    m_cStudyPlanListCtrl.SetItemText (nItem,2,FormatDate(dlg.m_tStartDate ) );
	    m_cStudyPlanListCtrl.SetItemText (nItem,3,FormatDate(dlg.m_tEndDate ) );
	    m_cStudyPlanListCtrl.SetItemText (nItem,4,(CString)dlg.m_sContent );
		m_cStudyPlanListCtrl.SetItemText (nItem,5,(CString)dlg.m_sKind );
	    m_cStudyPlanListCtrl.SetItemText (nItem,6,(CString)dlg.m_sFinished );
		m_cStudyPlanListCtrl.SetItemText (nItem,7,(CString)dlg.m_sRemark );
        s.Format (L"%d",m_iStudyPlan_Id);
		m_cStudyPlanListCtrl.SetItemText (nItem,8,s);
	}
}
void CStudyPlanDlg::OnBnClickedStudyPlanUpdateBt()
{
	// TODO: 在此添加控件通知处理程序代码
    Update();
} 

void CStudyPlanDlg::Delete ()
{
	POSITION pos = m_cStudyPlanListCtrl.GetFirstSelectedItemPosition();
    if (pos == NULL)
	{
		MessageBox(L"\n你没有选中任何一个计划，不可以删除！\n",L"提示",MB_ICONEXCLAMATION);
	}
    else
   {
	   if(MessageBox(L"\n此操作将永久删除该项，确定吗？\n",L"删除提醒",MB_OKCANCEL|MB_ICONQUESTION|MB_DEFBUTTON2)==IDCANCEL)
		   return ;
	   while (pos)
      {
		  int nItem = m_cStudyPlanListCtrl.GetNextSelectedItem(pos);
		  CString str;
		  str="Select * from StudyPlan order by pMakeDate";
	      m_pSet.Open (AFX_DB_USE_DEFAULT_TYPE,str);
		  //获取该单词
		  int m_iId;
		  m_iId=_ttol(m_cStudyPlanListCtrl.GetItemText (nItem,8));
		  m_pSet.m_strFilter.Empty ();
		  m_pSet.MoveFirst ();//刚开始移动到第一个位置
		  while(!m_pSet.IsEOF ())
		  {
			  if(m_iId ==m_pSet.m_pId )
			  {
				  m_pSet.Delete ();
				  break;
			  }
			  m_pSet.MoveNext ();
		  }		 
		  if(!m_pSet.IsDeleted ())
		  {
			  MessageBox(L"\n删除失败！\n",L"错误", MB_ICONSTOP);
			  return ;
		  }
		  m_pSet.MoveNext ();
		  //数据库删除成功后就删除列表了
		  m_cStudyPlanListCtrl.DeleteItem (nItem);
		  m_pSet.Close ();
		  //现在在右边显示个数
	      m_iPlanAmount--;
	      CString s;
	      s.Format (L"%d",m_iPlanAmount);
	      SetDlgItemText(IDC_STUDYPLAN_AMOUNT_STATIC,s);//显示
      }
   }