VC中ctrllist的使用与数据库链接
清浪冲天 马敬发 QQ: 283989349 E-mail: [email protected]
有问题时，我们可以通过http://www.hustc.mpc.cn 这个论坛，
或 通过QQ 共同学习和讨论
// DIALOG_TRAINCOURSE.cpp : implementation file
//
#include "stdafx.h"
#include "train.h"
#include "DIALOG_TRAINCOURSE.h"
#include "CourseInfo.h"
#include "DIALOG_APPISE.h"
#include "CourseSet.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CDIALOG_TRAINCOURSE dialog
CDIALOG_TRAINCOURSE::CDIALOG_TRAINCOURSE(CWnd* pParent /*=NULL*/)
: CDialog(CDIALOG_TRAINCOURSE::IDD, pParent)
{
//{{AFX_DATA_INIT(CDIALOG_TRAINCOURSE)
// NOTE: the ClassWizard will add member initialization here
//}}AFX_DATA_INIT
}
void CDIALOG_TRAINCOURSE::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CDIALOG_TRAINCOURSE)
DDX_Control(pDX, IDC_LIST1, m_content);
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CDIALOG_TRAINCOURSE, CDialog)
//{{AFX_MSG_MAP(CDIALOG_TRAINCOURSE)
ON_BN_CLICKED(IDC_BUTTONADD, OnButtonadd)
ON_BN_CLICKED(IDC_BUTTONDEL, OnButtondel)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CDIALOG_TRAINCOURSE message handlers
void CDIALOG_TRAINCOURSE::OnButtonadd()
{
// TODO: Add your control notification handler code here
m_database.Close();
CCourseInfo m_courseinfo;
m_courseinfo.m_database.Open(_T("train"));
m_courseinfo.DoModal();
RefreshData();
}
void CDIALOG_TRAINCOURSE::OnOK()
{
// TODO: Add extra validation here
CDIALOG_APPISE m_apprisemanager;
int i=m_content.GetSelectionMark();
CString strSQL;
if(i==-1){
MessageBox("please choose a course first!");
}
else{
m_apprisemanager.course_id=atoi(m_content.GetItemText(i,0));
m_database.Close();
m_apprisemanager.m_database.Open(_T("train"));
m_apprisemanager.DoModal();
}
}
BOOL CDIALOG_TRAINCOURSE::OnInitDialog()
{
CDialog::OnInitDialog();
// TODO: Add extra initialization here
m_content.InsertColumn(0,"课程号");
m_content.InsertColumn(1,"课程类别");
m_content.InsertColumn(2,"课程中文名称");
m_content.InsertColumn(3,"课程英文名称");
m_content.InsertColumn(4,"课程描述");
m_content.InsertColumn(5,"课程学时");
m_content.InsertColumn(6,"教材");
m_content.InsertColumn(7,"等效课程");
m_content.InsertColumn(8,"预修课程");
m_content.InsertColumn(9,"初训/复训标志");
m_content.InsertColumn(10,"开课部门");
RECT rect;
m_content.GetWindowRect(&rect);
int wid = rect.right - rect.left;
m_content.SetColumnWidth(0,wid/11);
m_content.SetColumnWidth(1,wid/11);
m_content.SetColumnWidth(2,wid/11);
m_content.SetColumnWidth(3,wid/11);
m_content.SetColumnWidth(4,wid/11);
m_content.SetColumnWidth(5,wid/11);
m_content.SetColumnWidth(6,wid/11);
m_content.SetColumnWidth(7,wid/11);
m_content.SetColumnWidth(8,wid/11);
m_content.SetColumnWidth(9,wid/11);
m_content.SetColumnWidth(10,wid/11);
m_content.SetExtendedStyle(LVS_EX_FULLROWSELECT);
RefreshData();
return TRUE; // return TRUE unless you set the focus to a control
// EXCEPTION: OCX Property Pages should return FALSE
}
void CDIALOG_TRAINCOURSE::RefreshData()
{
if(!m_database.IsOpen()){
m_database.Open(_T("train"));
}
m_content.DeleteAllItems();
CCourseSet m_recordset(&m_database);
CString strSQL;
strSQL.Format("select * from COURSE");
m_recordset.Open(AFX_DB_USE_DEFAULT_TYPE,strSQL);
CDBVariant varValue;
if(m_recordset.GetRecordCount()!=0) m_recordset.MoveFirst();
char buf[20];
int i=0;
while(!m_recordset.IsEOF())
{
int temp=0;
m_recordset.GetFieldValue(temp,varValue);
sprintf(buf,"%d",varValue.m_iVal); m_content.InsertItem(i,buf);
m_recordset.GetFieldValue(1,varValue);
m_content.SetItemText(i,1,varValue.m_pstring->GetBuffer(1));
m_recordset.GetFieldValue(2,varValue);
m_content.SetItemText(i,2,varValue.m_pstring->GetBuffer(1));
m_recordset.GetFieldValue(3,varValue);
m_content.SetItemText(i,3,varValue.m_pstring->GetBuffer(1));
m_recordset.GetFieldValue(4,varValue);
m_content.SetItemText(i,4,varValue.m_pstring->GetBuffer(1));
m_recordset.GetFieldValue(5,varValue);
sprintf(buf,"%d",varValue.m_iVal); m_content.SetItemText(i,5,buf);
m_recordset.GetFieldValue(6,varValue);
m_content.SetItemText(i,6,varValue.m_pstring->GetBuffer(1));
m_recordset.GetFieldValue(7,varValue);
sprintf(buf,"%d",varValue.m_iVal); m_content.SetItemText(i,7,buf);
m_recordset.GetFieldValue(8,varValue);
sprintf(buf,"%d",varValue.m_iVal); m_content.SetItemText(i,8,buf);
m_recordset.GetFieldValue(9,varValue);
sprintf(buf,"%d",varValue.m_chVal); m_content.SetItemText(i,9,buf);
m_recordset.GetFieldValue(10,varValue);
sprintf(buf,"%d",varValue.m_iVal); m_content.SetItemText(i,10,buf);
m_recordset.MoveNext();
i++;
}
}
void CDIALOG_TRAINCOURSE::OnButtondel()
{
// TODO: Add your control notification handler code here
int i=m_content.GetSelectionMark();
CString strSQL;
if(i==-1){
MessageBox("please choose a record first!");
}
else{
int keyid=atoi(m_content.GetItemText(i,0));
strSQL.Format("delete from COURSE where COURSE_ID=%d",keyid);
m_database.ExecuteSQL(strSQL);
strSQL.Format("delete from COURSE_EVALUATION where COURSE_ID=%d",keyid);
m_database.ExecuteSQL(strSQL);
m_database.Close();
RefreshData();
}
}
void CDIALOG_TRAINCOURSE::OnCancel()
{
// TODO: Add extra cleanup here
m_database.Close();
CDialog::OnCancel();
} 
|
本类阅读TOP10