//////////////////////////////////////////////////////////////////////
//功能:弹出修改记录窗口
//日期:2003.12
//////////////////////////////////////////////////////////////////////
void CMainDlg::OnRadioMod()
{
// TODO: Add your control notification handler code here
m_database.Close();//本对话框断开与数据库的连接
CModifyDlg dlg;
dlg.m_database.Open(_T("addresslist"));
int i=m_ctrlperson.GetSelectionMark();
CString strSQL;
int id=atoi(m_ctrlperson.GetItemText(i,0));
CPersonSet m_recordset;
CDBVariant varValue;
if(i==-1)
{
MessageBox("请选择一条要修改的记录!","提示",MB_OK|MB_ICONINFORMATION);
}
else
{
int temp=0;
strSQL.Format("select * from person where ID=%d",id);
m_recordset.Open(AFX_DB_USE_DEFAULT_TYPE,strSQL);
m_recordset.GetFieldValue(temp,varValue);
dlg.m_modid=varValue.m_lVal;
m_recordset.GetFieldValue(1,varValue);
dlg.m_modname=varValue.m_pstring->GetBuffer(1);
m_recordset.GetFieldValue(2,varValue);
dlg.m_modsex=varValue.m_pstring->GetBuffer(1);
m_recordset.GetFieldValue(3,varValue);
dlg.m_modrelation=varValue.m_pstring->GetBuffer(1);
m_recordset.GetFieldValue(4,varValue);
dlg.m_modtelephone=varValue.m_pstring->GetBuffer(1);
m_recordset.GetFieldValue(5,varValue);
dlg.m_modhandphone=varValue.m_pstring->GetBuffer(1);
m_recordset.GetFieldValue(6,varValue);
dlg.m_modaddress=varValue.m_pstring->GetBuffer(1);
m_recordset.GetFieldValue(7,varValue);
dlg.m_modworkplace=varValue.m_pstring->GetBuffer(1);
m_recordset.GetFieldValue(8,varValue);
dlg.m_modemail=varValue.m_pstring->GetBuffer(1);
m_recordset.GetFieldValue(9,varValue);
dlg.m_modoicq=varValue.m_pstring->GetBuffer(1);
//m_database.Close();//此处不能断开与数据库的连接
dlg.DoModal();
RefreshData();
}
}
void CMainDlg::RefreshData()
{
//首先确保数据库打开
if(!m_database.IsOpen())
{
m_database.Open(_T("addresslist"));
}
//对列表控件的内容更新,清空原来的内容
m_ctrlperson.DeleteAllItems();
//创建记录集
CPersonSet m_personset(&m_database);
m_personset.Open(AFX_DB_USE_DEFAULT_TYPE,m_query);
CDBVariant varValue;
char buf[20];
//用来记录当前记录的序号
int i=0;
//如果表中有记录,打开后将游标定在第一位,使记录集中的第一条记录成为当前记录
if(m_personset.GetRecordCount()!=0) m_personset.MoveFirst();
while(!m_personset.IsEOF())
{
int temp=0;
//对整型数字的处理
m_personset.GetFieldValue(temp,varValue);
sprintf(buf,"%d",varValue.m_lVal);m_ctrlperson.InsertItem(i,buf);
//对字符串显示处理
//m_personset.GetFieldValue(0,varValue);
//m_ctrlperson.SetItemText(i,0,varValue.m_pstring->GetBuffer(1));
m_personset.GetFieldValue(1,varValue);
m_ctrlperson.SetItemText(i,1,varValue.m_pstring->GetBuffer(1));
///第一个参数是表示行,第二个参数表示 列,第三个表示 值
m_personset.GetFieldValue(2,varValue);
m_ctrlperson.SetItemText(i,2,varValue.m_pstring->GetBuffer(1));
m_personset.GetFieldValue(3,varValue);
m_ctrlperson.SetItemText(i,3,varValue.m_pstring->GetBuffer(1));
m_personset.GetFieldValue(4,varValue);
m_ctrlperson.SetItemText(i,4,varValue.m_pstring->GetBuffer(1));
m_personset.GetFieldValue(5,varValue);
m_ctrlperson.SetItemText(i,5,varValue.m_pstring->GetBuffer(1));
m_personset.GetFieldValue(6,varValue);
m_ctrlperson.SetItemText(i,6,varValue.m_pstring->GetBuffer(1));
m_personset.GetFieldValue(7,varValue);
m_ctrlperson.SetItemText(i,7,varValue.m_pstring->GetBuffer(1));
m_personset.GetFieldValue(8,varValue);
m_ctrlperson.SetItemText(i,8,varValue.m_pstring->GetBuffer(1));
m_personset.GetFieldValue(9,varValue);
m_ctrlperson.SetItemText(i,9,varValue.m_pstring->GetBuffer(1));
m_personset.MoveNext();
i++;
}
//在标题栏中显示共有记录条数
int counts=m_personset.GetRecordCount();
CString str;
str.Format("通讯录 V1.0 试用版 目前共有记录数: %d",counts);
this->SetWindowText(str);
}
在修改对话框中的代码;;
// ModifyDlg.cpp : implementation file
//
#include "stdafx.h"
#include "Address.h"
#include "ModifyDlg.h"
#include "PersonSet.h"
#include "MainDlg.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CModifyDlg dialog
CModifyDlg::CModifyDlg(CWnd* pParent /*=NULL*/)
: CDialog(CModifyDlg::IDD, pParent)
{
//{{AFX_DATA_INIT(CModifyDlg)
m_modname = _T("");
m_modsex = _T("");///此处表示字符串为空,可以写成m_modsex="";
m_modtelephone = _T("");
m_modhandphone = _T("");
m_modaddress = _T("");
m_modworkplace = _T("");
m_modemail = _T("");
m_modoicq = _T("");
m_modid = 0;
m_modrelation = _T("");
//}}AFX_DATA_INIT
}
void CModifyDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CModifyDlg)
DDX_Text(pDX, IDC_EDIT8, m_modid);
DDX_Text(pDX, IDC_EDIT1, m_modname);
DDX_CBString(pDX, IDC_COMBO1, m_modsex);
DDX_Text(pDX, IDC_EDIT9, m_modrelation);
DDX_Text(pDX, IDC_EDIT2, m_modtelephone);
DDX_Text(pDX, IDC_EDIT3, m_modhandphone);
DDX_Text(pDX, IDC_EDIT4, m_modaddress);
DDX_Text(pDX, IDC_EDIT5, m_modworkplace);
DDX_Text(pDX, IDC_EDIT6, m_modemail);
DDX_Text(pDX, IDC_EDIT7, m_modoicq);
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CModifyDlg, CDialog)
//{{AFX_MSG_MAP(CModifyDlg)
ON_BN_CLICKED(IDC_CLEAR_BUTTON, OnClearButton)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CModifyDlg message handlers
void CModifyDlg::OnOK()
{
//TODO: Add extra validation here
UpdateData(TRUE);
CPersonSet m_recordset;// 此处为记录的实体
CString strSQL;
CMainDlg dlg;
if(!m_modname.IsEmpty())
{
strSQL.Format("update person set NAME='%s',SEX='%s',RELATION='%s',TELEPHONE='%s',HANDPHONE='%s',ADDRESS='%s',WORKPLACE='%s',EMAIL='%s',OICQ='%s' where ID=%d"
,m_modname,m_modsex,m_modrelation,m_modtelephone,m_modhandphone,m_modaddress,m_modworkplace,m_modemail,m_modoicq,m_modid);
m_database.ExecuteSQL(strSQL);//cibu
m_database.Close();
CDialog::OnOK();
}
else
{
MessageBox("“姓名”项不可以为空!","提示",MB_OK|MB_ICONINFORMATION);
}
}
void CModifyDlg::OnClearButton()
{
// TODO: Add your control notification handler code here
if(MessageBox("是否真的要清空?","提示",MB_YESNO|MB_ICONQUESTION)==IDYES)
{
CEdit* m_pmodid=(CEdit*)GetDlgItem(IDC_EDIT8);
//m_pmodid->SetWindowText("");
//m_modname.Empty();
//m_modsex.Empty();
m_modrelation.Empty();
m_modtelephone.Empty();
m_modhandphone.Empty();
m_modemail.Empty();
m_modaddress.Empty();
m_modworkplace.Empty();
m_modoicq.Empty();
UpdateData(FALSE);
}
}
void CModifyDlg::OnCancel()
{
// TODO: Add extra cleanup here
//m_database.Close();
CDialog::OnCancel();
}
BOOL CModifyDlg::OnInitDialog()
{
CDialog::OnInitDialog();
// TODO: Add extra initialization here
UpdateData(FALSE);//将选中的 数据显示在对话框中
return TRUE; // return TRUE unless you set the focus to a control
// EXCEPTION: OCX Property Pages should return FALSE
}
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