dialog_job.cpp

< Visual C+++SQL Server数据库开发与实例>>一书中的实例核心源程序提供了几个案例的编程源代码。

// DIALOG_JOB.cpp : implementation file
//

#include "stdafx.h"
#include "train.h"
#include "DIALOG_JOB.h"
#include "DeptInfo.h"
#include "JobInfo.h"
#include "JobSet.h"
#include "DeptSet.h"

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

/////////////////////////////////////////////////////////////////////////////
// CDIALOG_JOB dialog


CDIALOG_JOB::CDIALOG_JOB(CWnd* pParent /*=NULL*/)
	: CDialog(CDIALOG_JOB::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDIALOG_JOB)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
}


void CDIALOG_JOB::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDIALOG_JOB)
	DDX_Control(pDX, IDC_LIST2, m_dept);
	DDX_Control(pDX, IDC_LIST1, m_job);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CDIALOG_JOB, CDialog)
	//{{AFX_MSG_MAP(CDIALOG_JOB)
	ON_BN_CLICKED(IDC_BUTTONADD, OnButtonadd)
	ON_BN_CLICKED(IDC_RADIO1, OnRadio1)
	ON_BN_CLICKED(IDC_RADIO2, OnRadio2)
	ON_BN_CLICKED(IDC_BUTTONDEL, OnButtondel)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDIALOG_JOB message handlers

void CDIALOG_JOB::OnButtonadd() 
{
	// TODO: Add your control notification handler code here
	int choice=CDialog::GetCheckedRadioButton(IDC_RADIO1,IDC_RADIO2);
	if(choice==IDC_RADIO1)
	{
		m_database.Close();
		CJobInfo m_jobinfo;
		m_jobinfo.m_database.Open(_T("train"));
		m_jobinfo.DoModal();
		RefreshData();
	}
	else if(choice==IDC_RADIO2)
	{
		m_database.Close();
		CDeptInfo m_deptinfo;
		m_deptinfo.m_database.Open(_T("train"));
		m_deptinfo.DoModal();
		RefreshData();
	}
	else 
	{
		MessageBox("Please choose a class first!!");
	}
}
void CDIALOG_JOB::OnRadio1() 
{
	// TODO: Add your control notification handler code here
	CDialog::CheckRadioButton(IDC_RADIO1,IDC_RADIO2,IDC_RADIO1);
}

void CDIALOG_JOB::OnRadio2() 
{
	// TODO: Add your control notification handler code here
	CDialog::CheckRadioButton(IDC_RADIO1,IDC_RADIO2,IDC_RADIO2);
}

BOOL CDIALOG_JOB::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
	m_job.InsertColumn(0,"工作岗位代号");
	m_job.InsertColumn(1,"工作岗位名称");
	m_job.InsertColumn(2,"岗位权利范围");
	RECT rect1;
	m_job.GetWindowRect(&rect1);
	int wid1 = rect1.right - rect1.left;
	m_job.SetColumnWidth(0,wid1/3);
	m_job.SetColumnWidth(1,wid1/3);
	m_job.SetColumnWidth(2,wid1/3);
	m_job.SetExtendedStyle(LVS_EX_FULLROWSELECT);
	
	m_dept.InsertColumn(0,"部门代号");
	m_dept.InsertColumn(1,"部门名称");
	m_dept.InsertColumn(2,"部门经理代号");
	m_dept.InsertColumn(3,"部门副经理代号");
	RECT rect2;
	m_dept.GetWindowRect(&rect2);
	int wid2 = rect2.right - rect2.left;
	m_dept.SetColumnWidth(0,wid2/4);
	m_dept.SetColumnWidth(1,wid2/4);
	m_dept.SetColumnWidth(2,wid2/4);
	m_dept.SetColumnWidth(3,wid2/4);
	m_dept.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_JOB::RefreshData()
{
	if(!m_database.IsOpen()){
		m_database.Open(_T("train"));
	}
	m_job.DeleteAllItems();
	m_dept.DeleteAllItems();
	CJobSet m_recordsetjob(&m_database);
	CDeptSet m_recordsetdept(&m_database);
	CString strSQL;
	strSQL.Format("select * from JOB");
	m_recordsetjob.Open(AFX_DB_USE_DEFAULT_TYPE,strSQL);
	CDBVariant varValue;
	if(m_recordsetjob.GetRecordCount()!=0) m_recordsetjob.MoveFirst();
	char buf[20];
	int i=0;
	while(!m_recordsetjob.IsEOF())
	{
		int temp=0;
		m_recordsetjob.GetFieldValue(temp,varValue);
		sprintf(buf,"%d",varValue.m_iVal); m_job.InsertItem(i,buf);
		m_recordsetjob.GetFieldValue(1,varValue);
		m_job.SetItemText(i,1,varValue.m_pstring->GetBuffer(1));
		m_recordsetjob.GetFieldValue(2,varValue);
		m_job.SetItemText(i,2,varValue.m_pstring->GetBuffer(1));
		m_recordsetjob.MoveNext();
		i++;
	}
	strSQL.Format("select * from DEPT");
	m_recordsetdept.Open(AFX_DB_USE_DEFAULT_TYPE,strSQL);
	if(m_recordsetdept.GetRecordCount()!=0) m_recordsetdept.MoveFirst();
	i=0;
	while(!m_recordsetdept.IsEOF())
	{
		int temp=0;
		m_recordsetdept.GetFieldValue(temp,varValue);
		sprintf(buf,"%d",varValue.m_lVal); m_dept.InsertItem(i,buf);
		m_recordsetdept.GetFieldValue(1,varValue);
		m_dept.SetItemText(i,1,varValue.m_pstring->GetBuffer(1));
		m_recordsetdept.GetFieldValue(2,varValue);
		sprintf(buf,"%d",varValue.m_lVal); m_dept.SetItemText(i,2,buf);
		m_recordsetdept.GetFieldValue(3,varValue);
		sprintf(buf,"%d",varValue.m_lVal); m_dept.SetItemText(i,3,buf);
		m_recordsetdept.MoveNext();
		i++;
	}
}

void CDIALOG_JOB::OnCancel() 
{
	// TODO: Add extra cleanup here
	m_database.Close();
	CDialog::OnCancel();
}

void CDIALOG_JOB::OnButtondel() 
{
	// TODO: Add your control notification handler code here
	int choice=CDialog::GetCheckedRadioButton(IDC_RADIO1,IDC_RADIO2);
	if(choice==IDC_RADIO1)
	{
		int i=m_job.GetSelectionMark();
		CString strSQL;
		if(i==-1){
			MessageBox("please choose a record first!");
		}
		else{
			int keyid=atoi(m_job.GetItemText(i,0));
			strSQL.Format("delete from JOB where JOB_ID=%d",keyid);
			m_database.ExecuteSQL(strSQL);
			m_database.Close();
			RefreshData();
		}
	}
	else if(choice==IDC_RADIO2)
	{
		int i=m_dept.GetSelectionMark();
		CString strSQL;
		if(i==-1){
			MessageBox("please choose a record first!");
		}
		else{
			int keyid=atoi(m_dept.GetItemText(i,0));
			strSQL.Format("delete from DEPT where DEPT_ID=%d",keyid);
			m_database.ExecuteSQL(strSQL);
			m_database.Close();
			RefreshData();
		}
	}
	else 
	{
		MessageBox("Please choose a class first!!");
	}	
}