courseselpage.cpp

MFC与对话框编程,用dialogBar写的学生管理系统

// CourseSelPage.cpp : implementation file
//

#include "stdafx.h"
#include "StudentInf.h"
#include "CourseSelPage.h"

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

/////////////////////////////////////////////////////////////////////////////
// CCourseSelPage property page

IMPLEMENT_DYNCREATE(CCourseSelPage, CPropertyPage)

CCourseSelPage::CCourseSelPage() : CPropertyPage(CCourseSelPage::IDD)
{
	//{{AFX_DATA_INIT(CCourseSelPage)
	//}}AFX_DATA_INIT
	m_PrerequisiteCourse[0] = _T("马列主义教程");
	m_PrerequisiteCourse[1] = _T("大学英语");
	m_PrerequisiteCourse[2] = _T("高等数学");
	m_PrerequisiteCourse[3] = _T("大学物理");
	m_PrerequisiteCourse[4] = _T("大学物理");
	m_PrerequisiteCourse[5] = _T("C语言程序设计");
	for(int i = 0; i < 10; i++)
		m_bOptionState[i] = FALSE;		
	for(i = 0; i < 10; i++)
		m_SelectedCourse[i] = _T("");	

}

CCourseSelPage::~CCourseSelPage()
{
}

void CCourseSelPage::DoDataExchange(CDataExchange* pDX)
{
	CPropertyPage::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CCourseSelPage)
	//}}AFX_DATA_MAP

	DDX_Text(pDX, IDC_PREREQUISITE_COURSE1, m_PrerequisiteCourse[0]);
	DDV_MaxChars(pDX, m_PrerequisiteCourse[0], 20);
	DDX_Text(pDX, IDC_PREREQUISITE_COURSE2, m_PrerequisiteCourse[1]);
	DDV_MaxChars(pDX, m_PrerequisiteCourse[1], 20);
	DDX_Text(pDX, IDC_PREREQUISITE_COURSE3, m_PrerequisiteCourse[2]);
	DDV_MaxChars(pDX, m_PrerequisiteCourse[2], 20);
	DDX_Text(pDX, IDC_PREREQUISITE_COURSE4, m_PrerequisiteCourse[3]);
	DDV_MaxChars(pDX, m_PrerequisiteCourse[3], 20);
	DDX_Text(pDX, IDC_PREREQUISITE_COURSE5, m_PrerequisiteCourse[4]);
	DDV_MaxChars(pDX, m_PrerequisiteCourse[4], 20);
	DDX_Text(pDX, IDC_PREREQUISITE_COURSE6, m_PrerequisiteCourse[5]);
	DDV_MaxChars(pDX, m_PrerequisiteCourse[5], 20);
	DDX_Check(pDX, IDC_OPTIONAL_COURSE1, m_bOptionState[0]);
	DDX_Check(pDX, IDC_OPTIONAL_COURSE2, m_bOptionState[1]);
	DDX_Check(pDX, IDC_OPTIONAL_COURSE3, m_bOptionState[2]);
	DDX_Check(pDX, IDC_OPTIONAL_COURSE4, m_bOptionState[3]);
	DDX_Check(pDX, IDC_OPTIONAL_COURSE5, m_bOptionState[4]);
	DDX_Check(pDX, IDC_OPTIONAL_COURSE6, m_bOptionState[5]);
	DDX_Check(pDX, IDC_OPTIONAL_COURSE7, m_bOptionState[6]);
	DDX_Check(pDX, IDC_OPTIONAL_COURSE8, m_bOptionState[7]);
	DDX_Check(pDX, IDC_OPTIONAL_COURSE9, m_bOptionState[8]);
	DDX_Check(pDX, IDC_OPTIONAL_COURSE10, m_bOptionState[9]);	
}


BEGIN_MESSAGE_MAP(CCourseSelPage, CPropertyPage)
	//{{AFX_MSG_MAP(CCourseSelPage)
	//}}AFX_MSG_MAP
	ON_CONTROL_RANGE(BN_CLICKED, IDC_OPTIONAL_COURSE1, IDC_OPTIONAL_COURSE10, 
OnChangeOptionalCourse)

END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCourseSelPage message handlers

BOOL CCourseSelPage::OnSetActive() 
{
	// TODO: Add your specialized code here and/or call the base class
	BOOL result = CPropertyPage::OnSetActive();
	if(result)
	{
		CPropertySheet *parent = (CPropertySheet*)GetParent();
		parent->SetWizardButtons(PSWIZB_NEXT|PSWIZB_BACK);
	}
	return result;
}

LRESULT CCourseSelPage::OnWizardNext() 
{
	// TODO: Add your specialized code here and/or call the base class
	int count=0;
	for(int i=0;i<10;i++)
	{
		if(m_bOptionState[i]==TRUE)
			count++;
	}
	if(count!=5)
	{
		MessageBox("所选课数不得少于5","请重新输入");
		return -1;
	}
	return CPropertyPage::OnWizardNext();
}

void CCourseSelPage::OnChangeOptionalCourse(UINT nID) 
{
	// TODO: Add your control notification handler code here
	int index;	
	switch(nID)
	{
	case(IDC_OPTIONAL_COURSE1):index=0;break;
	case(IDC_OPTIONAL_COURSE2):index=1;break;
	case(IDC_OPTIONAL_COURSE3):index=2;break;
	case(IDC_OPTIONAL_COURSE4):index=3;break;
	case(IDC_OPTIONAL_COURSE5):index=4;break;
	case(IDC_OPTIONAL_COURSE6):index=5;break;
	case(IDC_OPTIONAL_COURSE7):index=6;break;
	case(IDC_OPTIONAL_COURSE8):index=7;break;
	case(IDC_OPTIONAL_COURSE9):index=8;break;
	case(IDC_OPTIONAL_COURSE10):index=9;break;
	}//根据nID - 控件组中第一个控件标识IDC_OPTIONAL_COURSE1计算索引index
	 CButton *pBnState=(CButton *)GetDlgItem(nID);//获取发出通知消息BN_CLICKED的控件对象指针
	  if(pBnState->GetCheck() != 0)
	  {
		  int count=0;
		  for(int i = 0; i < 10; i++)
			 if(m_SelectedCourse[i]!="")
			 {
				 count++;
			 }
		   if(count==5)
		   {
			   MessageBox("选课数目不得多于5个","请取消一些课程的选择");
			   pBnState->SetCheck(0);//取消控件的选中状态
			   return;
		   }
		   pBnState->GetWindowText(m_SelectedCourse[index]);//保存选中课程名
		   m_bOptionState[index]=TRUE;
	  }
	  else 
	  {
		  m_SelectedCourse[index] = "";//即取消原来选中的课程名
	  }
}