dialogstart.cpp

数据结构中的图最短路径问题

// DialogStart.cpp : 实现文件
//

#include "stdafx.h"
#include "图最短路径.h"
#include "DialogStart.h"
#include ".\dialogstart.h"


// CDialogStart 对话框

IMPLEMENT_DYNAMIC(CDialogStart, CDialog)
CDialogStart::CDialogStart(CWnd* pParent /*=NULL*/)
	: CDialog(CDialogStart::IDD, pParent)
	, m_cString(_T(""))
	, m_cStaticString(_T(""))
{
	m_nSize = 5;
}

CDialogStart::~CDialogStart()
{
}

void CDialogStart::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Text(pDX, IDC_EDIT1, m_cString);
	DDX_Text(pDX, IDC_STATIC_SET, m_cStaticString);
}


BEGIN_MESSAGE_MAP(CDialogStart, CDialog)
	ON_BN_CLICKED(IDOK, OnBnClickedOk)
END_MESSAGE_MAP()


// CDialogStart 消息处理程序

BOOL CDialogStart::OnInitDialog()
{
	CDialog::OnInitDialog();

	// TODO:  在此添加额外的初始化
	
	m_cStaticString.Format("请输入起点字母:(A-%c)",m_nSize+'A'-1); 
	UpdateData(false);
	return TRUE;  // return TRUE unless you set the focus to a control
	// 异常: OCX 属性页应返回 FALSE
}

void CDialogStart::OnBnClickedOk()
{
	// TODO: 在此添加控件通知处理程序代码
	UpdateData(true);
	if(m_cString.GetLength()==0)
	{
		MessageBox("输入不能为空","输入错误");
		return ;
	}
	if(m_cString.GetLength()>1)
	{
		MessageBox("输入太多","输入错误");
		return ;
	}
	m_nChar = m_cString.GetAt(0);
	
	if(m_nChar<'A'|| m_nChar>'A'+m_nSize)
	{
		MessageBox("输入不是规定的字符","输入错误");
		return ;
	}
	OnOK();
}