decrease.cpp

基于MFC实现的图书管管理系统

// decrease.cpp : implementation file
//

#include "stdafx.h"
#include "图书馆管理系统.h"
#include "decrease.h"
#include "BookSystem.h"


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

/////////////////////////////////////////////////////////////////////////////
// decrease dialog
extern BookSystem * student;

decrease::decrease(CWnd* pParent /*=NULL*/)
	: CDialog(decrease::IDD, pParent)
{
	booksystem = 1;
	//{{AFX_DATA_INIT(decrease)
	m_bookname = _T("");
	m_booknum = _T("");
	m_author = _T("");
	//}}AFX_DATA_INIT
}


void decrease::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(decrease)
	DDX_Control(pDX, IDC_COMBO_PUBLISH, m_press);
	DDX_Text(pDX, IDC_BOOKNAME, m_bookname);
	DDX_Text(pDX, IDC_BOOKNUM, m_booknum);
	DDX_Text(pDX, IDC_BOOKWR, m_author);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(decrease, CDialog)
	//{{AFX_MSG_MAP(decrease)
	ON_BN_CLICKED(IDD_ABOUTBOX7, OnAboutbox7)
	ON_BN_CLICKED(IDD_ABOUTBOX6, OnAboutbox6)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// decrease message handlers

void decrease::OnAboutbox7() 
{
	// TODO: Add your control notification handler code here

	CDialog::OnCancel();

}

void decrease::OnAboutbox6() 
{
	// TODO: Add your control notification handler code here
	
	UpdateData(1);
	int pressnum = m_press.GetCurSel();

	if (m_bookname=="" && m_author==""&&pressnum==-1 ) MessageBox("没有书要出库！","注意");
	else if (m_author==""&&pressnum==-1)
	{ 
		student = student->Print_Bookname(m_bookname,student);
		 MessageBox (student->bookname+"  "+student->author+"  "+student->press+"  "+student->type);

	         }
       else if (m_bookname==""&&pressnum==-1) {student = student->Print_Author(m_author,student);
	           MessageBox (student->bookname+"  "+student->author+"  "+student->press+"  "+student->type);
	           }

	    else if (m_bookname==""&&m_author=="") {m_press.GetLBText(pressnum,m_publish);
		         student = student->Print_Press(m_publish,student);
				 // MessageBox (student->bookname+"  "+student->author+"  "+student->press+"  "+student->type);
		       }

		  else if (pressnum==-1) {student = student->Print_BandA(m_bookname,m_author,student);
		   MessageBox (student->bookname+"  "+student->author+"  "+student->press+"  "+student->type);
		          }

		    else if (m_bookname=="") {m_press.GetLBText(pressnum,m_publish);student = student->Print_PandA(m_publish,m_author,student);
			 MessageBox (student->bookname+"  "+student->author+"  "+student->press+"  "+student->type);
		           }

			  else if (m_author=="") {m_press.GetLBText(pressnum,m_publish);student = student->Print_PandB(m_publish,m_bookname,student);
			   MessageBox (student->bookname+"  "+student->author+"  "+student->press+"  "+student->type);
			         }

			    else {m_press.GetLBText(pressnum,m_publish);student = student->Print_PandBandA(m_publish,m_bookname,m_author,student);
				 MessageBox (student->bookname+"  "+student->author+"  "+student->press+"  "+student->type);
			         }

				m_bookname = '\0';
				m_author = '\0';
				m_press.SetCurSel(-1);
				UpdateData(0);

}

BOOL decrease::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here

	if (booksystem)  m_bookname="",m_author="",m_press.ResetContent();

	CFile Read_BookStore;
    student=new BookSystem;

	CString temp_bookname;
	CString temp_author;
	CString temp_press;
	CString temp_type;
	CString temp_number;

	int create = 0; //数据文件建立标志;
    int flag1 = 1;
    int flag2 = 1;
    int flag3 = 1;
    int flag4 = 1;
	int flag5 = 1;
	///////////////////////////////////////////////////////////建立连表
	if(booksystem)
	{
	if(Read_BookStore.Open("BookStore\\BookStore.txt",CFile::modeRead))
		{ create = 1;
		  char temp[1];
		  while(Read_BookStore.Read(temp,1))//while
			{
	          while(temp[0]!='~'&&temp[0]!='\n')//读取一个文本对象信息;
			  {
	            if(flag1){while(temp[0]!='#'){temp_bookname+=temp[0];Read_BookStore.Read(temp,1);}flag1 = 0;}
	            else{
	              if(flag2){Read_BookStore.Read(temp,1);while(temp[0]!='#'){temp_author+=temp[0];Read_BookStore.Read(temp,1);}flag2 = 0;}
	               else{
	                 if(flag3){Read_BookStore.Read(temp,1);while(temp[0]!='#'){temp_press+=temp[0];Read_BookStore.Read(temp,1);}flag3 = 0;}
	                  else{
	                    if(flag4){Read_BookStore.Read(temp,1);while(temp[0]!='#'){temp_type+=temp[0];Read_BookStore.Read(temp,1);}flag4 = 0;}
						 else{
							 if(flag5){Read_BookStore.Read(temp,1);while(temp[0]!='~'){temp_number+=temp[0];Read_BookStore.Read(temp,1);}flag5 = 0;}}}}}
		
			  }
	////////////////******************
	// MessageBox(temp_bookname+" "+temp_author+" "+temp_press+" "+temp_type+" "+temp_number); //读出检验
	 student->InsertBookSystem(temp_press,temp_bookname,temp_author,temp_type,student);//链表建立

		 flag1 = 1;temp_bookname.Empty();//数据回原;
		 flag2 = 1;temp_type.Empty();
		 flag3 = 1;temp_author.Empty();
	     flag4 = 1;temp_press.Empty();
		 flag5 = 1;temp_number.Empty();

			}//end while;
         Read_BookStore.Close();//关闭文件;

	}//读取信息文件;
else{
	if(Read_BookStore.Open("BookStore\\BookStore.txt",CFile::modeCreate))
		create = 1;
	  Read_BookStore.Close();//关闭文件;
	}//bookname创建信息文Type件;

   booksystem = 0;
	}
////////////////////////////
		if (create) {}
		else MessageBox("系统出现问题!","警告");
		booksystem = 0;


	////////////////////读入出版社资料
	CFile file;
	CString pb;
	char t[1];
	
	file.Open("Publish.txt",CFile::modeRead);
	///////////////////////读文档
    while (file.Read(t,1))
	{
		
      if(t[0] == '&')
	  {
	    type=pb;
		m_press.AddString(type);
	
		 pb = "";
		 continue;
	  }
	  pb+=t[0];

	}
  UpdateData(1);
   	file.Close();
	///////////////////////读入完毕

	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}