cc.cpp

出差管理系统,是利用VC开发一个简单的,管理出差记录及出差发票报销记录的程序,目的是避免人工烦琐的管理工作.

// cc.cpp : Defines the class behaviors for the application.
//

#include "stdafx.h"
#include "cc.h"
#include "ccDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CCcApp

BEGIN_MESSAGE_MAP(CCcApp, CWinApp)
	//{{AFX_MSG_MAP(CCcApp)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code!
	//}}AFX_MSG
	ON_COMMAND(ID_HELP, CWinApp::OnHelp)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCcApp construction

CCcApp::CCcApp()
{
	// TODO: add construction code here,
	// Place all significant initialization in InitInstance
}

/////////////////////////////////////////////////////////////////////////////
// The one and only CCcApp object

CCcApp theApp;

/////////////////////////////////////////////////////////////////////////////
// CCcApp initialization

BOOL CCcApp::InitInstance()
{
	AfxOleInit();//初始化COM库
	AfxEnableControlContainer();

	//以下是连接access2000数据库。。。
	HRESULT hr;
	try
	{
		hr = m_pConnection.CreateInstance("ADODB.Connection");///创建Connection对象
		if(SUCCEEDED(hr))
		{
			m_pConnection->ConnectionTimeout=3;///设置超时时间为3秒
			hr = m_pConnection->Open("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=power.mdb;","","",adModeUnknown);
			///连接数据库
			///上面一句中连接字串中的Provider是针对ACCESS2000环境的，对于ACCESS97,需要改为:Provider=Microsoft.Jet.OLEDB.3.51;  }
		}
	}
	catch(_com_error e)///捕捉异常
	{
		CString temp;
		temp.Format("连接数据库错误信息:%s",e.ErrorMessage());
		::MessageBox(NULL,temp,"提示信息",NULL);
		return false;
	}
 
	// Standard initialization
	// If you are not using these features and wish to reduce the size
	//  of your final executable, you should remove from the following
	//  the specific initialization routines you do not need.

#ifdef _AFXDLL
	Enable3dControls();			// Call this when using MFC in a shared DLL
#else
	Enable3dControlsStatic();	// Call this when linking to MFC statically
#endif

	CCcDlg dlg;
	m_pMainWnd = &dlg;
	int nResponse = dlg.DoModal();
	if (nResponse == IDOK)
	{
		// TODO: Place code here to handle when the dialog is
		//  dismissed with OK
	}
	else if (nResponse == IDCANCEL)
	{
		// TODO: Place code here to handle when the dialog is
		//  dismissed with Cancel
	}

	// Since the dialog has been closed, return FALSE so that we exit the
	//  application, rather than start the application's message pump.
	return FALSE;
	
}


//此函数用于用户密码数据加密
CString CCcApp::addpwd(CString pwd, bool in)//in为true表示加密数据，为false为解密。不过太简单，不正规。
{
	char temp[1000];
	if(in)
	{
		for(int i=0;i<pwd.GetLength();i++)
			temp[i]=pwd[i]-2-i;
		temp[i]='\0';
	}
	else
	{
		for(int i=0;i<pwd.GetLength();i++)
			temp[i]=pwd[i]+2+i;
		temp[i]='\0';
	}
	CString str;
	str.Format("%s",temp);
	return str;
}

//些函数用于退出软件时关闭数据库
int CCcApp::ExitInstance() 
{
	// TODO: Add your specialized code here and/or call the base class
	if(m_pConnection->State)
		m_pConnection->Close(); ///如果已经打开了连接则关闭它
	return CWinApp::ExitInstance();
}