www.gusucode.com > VC++毕业设计-库存管理系统（Access）-源码程序 > VC++毕业设计-库存管理系统（Access）-源码程序/code/源程序/商品库存管理系统.cpp

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// 商品库存管理系统.cpp : Defines the class behaviors for the application.
//

#include "stdafx.h"
#include "商品库存管理系统.h"
#include "MainDlg.h"
#include "DLogin.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CMyApp

BEGIN_MESSAGE_MAP(CMyApp, CWinApp)
	//{{AFX_MSG_MAP(CMyApp)
		// 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()

/////////////////////////////////////////////////////////////////////////////
// CMyApp construction

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

/////////////////////////////////////////////////////////////////////////////
// The one and only CMyApp object

CMyApp theApp;
_ConnectionPtr cnn;
CString UserName;
/////////////////////////////////////////////////////////////////////////////
// CMyApp initialization
BOOL CMyApp::InitInstance()
{
	AfxEnableControlContainer();
	::CoInitialize(NULL);
	cnn=NULL;
	cnn.CreateInstance(__uuidof(Connection));
	cnn->ConnectionString="uid=admin;pwd=111;DRIVER={Microsoft Access Driver (*.mdb)};DBQ=spkc.mdb;";
	cnn->Open(L"",L"",L"",adCmdUnspecified);
	// 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

	CDlogin 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;
}
void CMyApp::ADOError(_RecordsetPtr ADORecordset)
{
	ErrorsPtr pErrors=cnn->GetErrors();
	for (int i=0;i<pErrors->GetCount();i++)
	{
		_bstr_t desc=pErrors->GetItem((long)i)->GetDescription();
		AfxMessageBox(desc);
	}
}
int CMyApp::GetRecordCount(_RecordsetPtr rRecord)
{
	int recordcount=0;
	try{
	rRecord->MoveFirst();
	}
	catch(...)
	{
		return 0;
	}
	if(rRecord->_EOF)
		return 0;
	while (!rRecord->_EOF)
	{
		rRecord->MoveNext();
		recordcount=recordcount+1;	
	}
	return recordcount;
}

CString CMyApp::AutoNumber(CString TableName, CString sLater, int nflg)
{
	CTime _time,_CurrentTime;
	CString MaxNumber,_sDay,_sYear,_sMonth,NewNumber,ReturnNumber,sSQL;
	int _Day,_Year,_Month;
	_RecordsetPtr AutoNumber_Rst;
	AutoNumber_Rst.CreateInstance(__uuidof(Recordset));
	::CoInitialize(NULL);
	_variant_t value;
	if(sLater.GetLength()>2)
		sLater=sLater.Left(2);
	if(nflg==1)
	{
		sSQL.Format("SELECT MAX(编号) as 最大编号 FROM %s",TableName);
		AutoNumber_Rst = cnn->Execute((_bstr_t)sSQL,NULL,adCmdText);		
		value=AutoNumber_Rst->GetCollect("最大编号");
		if(value.vt==VT_NULL)
		{
			ReturnNumber.Format("%s00000001",sLater);
		}
		else
		{
			MaxNumber=(char*)(_bstr_t)value;
			MaxNumber=MaxNumber.Mid(3); 
			NewNumber.Format("%d",atoi(MaxNumber)+1);
			ReturnNumber.Format("%s%s",sLater,this->Padl(NewNumber,8,"0"));
		}
	}
	else
	{
		_time=_CurrentTime.GetCurrentTime(); 
		_Year=_time.GetYear();
		_Month=_time.GetMonth();
		_Day=_time.GetDay();
		_sDay.Format("%d",_Day);
		_sDay=this->Padl(_sDay,2,"0");
		_sMonth.Format("%d",_Month);
		_sMonth=this->Padl(_sMonth,2,"0");
		_sYear.Format("%d",_Year);
		_sYear=_sYear.Mid(2);
		sSQL.Format("SELECT MAX(票号) as 最大编号 FROM %s",TableName);
		AutoNumber_Rst = cnn->Execute((_bstr_t)sSQL,NULL,adCmdText);		
		if(AutoNumber_Rst->_EOF)
		{
			ReturnNumber.Format("%s%s%s%s-000001  ",sLater,_sYear,_sMonth,_sDay);
			goto retu;
		}
		value=AutoNumber_Rst->GetCollect("最大编号");//取出最大编号
		if(value.vt==VT_NULL)
		{
			ReturnNumber.Format("%s%s%s%s-000001  ",sLater,_sYear,_sMonth,_sDay);
		}
		else
		{
			CString sOldDate,sNewDate;
			sOldDate=(char*)(_bstr_t)value;
			sOldDate=sOldDate.Mid(2,6);
			sNewDate.Format("%s%s%s",_sYear,_sMonth,_sDay);
			if(sOldDate==sNewDate)
			{
				MaxNumber.Format((char*)(_bstr_t)value);
				MaxNumber=MaxNumber.Mid(9);
				NewNumber.Format("%d",atoi(MaxNumber)+1);
				ReturnNumber.Format("%s%s%s%s-%s",sLater,_sYear,_sMonth,_sDay,this->Padl(NewNumber,6,"0"));
			}
			else
			{
				ReturnNumber.Format("%s%s%s%s-000001  ",sLater,_sYear,_sMonth,_sDay);		
			}
		}
	}
retu:	AutoNumber_Rst->Close();
	return ReturnNumber;
}

int CMyApp::NumberTOName(CString TableName, CString field, CString value)
{
	_RecordsetPtr NumberTOName_rst;
	CString cSQL;
	_bstr_t val;
	int backnumber=0;
	NumberTOName_rst.CreateInstance(__uuidof(Recordset));
	cSQL.Format("SELECT * FROM %s WHERE %s='%s'",TableName,field,value);
	NumberTOName_rst=cnn->Execute((_bstr_t)cSQL,NULL,adCmdText);
	if(NumberTOName_rst->_EOF)
		goto end;
	else
	{
		val=NumberTOName_rst->GetCollect("编号");
		backnumber=atoi((char*)(_bstr_t)val);
	}
end: NumberTOName_rst->Close();
	 return backnumber;
}

CString CMyApp::NumberTOName(CString TableName, CString Returnfield, CString field, CString value, int nflg)
{
	_RecordsetPtr NumberTOName_rst2;
	CString cSQL,backnumber;
	_bstr_t val;
	NumberTOName_rst2.CreateInstance(__uuidof(Recordset));
	cSQL.Format("SELECT * FROM %s WHERE %s='%s'",TableName,field,value);
	NumberTOName_rst2=cnn->Execute((_bstr_t)cSQL,NULL,adCmdText);
	if(NumberTOName_rst2->_EOF)
		backnumber.Format("WRONG");
	else
	{
		if(nflg==1)
		{
		val=NumberTOName_rst2->GetCollect("编号");
		}
		else
		{
		val=NumberTOName_rst2->GetCollect((_variant_t)Returnfield);
		}
		backnumber.Format((char*)(_bstr_t)val);
	}	
	NumberTOName_rst2->Close();
	return backnumber;
}

CString CMyApp::CharToLetterCode(CString string)
{
unsigned short i;     //无符号短整型
	CString value,ReturnValue;
	char chr[3];
	BYTE bHeight;
	BYTE bLow;
	
	for(int m=0;m<=string.GetLength()-1;m=m+2)
	{
		if(m%2!=0)
		{
			if(m<string.GetLength()-1)
			m=m+1;

		}
		chr[0]=string.GetAt(m);
		if((((BYTE)chr[0]>=0x20&&(BYTE)chr[0]<=0x80)||(BYTE)chr[0]==0xbf))	
		{
			int StringLength=string.GetLength();
			if(m+1<StringLength)
			{
 				chr[1]=string.GetAt(m+1);			
				if(chr[1]<0)
				{
					chr[2]=0;
					bHeight=chr[1];
					bLow=chr[0];
					i=bHeight+bLow*256;
					if(i==((unsigned short)'科'))
						value.Format("%s","K");	
				}
				else
				{	
					chr[1]=0;
					chr[2]=0;
					value.Format("");
					m++;
				}
			}
			else
			{
				chr[1]=0;
				chr[2]=0;
				value.Format("");
				m++;
			}
		}
		else
		{
			chr[1]=string.GetAt(m+1);
			chr[2]=0;
			bHeight=chr[1];
			bLow=chr[0];
			i=bHeight+bLow*256;
			if(i < (unsigned short)'啊')
				value.Format("%s ",chr);
			if( i>= (unsigned short)'啊'&& i<(unsigned short)'芭')
				value.Format("A");
			if( i>= (unsigned short)'芭'&& i<(unsigned short)'擦')
				value.Format("B");
			if( i>= (unsigned short)'擦'&& i<(unsigned short)'搭')
				value.Format("C");
			if( i>= (unsigned short)'搭'&& i<(unsigned short)'蛾')
				value.Format("D");
			if( i>= (unsigned short)'蛾'&& i<(unsigned short)'发')
				value.Format("E");
			if( i>= (unsigned short)'发'&& i<(unsigned short)'噶')
				value.Format("F");
			if( i>= (unsigned short)'噶'&& i<(unsigned short)'哈')
				value.Format("G");
			if( i>= (unsigned short)'哈'&& i<(unsigned short)'击')
				value.Format("H");
			if(( i>= (unsigned short)'击'&& i<(unsigned short)'喀')|| i==(unsigned short)'科')
				value.Format("J");
			if( i>= (unsigned short)'喀'&& i<(unsigned short)'垃')
				value.Format("K");
			if( i>= (unsigned short)'垃'&& i<(unsigned short)'妈')
				value.Format("L");
			if( i>= (unsigned short)'妈'&& i<(unsigned short)'拿')
				value.Format("M");
			if( i>= (unsigned short)'拿'&& i<(unsigned short)'哦')
				value.Format("N");
			if( i>= (unsigned short)'哦'&& i<(unsigned short)'啪')
				value.Format("O");
			if( i>= (unsigned short)'啪'&& i<(unsigned short)'期')
				value.Format("P");
			if( i>= (unsigned short)'期'&& i<(unsigned short)'然')
				value.Format("Q");
			if( i>= (unsigned short)'然'&& i<(unsigned short)'撒')
				value.Format("R");
			if( i>= (unsigned short)'撒'&& i<(unsigned short)'塌')
				value.Format("S");
			if( i>= (unsigned short)'塌'&& i<(unsigned short)'挖')
				value.Format("T");
			if( i>= (unsigned short)'挖'&& i<(unsigned short)'昔')
				value.Format("W");
			if( i>= (unsigned short)'昔'&& i<(unsigned short)'压')
				value.Format("X");
			if( i>= (unsigned short)'压'&& i<(unsigned short)'匝')
				value.Format("Y");
			if( i>= (unsigned short)'匝' && i!=(unsigned short)'炜' && i!=(unsigned short)'馨' && i!=(unsigned short)'懿')
				value.Format("Z");
		}
	 ReturnValue=ReturnValue+value;
	}
	return ReturnValue;
}

int CMyApp::AutoNumber(int nflg, CString TableName)
{
	_RecordsetPtr AutoNumber_Rst2;
	AutoNumber_Rst2.CreateInstance(__uuidof(Recordset));
	
	CString sSQL;
	_variant_t value;
	int nNumber=1;
	sSQL.Format("SELECT MAX(编号) as 最大编号 FROM %s",TableName);
	AutoNumber_Rst2 = cnn->Execute((_bstr_t)sSQL,NULL,adCmdText);		
	value=AutoNumber_Rst2->GetCollect("最大编号");
	if(value.vt==VT_NULL)
	{
		nNumber=1;
	}
	else
	{
		nNumber=atoi((char*)(_bstr_t)value)+1;
	}
	AutoNumber_Rst2->Close();

	return nNumber;
}

CString CMyApp::Padl(CString String, int digit, CString Fill, int Way)
{
int Padl_n;
	CString Padl_string;
	Padl_string.Empty();
	for(Padl_n=1;Padl_n<=digit-String.GetLength();Padl_n++)
	{
	Padl_string=Padl_string+Fill;
	}
	if(Way==1)
		return Padl_string+String;
	else
		return String+Padl_string;
}

CTime CMyApp::CStringTOCTime(CString cDate)
{
int nYear,nMonth,nDay;
	char cYear[5],cMonth[3],cDay[3];
	CTime tDate;
	cYear[0]=cDate.GetAt(0);
	cYear[1]=cDate.GetAt(1);
	cYear[2]=cDate.GetAt(2);
	cYear[3]=cDate.GetAt(3);
	cYear[4]=NULL;
	cMonth[0]=cDate.GetAt(5);
	cMonth[1]=cDate.GetAt(6);
	cMonth[2]=NULL;
	cDay[0]=cDate.GetAt(8);
	cDay[1]=cDate.GetAt(9);
	cDay[2]=NULL;
	nYear=atoi(&cYear[0]);
	nMonth=atoi(&cMonth[0]);
	nDay=atoi(&cDay[0]);
	
	tDate=CTime::CTime(nYear,nMonth,nDay,0,0,0);
	return tDate;
}

CString CMyApp::CTimeToCString(CTime date)
{
	int nYear,nMonth,nDay;
	
	CString sMonth,sDay,sDate;
	nYear=date.GetYear();
	nMonth=date.GetMonth();
	nDay=date.GetDay();
	sMonth.Format("%d",nMonth);
	sMonth=theApp.Padl(sMonth,2,"0");
	sDay.Format("%d",nDay);
	sDay=theApp.Padl(sDay,2,"0");

	sDate.Format("%d-%s-%s",nYear,sMonth,sDay);
	return sDate;
}