datarecord.cpp

用VC写的一个数据库

#include "DataRecord.h"

CDataRecord::CDataRecord(void)
{
}

CDataRecord::CDataRecord(CRecordFormat &format):m_format(format)
{
}

CDataRecord::~CDataRecord(void)
{
}

bool CDataRecord::SetRecordFormat(CRecordFormat &format)
{
	if(format.IsEmptyFormat())
	{
		std::cout<<"设置格式失败！(格式为空)"<<std::endl;
		return false;
	}
	else
	{
		m_format=format;
		return true;
	}

}

bool CDataRecord::FillRecord()
{
	if (m_format.IsEmptyFormat())
	{
		std::cout<<"填充记录失败！(记录格式为空)"<<std::endl;
		return false;
	}
	else
	{
		for (int i=0;i<m_format.Size();i++)
		{
			char *temp=new char[255];
			std::cout<<"输入【"<<m_format[i]<<"】：";
			std::cin>>temp;
			PushBack(temp);
		}
		return true;
	}
}

bool CDataRecord::SetCellRecord(GUtString &formatCell,GUtString &record)
{
	if (!m_format.IsHasSame(formatCell))
	{
		std::cout<<"修改单元记录失败！(不存在指定的单元)"<<std::endl;
		return false;
	}
	else 
	{
		(*this)[m_format.IndexOf(formatCell)]=record;
		std::cout<<"修改单元记录成功！"<<std::endl;
		return true;
	}	
}

bool CDataRecord::operator ==(CDataRecord &record)const
{
	if ( !(this->m_format==record.m_format) )
	{
		return false;
	}
	else
	{
		for (int i=0;i<this->m_format.Size();i++)
		{
			if ( (*const_cast<CDataRecord *>(this) )[i]!=record[i] )
			{
				return false;
			}
		}
		return true;
	}
}

CRecordFormat CDataRecord::GetFormat()
{
	return m_format;
}

bool CDataRecord::SetCell(int i,GUtString &cell)
{
	if(i<0||i>=Size())
	{
		std::cout<<"修改单元失败！(不存在指定单元)\n";
		return false;
	}
	else
	{
		(*this)[i]=cell;
		std::cout<<"修改单元成功！\n";
		return true;
	}
}