C++ (Cpp) CField::GetWidthの例

コード例 #1

ファイル: Manager.cpp プロジェクト: adoggie/algorithm_package

/*
	PasteCol 表名 源列名称 目标列名称
 */
bool TCManager::PasteCol(TCPacket &inP,AnaWord &aw, TCPacket &outP)
{
	if (aw.GetWordCount() !=4)
		return SetResultState(false,outP,GetLanguage(FormatIsError)); 

	int nUserID = GetUserID(inP);
	if (nUserID==0)
		return SetResultState(false,outP,GetLanguage(UserIDIsNotFound));
	
	string sTableName = aw.GetAt(1);
	string sSrcName  = aw.GetAt(2);
	string sDstName  = aw.GetAt(3);
	CDataInterface *pDI = g_system.GetCurData(nUserID,aw.GetAt(1));
	if (pDI == NULL)
		return SetResultState(false,outP,GetLanguage(UserTableIsNotFound));
	CField *pSrcField = pDI->FieldByName(sSrcName.c_str());
	if (pSrcField == NULL)
		return SetResultState(false,outP,GetLanguage(FieldNameNotFind)); 
	CFieldType ft = pSrcField->GetFieldType();
	CField *pDstField = pDI->FieldByName(sDstName.c_str());
	if (pDstField == NULL)
	{
		pDstField = pDI->m_DataAccess.m_pFieldList->CreateField(ft);
		pDstField->SetFieldName(sDstName);
		pDstField->SetWidth(pSrcField->GetWidth());
		pDI->m_DataAccess.m_pFieldList->Add(pDstField);
	}
	pDI->m_DataAccess.First();
	while (!pDI->m_DataAccess.Eof())
	{
		pDI->m_DataAccess.Edit();
		if (pSrcField->IsNull())
		{
			pDstField->SetNull();
		}
		else
		{
			if (ft == fDouble)
				pDstField->SetAsDouble(pSrcField->GetAsDouble());
			else if (ft == fInt)
				pDstField->SetAsInteger(pSrcField->GetAsInteger());
			else if (ft == fBoolean)
				pDstField->SetAsBool(pSrcField->GetAsBool());
			else if (ft == fString)
				pDstField->SetAsString(pSrcField->GetAsString());
			else
				pDstField->SetAsDateTime(&pSrcField->GetAsDateTime());
		}
		pDI->m_DataAccess.Next();
	}
	return SetResultState(true,outP);
}

コード例 #2

ファイル: Manager.cpp プロジェクト: adoggie/algorithm_package

/*
#获取字段和记录信息 文件名没有，则返回当前表信息
>Command
	Text
		GetDataInfo 表名
<Command
	Text
		ColInfo	列信息
		Fail 错误信息
 */
bool TCManager::GetDataInfo(TCPacket &inP,AnaWord &aw,TCPacket &outP)
{
	if (aw.GetWordCount()!=2)
		return SetResultState(false,outP,GetLanguage(FormatIsError)); 

	int nUserID = GetUserID(inP);
	if (nUserID==0)
		return SetResultState(false,outP,GetLanguage(UserIDIsNotFound));

	CDataInterface *pDI = g_system.GetCurData(nUserID,aw.GetAt(1));
	if (pDI ==NULL)
	{
		return SetResultState(false,outP,GetLanguage(UserTableIsNotFound));
	}

	CDataAccess &da = pDI->m_DataAccess;

	
	string strScript ;
	int nCnt = da.GetRecordCount();
	char  buffer[50];
	memset(buffer,0,50);
	sprintf(buffer,"%d",nCnt);
	string sRecordCount = buffer;
	for (int i=0;i<da.GetFieldCount();i++)
	{
		CField *pField = da.FieldByIndex(i);
		string ss = (const char*)pField->GetFieldName();				
		ss = AnaWord::GetUniquely(ss);
		CFieldType ft = pField->GetFieldType();
		if (ft ==fString )
			ss = ss + " s ";
		else if (ft == fDate)
			ss = ss + " d ";
		else if (ft == fInt)
			ss = ss + " n ";
		else if (ft == fDouble)
			ss = ss + " f ";
		else if (ft == fBoolean)
			ss = ss + " b ";
		
		char buf[10];
		sprintf(buf," %d ",pField->GetWidth());
		string sWidth = buf;
		strScript = strScript+ " "+ ss +sWidth;
	}
	sRecordCount = "ColInfo "+sRecordCount + strScript;
	outP.AddItem("Text",sRecordCount);
	return SetResultState(true,outP);
}