StringBase& Append(const wchar_t* lpData, size_t nLength, int nCodePage = CP_OEMCP)
{
if ( !lpData || !nLength ) //*lpData??
return *this;
size_t nNewLength = Traits::GetUnicodeDataLength(lpData, nLength, nCodePage);
size_t nSize = nNewLength+m_pData->GetLength();
if ( m_pData->Unique() && (nSize < m_pData->GetSize()) ) //check!!!
{
Traits::CopyUnicodeData(m_pData->GetData()+m_pData->GetLength(), nSize, lpData, nLength, nCodePage);
m_pData->SetLength(nSize);
}
else
{
StringData<T>* pNewData = new StringData<T>(nSize+1);
memcpy(pNewData->GetData(), m_pData->GetData(), m_pData->GetLength()*sizeof(T));
Traits::CopyUnicodeData(pNewData->GetData()+m_pData->GetLength(), nNewLength, lpData, nLength, nCodePage);
pNewData->SetLength(nSize);
FreeData();
m_pData = pNewData;
}
return *this;
}
AsciiStringBase& Append(const wchar_t* lpData, size_t nLength)
{
if ( !lpData || !nLength ) //*lpData??
return *this;
size_t nNewLength = WideCharToMultiByte(m_nEncoding, 0, lpData, nLength, 0, 0, 0, 0);
size_t nSize = nNewLength+m_pData->GetLength();
if ( m_pData->Unique() && (nSize < m_pData->GetSize()) ) //check!!!
{
WideCharToMultiByte(m_nEncoding, 0, lpData, nLength, m_pData->GetData()+m_pData->GetLength(), nNewLength, 0, 0);
m_pData->SetLength(nSize);
}
else
{
StringData<char>* pNewData = new StringData<char>(nSize+1);
memcpy(pNewData->GetData(), m_pData->GetData(), m_pData->GetLength());
WideCharToMultiByte(m_nEncoding, 0, lpData, nLength, pNewData->GetData()+m_pData->GetLength(), nNewLength, 0, 0);
pNewData->SetLength(nSize);
FreeData();
m_pData = pNewData;
}
return *this;
}
T* GetBuffer(size_t nLength = (size_t)-1)
{
size_t nNewLength = (nLength == (size_t)-1)?m_pData->GetLength():nLength;
if ( !m_pData->Unique() || (nNewLength > m_pData->GetSize()) )
{
StringData<T>* pNewData = new StringData<T>(nNewLength+1);
memcpy(pNewData->GetData(), m_pData->GetData(), m_pData->GetLength()*sizeof(T));
pNewData->SetLength(m_pData->GetLength());
FreeData();
m_pData = pNewData;
}
return m_pData->GetData();
}
AsciiStringBase& Append(const char* lpData, size_t nLength, int nSrcEncoding = SAME_ENCODING)
{
if ( !lpData || !nLength ) //*lpData??
return *this;
if ( nSrcEncoding == SAME_ENCODING )
nSrcEncoding = m_nEncoding;
char* pBuffer = nullptr;
size_t nBufferSize = 0;
bool bConverted = ConvertEncoding(lpData, nLength, &pBuffer, &nBufferSize, nSrcEncoding, m_nEncoding);
if ( !bConverted )
{
pBuffer = (char*)lpData;
nBufferSize = nLength;
}
size_t nSize = nBufferSize+m_pData->GetLength();
if ( m_pData->Unique() && (nSize < m_pData->GetSize()) ) //check!!!
{
memmove(m_pData->GetData()+m_pData->GetLength(), pBuffer, nBufferSize);
m_pData->SetLength(nSize);
}
else
{
StringData<char>* pNewData = new StringData<char>(nSize+1);
memcpy(pNewData->GetData(), m_pData->GetData(), m_pData->GetLength());
memmove(pNewData->GetData()+m_pData->GetLength(), pBuffer, nBufferSize);
pNewData->SetLength(nSize);
FreeData();
m_pData = pNewData;
}
if ( bConverted )
delete [] pBuffer;
return *this;
}
bool IsEmpty() const
{
return !(m_pData->GetLength() && *m_pData->GetData());
}
size_t GetLength() const
{
return m_pData->GetLength();
}
