void CMyListCtrl::InitList(CString csParams, int nCount)
{
DeleteAllColumns();
SetExtendedStyle(GetExtendedStyle()
|LVS_EX_GRIDLINES
|LVS_EX_FULLROWSELECT
|LVS_EX_SUBITEMIMAGES);
SetParamCount(nCount);
SetHead(csParams);
AutoSize();
}
BOOL CVNNetMsg::AddParam(
int id,
int type,
int length,
char* data
)
// Current assumption is any 2, 4 byte integers are already
// in network byte order.
{
if (m_Data == 0)
return FALSE;
// Ensure the parameter doesn't exist
int tmp;
if (GetParam(id, &tmp, &tmp, 0) == 0)
{
// The parameter already exists, we don't support
// having two parameters of the same ID. There is
// currently no method to modify a parameter within
// a message either.
return FALSE;
}
int requiredLength = ParamDataStart_Offset + length;
if ((m_Pos + requiredLength) > m_MaxLength)
{
// Need to realloc the data
int oldLength = m_MaxLength;
m_MaxLength = m_Pos + requiredLength;
char * hg = new char[m_MaxLength];
//HGLOBAL hg = GlobalAlloc(GMEM_FIXED, m_MaxLength);
if (hg)
{
char* data = hg;
memcpy(data, m_Data, oldLength);
delete[] m_Data;
//GlobalFree(GlobalHandle((void*)m_Data));
m_Data = data;
}
else
{
m_Data = 0;
m_MaxLength = 0;
return FALSE;
}
}
// Update parmaeter count
SetParamCount(GetParamCount() + 1);
u_char* ptr = (u_char*)&m_Data[m_Pos];
ptr[ParamID_Offset] = id;
ptr[ParamType_Offset] = type;
u_long* lptr = (u_long*)&ptr[ParamLength_Offset];
*lptr = htonl(length);
memcpy(&ptr[ParamDataStart_Offset], data, length);
m_Pos += requiredLength;
// Update message length
int addedLength = ParamDataStart_Offset + length;
SetLength(GetLength() + addedLength);
return TRUE;
}
