BOOL CReportCtrl::SetHeaderText(int nColumn, LPCTSTR lpText)
{
if(!HasColumnHeader())
{
return(FALSE);
}
LPTSTR psz = NULL;
if(lpText == NULL)
{
psz = new TCHAR[1];
*psz = _T('\0');
}
else
{
psz = _tcsdup(lpText);
}
HDITEM hd;
hd.mask = HDI_TEXT;
hd.pszText = psz;
hd.cchTextMax = _tcslen(psz);
const BOOL RES = CListCtrl :: GetHeaderCtrl()->SetItem(nColumn, &hd);
delete[] psz;
return(RES);
}
DWORD CReportCtrl::_GetHeaderTextFormat(int nColumn) const
{
if(!HasColumnHeader())
{
return(ES_LEFT);
}
HDITEM hd;
hd.mask = HDI_FORMAT;
if(!GetHeaderCtrl()->GetItem(nColumn, &hd))
{
return(ES_LEFT);
}
if(hd.fmt & HDF_CENTER)
{
return(ES_CENTER);
}
else if(hd.fmt & HDF_RIGHT)
{
return(ES_RIGHT);
}
else
{
return(ES_LEFT);
}
}
BOOL CReportCtrl::IsSortable() const
{
if (!HasColumnHeader())
return FALSE;
LONG lStyle = ::GetWindowLong(GetHeaderCtrl()->GetSafeHwnd(), GWL_STYLE);
return (lStyle & HDS_BUTTONS) != 0;
}
CString CReportCtrl::GetHeaderText(int nColumn) const
{
if (!HasColumnHeader())
return _T("");
HDITEM hd;
TCHAR szBuffer[256] = _T("");
hd.mask = HDI_TEXT;
hd.pszText = szBuffer;
hd.cchTextMax = 255;
return GetHeaderCtrl()->GetItem(nColumn, &hd) ? hd.pszText : _T("");
}
BOOL CReportCtrl::SetSortable(BOOL bSet)
{
if (!HasColumnHeader())
return FALSE;
LONG lStyle = ::GetWindowLong(GetHeaderCtrl()->GetSafeHwnd(), GWL_STYLE);
if (bSet)
{
lStyle |= HDS_BUTTONS;
}
else
{
lStyle &= ~HDS_BUTTONS;
_UnsetSortedColumn();
}
::SetWindowLong(GetHeaderCtrl()->GetSafeHwnd(), GWL_STYLE, lStyle);
CListCtrl::GetHeaderCtrl()->RedrawWindow();
return TRUE;
}