int CXTPReportColumn::GetPrintWidth(int nTotalWidth) const
{
CXTPReportColumns* pColumns = m_pColumns;
int nColumnsWidth = 0;
CXTPReportColumn* pLastAutoColumn = NULL;
for (int nColumn = 0; nColumn < pColumns->GetCount(); nColumn++)
{
CXTPReportColumn* pColumn = pColumns->GetAt(nColumn);
if (!pColumn->IsVisible())
continue;
if (pColumn->IsAutoSize())
{
pLastAutoColumn = pColumn;
nColumnsWidth += pColumn->GetWidth();
}
else
{
nTotalWidth -= pColumn->GetWidth();
}
}
for (int i = 0; i < pColumns->GetCount(); i++)
{
CXTPReportColumn* pColumn = pColumns->GetAt(i);
if (!pColumn->IsVisible())
continue;
int nWidth = pColumn->GetWidth();
if (pColumn->IsAutoSize())
{
if (pColumn == pLastAutoColumn)
{
nWidth = max(nTotalWidth, pColumn->GetMinWidth());
}
else
{
nColumnsWidth = max(1, nColumnsWidth);
nWidth =
max(int(pColumn->GetWidth() * nTotalWidth / nColumnsWidth), pColumn->GetMinWidth());
nTotalWidth -= nWidth;
nColumnsWidth -= pColumn->GetWidth();
}
}
if (pColumn == this)
return nWidth;
}
return 0;
}
CXTPReportColumn* CXTPReportColumns::GetLastVisibleColumn() const
{
for (int nColumn = GetCount() - 1; nColumn >= 0; nColumn--)
{
CXTPReportColumn* pColumn = GetAt(nColumn);
if (pColumn->IsVisible())
return pColumn;
}
return NULL;
}
CXTPReportColumn* CXTPReportColumns::GetFirstVisibleColumn() const
{
for (int nColumn = 0; nColumn < GetCount(); nColumn++)
{
CXTPReportColumn* pColumn = GetAt(nColumn);
if (pColumn->IsVisible())
return pColumn;
}
return NULL;
}
int CXTPReportColumns::GetVisibleColumnsCount() const
{
int nVisibleCount = 0;
int nCount = GetCount();
for (int nColumn = 0; nColumn < nCount; nColumn++)
{
CXTPReportColumn* pColumn = GetAt(nColumn);
if (pColumn && pColumn->IsVisible())
nVisibleCount++;
}
return nVisibleCount;
}
void CXTPReportColumns::GetVisibleColumns(CXTPReportColumns& arrColumns) const
{
int nCount = GetCount();
for (int nColumn = 0; nColumn < nCount; nColumn++)
{
CXTPReportColumn* pColumn = GetAt(nColumn);
if (pColumn && pColumn->IsVisible())
{
arrColumns.m_arrColumns.Add(pColumn);
pColumn->InternalAddRef();
}
}
}
CXTPReportColumn* CXTPReportColumns::GetVisibleAt(int nIndex) const
{
for (int nColumn = 0; nColumn < GetCount(); nColumn++)
{
CXTPReportColumn* pColumn = GetAt(nColumn);
if (!pColumn->IsVisible())
continue;
if (nIndex == 0)
return pColumn;
nIndex--;
}
return NULL;
}
