void RDHeaderView::cacheSectionMinSizes()
{
m_sectionMinSizes.resize(count());
m_sectionMinSizesTotal = 0;
for(int i = 0; i < m_sectionMinSizes.count(); i++)
{
int sz = 0;
// see if we can fetch the column/row size hint from the item view
QAbstractItemView *view = qobject_cast<QAbstractItemView *>(parent());
if(view)
{
if(orientation() == Qt::Horizontal)
sz = view->sizeHintForColumn(i);
else
sz = view->sizeHintForRow(i);
}
// also include the size for the header as another minimum
if(orientation() == Qt::Horizontal)
sz = qMax(sz, sectionSizeFromContents(i).width());
else
sz = qMax(sz, sectionSizeFromContents(i).height());
// finally respect the minimum section size specified
sz = qMax(sz, minimumSectionSize());
// update the minimum size for this section and count the total which we'll need
m_sectionMinSizes[i] = sz;
m_sectionMinSizesTotal += m_sectionMinSizes[i];
}
}
void CCustomHeaderView::onSectionResized(int section, int oldSize, int newSize)
{
int iPrevSectionSize(-1);
QSize sEntrySize = sectionSizeFromContents(section);
CCustomHeaderViewEntry * ptrPrevEntry;
int iCount = m_ptrPriv->sectionsCount();
if (section < iCount)
{
//get resized section size
CCustomHeaderViewEntry * ptrEntry = m_ptrPriv->m_vSectionsWidget[section];
if (orientation()==Qt::Horizontal)
sEntrySize = QSize(newSize-ciEntrySeparator,m_ptrPriv->m_sectionSize.height()-ciEntrySeparator);
else
sEntrySize = QSize(m_ptrPriv->m_sectionSize.width()-ciEntrySeparator,newSize-ciEntrySeparator);
ptrEntry->setFixedSize(sEntrySize);
ptrPrevEntry = ptrEntry;
//if (section==0)
// iPrevSectionSize = sEntrySize.width();
}
else
return;
//change position of all NEXT widgets
for(int i = section+1;i<iCount;i++)
{
sEntrySize = ptrPrevEntry->minimumSize();
QPoint ptPos = ptrPrevEntry->pos();
if (iPrevSectionSize==-1)
{
if (orientation()==Qt::Horizontal)
ptPos.rx()+=sEntrySize.width()+ciEntrySeparator;
else
ptPos.ry()+=sEntrySize.height()+ciEntrySeparator;
}
else
{
if (orientation()==Qt::Horizontal)
ptPos.rx()+=iPrevSectionSize+ciEntrySeparator;
else
ptPos.ry()+=iPrevSectionSize+ciEntrySeparator;
iPrevSectionSize=-1;
}
CCustomHeaderViewEntry * ptrEntry = m_ptrPriv->m_vSectionsWidget[i];
ptrEntry->move(ptPos);
ptrPrevEntry = ptrEntry;
}
}
