void CTableView::reloadData()
{
#if USING_LUA
CCAssert(
(m_nDataSourceAdapterScriptHandler != 0) ||
(m_pDataSourceAdapterListener && m_pDataSourceAdapterHandler), "reloadData");
#else
CCAssert(m_pDataSourceAdapterListener && m_pDataSourceAdapterHandler, "reloadData");
#endif
CCAssert((int)m_tCellsSize.width != 0 && (int)m_tCellsSize.height != 0, "reloadData");
CCAssert(m_eDirection != eScrollViewDirectionBoth, "reloadData");
vector<CTableViewCell*>::iterator itr = m_vCellsUsed.begin();
vector<CTableViewCell*>::iterator end = m_vCellsUsed.end();
for(; itr != end; ++itr )
{
CTableViewCell* pCell = (*itr);
m_vCellsFreed.pushBack(pCell);
m_pContainer->removeChild(pCell, true);
pCell->reset();
}
m_vCellsUsed.clear();
m_sIndices.clear();
m_vPositions.clear();
this->updatePositions();
this->setContentOffsetToTop();
this->onScrolling();
relocateContainer();
}
void CTableView::onScrolling()
{
if( m_uCellsCount == 0 )
return;
unsigned uBeginIdx = 0, uEndIdx = 0;
uBeginIdx = cellBeginIndexFromOffset( getContentOffset() );
uEndIdx = cellEndIndexFromOffset( getContentOffset() );
#if 0
CCLOG("cell begin %u end %u", uBeginIdx, uEndIdx);
#endif
while( !m_vCellsUsed.empty() )
{
CTableViewCell* pCell = m_vCellsUsed.front();
unsigned int uIdx = pCell->getIdx();
if( uIdx < uBeginIdx )
{
m_sIndices.erase(uIdx);
m_vCellsUsed.erase(m_vCellsUsed.begin());
m_vCellsFreed.pushBack(pCell);
pCell->reset();
m_pContainer->removeChild(pCell, true);
}
else
{
break;
}
}
while( !m_vCellsUsed.empty() )
{
CTableViewCell* pCell = m_vCellsUsed.back();
unsigned int uIdx = pCell->getIdx();
if( uIdx > uEndIdx && uIdx < m_uCellsCount )
{
m_sIndices.erase(uIdx);
m_vCellsUsed.popBack();
m_vCellsFreed.pushBack(pCell);
pCell->reset();
m_pContainer->removeChild(pCell, true);
}
else
{
break;
}
}
for( unsigned int idx = uBeginIdx; idx <= uEndIdx && idx < m_uCellsCount; ++idx )
{
if( m_sIndices.find(idx) != m_sIndices.end() )
{
continue;
}
updateCellAtIndex(idx);
}
}
