/**
* reloads data from data source. the view will be refreshed.
*/
public void ReloadData()
{
m_eOldDirection = CCScrollViewDirection.None;
foreach (CCTableViewCell cell in m_pCellsUsed)
{
if (m_pTableViewDelegate != null)
{
m_pTableViewDelegate.TableCellWillRecycle(this, cell);
}
m_pCellsFreed.Add(cell);
cell.Reset();
if (cell.Parent == Container)
{
Container.RemoveChild(cell, true);
}
}
m_pIndices.Clear();
m_pCellsUsed = new CCArrayForObjectSorting();
_updateCellPositions();
_updateContentSize();
if (m_pDataSource.NumberOfCellsInTableView(this) > 0)
{
ScrollViewDidScroll(this);
}
}
public virtual void ScrollViewDidScroll(CCScrollView view)
{
var uCountOfItems = m_pDataSource.NumberOfCellsInTableView(this);
if (uCountOfItems == 0)
{
return;
}
int startIdx = 0, endIdx = 0, idx = 0, maxIdx = 0;
CCPoint offset = GetContentOffset() * -1;
maxIdx = Math.Max(uCountOfItems - 1, 0);
CCSize cellSize = m_pDataSource.CellSizeForTable(this);
if (m_eVordering == CCTableViewVerticalFillOrder.FillTopDown)
{
offset.Y = offset.Y + m_tViewSize.Height / Container.ScaleY - cellSize.Height;
}
startIdx = _indexFromOffset(offset);
if (m_eVordering == CCTableViewVerticalFillOrder.FillTopDown)
{
offset.Y -= m_tViewSize.Height / Container.ScaleY;
}
else
{
offset.Y += m_tViewSize.Height / Container.ScaleY;
}
offset.X += m_tViewSize.Width / Container.ScaleX;
endIdx = _indexFromOffset(offset);
#if DEBUG_ // For Testing.
int i = 0;
foreach (object pObj in m_pCellsUsed)
{
var pCell = (CCTableViewCell)pObj;
CCLog.Log("cells Used index {0}, value = {1}", i, pCell.getIdx());
i++;
}
CCLog.Log("---------------------------------------");
i = 0;
foreach (object pObj in m_pCellsFreed)
{
var pCell = (CCTableViewCell)pObj;
CCLog.Log("cells freed index {0}, value = {1}", i, pCell.getIdx());
i++;
}
CCLog.Log("~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~");
#endif
if (m_pCellsUsed.Count > 0)
{
var cell = (CCTableViewCell)m_pCellsUsed[0];
idx = cell.Index;
while (idx < startIdx)
{
_moveCellOutOfSight(cell);
if (m_pCellsUsed.Count > 0)
{
cell = (CCTableViewCell)m_pCellsUsed[0];
idx = cell.Index;
}
else
{
break;
}
}
}
if (m_pCellsUsed.Count > 0)
{
var cell = (CCTableViewCell)m_pCellsUsed[m_pCellsUsed.Count - 1];
idx = cell.Index;
while (idx <= maxIdx && idx > endIdx)
{
_moveCellOutOfSight(cell);
if (m_pCellsUsed.Count > 0)
{
cell = (CCTableViewCell)m_pCellsUsed[m_pCellsUsed.Count - 1];
idx = cell.Index;
}
else
{
break;
}
}
}
for (int j = startIdx; j <= endIdx; j++)
{
if (m_pIndices.Contains(j))
{
continue;
}
UpdateCellAtIndex(j);
}
}