public virtual void OnViewAttachedToWindow(AbstractViewHolder viewHolder)
{
AbstractViewHolder.SelectionState selectionState =
mTableView.GetSelectionHandler().GetColumnSelectionState(viewHolder.AdapterPosition);
// Control to ignore selection color
if (!mTableView.IsIgnoreSelectionColors())
{
// Change background color of the view considering it's selected state
mTableView.GetSelectionHandler()
.ChangeColumnBackgroundColorBySelectionStatus(viewHolder, selectionState);
}
// Change selection status
viewHolder.SetSelected(selectionState);
// Control whether the TableView is sortable or not.
if (mTableView.IsSortable())
{
if (viewHolder is AbstractSorterViewHolder)
{
// Get its sorting state
SortState state = GetColumnSortHelper().GetSortingStatus(viewHolder.AdapterPosition);
// Fire onSortingStatusChanged
((AbstractSorterViewHolder)viewHolder).OnSortingStatusChanged(state);
}
}
}
protected internal override bool ClickAction(RecyclerView view, MotionEvent e)
{
// Get interacted view from x,y coordinate.
Android.Views.View childView = view.FindChildViewUnder(e.GetX(), e.GetY());
if (childView != null)
{
// Find the view holder
AbstractViewHolder holder = (AbstractViewHolder)mRecyclerView.GetChildViewHolder(childView);
int column = holder.AdapterPosition;
// Control to ignore selection color
if (!mTableView.IsIgnoreSelectionColors())
{
mSelectionHandler.SetSelectedColumnPosition(holder, column);
}
if (GetTableViewListener() != null)
{
// Call ITableView listener for item click
GetTableViewListener().OnColumnHeaderClicked(holder, column);
}
return(true);
}
return(false);
}
public virtual void OnViewDetachedFromWindow(AbstractViewHolder holder)
{
base.OnViewDetachedFromWindow(holder);
// Clear selection status of the view holder
mTableView.GetSelectionHandler().ChangeSelectionOfRecyclerView(
((CellRecyclerViewAdapter.CellRowViewHolder)holder).recyclerView,
AbstractViewHolder.SelectionState.Unselected, mTableView.GetUnSelectedColor());
}
public virtual void OnViewRecycled(AbstractViewHolder holder)
{
base.OnViewRecycled(holder);
CellRecyclerViewAdapter.CellRowViewHolder viewHolder = (CellRecyclerViewAdapter.CellRowViewHolder)holder;
// ScrolledX should be cleared at that time. Because we need to prepare each
// recyclerView
// at onViewAttachedToWindow process.
viewHolder.recyclerView.ClearScrolledX();
}
public virtual void OnBindViewHolder(AbstractViewHolder holder, int yPosition)
{
CellRecyclerViewAdapter.CellRowViewHolder viewHolder = (CellRecyclerViewAdapter.CellRowViewHolder)holder;
CellRowRecyclerViewAdapter viewAdapter = (CellRowRecyclerViewAdapter)viewHolder.recyclerView.GetAdapter();
// Get the list
IList <ICell> rowList = mItemList[yPosition];
// Set Row position
viewAdapter.SetYPosition(yPosition);
// Set the list to the adapter
viewAdapter.SetItems(rowList);
}
public virtual AbstractViewHolder[] GetVisibleViewHolders()
{
int visibleChildCount = FindLastVisibleItemPosition() - FindFirstVisibleItemPosition() + 1;
int index = 0;
AbstractViewHolder[] views = new AbstractViewHolder[visibleChildCount];
for (int i = FindFirstVisibleItemPosition(); i < FindLastVisibleItemPosition() + 1; i++)
{
views[index] = (AbstractViewHolder)mCellRowRecyclerView.FindViewHolderForAdapterPosition(i);
index++;
}
return(views);
}
public virtual void OnViewAttachedToWindow(AbstractViewHolder viewHolder)
{
base.OnViewAttachedToWindow(viewHolder);
AbstractViewHolder.SelectionState selectionState =
mTableView.GetSelectionHandler().GetRowSelectionState(viewHolder.AdapterPosition);
// Control to ignore selection color
if (!mTableView.IsIgnoreSelectionColors())
{
// Change background color of the view considering it's selected state
mTableView.GetSelectionHandler().ChangeRowBackgroundColorBySelectionStatus(viewHolder, selectionState);
}
// Change selection status
viewHolder.SetSelected(selectionState);
}
private void SortingStatusChanged(int column, SortState sortState)
{
AbstractViewHolder holder = mColumnHeaderLayoutManager.GetViewHolder(column);
if (holder != null)
{
if (holder is AbstractSorterViewHolder)
{
((AbstractSorterViewHolder)holder).OnSortingStatusChanged(sortState);
}
else
{
throw new ArgumentException("Column Header ViewHolder must extend " + "AbstractSorterViewHolder");
}
}
}
public virtual AbstractViewHolder[] GetVisibleCellViewsByColumnPosition(int xPosition)
{
int visibleChildCount = FindLastVisibleItemPosition() - FindFirstVisibleItemPosition() + 1;
int index = 0;
AbstractViewHolder[] viewHolders = new AbstractViewHolder[visibleChildCount];
for (int i = FindFirstVisibleItemPosition(); i < FindLastVisibleItemPosition() + 1; i++)
{
CellRecyclerView cellRowRecyclerView = (CellRecyclerView)FindViewByPosition(i);
AbstractViewHolder holder =
(AbstractViewHolder)cellRowRecyclerView.FindViewHolderForAdapterPosition(xPosition);
viewHolders[index] = holder;
index++;
}
return(viewHolders);
}
public virtual void OnViewAttachedToWindow(AbstractViewHolder holder)
{
base.OnViewAttachedToWindow(holder);
CellRecyclerViewAdapter.CellRowViewHolder viewHolder = (CellRecyclerViewAdapter.CellRowViewHolder)holder;
ScrollHandler scrollHandler = mTableView.GetScrollHandler();
// The below code helps to display a new attached recyclerView on exact scrolled position.
((ColumnLayoutManager)viewHolder.recyclerView.GetLayoutManager()).ScrollToPositionWithOffset(
scrollHandler.GetColumnPosition(), scrollHandler.GetColumnPositionOffset());
SelectionHandler selectionHandler = mTableView.GetSelectionHandler();
if (selectionHandler.IsAnyColumnSelected())
{
AbstractViewHolder cellViewHolder =
(AbstractViewHolder)viewHolder.recyclerView.FindViewHolderForAdapterPosition(
selectionHandler.GetSelectedColumnPosition());
if (cellViewHolder != null)
{
// Control to ignore selection color
if (!mTableView.IsIgnoreSelectionColors())
{
cellViewHolder.SetBackgroundColor(mTableView.GetSelectedColor());
}
cellViewHolder.SetSelected(AbstractViewHolder.SelectionState.Selected);
}
}
else
{
if (selectionHandler.IsRowSelected(holder.AdapterPosition))
{
selectionHandler.ChangeSelectionOfRecyclerView(viewHolder.recyclerView,
AbstractViewHolder.SelectionState.Selected, mTableView.GetSelectedColor());
}
}
}
public virtual void OnBindViewHolder(AbstractViewHolder holder, int xPosition)
{
mTableAdapter.OnBindCellViewHolder(holder, GetItem(xPosition), xPosition, mYPosition);
}
public virtual void OnBindViewHolder(AbstractViewHolder holder, int position)
{
mTableAdapter.OnBindColumnHeaderViewHolder(holder, GetItem(position), position);
}
