protected void DetermineScrollableRowPosition(
GridViewRowInfo rowInfo,
out bool isFirstRow,
out bool isLastRow)
{
isFirstRow = false;
isLastRow = false;
if (rowInfo.IsPinned)
{
return;
}
GridViewInfo viewInfo = this.GridViewElement.Template.MasterViewInfo;
if (this.GridViewElement.UseScrollbarsInHierarchy)
{
viewInfo = this.TableElement.ViewInfo;
}
GridTraverser gridTraverser = new GridTraverser(viewInfo);
gridTraverser.Reset();
gridTraverser.MoveNext();
isFirstRow = gridTraverser.Current == rowInfo;
if (isFirstRow)
{
return;
}
gridTraverser.MoveToEnd();
isLastRow = gridTraverser.Current == rowInfo;
}
private GridViewRowInfo GetLastScrollableRow(GridViewRowInfo newRowInfo)
{
GridTraverser gridTraverser = new GridTraverser(newRowInfo.ViewInfo, GridTraverser.TraversalModes.ScrollableRows);
gridTraverser.MoveToEnd();
if (gridTraverser.Current != null)
{
return(gridTraverser.Current);
}
return((GridViewRowInfo)null);
}
