public virtual void OnCellSelectionChanged(UITableViewCell cell, bool selected, bool setFromBinding)
{
var tableView = TableView;
if (!setFromBinding || tableView == null)
{
return;
}
UpdateSelectedItemInternal(tableView, cell.DataContext(), selected);
var path = IndexPathForCell(tableView, cell);
if (path == null)
{
return;
}
if (selected)
{
tableView.SelectRow(path, UseAnimations, UITableViewScrollPosition.None);
}
else
{
try
{
//NOTE sometimes this code throw an exception on iOS 8, in this case we are using the WillDisplay method to deselect row.
tableView.DeselectRow(path, UseAnimations);
}
catch
{
cell.Tag |= SelectedFromBindingStateFalseMask;
}
}
}
public virtual bool UpdateSelectedBindValue(UITableViewCell cell, bool selected)
{
var tableView = TableView;
if (tableView == null || tableView.AllowsMultipleSelection)
{
return(selected);
}
if (!tableView.AllowsSelection)
{
return(false);
}
if (HasMask(cell, InitializingStateMask))
{
if (Equals(cell.DataContext(), SelectedItem))
{
return(true);
}
return(selected && SelectedItem == null);
}
return(selected);
}
public virtual void OnCellSelectionChanged(UITableViewCell cell, bool selected, bool setFromBinding)
{
var tableView = TableView;
if (!setFromBinding || tableView == null)
return;
UpdateSelectedItemInternal(tableView, cell.DataContext(), selected);
var path = IndexPathForCell(tableView, cell);
if (path == null)
return;
if (selected)
tableView.SelectRow(path, UseAnimations, UITableViewScrollPosition.None);
else
{
try
{
//NOTE sometimes this code throw an exception on iOS 8, in this case we are using the WillDisplay method to deselect row.
tableView.DeselectRow(path, UseAnimations);
}
catch
{
cell.Tag |= SelectedFromBindingStateFalseMask;
}
}
}
public virtual bool UpdateSelectedBindValue(UITableViewCell cell, bool selected)
{
var tableView = TableView;
if (tableView == null || tableView.AllowsMultipleSelection)
return selected;
if (!tableView.AllowsSelection)
return false;
if (HasMask(cell, InitializingStateMask))
{
if (Equals(cell.DataContext(), SelectedItem))
return true;
return selected && SelectedItem == null;
}
return selected;
}
