private IAction GetUpdateVisgroupsAction()
{
var states = VisgroupPanel.GetAllCheckStates();
var add = states.Where(x => x.Value == CheckState.Checked).Select(x => x.Key).ToList();
var rem = states.Where(x => x.Value == CheckState.Unchecked).Select(x => x.Key).ToList();
// If all the objects are in the add groups and none are in the remove groups, nothing needs to be changed
if (Objects.All(x => add.All(y => x.IsInVisgroup(y, false)) && !rem.Any(y => x.IsInVisgroup(y, false))))
{
return(null);
}
return(new EditObjectVisgroups(Objects, add, rem));
}
private void UpdateVisgroups(bool retainCheckStates)
{
_populating = true;
var visgroups = Document.Map.Visgroups.Select(x => x.Clone()).ToList();
Action <Visgroup> setVisible = null;
setVisible = x =>
{
x.Visible = false;
x.Children.ForEach(y => setVisible(y));
};
visgroups.ForEach(x => setVisible(x));
Dictionary <int, CheckState> states;
if (retainCheckStates)
{
states = VisgroupPanel.GetAllCheckStates();
}
else
{
states = Objects.SelectMany(x => x.Visgroups)
.GroupBy(x => x)
.Select(x => new { ID = x.Key, Count = x.Count() })
.Where(g => g.Count > 0)
.ToDictionary(g => g.ID, g => g.Count == Objects.Count
? CheckState.Checked
: CheckState.Indeterminate);
}
VisgroupPanel.Update(visgroups);
foreach (var kv in states)
{
VisgroupPanel.SetCheckState(kv.Key, kv.Value);
}
VisgroupPanel.ExpandAllNodes();
_populating = false;
}