internal void DeselectItems(RatingItem ratingItem)
{
var children = LogicalChildren;
if (children != null && children.MoveNext() && children.Current == ratingItem)
{
Value = 0;
}
}
private void UpdateItems(RatingItemUpdate action, RatingItem keyItem)
{
var children = LogicalChildren;
if (children != null)
{
var update = action;
var curValue = Value;
var newValue = 0;
var index = 0;
while (children.MoveNext())
{
var item = children.Current as RatingItem;
if (item != null)
{
++index;
if (update == RatingItemUpdate.Rate)
{
item.Highlight(false);
item.IsSelected = index <= curValue;
}
else
{
item.Highlight(update == RatingItemUpdate.Highlight);
item.IsSelected = update == RatingItemUpdate.Select;
if (update == RatingItemUpdate.Select)
{
++newValue;
}
}
}
if (children.Current == keyItem)
{
update = RatingItemUpdate.Skip;
}
}
if (action == RatingItemUpdate.Select)
{
Value = newValue;
}
}
}
internal void SelectItems(RatingItem ratingItem)
{
UpdateItems(RatingItemUpdate.Select, ratingItem);
}
internal void HighlightItems(RatingItem ratingItem)
{
UpdateItems(RatingItemUpdate.Highlight, ratingItem);
}
