/// <summary>
/// Создает тег.
/// </summary>
private TagViewModel CreateTag(object content = null)
{
Contract.Requires(content == null || content is string || content is ConfWithHio || content is IHrItemObject);
TagViewModel tag;
var itemObject = content as IHrItemObject;
var chio = content as ConfWithHio;
var str = content as string;
if (itemObject != null)
{
tag = new TagViewModel(this, itemObject);
}
else if (chio != null)
{
tag = new TagViewModel(this, chio.HIO);
tag.Confidence = chio.Confidence;
}
else if (str != null)
{
tag = new TagViewModel(this, str);
}
else
{
tag = new TagViewModel(this);
}
tag.Deleted += (s, e) =>
{
Contract.Requires(!tag.IsLast);
tagsWritable.Remove(tag);
StartEdit(LastTag);
};
tag.Converting += CompleteOnConvert;
tag.PropertyChanged += (s, e) =>
{
if (e.PropertyName == "Query")
{
if (EditingTag == null) // non user change
{
return;
}
MakeSuggestions(EditingTag);
RefreshPopup();
OnPropertyChanged(() => IsEmpty);
}
else if (e.PropertyName == "IsTextBoxFocused")
{
if (tag.IsTextBoxFocused)
{
if (tag.Signalization == null || tag.Signalization == Signalizations.None)
{
Suggestions.Clear();
}
else
{
MakeSuggestions(SelectedTag); // предположения для тегов с сигнализацией
}
CanCompleteOnLostFocus = true;
SelectedTags.Except(tag.ToEnumerable()).ForAll(t => t.IsSelected = false);
SelectedTag = tag;
}
else
{
// выход из редактирования
Suggestions.Clear();
// потерялся фокус после перехода не в предположения → завершение введенного текста
if (CanCompleteOnLostFocus)
{
CompleteOnLostFocus(tag);
}
}
RefreshPopup();
}
else if (e.PropertyName == "State")
{
if (tag.State == State.Completed)
{
OnTagCompleted(tag);
OnEntitiesChanged();
}
}
};
return(tag);
}
