public static IsEnumerableEmpty ( IEnumerable collection ) : bool | ||
collection | IEnumerable | |
return | bool |
/// <summary> /// Generate CanExpand and ChildrenGetter delegates from the given property. /// </summary> /// <param name="tlv"></param> /// <param name="pinfo"></param> protected virtual void GenerateChildrenDelegates(TreeListView tlv, PropertyInfo pinfo) { Munger childrenGetter = new Munger(pinfo.Name); tlv.CanExpandGetter = delegate(object x) { try { IEnumerable result = childrenGetter.GetValueEx(x) as IEnumerable; return(!ObjectListView.IsEnumerableEmpty(result)); } catch (MungerException ex) { System.Diagnostics.Debug.WriteLine(ex); return(false); } }; tlv.ChildrenGetter = delegate(object x) { try { return(childrenGetter.GetValueEx(x) as IEnumerable); } catch (MungerException ex) { System.Diagnostics.Debug.WriteLine(ex); return(null); } }; }