Exemplo n.º 1
0
        public static object GetMemberValueByPath(this object obj, string content, bool returndisplayifenum = false)
        {
            content = content.Trim();
            if (string.IsNullOrEmpty(content))
            {
                return(null);
            }
            string[] splitContents = content.Split(new char[] { '.' }, StringSplitOptions.RemoveEmptyEntries);
            if (splitContents == null || splitContents.Length <= 0)
            {
                return(null);
            }
            Object currentobj = obj;

            if (currentobj == null)
            {
                return(null);
            }
            Type currentype = currentobj.GetType();

            for (int i = 0; i < splitContents.Length; i++)
            {
                PropertyInfo PI = currentype.GetProperty(splitContents[i]);
                if (PI != null)
                {
                    currentobj = PI.GetValue(currentobj, null);
                    if (currentobj == null)
                    {
                        return(null);
                    }
                    currentype = currentobj.GetType();
                }
                FieldInfo FI = null;
                if (PI == null)
                {
                    FI = currentype.GetField(splitContents[i]);
                    if (FI != null)
                    {
                        currentobj = FI.GetValue(currentobj);
                        if (currentobj == null)
                        {
                            return(null);
                        }
                        currentype = currentobj.GetType();
                    }
                }
                if (FI == null && PI == null)
                {
                    return(null);
                }
                if (i == splitContents.Length - 1)
                {
                    if (returndisplayifenum && currentobj is Enum)
                    {
                        string disp = null;
                        if (OnEnumGetDisplayName != null)
                        {
                            disp = OnEnumGetDisplayName(currentobj);
                        }
                        if (disp != null)
                        {
                            return(disp);
                        }
                        var desc = ReflectUtil.GetEnumDescription(currentobj);
                        if (desc != null)
                        {
                            return(desc);
                        }
                    }
                    return(currentobj);
                }
            }
            return(null);
        }