获得ComboBox选中的值(long类型)

2014-12-31 13:52:19  访问(1725) 赞(0) 踩(0)


        /// <summary>
        /// 获得ComboBox选中的值(long类型)
        /// </summary>
        /// <param name="cbb"></param>
        /// <returns></returns>
        public long ComboBoxGetSelectedLongValue(ComboBox cbb)
        {
            ComboBoxItem item = cbb.SelectedItem as ComboBoxItem;

            if (item == null)
            {
                throw new Exception
                    (
                        "方法:"
                        + MethodBase.GetCurrentMethod().ReflectedType.FullName
                        + " "
                        + MethodBase.GetCurrentMethod().ToString()
                        + " 发生异常:" + "ComboBoxItem item = cbb[" + cbb.Name + "].SelectedItem as ComboBoxItem; 为null");
            }

            return long.Parse(item.Value);
        }

        /// <summary>
        /// 获得ComboBox选中的值(long类型)
        /// </summary>
        /// <param name="cbb"></param>
        /// <param name="defaultValue"></param>
        /// <returns></returns>
        public long ComboBoxGetSelectedLongValue(ComboBox cbb,long defaultValue)
        {
            ComboBoxItem item = cbb.SelectedItem as ComboBoxItem;

            if (item == null)
            {
                return defaultValue;
            }

            return long.Parse(item.Value);
        }


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