Windows Mobile 中ComboBox【下拉列表】的使用

it2022-05-26  68

 

【1】使用xml数据源绑定数据

         /// <summary>        /// 从MiddleCateGoryName.xml文件中读出数据添加到(中类别)下拉框中        /// </summary>        private void ReadMiddleCategoryXml()        {            DataTable dt = new DataTable();            DataSet ds = new DataSet();            if (File.Exists(strConfigFileUrl + "MiddleCateGoryName.xml"))            {                ds.ReadXml(strConfigFileUrl + "MiddleCateGoryName.xml");                if (ds.Tables.Count < 1)                {                    return;                }                dt = ds.Tables[0];                cbxMiddleCategory.Items.Clear();                foreach (DataRow dr in dt.Rows)                {                    cbxMiddleCategory.Items.Add(dr["rightName"].ToString());

                }            }

        }

 

【2】双击 该控件,获取该选择事件;        private void cbxMiddleCategory_SelectedIndexChanged(object sender, EventArgs e)        {            if (cbxMiddleCategory.Items[Convert.ToInt32(cbxMiddleCategory.SelectedIndex)].ToString() != null)            {                string strCategoryName = cbxMiddleCategory.Items[Convert.ToInt32(cbxMiddleCategory.SelectedIndex)].ToString(); //获取选择的值

             }        }

 

转载于:https://www.cnblogs.com/hxycn/archive/2009/10/28/1591490.html

相关资源:数据结构—成绩单生成器

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