轉貼:C# 枚舉綁定到ComboBox

來源:互聯網
上載者:User

方法一:

綁定

enum TestEnum {zero=0,one=1,two=2}       
ComboBox cbo = new ComboBox();
cbo.DataSource = System.Enum.GetNames(typeof(TestEnum));

TestEnum  test = TestEnum .one;

cbo.SelectedIndex = this.cbo.FindString(test.ToString());

取值

TestEnum testenum = (TestEnum)Enum.Parse(typeof(TestEnum) ,cbo.SelectedItem.ToString() ,false)

方法二:

foreach (var v in typeof(AA).GetFields())
{
     if (v.FieldType.IsEnum == true)
     {
          this.comboBox1.Items.Add(v.Name);
      }
}
this.comboBox1.SelectedIndex = 1;

方法三:

反射,枚舉,綁定下拉框

public static class EnumManager<TEnum>
{
    private static DataTable GetDataTable()
    {
       Type enumType = typeof(TEnum); // 擷取類型對象
       FieldInfo[] enumFields = enumType.GetFields();    //擷取欄位資訊對象集合

       DataTable table = new DataTable();
       table.Columns.Add("Name", Type.GetType("System.String"));
       table.Columns.Add("Value", Type.GetType("System.Int32"));
       //遍曆集合
       foreach (FieldInfo field in enumFields)
       {
           if (!field.IsSpecialName)
           {
               DataRow row = table.NewRow();
              row[0] = field.Name;   // 擷取欄位文本值
              row[1] = Convert.ToInt32(field.GetRawConstantValue());        // 擷取int數值
              //row[1] = (int)Enum.Parse(enumType, field.Name); 也可以這樣

              table.Rows.Add(row);
           }
       }
       return table;
    }

    public static void SetListControl(ListControl list)
    {
       list.DataSource = GetDataTable();
       list.DataTextField = "Name";
       list.DataValueField = "Value";
       list.DataBind();
    }
}

public enum BookingStatus {
    未提交 = 1,
    已提交,
    已取消,
    已完成 = 6
}

EnumManager<BookingStauts>.SetListControl(ddlBookingStatus);
EnumManager<TicketStatus>.SetListControl(rblTicketStatus);

聯繫我們

該頁面正文內容均來源於網絡整理,並不代表阿里雲官方的觀點,該頁面所提到的產品和服務也與阿里云無關,如果該頁面內容對您造成了困擾,歡迎寫郵件給我們,收到郵件我們將在5個工作日內處理。

如果您發現本社區中有涉嫌抄襲的內容,歡迎發送郵件至: info-contact@alibabacloud.com 進行舉報並提供相關證據,工作人員會在 5 個工作天內聯絡您,一經查實,本站將立刻刪除涉嫌侵權內容。

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.