repeater编辑更新删除

最新推荐文章于 2021-03-20 12:09:19 发布

原创最新推荐文章于 2021-03-20 12:09:19 发布 · 920 阅读

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本文介绍如何使用ASP.NET中的Repeater控件实现数据的编辑、更新与删除功能。通过设置ItemTemplate和使用LinkButton触发相应事件，可以灵活地对数据显示状态进行切换，并完成数据更新操作。

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repeater编辑更新删除
<asp:Repeater id="Repeater1" runat="server" OnItemDataBound="Repeater1_ItemDataBound" OnItemCommand="Repeater1_ItemCommand">
     <ItemTemplate>
        <asp:Panel ID="plItem" runat="server">
        <tr>
            <td><%# DataBinder.Eval(Container.DataItem,"ItemValue") %></td>
            <td>
                <asp:LinkButton runat="server" ID="lbtEdit" CommandArgument='<%# DataBinder.Eval(Container.DataItem, "id")%>'
                  CommandName="Edit" Text="编辑"></asp:LinkButton>   
                 <asp:LinkButton runat="server" ID="lbtDelete" CommandArgument='<%# DataBinder.Eval(Container.DataItem, "id")%>'
                  CommandName="Delete" Text="删除"></asp:LinkButton>
             </td>
         </tr>
         </asp:Panel>
         <asp:Panel ID="plEdit" runat="server">
         <tr>
             <td><%# DataBinder.Eval(Container.DataItem,"userid") %></td>
             <td><asp:TextBox ID="txtItemValue" Text='<%# DataBinder.Eval(Container.DataItem,"ItemValue") %>' runat="server"></asp:TextBox></td>
             <td>
                 <asp:LinkButton runat="server" ID="lbtUpdate" CommandArgument='<%# DataBinder.Eval(Container.DataItem, "id")%>'
                  CommandName="Update" Text="更新"></asp:LinkButton>   
                 <asp:LinkButton runat="server" ID="lbtCancel" CommandArgument='<%# DataBinder.Eval(Container.DataItem, "id")%>'
                  CommandName="Cancel" Text="取消"></asp:LinkButton>
              </td>
         </tr>
         </asp:Panel>
      </ItemTemplate>
   </asp:Repeater>

public int id = 0;

protected void Page_Load(object sender, EventArgs e)
{

     if (!IsPostBack)
     {
         BindGrid();
     }

}

private void BindGrid()
{
     //略
}

protected void Repeater1_ItemDataBound(object sender, System.Web.UI.WebControls.RepeaterItemEventArgs e)
{

     if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
     {
         //DataRowView rowv = (DataRowView)e.Item.DataItem;
         string id = rowv["id"].ToString();

         ((Panel)e.Item.FindControl("plItem")).Visible = true;
         ((Panel)e.Item.FindControl("plEdit")).Visible = false;

}
}

protected void Repeater1_ItemCommand(object source, RepeaterCommandEventArgs e)
{
     if (e.CommandName == "Edit")
     {
         ((Panel)e.Item.FindControl("plItem")).Visible = false;
         ((Panel)e.Item.FindControl("plEdit")).Visible = true;
     }
     else if (e.CommandName == "Cancel")
     {
         ((Panel)e.Item.FindControl("plItem")).Visible = true;
         ((Panel)e.Item.FindControl("plEdit")).Visible = false;
     }
     else if (e.CommandName == "Update")
     {
         //Update.

          string strItemValue = ((TextBox)this.rptUserList.Items[e.Item.ItemIndex].FindControl("txtItemValue")).Text.Trim();
          decimal dItemValue = IS.Common.StrHelper.ToDecimal(strItemValue);
          int ID = IS.Common.StrHelper.ToInt32(e.CommandArgument.ToString());

          IS.Model.SiteBaseEMData model = new IS.Model.SiteBaseEMData();
          IS.BLL.SiteBaseEMData bll = new IS.BLL.SiteBaseEMData();
          model.ID = ID;
          model.ItemValue = dItemValue;

          bll.UpdateItemValue(model);
          model = null;
      }
      else if (e.CommandName == "Delete")
      {
          //Delete.

      }

BindGrid();

}