入门问题：我在一个imgBtn里对一个TextBox.text赋值,在界面上看不到TextBox刷新。何故？

[o_yale_o]

谢谢

[csnd唐长老]

页面刷新了 所以看不到

[xb06620422]

放代码

[o_yale_o]

代码如下：见ButtonControl1_ImgBut_Add（）调用的 ClearAllField()

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using Zlinc.WebUIV2.DQWeb;
using ZS.JG.Controls;

namespace ZS.JG.JCData
{
    public partial class checkProjectEdit : BasePage
    {
        ZS.BLL.Data.blltdb_data_ZJGCXX bll = new ZS.BLL.Data.blltdb_data_ZJGCXX();
        public ZS.Model.tdb_data_ZJGCXX model = new ZS.Model.tdb_data_ZJGCXX();
        protected void Page_Load(object sender, EventArgs e)
        {
            this.ButtonControl1.ImgBut_Add += new ImageClickEventHandler( ButtonControl1_ImgBut_Add);//添加
            this.ButtonControl1.ImgBut_Save += new ImageClickEventHandler(ButtonControl1_ImgBut_Save);//保存

            if (!IsPostBack)
            {
                ViewState["Where"] =   string.Empty;
                ViewState["OrderBy"] = string.Empty;

                if (DataID != 0)
                {// 修改
                    model.ID = DataID;
                    model= bll.Get_Model(model);

                    if (model != null)
                    {
                        txt_GCDM.Enabled = false; // 工程代码不允许修改
                        txt_HTBH.Text = "合同编号";// model.HTBH;
                        txt_AREA.Text = bll.ExecuteScalar(model.AREA).ToString();
                        txt_JCJG.Text = model.JCJGMC;
                        txt_GCMC.Text = model.GCMC;
                        txt_Remark.Text = model.REMARK ;
                        txt_GCDZ.Text = model.GCDZ;
                        txt_GCDZ.Text = model.GCDZ;
                        txt_ZJBH.Text = model.GCZCH;
                        txt_JSDW.Text = model.JSDW;
                        txt_JSDWXMFZR.Text = model.JSDWXMFZR;
                        txt_JSDWXMFZRDH.Text = model.JSDWXMFZRLX;
                        txt_SGDW.Text = model.SGDW;
                        txt_SGDWXMFZR.Text = model.SGDWXMFZR;
                        txt_SGDWXMFZRDH.Text = model.SGDWXMFZRLX;

                        txt_JLDW.Text = model.JLDW;
                        txt_JLDWXMZJ.Text = model.JLDWXMZJ;
                        txt_JLDWXMZJDH.Text = model.JLDWZJLX;

                        txt_ZJDW.Text = model.ZJDW;
                        txt_ZJDWLXR.Text = model.ZJLXR;
                        txt_ZJDWLXRDH.Text = model.ZJLXRDH;

                        txt_JZRY.Text = model.JZRY;
                        txt_JZRYGWBH.Text = model.JZRGWZH;
                        txt_JZRYDH.Text = model.JZRDH;

                        txt_SYRY.Text = model.SYRY;
                        txt_SYRYGWZH.Text = model.SYRGWZH;
                        txt_SYRYDH.Text = model.SYRDH;

                        txt_JSGM.Text = model.JSGM;
                        txt_GCZJ.Text = model.GCZJ.ToString();
                        txt_JGLX.Text = model.JGLX;

                        txt_JCXM.Text = model.JCXM;
                        txt_ZK.Text = model.ZK;

                        txt_GCDM.Text = model.GCBH;
                        txt_JCJGDM.Text = model.JCJGDM;
                    }
                }
                else
                { // 新增

                }
            }
        }


        public void showViewIndex(int i)
        {
            this.MultiView.ActiveViewIndex = i;
        }

        /// <summary>
        /// 设置原始记录页要显示的数据
        /// </summary>
        public void setYssj(int id)
        {
            jcyssjEdit control = (jcyssjEdit)this.FindControl("yssj");

            if (control != null)
            {
                control.SetId(id);
            }
        }

        public void ClearAllField()
        {
            txt_HTBH.Text = "";
            txt_AREA.Text = "";
            txt_JCJG.Text = "";
            txt_GCMC.Text = "";
            txt_Remark.Text = "";
            txt_GCDZ.Text = "";
            txt_GCDZ.Text = "";
            txt_ZJBH.Text = "";
            txt_JSDW.Text = "";
            txt_JSDWXMFZR.Text = "";
            txt_JSDWXMFZRDH.Text = "";
            txt_SGDW.Text = "";
            txt_SGDWXMFZR.Text = "";
            txt_SGDWXMFZRDH.Text = "";

            txt_JLDW.Text = "";
            txt_JLDWXMZJ.Text = "";
            txt_JLDWXMZJDH.Text = "";

            txt_ZJDW.Text = "";
            txt_ZJDWLXR.Text = "";
            txt_ZJDWLXRDH.Text = "";

            txt_JZRY.Text = "";
            txt_JZRYGWBH.Text = "";
            txt_JZRYDH.Text = "";

            txt_SYRY.Text = "";
            txt_SYRYGWZH.Text = "";
            txt_SYRYDH.Text = "";

            txt_JSGM.Text = "";
            txt_GCZJ.Text = "";
            txt_JGLX.Text = "";

            txt_JCXM.Text = "";
            txt_ZK.Text = "";

            txt_GCDM.Text = "";
            txt_JCJGDM.Text = "";
        }

        /// <summary>
        /// 添加
        /// </summary>
        void ButtonControl1_ImgBut_Add(object sender, ImageClickEventArgs e )
        {
            ClearAllField();
        }

        /// <summary>
        /// 保存
        /// </summary>
        void ButtonControl1_ImgBut_Save(object sender, ImageClickEventArgs e)
        {
            txt_HTBH.Text = "进ButtonControl1_ImgBut_Save()来啦!";
            
            //alert("ButtonControl1_ImgBut_Save!"); 
//             lblUrlError.Text = "";
//             IsSucess.Text = "";
//             //AddFisSucess.Text = "";
//             tdb_jcjg_JBXX model = new tdb_jcjg_JBXX();
// 
//             jbxxModel = InsertValue(jbxxModel);
//             jbxxModel.AREA = dl_area.SelectedItem.Value.ToString();
// 
//             if (DataID != 0)//编辑
//             {
//                 jbxxModel.ID = DataID;
//                 if (jbxxBLL.UpdateRecord(jbxxModel) > 0)
//                 {
//                     IsSucess.Text = "修改成功！";
//                 }
//                 else
//                 {
//                     IsSucess.Text = "修改失败！";
//                 }
//             }
//             else//添加
//             {
//                 int id = jbxxBLL.InsertRecord(jbxxModel);
//                 if (id > 0)
//                 {
//                     ViewState["InsertID"] = id;
//                     IsSucess.Text = "插入成功！";
//                 }
//                 else
//                 {
//                     IsSucess.Text = "插入失败！";
//                 }
//             }
        }
    }
}

[o_yale_o]

[Quote=引用 2 楼 xb06620422 的回复:]

放代码
[/Quote]
代码来了，兄台帮看看。多谢啦！

[杨友山]

是不你那两个事件，先后执行顺序有问题呢，你把
this.ButtonControl1.ImgBut_Add += new ImageClickEventHandler( ButtonControl1_ImgBut_Add);//添
注释了看看好了没。

[o_yale_o]

[Quote=引用 5 楼 yysyangyangyangshan 的回复:]

是不你那两个事件，先后执行顺序有问题呢，你把
this.ButtonControl1.ImgBut_Add += new ImageClickEventHandler( ButtonControl1_ImgBut_Add);//添
注释了看看好了没。
[/Quote]

通过Debug确认：点击 ImgBut_Add 进入 ButtonControl1_ImgBut_Add 并执行 了ClearAllField()所有操作
可就是新值（""）显示不出来。