About eWebEditor.Image save to database

前台:

<% @ Page Language="VB" EnableEventValidation="false" ValidateRequest="false" AutoEventWireup="false" CodeFile="Default3.aspx.vb" Inherits="Default3"  %>

<! DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd" >

< html  xmlns ="http://www.w3.org/1999/xhtml"   >
< head  runat ="server" >
     < title > About eWebEditor.Image save to database DEMO </ title >
   < script  language ="JavaScript"  type ="text/javascript" >
    // 当上传图片时，往下拉框中填入图片路径
    function doChange(objText, objDrop)
    {
        if (!objDrop) return;
        var str = objText.value;
        var arr = str.split("|");
        var nIndex = objDrop.selectedIndex;
        objDrop.length=1;
        for (var i=0; i<arr.length; i++){
            objDrop.options[objDrop.length] = new Option(arr[i], arr[i]);
        }
        objDrop.selectedIndex = nIndex;
        
        FillData()  //同时触发填充事件
    }
    
    function FillData() //事件，将数据传送到后台
        {
            var img = "";
              for(i=1;i<document.getElementById("d_picture").options.length;i++)
                {                    
                    img= img + document.getElementById("d_picture").options(i).text + ",";   
           
                }
              img = img + "|" + document.all.Text1.value;
            <% =ClientScript.GetCallbackEventReference( Me,"img","Test",Nothing) %>;
        }
        
    function Test(){}
    
    function SelectedImg(myImg)
        {   
            document.all.Text1.value = myImg; 
            FillData();
        }
    </ script >
</ head >
< body >
     < form  id ="form1"  runat ="server" >
     < div >
         < select  id ="d_picture"  onchange ="SelectedImg(this.options[this.options.selectedIndex].text)"   >
             < option  selected ="selected" > 请选择图片 </ option >
         </ select >
         &nbsp;
         < input  id ="Text1"  type ="text"   />< br  />
         &nbsp; < asp:TextBox  ID ="txtContent"  runat ="server"  Width ="1" ></ asp:TextBox >
         < input  type ="hidden"  Onchange ="doChange(this,d_picture)"  name ="d_savefilename" >< br  />
         < iframe  id ="eWebEditor1"  src ="file/ewebeditor.asp?id=txtContent&amp;style=s_red1&amp;originalfilename=d_originalfilename&amp;savefilename=d_savefilename&amp;savepathfilename=d_savepathfilename"
                frameborder ="0"  width ="550"  scrolling ="no"  height ="350" ></ iframe >
         < br  />
         < br  />  
         < asp:Button  ID ="Button1"  runat ="server"  Text ="  Add  "    />
          < br  />< asp:Label  ID ="Label1"  runat ="server"  Text ="Label"  Width ="79px" ></ asp:Label ></ div >
     </ form >
</ body >
</ html >

后台:

Partial  Class Default3 Class Default3
    Inherits System.Web.UI.Page
    Implements ICallbackEventHandler

    Public Shared imgList As String = ""

    Public Function GetCallbackResult()Function GetCallbackResult() As String Implements System.Web.UI.ICallbackEventHandler.GetCallbackResult
        Return imgList
    End Function

    Public Sub RaiseCallbackEvent()Sub RaiseCallbackEvent(ByVal eventArgument As String) Implements System.Web.UI.ICallbackEventHandler.RaiseCallbackEvent
        imgList = eventArgument
    End Sub

    Protected Sub Button1_Click()Sub Button1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button1.Click
        Me.Label1.Text = "图片列表是:  " & IIf(imgList.TrimEnd(",") = "", "no", imgList.TrimEnd(","))
    End Sub
End Class