些许内容：Droplets数据库名称
LanMu2：二级栏目表
LanMu1：一级栏目表
WenZhang：文章表
LanMu2_Id:文章表的外键
View视图部分：
@model Droplets.Models.WenZhang @{ Layout = null; } <!DOCTYPE html> <html> <head> <meta name="viewport" content="width=device-width" /> <title>Edit</title> <link href="~/Content/easyui.css" rel="stylesheet" /> <link href="~/Content/icon.css" rel="stylesheet" /> <script src="~/Scripts/jquery-1.8.2.min.js"></script> <script src="~/Scripts/jquery.easyui.min.js"></script> <script src="~/Scripts/Ueditor/ueditor.config.js"></script> <script src="~/Scripts/Ueditor/ueditor.all.min.js"></script> <script src="~/Scripts/Ueditor/lang/en/en.js"></script> <script src="/uploadify/jquery.uploadify.min.js" type="text/javascript"></script> <link href="/uploadify/uploadify.css" rel="stylesheet" /> <script type="text/javascript"> $(function() {//实现上传缩略图 $('#file_upload').uploadify({ 'swf': '/uploadify/uploadify.swf', 'fileSizeLimit': '300KB', 'uploader': '/Ajax/Upload', 'fileTypeExts': '*.gif; *.jpg; *.png; *.bmp', 'multi':false, 'onUploadSuccess': function (file, data, response) { //alert('The file ' + file.name + ' was successfully uploaded with a response of ' + response + ':' + data); var result = eval( '('+ data +')' ); if (result.success == 1) { $('#picture').attr('src', result.fullName); $('#PictureCaptions').val(result.fullName); } } }); }); var ue = UE.getEditor('Content', { initialFrameWidth: 750, initialFrameHeight: 450, }); </script> <style type="text/css"> .td1 {100px } </style> </head> <body> <div> <form id="form1" method="post" action="/WenZhang/EditPost"> @Html.HiddenFor(t => t.Id) //隐藏字段，读取Id，Id位自动增长列，不加则无法读取 <table style="margin-top:30px;margin-bottom:30px;"> <tbody> <tr> <td class="td1"><label>文章标题<span style="color:red">*</span>：</label></td> <td>@Html.TextBoxFor(t => t.Title, new { @class = "easyui-textbox", style="height:50px;700px", required = "true"})</td> </tr> <tr> <td class="td1">标题图片</td> <td> @Html.HiddenFor(t=>t.PictureCaptions) <img id="picture" src="@Model.PictureCaptions" alt="" style="200px;height:150px;" /> <div> <input type="file" name="file_upload" id="file_upload" /> </div> </td> </tr> @*<tr> <td><label>添加人：</label></td> <td>@Html.TextBoxFor(t => t.Editor, new { @class = "easyui-textbox" })</td> </tr>*@ <tr> <td class="td1">所属目录</td> <td>@Html.DropDownList("LanMu2_Id", ViewData["ID"] as SelectList, new { @class = "easyui-combobox",style="height:50px;700px;"})</td> </tr> <tr> <td class="td1"><label>内容<span style="color:red">*</span>：</label></td> <td> @Html.TextAreaFor(t => t.Content) @*<textarea id="Content" class="easyui-validatebox" name="Content" required="true" novalidate="true"></textarea>*@ </td> </tr> </tbody> </table> <div style="margin-left:350px"> <input type="submit" value="提交" style="60px;height:30px;margin-right:50px" /> <input type="reset" value="取消" style="60px;height:30px" /> </div> </form> </div> </body> </html>
Controller部分：
public ActionResult Edit(int id) { var admin = MyWebApp.checkLogin(); if (admin == null) { return RedirectToAction("/Managemnet/Login");//判断当前用户是否登录，若未登录跳转登录界面 } //Editor theeditor = PrepairEditor("Message", delegate (Editor editor) //{ // //set editor properties here //}); WenZhang wenzhang; if (id > 0) { DropletsEntities dao = new DropletsEntities(); var q = from t in dao.WenZhang where t.Id == id select t; wenzhang = q.FirstOrDefault(); //ViewBag.text = wenzhang.Content; } else wenzhang = new WenZhang(); DropletsEntities dao1 = new DropletsEntities(); var list = (from t in dao1.LanMu2 select new { Id = t.Id, Name = t.Name }).ToList(); if (id == 0)//下拉列表，若Id=0，怎默认显示第一个 { //4个参数：1数据，2值字段，3显示字段，4选中值 ViewBag.LanMu2_Id = new SelectList(list, "Id", "Name", 1); } else//否则，显示对应Id的那一个 { DropletsEntities newent = new DropletsEntities(); var q = from t in newent.LanMu2 where t.Id == wenzhang.LanMu2_Id select t; LanMu2 e = q.FirstOrDefault(); ViewBag.LanMu2_Id = new SelectList(list, "Id", "Name", e.Id); } return View(wenzhang); } [HttpPost] [ValidateInput(false)] public ActionResult EditPost(WenZhang wenzhang) { DropletsEntities dao = new DropletsEntities(); //Editor theeditor = PrepairEditor("Message", delegate (Editor editor) //{ // //set editor properties here //}); if (wenzhang.Id == 0) { wenzhang.Editor = MyWebApp.currentUser.Name; wenzhang.CreateTime = DateTime.Now; //wenzhang.Content = theeditor.Text; dao.WenZhang.AddObject(wenzhang); } else { var temp = dao.WenZhang.FirstOrDefault(t => t.Id == wenzhang.Id); temp.Title = wenzhang.Title; temp.Editor = wenzhang.Editor; temp.Content = wenzhang.Content; temp.LanMu2_Id = wenzhang.LanMu2_Id; temp.PictureCaptions = wenzhang.PictureCaptions; } dao.SaveChanges(); dao.Dispose(); return RedirectToAction("Edit", new { id = wenzhang.Id }); } [HttpPost] public ActionResult Delete(int id) { DropletsEntities dao = new DropletsEntities(); var q = dao.WenZhang.FirstOrDefault(t => t.Id ==id); dao.WenZhang.DeleteObject(q); dao.SaveChanges(); return RedirectToAction("Index"); }