这是一个 MVC VB.NET Razor 应用程序。我有一个加载在父视图底部的部分视图。在那个局部视图中,我有一些按钮,当单击时会触发一个弹出对话框模式窗口,该窗口附加了一个局部视图。用户应该能够编辑表单,然后单击更新,然后将信息发布到控制器。但是,我在提交时收到以下错误消息。
我关注了这里的博客来把所有东西都连接起来。单击更新按钮时,此处出现错误:
下面是包含触发弹出模式的按钮和 javascript 的 PartialView
@ModelTYPE IEnumerable(of data_manager.attendance)
<script src="@Url.Content("~/Scripts/jquery.unobtrusive-ajax.js")" type="text/javascrip</script>
<table>
<tr>
<th>Conf. Number</th>
<th>Class Title</th>
<th>Status of Class</th>
<td>Edit</td>
</tr>
@For Each x In Model
Dim currentItem = x
@<tr>
<td>@Html.DisplayFor(Function(f) currentItem.conf_number)</td>
<td>@Html.DisplayFor(Function(f) currentItem.courseTitle)</td>
@If currentItem.Completed_Class = "Completed" Then
@<td>@Html.ActionLink("Completed(Print Cert)", "Ind_Cert", "Printing", New With {.firstName = currentItem.firstName, .lastname = currentItem.lastName, .classRef = currentItem.course_ref, .cNumber = currentItem.conf_number}, Nothing)</td>
Else
@<td>@Html.DisplayFor(Function(f) currentItem.Completed_Class)</td>
End If
<td>@Html.ActionLink("Modify", "CourseHistoryEdit", New With {.id = currentItem.id}, New With {.class = "editLink"})</td>
</tr>
Next
</table>
<div id="updateDialog" title="Update Attendance"></div>
<script type="text/javascript">
var linkObj;
$(function () {
$(".editLink").button();
$('#updateDialog').dialog({
autoOpen: false,
width: 400,
resizable: false,
modal: true,
buttons: {
"Update": function () {
$("#update-message").html(''); //make sure there is nothing on the message before we continue
$("#updateAttendance").submit();
},
"Cancel": function () {
$(this).dialog("close");
}
}
});
$(".editLink").click(function () {
//change the title of the dialgo
linkObj = $(this);
var dialogDiv = $('#updateDialog');
var viewUrl = linkObj.attr('href');
$.get(viewUrl, function (data) {
dialogDiv.html(data);
//validation
var $form = $("#updateAttendance");
// Unbind existing validation
$form.unbind();
$form.data("validator", null);
// Check document for changes
$.validator.unobtrusive.parse(document);
// Re add validation with changes
$form.validate($form.data("unobtrusiveValidation").options);
//open dialog
dialogDiv.dialog('open');
});
return false;
});
});
function updateSuccess(data) {
if (data.Success == true) {
//we update the table's info
var parent = linkObj.closest("tr");
parent.find(".Completed_Class").html(data.Object.completed);
parent.find(".carDescription").html(data.Object.Description);
//now we can close the dialog
$('#updateDialog').dialog('close');
//twitter type notification
$('#commonMessage').html("Update Complete");
$('#commonMessage').delay(400).slideDown(400).delay(3000).slideUp(400);
}
else {
$("#update-message").html(data.ErrorMessage);
$("#update-message").show();
}
}
</script>
这是在单击每个旁边的 Modify 按钮时呈现的 partialView。
@ModelTYPE DataModels.DataModels.AjaxCourseHistoryEdit
@Using (Ajax.BeginForm("CourseHistoryEdit", "Admin", Nothing, New AjaxOptions With {.InsertionMode = InsertionMode.Replace, .HttpMethod = "POST", .OnSuccess = "updateSuccess"}, New With {.id = "updateAttendance"}))
@Html.ValidationSummary(true)
@<fieldset>
<legend>Attendance Update</legend>
@Html.HiddenFor(Function(m) Model.attendId)
<div class="editor-label">
@Html.Label("Course Title")
</div>
<div class="editor-field">
@Html.DisplayFor(Function(m) Model.courseTitle)
</div>
<div class="editor-label">
@Html.Label("Completed Status")
</div>
<div class="editor-field">
@Html.DropDownList("completed", New SelectList(ViewBag.CourseStatuses))
</div>
<div class="editor-label">
@Html.Label("Hours Completed")
</div>
<div>
@Html.EditorFor(Function(m) Model.hoursCompleted)
</div>
</fieldset>
End Using
下面是在项目的 _layout 文件中加载的 javascript 库。
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.10.1/jquery.min.js"></script>
<script src="//ajax.googleapis.com/ajax/libs/jqueryui/1.10.3/jquery-ui.min.js"></script>
<script src="@Url.Content("~/Scripts/jquery.unobtrusive-ajax.js")" type="text/javascript"> </script>
<script src="@Url.Content("~/Scripts/jquery.validate.min.js")" type="text/javascript"></script>
<script src="@Url.Content("~/Scripts/jquery.validate.unobtrusive.min.js")" type="text/javascript"></script>
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