Javascript Asp.net局部视图-单击后设置html和css-不更改它';s州
Asp.net局部视图-单击后设置html和css-不更改其状态 我有一个包含嵌入部分视图(拇指和计数)的父视图 局部视图有两个拇指和两个计数 向上拇指已禁用,且计数为1。也为绿色,表示之前已选中。 下拇指已启用,且计数为0。也为黑色,表示可以选择 当我点击下拇指时,我执行一个JavaScript函数,该函数调用控制器的action方法来相应地设置数据库的计数,设置会话变量并返回带有更新视图模型的部分视图。在这一点上,我希望视图改变它的状态-计数并禁用/启用适当的拇指 然而,事实并非如此。为什么?它不反映计数(在html中),也不返回$(document).ready(函数(),它执行函数以设置对拇指的适当视觉更改(禁用/启用和更改颜色) 因此,我采取了第二种方法。在成功调用action方法后,我在JavaScript函数中使用会话变量来反映计数(在html中),并为拇指设置适当的视觉变化(禁用/启用和更改颜色)。我看到我被抛出并执行设置。它们都是正确的值并已应用,但局部视图上未反映任何状态更改 为什么不采用设置-刷新局部视图以反映计数并禁用/启用相应的拇指 我希望局部视图如下所示。上拇指启用且计数为0,下拇指计数为1且禁用Javascript Asp.net局部视图-单击后设置html和css-不更改它';s州,javascript,jquery,asp.net-mvc,partial-views,Javascript,Jquery,Asp.net Mvc,Partial Views,Asp.net局部视图-单击后设置html和css-不更改其状态 我有一个包含嵌入部分视图(拇指和计数)的父视图 局部视图有两个拇指和两个计数 向上拇指已禁用,且计数为1。也为绿色,表示之前已选中。 下拇指已启用,且计数为0。也为黑色,表示可以选择 当我点击下拇指时,我执行一个JavaScript函数,该函数调用控制器的action方法来相应地设置数据库的计数,设置会话变量并返回带有更新视图模型的部分视图。在这一点上,我希望视图改变它的状态-计数并禁用/启用适当的拇指 然而,事实并非如此。为什
以下是局部视图:
@model GbngWebClient.Models.LikeOrDislikeVM
<style>
.fa {
cursor: pointer;
user-select: none;
}
.fa:hover {
color: blue;
}
/* I added. */
.my-size {
font-size: 20px;
}
.my-button {
border: none;
padding: 8px 10px;
float: left;
font-size: 16px;
margin: 4px 2px;
background-color: white;
}
</style>
<div class="row">
<div>
<button class="blogLike my-button fa fa-thumbs-up"><span class="my-size, likeCount"> : @Model.LikeCount </span></button>
<button class="blogDisLike my-button fa fa-thumbs-down"><span class="my-size, dislikeCount"> : @Model.DisLikeCount</span></button>
</div>
</div>
@Scripts.Render("~/bundles/jquery")
@Scripts.Render("~/bundles/bootstrap")
@Styles.Render("~/Content/css")
<script type="text/javascript">
$(document).ready(function () {
// For testing:
console.log('Here at ready. ');
// JavaScript needs it as 'false'. So using these 'const' to convert them.
const False = false, True = true;
// Set the initial disabled attributes and color.
SetLike(@Model.LikeDisabled);
SetDisLike(@Model.DisLikeDisabled);
// For when clicking the BlogLike thumb.
$('.blogLike').on('click', function () {
// Call the BlogPublished controllers action method to set the blog's LikeCount.
$.ajax({
type: 'POST',
data: { likeOrDislikeIndicator: "L" },
success: function (response) {
// Call to the server side to get the session variable and then set the HTML.
GetSessionVarAndSetHtml("LikeDisabled");
GetSessionVarAndSetHtml("DisLikeDisabled");
GetSessionVarAndSetHtml("LikeCount");
GetSessionVarAndSetHtml("DisLikeCount");
},
error: function (xhr, ajaxOptions, thrownError) {
alert("Critical Error");
}
})
});
// For when clicking the BlogDisLike.
$('.blogDisLike').on('click', function () {
// Call the BlogPublished controllers action method to set the blog's DisLikeCount.
$.ajax({
type: 'POST',
url: '@Url.Action("SetBlogLikeOrDisLike", "BlogPublished")',
data: { likeOrDislikeIndicator: "D" },
success: function (response) {
// Call to the server side to get the session variable and then set the HTML.
GetSessionVarAndSetHtml("LikeDisabled");
GetSessionVarAndSetHtml("DisLikeDisabled");
GetSessionVarAndSetHtml("LikeCount");
GetSessionVarAndSetHtml("DisLikeCount");
},
error: function (xhr, ajaxOptions, thrownError) {
alert("Critical Error");
}
})
});
//-----------------------------------------------------------------------------------------
// Call to the server side to get the session variables. Then set the Html accordingly.
//-----------------------------------------------------------------------------------------
function GetSessionVarAndSetHtml(toBeProcessed) {
// For testing:
console.log('Here at GetSessionVarAndSetHtml. ');
$.ajax({
type: 'GET',
url: '@Url.Action("GetSessionVar", "BlogPublished")',
data: { toBeProcessed: toBeProcessed },
success: function (response) {
console.log('Response: ' + response);
if (toBeProcessed == "LikeDisabled")
{
// Set the Html. Response will be either true or false.
SetLike(response);
};
if (toBeProcessed == "DisLikeDisabled") {
// Set the Html. Response will be either true or false.
SetDisLike(response);
};
if (toBeProcessed == "LikeCount") {
// Set the Html. Response will be an integer.
SetLikeCount(response);
};
if (toBeProcessed == "DisLikeCount") {
// Set the Html. Response will be an integer.
SetDisLikeCount(response);
};
},
error: function (xhr, ajaxOptions, thrownError) {
alert("Critical Error");
}
})
}
//--------------------------------------------------------------------------------------
// Set the disabled attribute to true or false and set color.
//--------------------------------------------------------------------------------------
function SetLike(disabledSwitch) {
// For testing:
console.log('Here at Setlike. ' + disabledSwitch);
$(".blogLike").attr('disabled', disabledSwitch);
if (disabledSwitch == true )
{
// Show by color that it was liked.
$(".blogLike").css('color', 'green');
}
if (disabledSwitch == false)
{
// Show by color that it can be clicked.
$(".blogLike").css('color', 'black');
}
}
//--------------------------------------------------------------------------------------
// Set the disabled attribute to true or false and set color.
//--------------------------------------------------------------------------------------
function SetDisLike(disabledSwitch) {
// For testing:
console.log('Here at SetDisLike. ' + disabledSwitch);
$(".blogDisLike").attr('disabled', disabledSwitch);
if (disabledSwitch == true)
{
// Show by color that it was disliked.
$(".blogDisLike").css('color', 'green');
}
if (disabledSwitch == false)
{
// Show by color that it can be clicked.
$(".blogDisLike").css('color', 'black');
}
}
//--------------------------------------------------------------------------------------
// Set the like count.
//--------------------------------------------------------------------------------------
function SetLikeCount(count) {
// For testing:
console.log('Here at SetLikeCount. ' + count);
$(".likeCount").val(count);
}
//--------------------------------------------------------------------------------------
// Set the dislike count.
//--------------------------------------------------------------------------------------
function SetDisLikeCount(count) {
// For testing:
console.log('Here at SetDisLikeCount. ' + count);
$(".dislikeCount").val(count);
}
});
</script>
@model GbngWebClient.Models.LikeOrDislikeVM
法兰西{
光标:指针;
用户选择:无;
}
.fa:悬停{
颜色:蓝色;
}
/*我补充道*/
.我的尺码{
字体大小:20px;
}
.我的钮扣{
边界:无;
填充:8px 10px;
浮动:左;
字体大小:16px;
利润:4倍2倍;
背景色:白色;
}
:@Model.LikeCount
:@Model.DisLikeCount
@Scripts.Render(“~/bundles/jquery”)
@Scripts.Render(“~/bundles/bootstrap”)
@style.Render(“~/Content/css”)
$(文档).ready(函数(){
//对于测试:
console.log('此处已准备就绪');
//JavaScript需要将其设置为“false”。因此使用这些“const”来转换它们。
常量False=False,True=True;
//设置初始禁用属性和颜色。
SetLike(@Model.LikeDisabled);
setunlike(@Model.DisLikeDisabled);
//用于单击博客状拇指时。
$('.blogLike')。在('click',函数(){
//调用BlogPublishedController操作方法来设置日志的LikeCount。
$.ajax({
键入:“POST”,
数据:{likeOrDislikeIndicator:“L”},
成功:功能(响应){
//调用服务器端获取会话变量,然后设置HTML。
GetSessionVarAndSetHtml(“LikeDisabled”);
GetSessionVarAndSetHtml(“不喜欢禁用”);
GetSessionVarAndSetHtml(“LikeCount”);
GetSessionVarAndSetHtml(“DisLikeCount”);
},
错误:函数(xhr、ajaxOptions、thrownError){
警报(“严重错误”);
}
})
});
//用于单击博客时。
$('.blogloise')。在('click',函数(){
//调用BlogPublishedController操作方法来设置日志的DisLikeCount。
$.ajax({
键入:“POST”,
url:'@url.Action(“SetBlogLikeOrDisLike”,“blogpublisted”),
数据:{likeOrDislikeIndicator:“D”},
成功:功能(响应){
//调用服务器端获取会话变量,然后设置HTML。
GetSessionVarAndSetHtml(“LikeDisabled”);
GetSessionVarAndSetHtml(“不喜欢禁用”);
GetSessionVarAndSetHtml(“LikeCount”);
GetSessionVarAndSetHtml(“DisLikeCount”);
},
错误:函数(xhr、ajaxOptions、thrownError){
警报(“严重错误”);
}
})
});
//-----------------------------------------------------------------------------------------
//调用服务器端获取会话变量。然后相应地设置Html。
//-----------------------------------------------------------------------------------------
函数GetSessionVarAndSetHtml(toBeProcessed){
//对于测试:
log('此处为GetSessionVarAndSetHtml');
$.ajax({
键入:“GET”,
url:'@url.Action(“GetSessionVar”,“BlogPublished”),
数据:{toBeProcessed:toBeProcessed},
成功:功能(响应){
console.log('响应:'+响应);
if(toBeProcessed==“LikeDisabled”)
{
//设置Html。响应将为true或false。
SetLike(反应);
};
if(toBeProcessed==“DisLikeDisabled”){
//设置Html。响应将为true或false。
不喜欢(回应);
};
if(toBeProcessed==“LikeCount”){
//设置Html。响应将是一个整数。
SetLikeCount(响应);
};
if(toBeProcessed==“DisLikeCount”){
[HttpPost]
public async Task<ActionResult> SetBlogLikeOrDisLike(string likeOrDislikeIndicator)
{
BLL_BlogPublished bll_BlogPublished = new BLL_BlogPublished();
SetBlogLikeOrDisLikeResult setBlogLikeOrDisLikeResult = new SetBlogLikeOrDisLikeResult();
LikeOrDislikeVM likeOrDislikeVM = new LikeOrDislikeVM();
try
{
// Update the 'like count' or 'dislike count' in the Blog table and (update/insert) a corresponding entry in the UserBlogPreference table.
setBlogLikeOrDisLikeResult = await bll_BlogPublished.SetBlogLikeOrDisLike(Convert.ToInt32(Session["BlogId"]), Convert.ToInt32(Session["UserId"]), Session["UserName"].ToString(), likeOrDislikeIndicator);
// Check if an error occurred in the web api.
if (setBlogLikeOrDisLikeResult.ApiErrorMessage == null)
{
if (setBlogLikeOrDisLikeResult.Status == 1)
{
// Set these view model properties model from session variables.
likeOrDislikeVM.BlogId = Convert.ToInt32(Session["BlogId"]);
likeOrDislikeVM.UserId = Convert.ToInt32(Session["UserId"]);
// Set these view model properties from what was returned.
likeOrDislikeVM.LikeCount = setBlogLikeOrDisLikeResult.LikeCount;
likeOrDislikeVM.DisLikeCount = setBlogLikeOrDisLikeResult.DisLikeCount;
likeOrDislikeVM.LikeDisabled = setBlogLikeOrDisLikeResult.LikeDisabled;
likeOrDislikeVM.DisLikeDisabled = setBlogLikeOrDisLikeResult.DisLikeDisabled;
// Set the session variables that will be used in the partial view.
SetIntegerSessionVar("LikeCount", setBlogLikeOrDisLikeResult.LikeCount);
SetIntegerSessionVar("DisLikeCount", setBlogLikeOrDisLikeResult.DisLikeCount);
SetBooleanSessionVar("LikeDisabled", setBlogLikeOrDisLikeResult.LikeDisabled);
SetBooleanSessionVar("DisLikeDisabled", setBlogLikeOrDisLikeResult.DisLikeDisabled);
}
else if (setBlogLikeOrDisLikeResult.Status == 2)
{
ViewBag.errormessage = "Process Violation: The blog does not exist.";
}
else if (setBlogLikeOrDisLikeResult.Status == 3)
{
ViewBag.errormessage = "Process Violation: The user does not exist.";
}
else if (setBlogLikeOrDisLikeResult.Status == 4)
{
ViewBag.errormessage = "Process Violation: An invalid value for the preference type.";
}
}
else
{
ViewBag.errormessage = setBlogLikeOrDisLikeResult.ApiErrorMessage;
}
}
catch (Exception ex1)
{
exceptionMessage = "Server error on setting the blog like count. Please contact the administrator.";
try
{
...
}
catch (Exception ex2)
{
...
}
}
// Return the partial view with the view model.
// - This will contain valid data, an error or a web api error message.
return PartialView("~/Views/BlogPublished/_BlogLikeAndDislike.cshtml", likeOrDislikeVM);
}