[英]Refresh PartialView in MVC Controller
在提交將在我的控制器中處理的表單后,我試圖刷新我的部分視圖。 問題是,每當我嘗試從我的控制器刷新它時,我都會被重定向到一個空白頁面,其中包含來自 Partial View 的內容。
局部視圖
@model Smarty.Viewmodels.BugViewModel
<div class="modal fade" id="bugModal" tabindex="-1" role="dialog">
<div class="modal-dialog" role="document">
<div class="modal-content">
<div class="modal-header">
<h5 class="modal-title">Bug Reporting Tool</h5>
<button type="button" class="close" data-dismiss="modal" aria-label="Close">
<span>×</span>
</button>
</div>
<form asp-controller="Smarty" asp-action="SendBugReport" enctype="multipart/form-data">
@if (!string.IsNullOrWhiteSpace(ViewBag.message))
{
if (!ViewBag.IsError)
{
<span class="border border-success text-success">@ViewBag.message</span>
}
else
{
<span class="border border-danger text-danger">@ViewBag.message</span>
}
}
<div class="modal-body">
<label asp-for="Description" class="control-label"></label>
<textarea asp-for="Description" class="form-control"></textarea>
<span asp-validation-for="Description" class="text-danger"></span>
<label asp-for="FormFile" class="control-label"></label><br />
<input asp-for="FormFile" type="file" />
<span asp-validation-for="FormFile" class="text-danger"></span>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-secondary" data-dismiss="modal">Schliessen</button>
<button type="submit" id="BugReportBtn" class="btn btn-success">Bug Report senden</button>
</div>
</form>
</div>
</div>
</div>
控制器
public async Task<IActionResult> SendBugReport(BugViewModel viewModel)
{
//Process Form
return PartialView("BugModal", viewModel);
}
提前致謝!
我被重定向到包含部分視圖內容的空白頁面。
這是預期的,因為您使用return PartialView()
它將返回簡單的部分 html 以將其呈現到視圖中。
我想用錯誤消息、成功消息等內容刷新部分視圖
您無法從SendBugReport
操作中獲取@ViewBag.message
,它是從主頁的操作中傳遞的。
正如評論所說,首先,您可以使用ajax將表單提交給SendBugReport
action。然后該action將message
和isError
json數據返回給ajax成功函數。 最后,根據isError
的值在視圖上呈現message
:
1.部分視圖(Views/Shared/BugModal.cshtml)
@model BugViewModel
<div class="modal fade" id="bugModal" tabindex="-1" role="dialog">
<div class="modal-dialog" role="document">
<div class="modal-content">
<div class="modal-header">
<h5 class="modal-title">Bug Reporting Tool</h5>
<button type="button" class="close" data-dismiss="modal" aria-label="Close">
<span>×</span>
</button>
</div>
<form id="myForm" asp-controller="Smarty" asp-action="SendBugReport" enctype="multipart/form-data">
<div id="result"></div>
<div class="modal-body">
<label asp-for="Description" class="control-label"></label>
<textarea asp-for="Description" class="form-control"></textarea>
<span asp-validation-for="Description" class="text-danger"></span>
<label asp-for="FormFile" class="control-label"></label><br />
<input asp-for="FormFile" id="FormFile" name="FormFile" type="file" />
<span asp-validation-for="FormFile" class="text-danger"></span>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-secondary" data-dismiss="modal">Schliessen</button>
<button type="button" id="BugReportBtn" class="btn btn-success">Bug Report senden</button>
</div>
</form>
</div>
</div>
</div>
<script src="~/lib/jquery/dist/jquery.js"></script>
<script src="~/lib/bootstrap/dist/js/bootstrap.bundle.js"></script>
<script>
$('#BugReportBtn').on('click', function (event) {
var url = "/Smarty/SendBugReport";
var description = document.getElementById("Description").value;
var fileInput = $('#FormFile')[0];
var formFile = fileInput.files[0];
var formData = new FormData();
formData.append("Description", description);
formData.append("FormFile", formFile);
$.ajax({
type: "POST",
url: url,
data: formData,
dataType: "json",
processData:false,
contentType: false,
success: function (data) {
if (!data.isError) {
$("#result").html("<span class='border border-success text-success'>" + data.message + "</span>");
} else {
$("#result").html("<span class='border border-danger text-danger'>" + data.message + "</span>");
}
$('#bugModal').modal('show');
}
});
});
</script>
2.動作
[HttpPost]
public async Task<JsonResult> SendBugReport(BugViewModel viewModel)
{
//Process Form
string message;
bool isError;
//set data to message and isError
return Json(new { message, isError });
}
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