我已经成功地使用ResumableJS将多个文件块上传到服务器。在上传过程中,用户能够看到整个上传进度和单个文件上传百分比。也可以暂停/恢复整个上传。
我现在想要的是允许用户取消/中止单个文件上传,而不中断其他文件上传。
在ResumableJS 网站中,有些方法允许我做我想做的事情,但是没有关于如何实现这一点的示例。
我尝试了以下几点:
onclick="ResumableFile.abort(); return(false);"
onclick="file.abort(); return(false);"
onclick="this.abort(); return(false);"如何在不中断整个文件上载的情况下中止特定的文件上载?
更新:这是我的JS代码:
var r = new Resumable({
target: 'FileHandler.ashx'
});
// Resumable.js isn't supported, fall back on a different method
if (!r.support)
{}
else
{
// Show a place for dropping/selecting files
$('.resumable-drop').show();
r.assignDrop($('.resumable-drop')[0]);
r.assignBrowse($('.resumable-browse')[0]);
// Handle file add event
r.on('fileAdded', function (file)
{
//// Add the file to the list
$('.resumable-list').append('<li class="resumable-file-' + file.uniqueIdentifier + '">Uploading <span class="resumable-file-name"></span> <span class="resumable-file-progress"></span> <button type="button" id="removeButton" onclick="abortFile();">Remove</button>');
$('.resumable-file-' + file.uniqueIdentifier + ' .resumable-file-name').html(file.fileName);
// Actually start the upload
r.upload();
});
//var file = new ResumableFile();
//$("#removeButton").on("click", function ()
//{
// console.log("abort!");
// file.abort();
//});
function abortFile()
{
console.log("abort!");
r.abort();
}
r.on('pause', function ()
{
// Show resume, hide pause main progress bar
});
r.on('complete', function ()
{
// Hide pause/resume when the upload has completed
});
r.on('fileSuccess', function (file, message)
{
// Reflect that the file upload has completed
});
r.on('fileError', function (file, message)
{
// Reflect that the file upload has resulted in error
});
r.on('fileProgress', function (file)
{
// Handle progress for both the file and the overall upload
});
}在Ruben Rutten的帮助下,我解决了我的问题:
// Handle file add event
r.on('fileAdded', function (file)
{
// Show progress bar
// Show pause, hide resume
//// Add the file to the list
$('.resumable-list').append('<li class="resumable-file-' + file.uniqueIdentifier + '">Uploading <span class="resumable-file-name"></span> <span class="resumable-file-progress"></span> <button type="button" class="removeButton" id="' + file.uniqueIdentifier + '">Remove</button>');
$('.resumable-file-' + file.uniqueIdentifier + ' .resumable-file-name').html(file.fileName);
///event to remove file from upload list
$(".removeButton").on("click", function ()
{
for (var i = 0; i < r.files.length; i++)
{
var identifier = $(this).attr("id");
if (r.files[i].uniqueIdentifier == identifier)
{
r.files[i].cancel();
$('.resumable-file-' + identifier).remove();
}
}
});
r.upload();
});发布于 2014-11-26 02:12:03
如果您有您的JavaScript文件/部件,则创建一个var r = new Resumable()。您应该创建一个中止它的函数,例如
function abortFile() {
r.abort();
}然后在你的按钮上,使用onclick="abortFile(); return false;"
我还没试过,但应该能用。
如果您使用jQuery,您可以执行以下操作:
<button id="cancelButton">Cancel</button>
<script type="text/javascript">
// Not sure if this works, just to test
var file = new ResumableFile();
$("#cancelButton").on("click", function() {
file.abort();
});
</script>发布于 2018-12-19 12:40:38
我知道这是个老掉牙的问题,但这可能会对某人有所帮助:
从您的解决方案来看,有一种比迭代所有文件更有效的方法来获得可恢复实例:
// event to remove file from upload list
$(".removeButton").on("click", function ()
{
var identifier = $(this).attr("id");
var file = resumable.getFromUniqueIdentifier(identifier);
file.cancel();
$('.resumable-file-' + identifier).remove();
});https://stackoverflow.com/questions/27140184
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