ImageUploaderFlash.BeforeUpload Event HTML5/Flash Uploader
Supported technologies:
This event fires when the upload is about to be started.
Syntax
ASP.NET
<script type="text/javascript">
function ImageUploaderFlash1_BeforeUpload(){
//...your code...
}
</script>
<aur:ImageUploaderFlash ID="ImageUploaderFlash1" runat="server">
<ClientEvents>
<aur:ClientEvent EventName="BeforeUpload" HandlerName="ImageUploaderFlash1_BeforeUpload" />
</ClientEvents>
</aur:ImageUploaderFlash>
PHP
<script type="text/javascript">
function ImageUploaderFlash1_BeforeUpload(){
//...your code...
}
</script>
<?php
$ImageUploaderFlash = new ImageUploaderFlash("ImageUploaderFlash1");
//...other params...
$ImageUploaderFlash->getClientEvents()->setBeforeUpload("ImageUploaderFlash1_BeforeUpload");
//...other params...
$ImageUploaderFlash->render();
?>
JavaScript
function ImageUploaderFlash1_BeforeUpload(){
//...your code...
}
$au.imageUploaderFlash({
events: {
//...other params...
beforeUpload: [ImageUploaderFlash1_BeforeUpload],
//...other params...
}
})
Return Value
Type: Boolean
If false (or zero), the upload is cancelled. Otherwise, upload begins immediately after the event handler finishes.
This makes the event handler convenient for validating additional data provided by a user.