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Overview
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WinForms
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Tools

WinForms Skin Editor
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WPF Theme Editor (Legacy)
Coded UI Test Extension

Frameworks and Libraries

XAF - Cross-Platform .NET App UI
XPO - .NET ORM Library (FREE)
XPO Profiler
Core Libraries
Drawing Graphics Library
.NET App Security & Web API Service (FREE)

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Controls and Extensions

ASP.NET Web Forms Controls
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JavaScript/jQuery FileUploader - UploadStartedEvent

The type of the uploadStarted event handler's argument.

import { UploadStartedEvent } from "devextreme/ui/file_uploader"
Type:

Object

Used in:

component

The UI component's instance.

Type:

FileUploader

element

The UI component's container.

Type:

HTMLElement | jQuery

event

A native browser event with additional fields from EventObject.

file

Type:

File

request

Type:

XMLHttpRequest Object

Angular

If you use DxHttpModule, Angular restricts access to the XMLHttpRequest object.