React FileUploader Events

This section describes events fired by this widget.

contentReady

Raised when the widget's content is ready.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name

Type

Description

component

Object

The widget's instance.

element

HTMLElement | jQuery

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model

Object

The model data. Available only when using Knockout.

Main article: onContentReady.

disposing

Raised when the widget is removed from the DOM using the remove(), empty(), or html() jQuery methods only.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	The widget instance.
element	HTMLElement \| jQuery	The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.
model	Object	The model data. Available only if you use Knockout.

Name

Type

Description

component

Object

The widget instance.

element

HTMLElement | jQuery

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model

Object

The model data. Available only if you use Knockout.

initialized

Raised only once, after the widget is initialized.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name

Type

Description

component

Object

The widget's instance.

element

HTMLElement | jQuery

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

Main article: onInitialized

optionChanged

Raised after a widget option is changed.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
name	String	The option's short name.
model	Object	The model data. Available only if you use Knockout.
element	HTMLElement \| jQuery	The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.
component	Object	The widget's instance.
fullName	String	The option's full name.
value	any	The option's new value.

progress

Fires when a segment of a file has been uploaded.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	The widget's instance.
element	HTMLElement \| jQuery	The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.
model	Object	The model data. Available only if Knockout is used.
file	File	An uploaded file.
segmentSize	Number	The size of the uploaded file segment.
bytesLoaded	Number	The total count of the uploaded bytes.
bytesTotal	Number	The total count of bytes in the XMLHttpRequest.
jQueryEvent	jQuery.Event	Use 'event' instead. The jQuery event that caused the handler execution. Deprecated in favor of the event field.
event	Event (jQuery or EventObject)	The event that caused the handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.
request	XMLHttpRequest Object	An XMLHttpRequest for the file.

Instead, you can use the onProgress option to handle the event.

uploadAborted

Fires when file uploading has been aborted.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	The widget's instance.
element	HTMLElement \| jQuery	The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.
model	Object	The model data. Available only if Knockout is used.
file	Object	The uploaded file.
jQueryEvent	jQuery.Event	Use 'event' instead. The jQuery event that caused the handler execution. Deprecated in favor of the event field.
event	Event (jQuery or EventObject)	The event that caused the handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.
request	XMLHttpRequest Object	Specifies an XMLHttpRequest for the file.

Instead, you can use the onUploadAborted option to handle the event.

uploaded

Fires when a file has been uploaded.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	The widget's instance.
element	HTMLElement \| jQuery	The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.
model	Object	The model data. Available only if Knockout is used.
file	File	The uploaded file.
jQueryEvent	jQuery.Event	Use 'event' instead. The jQuery event that caused the handler execution. Deprecated in favor of the event field.
event	Event (jQuery or EventObject)	The event that caused the handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.
request	XMLHttpRequest Object	Specifies an XMLHttpRequest for the file.

Instead, you can use the onUploaded option to handle the event.

uploadError

Fires when an error has occurred during uploading.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	The widget's instance.
element	HTMLElement \| jQuery	The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.
model	Object	The model data. Available only if Knockout is used.
file	File	An uploaded file.
jQueryEvent	jQuery.Event	Use 'event' instead. The jQuery event that caused the handler execution. Deprecated in favor of the event field.
event	Event (jQuery or EventObject)	The event that caused the handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.
request	XMLHttpRequest Object	Specifies an XMLHttpRequest for the file.

Instead, you can use the onUploadError option to handle the event.

uploadStarted

Fires when file uploading is started.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	The widget's instance.
element	HTMLElement \| jQuery	The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.
model	Object	The model data. Available only if Knockout is used.
file	File	The uploaded file.
jQueryEvent	jQuery.Event	Use 'event' instead. The jQuery event that caused the handler execution. Deprecated in favor of the event field.
event	Event (jQuery or EventObject)	The event that caused the handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.
request	XMLHttpRequest Object	Specifies an XMLHttpRequest for the file.

Instead, you can use the onUploadStarted option to handle the event.

valueChanged

Fires when a file or several files are added to or removed from selection.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	The widget's instance.
element	HTMLElement \| jQuery	The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.
model	Object	The model data. Available only if Knockout is used.
value	Array<File>	Newly selected files.
previousValue	Array<File>	Previously selected files.
jQueryEvent	jQuery.Event	Use 'event' instead. The jQuery event that caused the handler execution. Deprecated in favor of the event field.
event	Event (jQuery or EventObject)	The event that caused the handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.

Instead, you can use the onValueChanged option to handle the event.

React FileUploader Events

See Also

contentReady

See Also

disposing

See Also

initialized

See Also

optionChanged

See Also

progress

See Also

uploadAborted

See Also

uploaded

See Also

uploadError

See Also

uploadStarted

See Also

valueChanged

See Also