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ProgressEvent

Summary

The ProgressEvent interface represents events measuring progress of an underlying process, like an HTTP request (for an XMLHttpRequest, or the loading of the underlying resource of an <img>, <audio>, <video>, <style> or <link>).

Inherits from EventEvent

Properties

lengthComputable
Specifies whether the total size of the operation is known.
loaded
Specifies the number of bytes downloaded since the beginning of the operation.
total
Specifies the total number of bytes to be transferred during the operation, if known.

Methods

initProgressEvent
Initializes the value of a ProgressEvent object.

Events

No events.

Inherited from Event

Properties

bubbles
Gets a value that indicates whether an event propagates up from the event target.
cancelable
Gets a value that indicates whether you can cancel an event’s default action.
currentTarget
Gets the event target that is currently being processed.
defaultPrevented
Gets whether the default action should be canceled.
eventPhase
Gets the event phase that is being evaluated.
isTrusted
Gets a value that indicates whether a trusted event source created an event.
target
Gets the element that is the original target of the event.
timeStamp
Gets the time, in milliseconds, when an event occurred.
type
Gets the name of an event.

Methods

initEvent
Initializes a new generic event that the createEvent method created.
preventDefault
Cancels the default action of an event, if possible.
stopImmediatePropagation
Prevents any further propagation of an event.
stopPropagation
Prevents propagation of an event beyond the current target.

Events

DOMContentLoaded
:

afterprint
:

afterupdate
:

beforeactivate
:

beforecopy
:

beforecut
:

beforeeditfocus
:

beforepaste
:

beforeprint
:

beforeunload
:

beforeupdate
:

bounce
:

cellchange
:

change
:

contextmenu
:

controlselect
:

copy
:

cut
Fires after a data selection is cut to the clipboard.
dataavailable
Fires when new data at a data source becomes available.
datasetchanged
Fires when content at a data source has changed.
datasetcomplete
Fires when data transfer from the data source has completed.
deactivate
Sets an active version of an object to not active.
error
Fires when an error occurs.
errorupdate
Executes any error handling associated with the event.

filterchange
:

finish
:

Related specifications

ProgressEvent
Recommendation

Attributions