Dart SDK
dart:html
FileReader
class
FileReader
Constants
Properties
Constructors
Methods
Constants
abortEvent
errorEvent
loadEvent
loadEndEvent
loadStartEvent
progressEvent
DONE
EMPTY
LOADING
Properties
result
error
readyState
onAbort
onError
onLoad
onLoadEnd
onLoadStart
onProgress
on
Constructors
FileReader
Methods
abort
readAsArrayBuffer
readAsDataUrl
readAsText
addEventListener
removeEventListener
dispatchEvent
(Not documented.)
Annotations
DocsEditable()
DomName('FileReader')
Extends
Object
EventTarget
FileReader
Constants
EventStreamProvider
<
ProgressEvent
>
abortEvent
=
const
EventStreamProvider
<
ProgressEvent
>
('abort')
const
Static factory designed to expose abort events to event handlers that are not necessarily instances of
FileReader
.
EventStreamProvider
<
Event
>
errorEvent
=
const
EventStreamProvider
<
Event
>
('error')
const
Static factory designed to expose error events to event handlers that are not necessarily instances of
FileReader
.
EventStreamProvider
<
ProgressEvent
>
loadEvent
=
const
EventStreamProvider
<
ProgressEvent
>
('load')
const
Static factory designed to expose load events to event handlers that are not necessarily instances of
FileReader
.
EventStreamProvider
<
ProgressEvent
>
loadEndEvent
=
const
EventStreamProvider
<
ProgressEvent
>
('loadend')
const
Static factory designed to expose loadend events to event handlers that are not necessarily instances of
FileReader
.
EventStreamProvider
<
ProgressEvent
>
loadStartEvent
=
const
EventStreamProvider
<
ProgressEvent
>
('loadstart')
const
Static factory designed to expose loadstart events to event handlers that are not necessarily instances of
FileReader
.
EventStreamProvider
<
ProgressEvent
>
progressEvent
=
const
EventStreamProvider
<
ProgressEvent
>
('progress')
const
Static factory designed to expose progress events to event handlers that are not necessarily instances of
FileReader
.
int
DONE
=
2
const
int
EMPTY
=
0
const
int
LOADING
=
1
const
Properties
Object
result
read-only
FileError
error
read-only
int
readyState
read-only
Stream
<
ProgressEvent
>
onAbort
read-only
Stream of abort events handled by this [FileReader].
Stream
<
Event
>
onError
read-only
Stream of error events handled by this [FileReader].
Stream
<
ProgressEvent
>
onLoad
read-only
Stream of load events handled by this [FileReader].
Stream
<
ProgressEvent
>
onLoadEnd
read-only
Stream of loadend events handled by this [FileReader].
Stream
<
ProgressEvent
>
onLoadStart
read-only
Stream of loadstart events handled by this [FileReader].
Stream
<
ProgressEvent
>
onProgress
read-only
Stream of progress events handled by this [FileReader].
Events
on
read-only ,
inherited
This is an ease-of-use accessor for event streams which should only be used when an explicit accessor is not available.
Constructors
FileReader
()
Methods
abort
(
) →
void
readAsArrayBuffer
(
Blob
blob
) →
void
readAsDataUrl
(
Blob
blob
) →
void
readAsText
(
Blob
blob
, [
String
encoding
]) →
void
addEventListener
(
String
type
,
dynamic
listener
(
Event
event
)
, [
bool
useCapture
]) →
void
inherited
removeEventListener
(
String
type
,
dynamic
listener
(
Event
event
)
, [
bool
useCapture
]) →
void
inherited
dispatchEvent
(
Event
event
) →
bool
inherited