Constructor
new AudioTrackList(tracksopt)
Create an instance of this class.
| Name | Type | Attributes | Default | Description |
|---|---|---|---|---|
tracks | Array.<AudioTrack> | <optional> | [] | A list of |
- See
Extends
Members
(protected) allowedEvents_
Events that can be called with on + eventName. See EventHandler.
| Name | Type | Description |
|---|---|---|
TrackList#allowedEvents_ | Object |
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length :number
The current number of Tracks in the this Trackist.
- number
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Methods
addEventListener()
An alias of EventTarget#on. Allows EventTarget to mimic the standard DOM API.
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addTrack(track)
Add an AudioTrack to the AudioTrackList.
| Name | Type | Description |
|---|---|---|
track | AudioTrack | The AudioTrack to add to the list |
- Overrides
any(type, fn)
This function will add an event listener that gets triggered only once and is removed from all events. This is like adding an array of event listeners with EventTarget#on that calls EventTarget#off on all events the first time it is triggered.
| Name | Type | Description |
|---|---|---|
type | string | | An event name or an array of event names. |
fn | function | The function to be called once for each event name. |
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dispatchEvent()
An alias of EventTarget#trigger. Allows EventTarget to mimic the standard DOM API.
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off(type, fn)
Removes an event listener for a specific event from an instance of EventTarget. This makes it so that the event listener will no longer get called when the named event happens.
| Name | Type | Description |
|---|---|---|
type | string | | An event name or an array of event names. |
fn | function | The function to remove. |
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on(type, fn)
Adds an event listener to an instance of an EventTarget. An event listener is a function that will get called when an event with a certain name gets triggered.
| Name | Type | Description |
|---|---|---|
type | string | | An event name or an array of event names. |
fn | function | The function to call with |
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one(type, fn)
This function will add an event listener that gets triggered only once. After the first trigger it will get removed. This is like adding an event listener with EventTarget#on that calls EventTarget#off on itself.
| Name | Type | Description |
|---|---|---|
type | string | | An event name or an array of event names. |
fn | function | The function to be called once for each event name. |
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removeEventListener()
An alias of EventTarget#off. Allows EventTarget to mimic the standard DOM API.
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removeTrack(rtrack)
Remove a Track from the TrackList
| Name | Type | Description |
|---|---|---|
rtrack | Track | The audio, video, or text track to remove from the list. |
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trigger(event)
This function causes an event to happen. This will then cause any event listeners that are waiting for that event, to get called. If there are no event listeners for an event then nothing will happen.
If the name of the Event that is being triggered is in EventTarget.allowedEvents_. Trigger will also call the on + uppercaseEventName function.
Example: 'click' is in EventTarget.allowedEvents_, so, trigger will attempt to call onClick if it exists.
| Name | Type | Description |
|---|---|---|
event | string | | The name of the event, an |
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Events
addtrack
Triggered when a track is added to a track list.
| Name | Type | Description |
|---|---|---|
track | Track | A reference to track that was added. |
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change
Triggered when a different track is selected/enabled.
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removetrack
Triggered when a track is removed from track list.
| Name | Type | Description |
|---|---|---|
track | Track | A reference to track that was removed. |
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