Yahoo! UI Library

datasource  3.3.0pr1

Yahoo! UI Library > datasource > DataSource.IO
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Class DataSource.IO - extends DataSource.Local

IO subclass for the DataSource Utility.

Constructor

DataSource.IO ( )

Properties

_queue - private Object

Object literal to manage asynchronous request/response cycles enabled if queue needs to be managed (asyncMode/ioConnMode):
interval {Number}
Interval ID of in-progress queue.
conn
In-progress connection identifier (if applicable).
requests {Object[]}
Array of queued request objects: {request:request, callback:callback}.
Default Value: {interval:null, conn:null, requests:[]}

NAME - static final String

Class name.

Properties inherited from Plugin.Host:

PluginHost

Properties inherited from Attribute:

Properties inherited from Base:

name

Properties inherited from DataSource.Local:

Methods

_defRequestFn

protected void _defRequestFn ( e )
Passes query string to IO. Fires response event when response is received asynchronously.
Parameters:
e <Event.Facade> Event Facade with the following properties:
tId (Number)
Unique transaction ID.
request (Object)
The request.
callback (Object)
The callback object with the following properties:
success (Function)
Success handler.
failure (Function)
Failure handler.
cfg (Object)
Configuration object.

initializer

private void initializer ( config )
Internal init() handler.
Parameters:
config <Object> Config object.

Methods inherited from EventTarget:

_getType, _monitor, _parseType, addTarget, after, before, bubble, detach, detachAll, fire, getEvent, getTargets, on, once, publish, removeTarget, subscribe, unsubscribe, unsubscribeAll

Methods inherited from Attribute:

_addAttrs, _addLazyAttr, _defAttrChangeFn, _fireAttrChange, _getAttr, _getAttrCfg, _getAttrInitVal, _getAttrs, _getStateVal, _isLazyAttr, _normAttrVals, _protectAttrs, _set, _setAttr, _setAttrs, _setAttrVal, _setStateVal, addAttr, addAttrs, attrAdded, get, getAttrs, modifyAttr, removeAttr, reset, set, setAttrs

Methods inherited from Plugin.Host:

_destroyPlugins, _initPlugins, hasPlugin, plug, unplug

Methods inherited from Base:

_aggregateAttrs, _defDestroyFn, _defInitFn, _destroyHierarchy, _filterAttrCfs, _getAttrCfgs, _getClasses, _initHierarchy, _initHierarchyData, _preInitEventCfg, destroy, init, toString

Methods inherited from DataSource.Local:

_defDataFn, _defRequestFn, _defResponseFn, _initEvents, initializer, sendRequest

Events

ioChange

ioChange ( event )
Fires when the value for the configuration attribute 'io' is changed. You can listen for the event using the on method if you wish to be notified before the attribute's value has changed, or using the after method if you wish to be notified after the attribute's value has changed.
Parameters:
event <Event.Facade> An Event Facade object with the following attribute specific properties added:
prevVal
The value of the attribute, prior to it being set
newVal
The value the attribute is to be set to
attrName
The name of the attribute being set
subAttrName
If setting a property within the attribute's value, the name of the sub-attribute property being set

ioConfigChange

ioConfigChange ( event )
Fires when the value for the configuration attribute 'ioConfig' is changed. You can listen for the event using the on method if you wish to be notified before the attribute's value has changed, or using the after method if you wish to be notified after the attribute's value has changed.
Parameters:
event <Event.Facade> An Event Facade object with the following attribute specific properties added:
prevVal
The value of the attribute, prior to it being set
newVal
The value the attribute is to be set to
attrName
The name of the attribute being set
subAttrName
If setting a property within the attribute's value, the name of the sub-attribute property being set

Configuration Attributes

io - Y.io

Pointer to IO Utility.
Default Value: Y.io

ioConfig - Object

Default IO Config.
Default Value: null

Configuration attributes inherited from Base:

destroyed initialized

Configuration attributes inherited from DataSource.Local:

source

Properties

Configuration Attributes

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