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Yahoo! UI Library

swfstore  2.9.0

Yahoo! UI Library > swfstore > YAHOO.util.SWFStore
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Class YAHOO.util.SWFStore - uses YAHOO.util.AttributeProvider

Class for the YUI SWFStore util.

Constructor

YAHOO.util.SWFStore ( containerId , shareData , useCompression )
Parameters:
containerId <HTMLElement> Container element for the Flash Player instance.
shareData <Boolean> Whether or not data should be shared across browsers
useCompression <Boolean> Container element for the Flash Player instance.

Properties inherited from YAHOO.util.AttributeProvider:

Methods

addListener

void addListener ( type , listener )
Method to attach listeners to events
Parameters:
type <String> The tyep of event to listen for
listener <String> The function to call

calculateCurrentSize

Number calculateCurrentSize ( )
Gets the current size, in KB, of the amount of space taken by the current store. Note that this is calculated, and may take time depending on the number of items stored
Returns: Number
The size of the store in KB

clear

void clear ( )
Removes all data in local storage for this domain.

Be careful when using this method, as it may remove stored information that is used by other applications in this domain


displaySettings

void displaySettings ( )
Displays the settings dialog to allow the user to configure storage settings manually. If the SWF height and width are smaller than what is allowable to display the local settings panel, an openExternalDialog message will be sent to JavaScript.

getItems

Object getItems ( )
Returns the items in storage as an array.
Returns: Object
The data.

getLength

Number getLength ( )
Returns the number of items in storage, if any.
Returns: Number
The number of items

getModificationDate

Date getModificationDate ( )
Gets the timestamp of the last store. This value is automatically set when data is stored.
Returns: Date
A Date object

getShareData

Boolean getShareData ( )
Public accessor to the unique name of the SWFStore instance.
Returns: Boolean
Whether or not data is being shared among browsers

getTypeAt

String getTypeAt ( location )
Returns the data type of of the storage.

May be one of the following types:

  • boolean
  • function
  • number
  • object
  • string
  • number
  • xml

Parameters:
location <Number> The index of the "cookie" or store
Returns: String
The type

getTypeOf

String getTypeOf ( location )
Returns the data type of of the storage.

May be one of the following types:

  • boolean
  • function
  • number
  • object
  • string
  • number
  • xml

Parameters:
location <String> The name of the "cookie" or store
Returns: String
The type

getUseCompression

Boolean getUseCompression ( )
Public accessor to the unique name of the SWFStore instance.
Returns: Boolean
Whether or compression is being used

getValueAt

Object getValueAt ( index )
Returns the value of the store at the specified index, if any.
Parameters:
index <Number> The index of the stored item
Returns: Object
The value of the store at that index

getValueOf

Object getValueOf ( location )
Returns the value of the item in storage, if any.
Parameters:
location <String> The name of the "cookie" or store
Returns: Object
The data

hasAdequateDimensions

Boolean hasAdequateDimensions ( )
Determines if SWF's visible area is large enough to fit the settings panel
Returns: Boolean
Whether or not to share among browsers

on

void on ( type , listener )
Method to attach listeners to events
Parameters:
type <String> The tyep of event to listen for
listener <String> The function to call

removeItem

void removeItem ( location )
Removes the item in storage, if any.
Parameters:
location <String> The name of the "cookie" or store

setItem

Boolean setItem ( data , location )
Saves data to local storage. It returns a String that can be one of three values: "true" if the storage succeeded; "false" if the user has denied storage on their machine or storage space allotted is not sufficient.

The size limit for the passed parameters is ~40Kb.

Parameters:
data <Object> The data to store
location <String> The name of the "cookie" or store
Returns: Boolean
Whether or not the save was successful

setShareData

void setShareData ( Whether )
Public accessor to the unique name of the SWFStore instance.
Parameters:
Whether <Boolean> or not to share among browsers

setSize

String setSize ( value )
This method requests more storage (if the amount is above 100KB or the current setting). The request dialog has to be displayed within the Flash player itself so the SWF it is called from must be visible and at least 215px x 138px (w x h) in size.
Parameters:
value <Number> The size, in KB

setUseCompression

void setUseCompression ( Whether )
Public accessor to the unique name of the SWFStore instance.
Parameters:
Whether <Boolean> or to compress stored data

toString

String toString ( )
Public accessor to the unique name of the SWFStore instance.
Returns: String
Unique name of the SWFStore instance.

Events

clear

clear ( event.type )
Fires when a store is successfully cleared
Parameters:
event.type <String> The event type

error

error ( event.type , event.message )
Fires when an error occurs
Parameters:
event.type <String> The event type
event.message <String> The data

inadequateDimensions

inadequateDimensions ( event.type )
Fires when a settings dialog is not able to be displayed due to the SWF not being large enough to show it. In this case, the developer needs to resize the SWF to width of 215px and height of 138px or above, or display an external settings page.
Parameters:
event.type <String> The event type

openingDialog

openingDialog ( event.type )
Fires as the settings dialog displays
Parameters:
event.type <String> The event type

quotaExceededError

quotaExceededError ( event.type , event.message )
Fires when there is not enough space available to store the data
Parameters:
event.type <String> The event type
event.message <String> The data

save

save ( event.type )
Fires when a store is saved successfully
Parameters:
event.type <String> The event type

securityError

securityError ( event.type , event.message )
Fires when the url matching for the security whitelist is invalid. If no whitelist is used, fires when page's url does not match the embedded swf's url
Parameters:
event.type <String> The event type
event.message <String> The data


Copyright © 2011 Yahoo! Inc. All rights reserved.