Class Ext.state.Provider

Package:	Ext.state
Defined In:	Provider.js
Class:	Provider
Subclasses:	CookieProvider
Extends:	Object

Abstract base class for state provider implementations. This class provides methods for encoding and decoding typed variables including dates and defines the Provider interface.

Public Properties

Property		Defined By
	var : Object a -> Array n -> Number d -> Date b -> Boolean s -> String o -> Object -> Empty (null)	Provider

Public Methods

Method		Defined By
	clear( String name ) : void Clears a value from the state Clears a value from the state Parameters: `name` : String The key name Returns: void	Provider
	decodeValue( String value ) : Mixed Decodes a string previously encoded with encodeValue. Decodes a string previously encoded with encodeValue. Parameters: `value` : String The value to decode Returns: `Mixed` The decoded value	Provider
	encodeValue( Mixed value ) : String Encodes a value including type information. Decode with decodeValue. Encodes a value including type information. Decode with decodeValue. Parameters: `value` : Mixed The value to encode Returns: `String` The encoded value	Provider
	get( String name, Mixed defaultValue ) : Mixed Returns the current value for a key Returns the current value for a key Parameters: `name` : String The key name `defaultValue` : Mixed A default value to return if the key's value is not found Returns: `Mixed` The state data	Provider
	set( String name, Mixed value ) : void Sets the value for a key Sets the value for a key Parameters: `name` : String The key name `value` : Mixed The value to set Returns: void	Provider

Public Events

Event		Defined By
	statechange : ( Provider this, String key, String value ) Fires when a state change occurs. Fires when a state change occurs. Listeners will be called with the following arguments: `this` : Provider This state provider `key` : String The state key which was changed `value` : String The encoded value for the state	Provider