X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/ee06f37b0f6f6d94cd05a6ffae556660f7c4a2bc..c930e9176a5a85509c5b0230e2bff5c22a591432:/src/state/StateManager.js diff --git a/src/state/StateManager.js b/src/state/StateManager.js new file mode 100644 index 00000000..c88cf8f0 --- /dev/null +++ b/src/state/StateManager.js @@ -0,0 +1,69 @@ +/*! + * Ext JS Library 3.0.0 + * Copyright(c) 2006-2009 Ext JS, LLC + * licensing@extjs.com + * http://www.extjs.com/license + */ +/** + * @class Ext.state.Manager + * This is the global state manager. By default all components that are "state aware" check this class + * for state information if you don't pass them a custom state provider. In order for this class + * to be useful, it must be initialized with a provider when your application initializes. Example usage: +

+// in your initialization function
+init : function(){
+   Ext.state.Manager.setProvider(new Ext.state.CookieProvider());
+   var win = new Window(...);
+   win.restoreState();
+}
+ 
+ * @singleton + */ +Ext.state.Manager = function(){ + var provider = new Ext.state.Provider(); + + return { + /** + * Configures the default state provider for your application + * @param {Provider} stateProvider The state provider to set + */ + setProvider : function(stateProvider){ + provider = stateProvider; + }, + + /** + * Returns the current value for a key + * @param {String} name The key name + * @param {Mixed} defaultValue The default value to return if the key lookup does not match + * @return {Mixed} The state data + */ + get : function(key, defaultValue){ + return provider.get(key, defaultValue); + }, + + /** + * Sets the value for a key + * @param {String} name The key name + * @param {Mixed} value The state data + */ + set : function(key, value){ + provider.set(key, value); + }, + + /** + * Clears a value from the state + * @param {String} name The key name + */ + clear : function(key){ + provider.clear(key); + }, + + /** + * Gets the currently configured state provider + * @return {Provider} The state provider + */ + getProvider : function(){ + return provider; + } + }; +}(); \ No newline at end of file