jQuery plugin basic sample

jquery.sampleplugin.js

/*
* jQuery plugin basic sample
*
* Usage exemple:
*
*     $('.something').sampleplugin();
*     $('.something').sampleplugin('destroy');
*
*/
(function ( $ ) {

/*
* Plugin extensions calling logic
*/
$.fn.sampleplugin = function(method) {
    // Specific public method called
    if ( extensions[method] ) {
        return extensions[method].apply( this, Array.prototype.slice.call( arguments, 1 ));
    // Default public method to init the plugin
    } else if ( typeof method === 'object' || ! method ) {
        return extensions.init.apply( this, arguments );
    // Unknow called method
    } else {
        $.error( 'Method ' +  method + ' does not exist on jQuery.sampleplugin' );
    }
};


// Default public plugin settings
var default_settings = {};


/*
 * Plugin event methods
 */
var events = {
    /*
     * Sample event
     */
    myevent: function(event) {
        event.preventDefault();
        var $container = $(this);
    }
};


/*
* Plugin extension methods
*/
var extensions = {
    /*
    * Initialize plugin, default public method, must be called first
    */
    init : function(options) {
        var settings = $.extend(default_settings, options);
        return this.each(function() {
            var $container = $(this);

            // Bind sample event
            $container.on("click.sampleplugin.myevent", events.myevent);
        });
    },

    /*
    * Destroy instance from container and all its attached stuff
    */
    destroy : function() {
        return this.each(function() {
            var $container = $(this);

            // 3. Disable every event from container
            $container.off(".sampleplugin");
        });
    }
};

}( jQuery ));