Subversion-Projekte lars-tiefland.cienc

/*global jQuery */
// wrap in IIFE and pass jQuery as $
(function ($, undefined) {
        "use strict";

        // some private plugin stuff if needed
        var private_var = null;

        // extending the defaults
        $.jstree.defaults.sample = {
                sample_option : 'sample_val'
        };

        // the actual plugin code
        $.jstree.plugins.sample = function (options, parent) {
                // own function
                this.sample_function = function (arg) {
                        // you can chain this method if needed and available
                        if(parent.sample_function) { parent.sample_function.call(this, arg); }
                };

                // *SPECIAL* FUNCTIONS
                this.init = function (el, options) {
                        // do not forget parent
                        parent.init.call(this, el, options);
                };
                // bind events if needed
                this.bind = function () {
                        // call parent function first
                        parent.bind.call(this);
                        // do(stuff);
                };
                // unbind events if needed (all in jquery namespace are taken care of by the core)
                this.unbind = function () {
                        // do(stuff);
                        // call parent function last
                        parent.unbind.call(this);
                };
                this.teardown = function () {
                        // do not forget parent
                        parent.teardown.call(this);
                };
                // state management - get and restore
                this.get_state = function () {
                        // always get state from parent first
                        var state = parent.get_state.call(this);
                        // add own stuff to state
                        state.sample = { 'var' : 'val' };
                        return state;
                };
                this.set_state = function (state, callback) {
                        // only process your part if parent returns true
                        // there will be multiple times with false
                        if(parent.set_state.call(this, state, callback)) {
                                // check the key you set above
                                if(state.sample) {
                                        // do(stuff); // like calling this.sample_function(state.sample.var);
                                        // remove your part of the state, call again and RETURN FALSE, the next cycle will be TRUE
                                        delete state.sample;
                                        this.set_state(state, callback);
                                        return false;
                                }
                                // return true if your state is gone (cleared in the previous step)
                                return true;
                        }
                        // parent was false - return false too
                        return false;
                };
                // node transportation
                this.get_json = function (obj, options, flat) {
                        // get the node from the parent
                        var tmp = parent.get_json.call(this, obj, options, flat), i, j;
                        if($.isArray(tmp)) {
                                for(i = 0, j = tmp.length; i < j; i++) {
                                        tmp[i].sample = 'value';
                                }
                        }
                        else {
                                tmp.sample = 'value';
                        }
                        // return the original / modified node
                        return tmp;
                };
        };

        // attach to document ready if needed
        $(function () {
                // do(stuff);
        });

        // you can include the sample plugin in all instances by default
        $.jstree.defaults.plugins.push("sample");
})(jQuery);