set_state : function()

in optaplanner-docs/src/modules/ROOT/images/website/jstree/jstree.js [3491:3576]

• 81 lines of code
• 28 McCabe index (conditional complexity)

		set_state : function (state, callback) {
			if(state) {
				if(state.core && state.core.selected && state.core.initial_selection === undefined) {
					state.core.initial_selection = this._data.core.selected.concat([]).sort().join(',');
				}
				if(state.core) {
					var res, n, t, _this, i;
					if(state.core.loaded) {
						if(!this.settings.core.loaded_state || !$.isArray(state.core.loaded) || !state.core.loaded.length) {
							delete state.core.loaded;
							this.set_state(state, callback);
						}
						else {
							this._load_nodes(state.core.loaded, function (nodes) {
								delete state.core.loaded;
								this.set_state(state, callback);
							});
						}
						return false;
					}
					if(state.core.open) {
						if(!$.isArray(state.core.open) || !state.core.open.length) {
							delete state.core.open;
							this.set_state(state, callback);
						}
						else {
							this._load_nodes(state.core.open, function (nodes) {
								this.open_node(nodes, false, 0);
								delete state.core.open;
								this.set_state(state, callback);
							});
						}
						return false;
					}
					if(state.core.scroll) {
						if(state.core.scroll && state.core.scroll.left !== undefined) {
							this.element.scrollLeft(state.core.scroll.left);
						}
						if(state.core.scroll && state.core.scroll.top !== undefined) {
							this.element.scrollTop(state.core.scroll.top);
						}
						delete state.core.scroll;
						this.set_state(state, callback);
						return false;
					}
					if(state.core.selected) {
						_this = this;
						if (state.core.initial_selection === undefined ||
							state.core.initial_selection === this._data.core.selected.concat([]).sort().join(',')
						) {
							this.deselect_all();
							$.each(state.core.selected, function (i, v) {
								_this.select_node(v, false, true);
							});
						}
						delete state.core.initial_selection;
						delete state.core.selected;
						this.set_state(state, callback);
						return false;
					}
					for(i in state) {
						if(state.hasOwnProperty(i) && i !== "core" && $.inArray(i, this.settings.plugins) === -1) {
							delete state[i];
						}
					}
					if($.isEmptyObject(state.core)) {
						delete state.core;
						this.set_state(state, callback);
						return false;
					}
				}
				if($.isEmptyObject(state)) {
					state = null;
					if(callback) { callback.call(this); }
					/**
					 * triggered when a `set_state` call completes
					 * @event
					 * @name set_state.jstree
					 */
					this.trigger('set_state');
					return false;
				}
				return true;
			}
			return false;
		},