# Source: notifyStack.js

    (function($, rf) {

        rf.ui = rf.ui || {};

        var defaultOptions = {
            position: "tr",
            direction: "vertical",
            method: "last",
            notifications: [],
            addNotification: function(pnotify) {
                this.notifications.push(pnotify);
            }
        };

        rf.ui.NotifyStack = rf.BaseComponent.extendClass({

            name : "NotifyStack",

            /**
             * Backing object for rich:notifyStack
             *
             * @extends RichFaces.BaseComponent
             * @memberOf! RichFaces.ui
             * @constructs RichFaces.ui.NotifyStack
             *
             * @param componentId
             * @param options
             */
            init : function(componentId, options) {
                $super.constructor.call(this, componentId);
                this.attachToDom(this.id);
                this.__initializeStack(options);
            },

            __initializeStack : function(options) {
                var stack = $.extend({}, $.pnotify.defaults.pnotify_stack, defaultOptions, options);

                var isVertical = (stack.direction == 'vertical');
                var isFirst = (stack.method == 'first');

                stack.push = isFirst ? 'top' : 'bottom';

                switch (stack.position) {
                    case "tl": // topLeft
                        stack.dir1 = isVertical ? 'down' : 'right';
                        stack.dir2 = isVertical ? 'right' : 'down';
                        break;
                    case "tr": // topRight
                        stack.dir1 = isVertical ? 'down' : 'left';
                        stack.dir2 = isVertical ? 'left' : 'down';
                        break;
                    case "bl": // bottomLeft
                        stack.dir1 = isVertical ? 'up' : 'right';
                        stack.dir2 = isVertical ? 'right' : 'up';
                        break;
                    case "br": // bottomRight
                        stack.dir1 = isVertical ? 'up' : 'left';
                        stack.dir2 = isVertical ? 'left' : 'up';
                        break;
                    default:
                        throw "wrong stack position: " + stack.position;
                }

                this.stack = stack;
            },

            getStack : function() {
                return this.stack;
            },

            removeNotifications: function() {
                var pnotify;
                while (pnotify = this.stack.notifications.pop()) {
                    pnotify.pnotify_remove();
                }
            },

            destroy : function() {
                this.removeNotifications();
                this.stack = null;
                $super.destroy.call(this);
            }
        });

        var $super = rf.ui.NotifyStack.$super;

    })(RichFaces.jQuery, RichFaces);