source: Dev/branches/rest-dojo-ui/client/rft/ui/_Page.js @ 378

define(['dojo/_base/declare','dojo/_base/lang','dojo/parser','dojo/query',
    'dojo/dom-attr','dijit','dijit/_WidgetBase'],
    function(declare,lang,parser,query,attr,dijit,_WidgetBase){
        return declare('rft.ui._Page',[_WidgetBase],{
            startup: function() {
                this.inherited(arguments);
                this._attachPointsAndEvents();
                this.onVisit();
            },
            _attachPointsAndEvents: function() {
                query('*[data-rft-attach-point]'/*, this.domNode*/).forEach(lang.hitch(this,function(node){
                    var point = attr.get(node,'data-rft-attach-point');
                    var widget = dijit.byId(attr.get(node,'id'));
                    this[point] = widget || node;
                }));
                query('*[data-rft-attach-event]'/*, this.domNode*/).forEach(lang.hitch(this,function(node){
                    var event = attr.get(node,'data-rft-attach-event').split(':');
                    var eventName = event[0];
                    var eventHandler = event[1];
                    var widget = dijit.byId(attr.get(node,'id'));
                    if ( widget ) {
                        this.connect(widget,eventName,lang.hitch(this,eventHandler));
                    } else {
                        this.connect(node,eventName,lang.hitch(this,eventHandler));
                    }
                }));
                query('> script[type^="rft/method"]',this.domNode)
                .orphan().forEach(lang.hitch(this,function(s){
                    var methodName = s.getAttribute("data-rft-method");
                    var func = parser._functionFromScript(s);
                    this[methodName] = func;
                }));
            },
            /** Event fired after startup of all widgets is complete */
            onVisit: function(){},
            /** Event fired before leaving the page. Return false to prevent */
            onLeave: function(){
                dijit.findWidgets(this.domNode).forEach(function(w){
                    w.destroyRecursive(false);
                });
                return true;
            }
        });
});