siesta-lite/lib/Ariadne/ExtJSComponentQueryFinder/TreeWalker.js

Stress-free JavaScript unit testing and functional testing tool, works in NodeJS and browsers

/*

Siesta 5.6.1
Copyright(c) 2009-2022 Bryntum AB
https://bryntum.com/contact
https://bryntum.com/products/siesta/license

*/
Role('Ariadne.ExtJSComponentQueryFinder.TreeWalker', {

    methods         : {

        getParent   : function (cmp) {
            return cmp.getRefOwner && cmp.getRefOwner() || cmp.ownerCt || this.Ext.ComponentQuery
        },


        contains : function (parentCmp, childCmp) {
            // if (parentCmp == this.Ext.ComponentQuery) return true
            // if (childCmp == this.Ext.ComponentQuery) return false
            //
            // // "comp.contains()" may throw exception
            // // https://www.sencha.com/forum/showthread.php?331619-6-2-CQ-crash&p=1164685#post1164685
            // try {
            //     return parentCmp == childCmp || parentCmp.contains && parentCmp.contains(childCmp, true) || false
            // } catch (e) {
            //     return false
            // }

            // the new, more robust to various glitches implementation of "contains"
            var CQ          = this.Ext.ComponentQuery

            if (parentCmp == CQ) return true
            if (childCmp == CQ) return false

            while (childCmp && childCmp != CQ) {
                if (childCmp == parentCmp) return true

                childCmp    = this.getParent(childCmp)
            }

            return false
        }
    }
});