ferngully-aurelia-tools/dist/native-modules/services/dom-service.js

Ferngully Tools for Aurelia

var DOMService = (function () {
    function DOMService() {
    }
    DOMService.prototype.nextInDOM = function (_selector, _subject, reverse, container) {
        var next = reverse ? this.getPrev(_subject) : this.getNext(_subject);
        while ((next != null) && (next.length !== 0)) {
            var found = this.searchFor(_selector, next, reverse);
            if (found) {
                return found;
            }
            next = reverse ? this.getPrev(next) : this.getNext(next);
            if ((next == null) && (container != null)) {
                next = reverse ? $(container).children().last() : $(container).children().first();
                container = null;
            }
        }
        return null;
    };
    DOMService.prototype.getNext = function (_subject) {
        if ((!_subject) || (_subject.length === 0)) {
            return null;
        }
        if (_subject.next().length > 0)
            return _subject.next();
        return this.getNext(_subject.parent());
    };
    DOMService.prototype.getPrev = function (_subject) {
        if ((!_subject) || (_subject.length === 0)) {
            return null;
        }
        if (_subject.prev().length > 0)
            return _subject.prev();
        return this.getPrev(_subject.parent());
    };
    DOMService.prototype.searchFor = function (_selector, _subject, reverse) {
        var _this = this;
        if (_subject.is(_selector))
            return _subject;
        else {
            var found_1 = null;
            var _children = _subject.children().get();
            if (reverse) {
                _children = _children.reverse();
            }
            $(_children).each(function (i, child) {
                found_1 = _this.searchFor(_selector, $(child), reverse);
                if (found_1)
                    return false;
                else
                    return;
            });
            return found_1;
        }
    };
    return DOMService;
}());
export { DOMService };
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