递归自定义绑定
另一种解决方案,在阅读模板速度较慢后,我正在考虑使用递归绑定。
<ul data-bind="nestMe: name"></ul>
ko.bindingHandlers.nestMe = {
init: function(element, valueAccessor, allBindings, viewModel, bindingContext) {
},
update: function(element, valueAccessor, allBindings, viewModel, bindingContext) {
var observable = valueAccessor() || { };
var unwrapped = ko.unwrap(observable);
ko.utils.setHtml(element, '<li>'+unwrapped+'<ul data-bind="foreach: children"><li data-bind="nestMe: name" /></ul></li>');
}
};
var rootModel = function(name, children) {
this.name = ko.observable(name);
this.children = ko.observableArray(children);
};
var basemodel = new rootModel('test');
basemodel.children.push(new rootModel('aaa',[new rootModel('111'),new rootModel('222')]));
basemodel.children.push(new rootModel('bbb'));
basemodel.children.push(new rootModel('ccc',[new rootModel('333'),new rootModel('444')]));
ko.applyBindings(basemodel);
在递归之前有机会使用数据应该会派上用场。
JSFiddle