knockout.js Components introduction Progress bar (Boostrap)
Example
Component definition
ko.components.register('progress-bar', {
viewModel: function(params) {
var that = this;
// progress is a numeric value between 0 and 100
that.progress = params.progress;
that.progressPercentual = ko.computed(function(){
return '' + ko.utils.unwrapObservable(that.progress) + '%';
})
},
template:
'<div class="progress"> <div data-bind="attr:{\'aria-valuenow\':progress}, style:{width:progressPercentual}, text:progressPercentual" class="progress-bar" role="progressbar" aria-valuenow="0" aria-valuemin="0" aria-valuemax="100" style="min-width: 2em;"></div> </div>'
});
Html usage
<progress-bar params="progress:5"></progress-bar>
