vue-ladda
Version:
A vue component wrapper of Ladda button.
83 lines (72 loc) • 1.87 kB
HTML
<html lang="en">
<head>
<meta charset="UTF-8">
<title>vue-ladda example</title>
<script src="https://unpkg.com/vue@2.3.2/dist/vue.min.js"></script>
<script src="./vue-ladda.js"></script>
<style>
button { outline: none; }
</style>
</head>
<body>
<div id="app">
<vue-ladda v-for="(button, index) in buttons"
:key="index"
:loading="button.loading"
:data-style="button.dataStyle"
:progress="button.progress"
@click="submit(button)">
</vue-ladda>
</div>
<script>
var app = new Vue({
el: '#app',
data: function() {
return {
buttons: [
{
loading: false,
'dataStyle': 'expand-left',
progress: 0,
},
{
loading: false,
'dataStyle': 'expand-up',
progress: 0
},
{
loading: false,
'dataStyle': 'contract-overlay',
progress: 0
}
]
}
},
methods: {
submit: function(button) {
const duration = 2000;
button.loading = true;
updateButtonProgress(duration, button);
setTimeout(function() {
button.loading = false;
}, duration);
}
}
});
function updateButtonProgress(duration, button) {
var start = null;
function update(timestamp) {
var delta, progress;
if (!start) start = timestamp;
delta = timestamp - start;
progress = delta / duration;
if (progress >= 1 || progress < 0) return;
button.progress = progress;
window.requestAnimationFrame(update);
}
window.requestAnimationFrame(update);
}
</script>
</body>
</html>