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January 28, 2017 17:40
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Vue 2.x directive - automatic focus when element gets visible (works well with v-show)
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| Vue.directive('focus', { | |
| update: function (el) { | |
| if (!el.offsetParent) { // element not visible | |
| el.dataset.focused=false; | |
| } else if (el.dataset.focused!=="true") { // focus hasn't been forced yet | |
| el.dataset.focused=true; | |
| el.focus(); | |
| } | |
| } | |
| }) |
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