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<template>
<div class="app-container">
<app-header ref="focusTarget" class="app-header" @refresh="refresh" />
<app-navigation class="app-navigation" />
<page-container class="app-content">
<router-view ref="routerView" :key="routerKey" />
<!-- Scroll to top button -->
<button-back-to-top />
</page-container>
</div>
</template>
<script>
import AppHeader from '@/components/AppHeader';
import AppNavigation from '@/components/AppNavigation';
import PageContainer from '@/components/Global/PageContainer';
import ButtonBackToTop from '@/components/Global/ButtonBackToTop';
export default {
name: 'App',
components: {
AppHeader,
AppNavigation,
PageContainer,
ButtonBackToTop,
},
data() {
return {
routerKey: 0,
};
},
watch: {
$route: function () {
// $nextTick = DOM updated
this.$nextTick(function () {
// Get the focusTarget DOM element
let focusTarget = this.$refs.focusTarget.$el;
// Make focustarget programmatically focussable
focusTarget.setAttribute('tabindex', '-1');
// Focus element
focusTarget.focus();
// Remove tabindex from focustarget
// Reason: https://axesslab.com/skip-links/#update-3-a-comment-from-gov-uk
focusTarget.removeAttribute('tabindex');
});
},
},
methods: {
refresh() {
// Changing the component :key value will trigger
// a component re-rendering and 'refresh' the view
this.routerKey += 1;
},
},
};
</script>
<style lang="scss" scoped>
.app-container {
display: grid;
grid-template-columns: 100%;
grid-template-rows: auto;
grid-template-areas:
'header'
'content';
@include media-breakpoint-up($responsive-layout-bp) {
grid-template-columns: $navigation-width 1fr;
grid-template-areas:
'header header'
'navigation content';
}
}
.app-header {
grid-area: header;
position: sticky;
top: 0;
z-index: $zindex-fixed + 1;
}
.app-navigation {
grid-area: navigation;
}
.app-content {
grid-area: content;
background-color: $white;
}
</style>
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