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Move scroll-buttons into a Vue component
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114 changes: 114 additions & 0 deletions
114
themes-default/slim/views/vue-components/scroll-buttons.mako
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,114 @@ | ||
| <script type="text/x-template" id="scroll-buttons-template"> | ||
| <div id="scroll-buttons-wrapper"> | ||
| <div class="scroll-wrapper top" :class="{ show: showToTop }" @click.prevent="scrollTop"> | ||
| <span class="scroll-top-inner"> | ||
| <i class="glyphicon glyphicon-circle-arrow-up"></i> | ||
| </span> | ||
| </div> | ||
|
|
||
| <div class="scroll-wrapper left" :class="{ show: showLeftRight }"> | ||
| <span class="scroll-left-inner"> | ||
| <i @click.prevent="scrollLeft" class="glyphicon glyphicon-circle-arrow-left"></i> | ||
| </span> | ||
| </div> | ||
|
|
||
| <div class="scroll-wrapper right" :class="{ show: showLeftRight }"> | ||
| <span class="scroll-right-inner"> | ||
| <i @click.prevent="scrollRight" class="glyphicon glyphicon-circle-arrow-right"></i> | ||
| </span> | ||
| </div> | ||
| </div> | ||
| </script> | ||
| <script> | ||
| Vue.component('scroll-buttons', { | ||
| template: '#scroll-buttons-template', | ||
| data() { | ||
| return { | ||
| showToTop: false, | ||
| showLeftRight: false | ||
| }; | ||
| }, | ||
| methods: { | ||
| scrollTop() { | ||
| const { scrollTo } = this; | ||
| scrollTo($('body')); | ||
| }, | ||
| scrollLeft() { | ||
| $('div.horizontal-scroll').animate({ | ||
| scrollLeft: '-=153' | ||
| }, 1000, 'easeOutQuad'); | ||
| }, | ||
| scrollRight() { | ||
| $('div.horizontal-scroll').animate({ | ||
| scrollLeft: '+=153' | ||
| }, 1000, 'easeOutQuad'); | ||
| }, | ||
| /** | ||
| * Make an attempt to detect if there are currently scroll bars visible for divs with the horizontal-scroll class. | ||
| * | ||
| * If scroll bars are visible the fixed left and right buttons become visible on that page. | ||
| */ | ||
| initHorizontalScroll() { | ||
| const scrollDiv = $('div.horizontal-scroll').get(); | ||
| if (scrollDiv.length === 0) { | ||
| return; | ||
| } | ||
| const scrollbarVisible = scrollDiv.map(el => { | ||
| return (el.scrollWidth > el.clientWidth); | ||
| }).indexOf(true); | ||
| if (scrollbarVisible >= 0) { | ||
| this.showLeftRight = true; | ||
| } else { | ||
| this.showLeftRight = false; | ||
| } | ||
| }, | ||
| scrollTo(dest) { | ||
| $('html, body').animate({ scrollTop: $(dest).offset().top }, 500, 'linear'); | ||
| } | ||
| }, | ||
| mounted() { | ||
| const { initHorizontalScroll } = this; | ||
| initHorizontalScroll(); | ||
| $(window).on('resize', () => { | ||
| initHorizontalScroll(); | ||
| }); | ||
| $(document).on('scroll', () => { | ||
| if ($(window).scrollTop() > 100) { | ||
| this.showToTop = true; | ||
| } else { | ||
| this.showToTop = false; | ||
| } | ||
| }); | ||
| } | ||
| }); | ||
| </script> | ||
| <style> | ||
| .scroll-wrapper { | ||
| position: fixed; | ||
| opacity: 0; | ||
| visibility: hidden; | ||
| overflow: hidden; | ||
| text-align: center; | ||
| font-size: 20px; | ||
| z-index: 999; | ||
| background-color: #777; | ||
| color: #eee; | ||
| width: 50px; | ||
| height: 48px; | ||
| line-height: 48px; | ||
| right: 30px; | ||
| bottom: 30px; | ||
| padding-top: 2px; | ||
| border-radius: 10px; | ||
| -webkit-transition: all 0.5s ease-in-out; | ||
| -moz-transition: all 0.5s ease-in-out; | ||
| -ms-transition: all 0.5s ease-in-out; | ||
| -o-transition: all 0.5s ease-in-out; | ||
| transition: all 0.5s ease-in-out; | ||
| } | ||
| </style> |
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