Support lightbox gallery navigation via arrow buttons and keyboard
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parent
4bea3c525f
commit
750c308909
2 changed files with 114 additions and 11 deletions
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@ -11,27 +11,62 @@ const MediaModal = {
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showing () {
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return this.$store.state.mediaViewer.activated
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},
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media () {
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return this.$store.state.mediaViewer.media
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},
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currentIndex () {
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return this.$store.state.mediaViewer.currentIndex
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},
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currentMedia () {
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return this.$store.state.mediaViewer.media[this.currentIndex]
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return this.media[this.currentIndex]
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},
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canNavigate () {
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return this.media.length > 1
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},
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type () {
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return this.currentMedia ? fileTypeService.fileType(this.currentMedia.mimetype) : null
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}
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},
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created () {
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document.addEventListener('keyup', e => {
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if (e.keyCode === 27 && this.showing) { // escape
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this.hide()
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}
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})
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},
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methods: {
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hide () {
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this.$store.dispatch('closeMediaViewer')
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},
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goPrev () {
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if (this.canNavigate) {
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const prevIndex = this.currentIndex === 0 ? this.media.length - 1 : (this.currentIndex - 1)
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this.$store.dispatch('setCurrent', this.media[prevIndex])
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}
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},
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goNext () {
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if (this.canNavigate) {
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const nextIndex = this.currentIndex === this.media.length - 1 ? 0 : (this.currentIndex + 1)
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this.$store.dispatch('setCurrent', this.media[nextIndex])
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}
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},
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handleKeyupEvent (e) {
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if (this.showing && e.keyCode === 27) { // escape
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this.hide()
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}
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},
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handleKeydownEvent (e) {
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if (!this.showing) {
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return
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}
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if (e.keyCode === 39) { // arrow right
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this.goNext()
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} else if (e.keyCode === 37) { // arrow left
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this.goPrev()
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}
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}
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},
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mounted () {
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document.addEventListener('keyup', this.handleKeyupEvent)
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document.addEventListener('keydown', this.handleKeydownEvent)
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},
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destroyed () {
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document.removeEventListener('keyup', this.handleKeyupEvent)
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document.removeEventListener('keydown', this.handleKeydownEvent)
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}
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}
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@ -8,6 +8,8 @@
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:controls="true"
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@click.stop.native="">
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</VideoAttachment>
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<button title="Previous" class="modal-view-button-arrow modal-view-button-arrow--prev" v-if="canNavigate" @click.stop.prevent="goPrev"></button>
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<button title="Next" class="modal-view-button-arrow modal-view-button-arrow--next" v-if="canNavigate" @click.stop.prevent="goNext"></button>
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</div>
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</template>
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@ -19,15 +21,81 @@
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.modal-view {
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z-index: 1000;
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position: fixed;
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width: 100vw;
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height: 100vh;
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top: 0;
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left: 0;
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right: 0;
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bottom: 0;
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display: flex;
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justify-content: center;
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align-items: center;
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background-color: rgba(0, 0, 0, 0.5);
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cursor: pointer;
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&-button-arrow {
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position: absolute;
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display: block;
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top: 50%;
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margin-top: -50px;
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width: 70px;
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height: 100px;
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border: 0;
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padding: 0;
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opacity: 0;
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box-shadow: none;
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background: none;
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appearance: none;
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overflow: visible;
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cursor: pointer;
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transition: opacity 333ms cubic-bezier(.4,0,.22,1);
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&:before {
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position: absolute;
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top: 35px;
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height: 30px;
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width: 32px;
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font-family: "fontello";
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font-size: 14px;
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line-height: 30px;
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color: #FFF;
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text-align: center;
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background-color: rgba(0,0,0,.3);
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}
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&:hover,
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&:focus {
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outline: none;
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box-shadow: none;
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}
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&#{&}#{&} {
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&:hover {
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opacity: 1;
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}
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}
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&--prev {
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left: 0;
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&:before {
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left: 6px;
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content: '\e80e';
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}
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}
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&--next {
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right: 0;
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&:before {
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right: 6px;
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content: '\e80d';
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}
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}
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}
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&:hover {
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.modal-view-button-arrow {
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opacity: .75;
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}
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}
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}
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.modal-image {
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