misskey/src/client/components/popup.vue

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Vue
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<template>
<div class="mk-popup">
<transition name="bg-fade" appear>
<div class="bg" ref="bg" @click="close()" v-if="show"></div>
</transition>
<transition name="popup" appear @after-leave="() => { $emit('closed'); destroyDom(); }">
<div class="content" :class="{ fixed }" ref="content" v-if="show" :style="{ width: width ? width + 'px' : 'auto' }"><slot></slot></div>
</transition>
</div>
</template>
<script lang="ts">
import Vue from 'vue';
export default Vue.extend({
props: {
source: {
required: true
},
noCenter: {
type: Boolean,
required: false
},
fixed: {
type: Boolean,
required: false
},
width: {
type: Number,
required: false
}
},
data() {
return {
show: true,
};
},
mounted() {
this.$nextTick(() => {
const popover = this.$refs.content as any;
const rect = this.source.getBoundingClientRect();
const width = popover.offsetWidth;
const height = popover.offsetHeight;
let left;
let top;
if (this.$root.isMobile && !this.noCenter) {
const x = rect.left + (this.fixed ? 0 : window.pageXOffset) + (this.source.offsetWidth / 2);
const y = rect.top + (this.fixed ? 0 : window.pageYOffset) + (this.source.offsetHeight / 2);
left = (x - (width / 2));
top = (y - (height / 2));
popover.style.transformOrigin = 'center';
} else {
const x = rect.left + (this.fixed ? 0 : window.pageXOffset) + (this.source.offsetWidth / 2);
const y = rect.top + (this.fixed ? 0 : window.pageYOffset) + this.source.offsetHeight;
left = (x - (width / 2));
top = y;
}
if (this.fixed) {
if (left + width > window.innerWidth) {
left = window.innerWidth - width;
popover.style.transformOrigin = 'center';
}
if (top + height > window.innerHeight) {
top = window.innerHeight - height;
popover.style.transformOrigin = 'center';
}
} else {
if (left + width - window.pageXOffset > window.innerWidth) {
left = window.innerWidth - width + window.pageXOffset;
popover.style.transformOrigin = 'center';
}
if (top + height - window.pageYOffset > window.innerHeight) {
top = window.innerHeight - height + window.pageYOffset;
popover.style.transformOrigin = 'center';
}
}
if (top < 0) {
top = 0;
}
if (left < 0) {
left = 0;
}
popover.style.left = left + 'px';
popover.style.top = top + 'px';
});
},
methods: {
close() {
this.show = false;
(this.$refs.bg as any).style.pointerEvents = 'none';
(this.$refs.content as any).style.pointerEvents = 'none';
}
}
});
</script>
<style lang="scss" scoped>
.popup-enter-active, .popup-leave-active {
transition: opacity 0.3s, transform 0.3s !important;
}
.popup-enter, .popup-leave-to {
opacity: 0;
transform: scale(0.9);
}
.bg-fade-enter-active, .bg-fade-leave-active {
transition: opacity 0.3s !important;
}
.bg-fade-enter, .bg-fade-leave-to {
opacity: 0;
}
.mk-popup {
> .bg {
position: fixed;
top: 0;
left: 0;
z-index: 10000;
width: 100%;
height: 100%;
background: var(--modalBg)
}
> .content {
position: absolute;
z-index: 10001;
background: var(--panel);
border-radius: 4px;
box-shadow: 0 3px 12px rgba(27, 31, 35, 0.15);
overflow: hidden;
transform-origin: center top;
&.fixed {
position: fixed;
}
}
}
</style>