front-end/mobile-code/src/components/plugin/dropdown-list.vue

<template>
	<view class="tui-selected-class tui-dropdown-list" :style="{width: width+'rpx', height:selectHeight?selectHeight+'rpx':'auto'}">
		<slot name="selectionbox"></slot>
		<view class="tui-dropdown-view" :class="[show?'tui-dropdownlist-show':'']" :style="{background:bgcolor,height:show?height+'rpx':0,top:top+'rpx'}">
			<slot name="dropdownbox"></slot>
		</view>
	</view>
</template>

<script>
export default {
	name: 'tuiDropdownList',
	props: {
		// 控制显示
		show: {
			type: Boolean,
			default: false
		},
		// 背景颜色
		bgcolor: {
			type: String,
			default: 'none'
		},
		// top  rpx
		top: {
			type: Number,
			default: 0
		},
		// 下拉框宽度
		width: {
			type: Number,
			default: 200
		},
		// 下拉框高度 rpx
		height: {
			type: Number,
			default: 0
		},
		// 选择框高度 单位rpx
		selectHeight: {
			type: Number,
			default: 0
		}
	},
	methods: {
	}
}
</script>

<style lang="scss" scoped>
	.tui-dropdown-list {
		position: relative;
	}

	.tui-dropdown-view {
		width: 100%;
		overflow: hidden;
		position: absolute;
		z-index: 9999;
		left: 0;
		/* opacity: 0; */
		visibility: hidden;
		transition: all 0.2s ease-in-out;

	}

	.tui-dropdownlist-show {
		/* opacity: 1; */
		visibility: visible;
	}
</style>