im-backed/im-uniapp/components/nav-bar/nav-bar.vue

<template>
	<view class="im-nav-bar">
		<!-- #ifdef APP-PLUS -->
		<view style="height: var(--status-bar-height)"></view>
		<!-- #endif -->
		<view class="im-nav-bar-content">
			<!-- #ifndef MP-WEIXIN -->
			<view class="back" @click="handleBackClick" v-if="back">
				<uni-icons type="back" :size="iconFontSize"></uni-icons>
			</view>
			<!-- #endif -->
			<view class="title" v-if="title">
				<slot></slot>
			</view>
			<view class="btn">
				<uni-icons class="btn-item" v-if="search" type="search" :size="iconFontSize"
					@click="$emit('search')"></uni-icons>
				<uni-icons class="btn-item" v-if="add" type="plusempty" :size="iconFontSize"
					@click="$emit('add')"></uni-icons>
				<uni-icons class="btn-item" v-if="more" type="more-filled" :size="iconFontSize"
					@click="$emit('more')"></uni-icons>
			</view>
		</view>
	</view>
</template>

<script>
export default {
	name: "nav-bar",
	props: {
		back: {
			type: Boolean,
			default: false
		},
		title: {
			type: Boolean,
			default: true
		},
		search: {
			type: Boolean,
			default: false
		},
		add: {
			type: Boolean,
			default: false
		},
		more: {
			type: Boolean,
			default: false
		},
		iconFontSize: {
			type: Number,
			default: 24
		}
	},
	data() {
		return {}
	},
	computed: {
		height() {

		}
	},
	methods: {
		handleBackClick() {
			uni.navigateBack({
				delta: 1
			})
		}
	}
}
</script>

<style scoped lang="scss">
.im-nav-bar {
	background: $im-bg-linear;
	position: fixed;
	top: 0;
	width: 100%;
	color: $im-text-color;
	border-bottom: 1px solid $im-border-light;
	font-size: $im-font-size-large;
	z-index: 99;

	.im-nav-bar-content {
		display: flex;
		align-items: center;
		justify-content: center;
		box-sizing: border-box;
		height: $im-nav-bar-height;

		.title {}

		.back {
			position: absolute;
			left: 0;
			height: 100%;
			display: flex;
			align-items: center;
			padding: 12px;
			font-size: 22px;
			box-sizing: border-box;
		}

		.btn {
			position: absolute;
			right: 0;
			height: 100%;
			display: flex;
			padding: 12px;
			align-items: center;
			box-sizing: border-box;

			.btn-item {
				margin-left: 8px;
			}
		}
	}

}
</style>