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							186 lines
						
					
					
						
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							186 lines
						
					
					
						
							5.0 KiB
						
					
					
				
								<template>
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									<view class="u-navbar">
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										<view
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											class="u-navbar__placeholder"
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											v-if="fixed && placeholder"
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											:style="{
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												height: $u.addUnit($u.getPx(height) + $u.sys().statusBarHeight,'px'),
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											}"
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										></view>
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										<view :class="[fixed && 'u-navbar--fixed']">
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											<u-status-bar
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												v-if="safeAreaInsetTop"
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												:bgColor="bgColor"
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											></u-status-bar>
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											<view
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												class="u-navbar__content"
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												:class="[border && 'u-border-bottom']"
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												:style="{
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													height: $u.addUnit(height),
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													backgroundColor: bgColor,
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												}"
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											>
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												<view
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													class="u-navbar__content__left"
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													hover-class="u-navbar__content__left--hover"
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													hover-start-time="150"
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													@tap="leftClick"
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												>
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													<slot name="left">
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														<u-icon
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															v-if="leftIcon"
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															:name="leftIcon"
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															:size="leftIconSize"
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															:color="leftIconColor"
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														></u-icon>
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														<text
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															v-if="leftText"
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															:style="{
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																color: leftIconColor
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															}"
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															class="u-navbar__content__left__text"
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														>{{ leftText }}</text>
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													</slot>
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												</view>
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												<slot name="center">
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													<text
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														class="u-line-1 u-navbar__content__title"
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														:style="[{
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															width: $u.addUnit(titleWidth),
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														}, $u.addStyle(titleStyle)]"
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													>{{ title }}</text>
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												</slot>
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												<view
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													class="u-navbar__content__right"
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													v-if="$slots.right || rightIcon || rightText"
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													@tap="rightClick"
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												>
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													<slot name="right">
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														<u-icon
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															v-if="rightIcon"
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															:name="rightIcon"
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															size="20"
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														></u-icon>
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														<text
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															v-if="rightText"
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															class="u-navbar__content__right__text"
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														>{{ rightText }}</text>
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													</slot>
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												</view>
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											</view>
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										</view>
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									</view>
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								</template>
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								<script>
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									import props from './props.js';
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									/**
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									 * Navbar 自定义导航栏
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									 * @description 此组件一般用于在特殊情况下,需要自定义导航栏的时候用到,一般建议使用uni-app带的导航栏。
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									 * @tutorial https://www.uviewui.com/components/navbar.html
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									 * @property {Boolean}			safeAreaInsetTop	是否开启顶部安全区适配  (默认 true )
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									 * @property {Boolean}			placeholder			固定在顶部时,是否生成一个等高元素,以防止塌陷 (默认 false )
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									 * @property {Boolean}			fixed				导航栏是否固定在顶部 (默认 false )
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									 * @property {Boolean}			border				导航栏底部是否显示下边框 (默认 false )
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									 * @property {String}			leftIcon			左边返回图标的名称,只能为uView自带的图标 (默认 'arrow-left' )
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									 * @property {String}			leftText			左边的提示文字
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									 * @property {String}			rightText			右边的提示文字
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									 * @property {String}			rightIcon			右边返回图标的名称,只能为uView自带的图标
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									 * @property {String}			title				导航栏标题,如设置为空字符,将会隐藏标题占位区域
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									 * @property {String}			bgColor				导航栏背景设置 (默认 '#ffffff' )
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									 * @property {String | Number}	titleWidth			导航栏标题的最大宽度,内容超出会以省略号隐藏 (默认 '400rpx' )
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									 * @property {String | Number}	height				导航栏高度(不包括状态栏高度在内,内部自动加上)(默认 '44px' )
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									 * @property {String | Number}	leftIconSize		左侧返回图标的大小(默认 20px )
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									 * @property {String | Number}	leftIconColor		左侧返回图标的颜色(默认 #303133 )
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									 * @property {Boolean}	        autoBack			点击左侧区域(返回图标),是否自动返回上一页(默认 false )
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									 * @property {Object | String}	titleStyle			标题的样式,对象或字符串
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									 * @event {Function} leftClick		点击左侧区域
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									 * @event {Function} rightClick		点击右侧区域
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									 * @example <u-navbar title="剑未配妥,出门已是江湖" left-text="返回" right-text="帮助" @click-left="onClickBack" @click-right="onClickRight"></u-navbar>
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									 */
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									export default {
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										name: 'u-navbar',
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										mixins: [uni.$u.mpMixin, uni.$u.mixin, props],
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										data() {
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											return {
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											}
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										},
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										methods: {
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											// 点击左侧区域
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											leftClick() {
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												// 如果配置了autoBack,自动返回上一页
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												this.$emit('leftClick')
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												if(this.autoBack) {
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													uni.navigateBack()
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												}
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											},
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											// 点击右侧区域
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											rightClick() {
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												this.$emit('rightClick')
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											},
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										}
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									}
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								</script>
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								<style lang="scss" scoped>
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									@import "../../libs/css/components.scss";
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									.u-navbar {
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										&--fixed {
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											position: fixed;
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											left: 0;
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											right: 0;
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											top: 0;
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											z-index: 11;
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										}
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										&__content {
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											@include flex(row);
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											align-items: center;
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											height: 44px;
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											background-color: #9acafc;
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											position: relative;
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											justify-content: center;
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											&__left,
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											&__right {
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												padding: 0 13px;
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												position: absolute;
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												top: 0;
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												bottom: 0;
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												@include flex(row);
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												align-items: center;
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											}
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											&__left {
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												left: 0;
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												&--hover {
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													opacity: 0.7;
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												}
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												&__text {
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													font-size: 15px;
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													margin-left: 3px;
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												}
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											}
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											&__title {
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												text-align: center;
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												font-size: 16px;
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												color: $u-main-color;
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											}
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											&__right {
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												right: 0;
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												&__text {
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													font-size: 15px;
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													margin-left: 3px;
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												}
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											}
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										}
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									}
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								</style>
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