| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315 | <template>	<view class="">		<view class="u-navbar" :style="[navbarStyle]" :class="{ 'u-navbar-fixed': isFixed, 'u-border-bottom': borderBottom }">			<view class="u-status-bar" :style="{ height: statusBarHeight + 'px' }"></view>			<view class="u-navbar-inner" :style="[navbarInnerStyle]">				<view class="u-back-wrap" v-if="isBack" @tap="goBack">					<view class="u-icon-wrap">						<u-icon :name="backIconName" :color="backIconColor" :size="backIconSize"></u-icon>					</view>					<view class="u-icon-wrap u-back-text u-line-1" v-if="backText" :style="[backTextStyle]">{{ backText }}</view>				</view>				<view class="u-navbar-content-title" v-if="title" :style="[titleStyle]">					<view					    class="u-title u-line-1"					    :style="{							color: titleColor,							fontSize: titleSize + 'rpx',							fontWeight: titleBold ? 'bold' : 'normal'						}">						{{ title }}					</view>				</view>				<view class="u-slot-content">					<slot></slot>				</view>				<view class="u-slot-right">					<slot name="right"></slot>				</view>			</view>		</view>				<view class="u-navbar-placeholder" v-if="isFixed && !immersive" :style="{ width: '100%', height: Number(navbarHeight) + statusBarHeight + 'px' }"></view>	</view></template><script>		let systemInfo = uni.getSystemInfoSync();	let menuButtonInfo = {};			menuButtonInfo = uni.getMenuButtonBoundingClientRect();			export default {		name: "u-navbar",		props: {						height: {				type: [String, Number],				default: ''			},						backIconColor: {				type: String,				default: '#606266'			},						backIconName: {				type: String,				default: 'nav-back'			},						backIconSize: {				type: [String, Number],				default: '44'			},						backText: {				type: String,				default: ''			},						backTextStyle: {				type: Object,				default () {					return {						color: '#606266'					}				}			},						title: {				type: String,				default: ''			},						titleWidth: {				type: [String, Number],				default: '250'			},						titleColor: {				type: String,				default: '#606266'			},						titleBold: {				type: Boolean,				default: false			},						titleSize: {				type: [String, Number],				default: 32			},			isBack: {				type: [Boolean, String],				default: true			},						background: {				type: Object,				default () {					return {						background: '#ffffff'					}				}			},						isFixed: {				type: Boolean,				default: true			},						immersive: {				type: Boolean,				default: false			},						borderBottom: {				type: Boolean,				default: true			},			zIndex: {				type: [String, Number],				default: ''			},						customBack: {				type: Function,				default: null			}		},		data() {			return {				menuButtonInfo: menuButtonInfo,				statusBarHeight: systemInfo.statusBarHeight			};		},		computed: {						navbarInnerStyle() {				let style = {};								style.height = this.navbarHeight + 'px';												let rightButtonWidth = systemInfo.windowWidth - menuButtonInfo.left;				style.marginRight = rightButtonWidth + 'px';								return style;			},						navbarStyle() {				let style = {};				style.zIndex = this.zIndex ? this.zIndex : this.$u.zIndex.navbar;								Object.assign(style, this.background);				return style;			},						titleStyle() {				let style = {};								style.left = (systemInfo.windowWidth - uni.upx2px(this.titleWidth)) / 2 + 'px';				style.right = (systemInfo.windowWidth - uni.upx2px(this.titleWidth)) / 2 + 'px';																let rightButtonWidth = systemInfo.windowWidth - menuButtonInfo.left;				style.left = (systemInfo.windowWidth - uni.upx2px(this.titleWidth)) / 2 + 'px';				style.right = rightButtonWidth - (systemInfo.windowWidth - uni.upx2px(this.titleWidth)) / 2 + rightButtonWidth +					'px';								style.width = uni.upx2px(this.titleWidth) + 'px';				return style;			},						navbarHeight() {								return this.height ? this.height : 44;																								let height = systemInfo.platform == 'ios' ? 44 : 48;				return this.height ? this.height : height;							}		},		created() {},		methods: {			goBack() {								if (typeof this.customBack === 'function') {															this.customBack.bind(this.$u.$parent.call(this))();				} else {					uni.navigateBack();				}			}		}	};</script><style scoped lang="scss">	@import "../../libs/css/style.components.scss";	.u-navbar {		width: 100%;	}	.u-navbar-fixed {		position: fixed;		left: 0;		right: 0;		top: 0;		z-index: 991;	}	.u-status-bar {		width: 100%;	}	.u-navbar-inner {		@include vue-flex;		justify-content: space-between;		position: relative;		align-items: center;	}	.u-back-wrap {		@include vue-flex;		align-items: center;		flex: 1;		flex-grow: 0;		padding: 14rpx 14rpx 14rpx 24rpx;	}	.u-back-text {		padding-left: 4rpx;		font-size: 30rpx;	}	.u-navbar-content-title {		@include vue-flex;		align-items: center;		justify-content: center;		flex: 1;		position: absolute;		left: 0;		right: 0;		height: 60rpx;		text-align: center;		flex-shrink: 0;	}	.u-navbar-centent-slot {		flex: 1;	}	.u-title {		line-height: 60rpx;		font-size: 32rpx;		flex: 1;	}	.u-navbar-right {		flex: 1;		@include vue-flex;		align-items: center;		justify-content: flex-end;	}	.u-slot-content {		flex: 1;		@include vue-flex;		align-items: center;	}</style>
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