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- <template>
- <view class="uv-navbar">
- <view
- class="uv-navbar__placeholder"
- v-if="fixed && placeholder"
- :style="{
- height: $uv.addUnit($uv.getPx(height) + $uv.sys().statusBarHeight,'px'),
- }"
- ></view>
- <view :class="[fixed && 'uv-navbar--fixed']">
- <image class="uv-navbar--bgimg" :src="bgColor" :mode="imgMode" v-if="isImg" :style="[bgImgStyle]"></image>
- <uv-status-bar
- v-if="safeAreaInsetTop"
- :bgColor="getStatusbgColor"
- ></uv-status-bar>
- <view
- class="uv-navbar__content"
- :class="[border && 'uv-border-bottom']"
- :style="[{
- height: $uv.addUnit(height)
- },getBgColor]"
- >
- <view
- class="uv-navbar__content__left"
- hover-class="uv-navbar__content__left--hover"
- hover-start-time="150"
- @tap="leftClick"
- >
- <slot name="left">
- <uv-icon
- v-if="leftIcon"
- :name="leftIcon"
- :size="leftIconSize"
- :color="leftIconColor"
- ></uv-icon>
- <text
- v-if="leftText"
- :style="{
- color: leftIconColor
- }"
- class="uv-navbar__content__left__text"
- >{{ leftText }}</text>
- </slot>
- </view>
- <slot name="center">
- <text
- class="uv-line-1 uv-navbar__content__title"
- :style="[{
- width: $uv.addUnit(titleWidth),
- flex: '0 1 auto'
- }, $uv.addStyle(titleStyle)]"
- >{{ title }}</text>
- </slot>
- <view
- class="uv-navbar__content__right"
- @tap="rightClick"
- >
- <slot name="right">
- <uv-icon
- v-if="rightIcon"
- :name="rightIcon"
- size="20"
- ></uv-icon>
- <text
- v-if="rightText"
- class="uv-navbar__content__right__text"
- >{{ rightText }}</text>
- </slot>
- </view>
- </view>
- </view>
- </view>
- </template>
- <script>
- import mpMixin from '@/uni_modules/uv-ui-tools/libs/mixin/mpMixin.js'
- import mixin from '@/uni_modules/uv-ui-tools/libs/mixin/mixin.js'
- import props from './props.js';
- /**
- * Navbar 自定义导航栏
- * @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。
- * @tutorial https://www.uvui.cn/components/navbar.html
- * @property {Boolean} safeAreaInsetTop 是否开启顶部安全区适配 (默认 true )
- * @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 )
- * @property {Boolean} fixed 导航栏是否固定在顶部 (默认 false )
- * @property {Boolean} border 导航栏底部是否显示下边框 (默认 false )
- * @property {String} leftIcon 左边返回图标的名称,只能为uvui自带的图标 (默认 'arrow-left' )
- * @property {String} leftText 左边的提示文字
- * @property {String} rightText 右边的提示文字
- * @property {String} rightIcon 右边返回图标的名称,只能为uvui自带的图标
- * @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
- * @property {String} bgColor 导航栏背景设置 (默认 '#ffffff' )
- * @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' )
- * @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' )
- * @property {String | Number} leftIconSize 左侧返回图标的大小(默认 20px )
- * @property {String | Number} leftIconColor 左侧返回图标的颜色(默认 #303133 )
- * @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 )
- * @property {Object | String} titleStyle 标题的样式,对象或字符串
- * @event {Function} leftClick 点击左侧区域
- * @event {Function} rightClick 点击右侧区域
- * @example <uv-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"></uv-navbar>
- */
- export default {
- name: 'uv-navbar',
- mixins: [mpMixin, mixin, props],
- data() {
- return {
- }
- },
- computed: {
- getBgColor(){
- const style = {};
- if(this.bgColor){
- if (this.bgColor.indexOf("gradient") > -1) {// 渐变色
- style.backgroundImage = this.bgColor;
- }else if(this.isImg){
- style.background = 'transparent';
- }else {
- style.background = this.bgColor;
- }
- }
- return style;
- },
- getStatusbgColor() {
- if(this.bgColor){
- if(this.isImg){
- return 'transparent';
- }else {
- return this.bgColor;
- }
- }
- },
- // 判断传入的bgColor属性,是否图片路径,只要带有"/"均认为是图片形式
- isImg() {
- const isBase64 = this.bgColor.indexOf('data:') > -1 && this.bgColor.indexOf('base64') > -1;
- return this.bgColor.indexOf('/') !== -1 || isBase64;
- },
- bgImgStyle() {
- const style = {};
- if(this.safeAreaInsetTop) {
- style.height = this.$uv.addUnit(this.$uv.sys().statusBarHeight + 44, 'px');
- } else {
- style.height = '44px';
- }
- return style;
- }
- },
- methods: {
- // 点击左侧区域
- leftClick() {
- // 如果配置了autoBack,自动返回上一页
- this.$emit('leftClick')
- if(this.autoBack) {
- uni.navigateBack()
- }
- },
- // 点击右侧区域
- rightClick() {
- this.$emit('rightClick')
- }
- }
- }
- </script>
- <style lang="scss" scoped>
- $show-border: 1;
- $show-border-bottom: 1;
- $show-lines: 1;
- @import '@/uni_modules/uv-ui-tools/libs/css/variable.scss';
- @import '@/uni_modules/uv-ui-tools/libs/css/components.scss';
- @import '@/uni_modules/uv-ui-tools/libs/css/color.scss';
- .uv-navbar {
- position: relative;
- &--fixed {
- position: fixed;
- left: 0;
- right: 0;
- top: 0;
- z-index: 11;
- }
-
- &--bgimg {
- position: absolute;
- left: 0;
- right: 0;
- bottom: 0;
- top: 0;
- /* #ifndef APP-NVUE */
- width: 100%;
- height: 100%;
- /* #endif */
- /* #ifdef APP-NVUE */
- width: 750rpx;
- /* #endif */
- }
- &__content {
- @include flex(row);
- align-items: center;
- height: 44px;
- background-color: #9acafc;
- position: relative;
- justify-content: center;
- &__left,
- &__right {
- padding: 0 13px;
- position: absolute;
- top: 0;
- bottom: 0;
- @include flex(row);
- align-items: center;
- }
- &__left {
- left: 0;
-
- &--hover {
- opacity: 0.7;
- }
- &__text {
- font-size: 15px;
- margin-left: 3px;
- }
- }
- &__title {
- text-align: center;
- font-size: 16px;
- color: $uv-main-color;
- }
- &__right {
- right: 0;
- &__text {
- font-size: 15px;
- margin-left: 3px;
- }
- }
- }
- }
- </style>
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