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| <template>
| <div class="nav-bar navbar--shadow" :class="{ 'navbar--fixed': fixed }">
| <div
| :class="{ 'navbar--shadow': shadow, 'navbar--border': border }"
| :style="{ 'background-color': backgroundColor }"
| >
| <div class="navbar__header">
| <div class="navbar-left" @click="onClickLeft">
| <div v-if="leftIcon.length" class="navbar-content-group navbar-icon">
| <van-icon :name="leftIcon" :color="color" />
| </div>
| <div v-if="leftText.length" class="navbar-content-group">
| <span :style="{ color: color, fontSize: '14px' }">{{ leftText }}</span>
| </div>
| <slot name="left" />
| </div>
| <div class="navbar-center">
| <div v-if="title.length">
| <span class="nav-bar-text" :style="{ color: color }">{{ title }}</span>
| </div>
| <!-- 标题插槽 -->
| <slot name="center" />
| </div>
| <div class="navbar-right" @click="onClickRight">
| <div v-if="rightIcon.length" class="navbar-content-group navbar-icon">
| <van-icon :name="rightIcon" :color="color" />
| </div>
| <!-- 优先显示图标 -->
| <div
| v-if="rightText && rightText.length && !rightIcon.length"
| class="navbar-content-group"
| >
| <span :style="{ color: color, fontSize: '14px' }">{{ rightText }}</span>
| </div>
| <slot name="right" />
| </div>
| </div>
| </div>
| </div>
| </template>
| <script>
| /**
| * NavBar 自定义导航栏
| * @description 导航栏组件，主要用于头部导航
| * @property {String} title 标题文字
| * @property {String} backgroundColor 导航栏背景颜色
| * @property {Boolean} fixed = [true|false] 是否固定顶部
| * @property {Boolean} shadow = [true|false] 导航栏下是否有阴影
| * @property {Boolean} border = [true|false] 是否包含下边框
| * @property {String} leftIcon 左侧按钮图标（图标名称参考vant官方图标）
| * @property {String} leftText 左侧按钮文本
| * @property {String} rightIcon 右侧按钮图标（图标名称参考vant官方图标）
| * @property {String} rightText 右侧按钮文本
| * @property {String} color 图标和文字颜色
| * @event {Boolean} autoBack 点击 左侧按钮是否返回
| * @event {Function} clickLeft 左侧按钮点击时触发
| * @event {Function} clickRight 右侧按钮点击时触发
| */
| export default {
| name: "NavBar",
| props: {
| title: {
| type: String,
| default: "",
| },
| fixed: {
| type: [Boolean, String],
| default: true,
| },
| shadow: {
| type: [Boolean, String],
| default: true,
| },
| border: {
| type: [Boolean, String],
| default: false,
| },
| autoBack: {
| type: [Boolean, String],
| default: true,
| },
| backgroundColor: {
| type: String,
| default: "#FFFFFF",
| },
| leftIcon: {
| type: String,
| default: "",
| },
| leftText: {
| type: String,
| default: "",
| },
| rightIcon: {
| type: String,
| default: "",
| },
| rightText: {
| type: String,
| default: "",
| },
| color: {
| type: String,
| default: "#333",
| },
| },
| methods: {
| // 默认返回上一页
| onClickLeft() {
| if (!this.autoBack) {
| this.$emit("clickLeft");
| } else {
| this.$router.go(-1);
| }
| },
| onClickRight() {
| this.$emit("clickRight");
| },
| },
| };
| </script>
| <style lang="less" scoped>
| .navbar--fixed {
| position: fixed;
| left: 0;
| top: 0;
| right: 0;
| z-index: 998;
| width: 100%;
| }
|
| .navbar--shadow {
| box-shadow: 0 2px 20px 0 rgba(0, 0, 0, 0.1);
| }
| .navbar--border {
| border-bottom-width: 1px;
| border-bottom-style: solid;
| border-bottom-color: #dedede;
| }
| .navbar__header {
| display: flex;
| height: 88px;
| line-height: 88px;
| font-size: 28px;
| }
| .navbar-content-group {
| display: flex;
| align-items: center;
| }
| .navbar-icon {
| font-size: 36px;
| }
| .navbar-left,
| .navbar-right {
| width: 150px;
| // 转换成行内元素
| display: flex;
| flex-direction: row;
| align-items: center;
| }
| .navbar-right {
| padding-right: 30px;
| justify-content: flex-end;
| }
| .navbar-left {
| padding-left: 30px;
| }
| .navbar-center {
| flex: 1;
| text-align: center;
| }
| </style>
|
|
