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- <template>
- <view
- v-if="fixed"
- class="cl-topbar-placeholder"
- :style="{ marginTop: offsetTop, height }"
- ></view>
- <view
- class="cl-topbar"
- :class="[{ 'cl-topbar--fixed': fixed }, pt.className]"
- :style="topbarStyle"
- >
- <view class="cl-topbar__inner" :style="{ height }">
- <view class="cl-topbar__prepend">
- <view v-if="showBack" class="cl-topbar__icon" @tap="back()">
- <cl-icon
- :pt="{
- className: parseClass([[!backable, 'opacity-50'], pt.back?.className])
- }"
- :name="backIcon"
- :size="pt.back?.size ?? 48"
- :color="pt.back?.color ?? color"
- ></cl-icon>
- </view>
- <slot name="prepend"></slot>
- </view>
- <view class="cl-topbar__content">
- <slot>
- <cl-text
- :color="color"
- :pt="{
- className: parseClass(['text-md', pt.title?.className])
- }"
- >
- {{ title }}
- </cl-text>
- </slot>
- </view>
- <view class="cl-topbar__append">
- <slot name="append"></slot>
- </view>
- </view>
- </view>
- </template>
- <script setup lang="ts">
- import { computed, type PropType } from "vue";
- import { getConfig, getSafeAreaHeight, parseClass, parsePt, parseRpx, router } from "@/cool";
- import type { PassThroughProps } from "../../types";
- import type { ClIconProps } from "../cl-icon/props";
- defineOptions({
- name: "cl-topbar"
- });
- const props = defineProps({
- // 样式透传对象,
- pt: {
- type: Object,
- default: () => ({})
- },
- // 顶部栏标题文本
- title: {
- type: String,
- default: ""
- },
- // 文字颜色,优先级最高
- color: {
- type: String,
- default: ""
- },
- // 背景颜色,优先级最高
- backgroundColor: {
- type: String,
- default: ""
- },
- // 是否显示返回按钮
- showBack: {
- type: Boolean,
- default: true
- },
- // 是否可以返回
- backable: {
- type: Boolean,
- default: true
- },
- // 返回按钮的跳转路径
- backPath: {
- type: String,
- default: ""
- },
- // 返回按钮的图标
- backIcon: {
- type: String,
- default: "back"
- },
- // 是否使用安全区域顶部边距
- safeAreaTop: {
- type: Boolean,
- default: false
- },
- // 是否固定在顶部
- fixed: {
- type: Boolean,
- default: false
- },
- // 内容高度
- height: {
- type: [Number, String] as PropType<number | string | null>,
- default: null
- }
- });
- // 定义样式透传的类型接口
- type PassThrough = {
- className?: string;
- title?: PassThroughProps;
- back?: ClIconProps;
- };
- // 解析样式透传配置,返回处理后的样式对象
- const pt = computed(() => parsePt<PassThrough>(props.pt));
- // 使用设备安全区域顶部边距
- const offsetTop = computed(() => {
- if (props.safeAreaTop) {
- return getSafeAreaHeight("top") + "px";
- }
- return "0px";
- });
- // 计算内容高度
- const height = computed(() => {
- if (props.height == null) {
- return "44px";
- }
- return parseRpx(props.height!);
- });
- // 计算背景颜色,优先级:props > 页面配置 > 全局配置
- const backgroundColor = computed(() => {
- // 如果组件属性中指定了背景色,优先使用
- if (props.backgroundColor != "") {
- return props.backgroundColor;
- }
- // 获取当前路由页面信息
- const { style } = router.route()!;
- // 如果页面配置了导航栏背景色,使用页面配置
- if (style != null) {
- if (style.navigationBarBackgroundColor != null) {
- return style.navigationBarBackgroundColor as string;
- }
- }
- // 最后使用全局配置的导航栏背景色
- return getConfig("navBgColor");
- });
- // 计算文字颜色,优先级:props > 页面配置 > 全局配置
- const color = computed(() => {
- // 如果组件属性中指定了文字颜色,优先使用
- if (props.color != "") {
- return props.color;
- }
- // 获取当前路由页面信息
- const { style } = router.route()!;
- // 如果页面配置了导航栏文字样式,使用页面配置
- if (style != null) {
- if (style.navigationBarTextStyle != null) {
- return style.navigationBarTextStyle as string;
- }
- }
- // 最后使用全局配置的导航栏文字样式
- return getConfig("navTxtStyle");
- });
- // 导航栏样式
- const topbarStyle = computed(() => {
- const style = {
- paddingTop: offsetTop.value
- };
- // 不与 pt 样式中的背景色冲突
- if (pt.value.className == null || !pt.value.className.includes("bg-")) {
- style["backgroundColor"] = backgroundColor.value;
- }
- return style;
- });
- // 返回按钮点击事件
- function back() {
- if (props.backable) {
- if (props.backPath != "") {
- router.to(props.backPath);
- } else {
- if (router.isFirstPage()) {
- router.home();
- } else {
- router.back();
- }
- }
- }
- }
- </script>
- <style lang="scss" scoped>
- .cl-topbar {
- &__inner {
- @apply flex flex-row items-center w-full;
- }
- &__icon {
- @apply flex items-center justify-center h-full;
- width: 30px;
- }
- &__prepend {
- @apply absolute left-0 top-0 z-10 h-full flex flex-row items-center;
- margin-left: 3px;
- }
- &__content {
- @apply flex flex-col items-center justify-center h-full;
- flex: 1;
- }
- &__append {
- @apply absolute right-0 top-0 z-10 h-full flex flex-row items-center;
- margin-right: 3px;
- }
- &--fixed {
- @apply fixed top-0 left-0 right-0 z-10 w-full;
- }
- }
- </style>
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