146 lines
3.3 KiB
Vue
146 lines
3.3 KiB
Vue
<script lang="ts" setup>
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import type { CSSProperties } from 'vue'
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import { computed, defineComponent, getCurrentInstance, inject, onBeforeUnmount, onMounted, ref, useSlots } from 'vue'
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import { PREFIX } from '../_constants'
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import { getMainClass, getMainStyle } from '../_utils'
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import NutBadge from '../badge/badge.vue'
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import NutIcon from '../icon/icon.vue'
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import { TABBAR_CONTEXT_KEY } from '../tabbar'
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import type { TabbarContext } from '../tabbar/types'
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import { tabbaritemProps } from './tabbaritem'
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const props = defineProps(tabbaritemProps)
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const slots = useSlots()
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const instance = getCurrentInstance()
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const tabbarContext = inject<TabbarContext>(TABBAR_CONTEXT_KEY)
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const innerIndex = ref(-1)
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const innerValue = computed(() => {
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if (props.name != null) {
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return props.name
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}
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return innerIndex.value
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})
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const isActive = computed(() => {
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if (tabbarContext == null) {
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return false
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}
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return innerValue.value === tabbarContext.modelValue
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})
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const classes = computed(() => {
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return getMainClass(props, componentName, {
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'nut-tabbar-item__icon--unactive': !isActive.value,
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})
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})
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const styles = computed(() => {
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const value: CSSProperties = {}
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if (tabbarContext != null) {
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value.color = isActive.value ? tabbarContext.activeColor : tabbarContext.unactiveColor
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}
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return getMainStyle(props, value)
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})
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function triggerChange() {
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if (tabbarContext == null) {
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return
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}
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tabbarContext.changeIndex(innerIndex.value, innerValue.value)
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}
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function bindContext() {
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if (tabbarContext == null || instance == null || instance.proxy == null) {
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return
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}
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tabbarContext.children.push(instance.proxy)
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innerIndex.value = tabbarContext.children.indexOf(instance.proxy)
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}
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function unbindContext() {
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if (tabbarContext == null) {
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return
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}
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tabbarContext.children.splice(innerIndex.value, 1)
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}
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onMounted(() => {
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bindContext()
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})
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onBeforeUnmount(() => {
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unbindContext()
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})
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</script>
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<script lang="ts">
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const componentName = `${PREFIX}-tabbar-item`
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export default defineComponent({
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name: componentName,
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options: {
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virtualHost: true,
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addGlobalClass: true,
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styleIsolation: 'shared',
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},
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})
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</script>
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<template>
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<view :class="classes" :style="styles" @click="triggerChange()">
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<NutBadge
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:value="props.value"
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:custom-color="props.customColor"
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:top="props.top"
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:right="props.right"
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:max="props.max"
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:dot="props.dot"
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:bubble="props.bubble"
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:hidden="props.hidden"
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:z-index="props.zIndex"
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>
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<view class="nut-tabbar-item_icon-box">
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<view v-if="slots.icon" class="nut-tabbar-item_icon-box_icon">
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<slot name="icon" :active="isActive" />
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</view>
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<template v-else>
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<view v-if="props.icon">
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<NutIcon custom-class="nut-popover-item-img" :name="props.icon" />
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</view>
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</template>
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<view
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class="nut-tabbar-item_icon-box_nav-word"
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:class="{ 'nut-tabbar-item_icon-box_big-word': !props.icon && !slots.icon }"
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>
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<slot v-if="slots.default" />
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<template v-else>
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<view v-if="props.tabTitle">
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{{ props.tabTitle }}
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</view>
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</template>
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</view>
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</view>
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</NutBadge>
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</view>
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</template>
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<style lang="scss">
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@import "./index";
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</style>
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