Merge branch 'develop' of https://gitee.com/likeadmin/likeadmin_java into develop
This commit is contained in:
TinyAnts
commit
1cde7463fe
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@ -0,0 +1,79 @@
|
|||
<template>
|
||||
<view :class="{ active, inactive: !active, tab: true }" :style="shouldShow ? '' : 'display: none;'">
|
||||
<slot v-if="shouldRender"></slot>
|
||||
</view>
|
||||
</template>
|
||||
|
||||
<script lang="ts" setup>
|
||||
import { ref, provide, inject, watch, computed, onMounted, getCurrentInstance } from "vue"
|
||||
|
||||
const props = withDefaults(defineProps < {
|
||||
dot ? : boolean | string
|
||||
name ? : boolean | string
|
||||
info ? : any
|
||||
} > (), {
|
||||
dot: false,
|
||||
name: ''
|
||||
})
|
||||
|
||||
|
||||
const active = ref<boolean>(false)
|
||||
const shouldShow = ref<boolean>(false)
|
||||
const shouldRender = ref<boolean>(false)
|
||||
const inited = ref(undefined)
|
||||
|
||||
const updateTabs: any = inject('updateTabs')
|
||||
const handleChange: any = inject('handleChange')
|
||||
|
||||
|
||||
const updateRender = (value) => {
|
||||
inited.value = inited.value || value;
|
||||
active.value = value
|
||||
shouldRender.value = inited.value
|
||||
shouldShow.value = value
|
||||
}
|
||||
const update = () => {
|
||||
if (updateTabs) {
|
||||
updateTabs();
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
const { ctx } = getCurrentInstance()
|
||||
handleChange(ctx, updateRender)
|
||||
|
||||
onMounted(() => {
|
||||
update()
|
||||
})
|
||||
|
||||
|
||||
const changeData = computed(() => {
|
||||
const {
|
||||
dot,
|
||||
info,
|
||||
} = props;
|
||||
return {
|
||||
dot,
|
||||
info,
|
||||
}
|
||||
})
|
||||
|
||||
|
||||
watch(() => changeData.value, () => {
|
||||
update()
|
||||
})
|
||||
watch(() => props.name, (val) => {
|
||||
update()
|
||||
})
|
||||
</script>
|
||||
|
||||
<style>
|
||||
.tab.active {
|
||||
height: auto;
|
||||
}
|
||||
|
||||
.tab.inactive {
|
||||
height: 0;
|
||||
overflow: visible;
|
||||
}
|
||||
</style>
|
||||
|
|
@ -0,0 +1,405 @@
|
|||
<template>
|
||||
<view class="tabs">
|
||||
<u-sticky :enable="isFixed" :bg-color="stickyBgColor" :offset-top="top" :h5-nav-height="0">
|
||||
<view :id="id" :style="{
|
||||
background: bgColor
|
||||
}">
|
||||
<scroll-view :style="{height: height + 'rpx'}" scroll-x class="scroll-view" :scroll-left="scrollLeft"
|
||||
scroll-with-animation>
|
||||
<view class="scroll-box" :class="{'tabs-scorll-flex': !isScroll}">
|
||||
<view class="tab-item line1" :id="'tab-item-' + index" v-for="(item, index) in list"
|
||||
:key="index" @tap="clickTab(index)" :style="[tabItemStyle(index)]">
|
||||
<u-badge :count="item[count] || item['dot'] || 0" :offset="offset" size="mini"></u-badge>
|
||||
{{ item[name] || item['name']}}
|
||||
</view>
|
||||
<view v-if="showBar" class="tab-bar" :style="[tabBarStyle]"></view>
|
||||
</view>
|
||||
</scroll-view>
|
||||
</view>
|
||||
</u-sticky>
|
||||
<view class="tab-content" @touchstart="onTouchStart" @touchmove="onTouchMove" @touchcancel="onTouchEnd" @touchend="onTouchEnd">
|
||||
<!-- <view class="tab-track" :class="{'tab-animated': animated}" :style="[trackStyle]"> -->
|
||||
<view>
|
||||
<slot></slot>
|
||||
</view>
|
||||
<!-- </view> -->
|
||||
</view>
|
||||
</view>
|
||||
</template>
|
||||
|
||||
<script lang="ts" setup>
|
||||
import { getRect } from '@/utils/util'
|
||||
import { ref, reactive, computed, watch, provide, nextTick, onMounted, getCurrentInstance } from "vue"
|
||||
import { useTouch } from "@/hooks/useTouch"
|
||||
|
||||
// Touch 钩子
|
||||
const { touch, resetTouchStatus, touchStart, touchMove } = useTouch()
|
||||
|
||||
const emit = defineEmits<{
|
||||
(event: 'change', value: number): void
|
||||
}>()
|
||||
|
||||
const props = withDefaults(defineProps < {
|
||||
isScroll ? : boolean // 导航菜单是否需要滚动，如只有2或者3个的时候，就不需要滚动了，此时使用flex平分tab的宽度
|
||||
current ? : number | string // 当前活动tab的索引
|
||||
height ? : number | string // 导航栏的高度和行高
|
||||
fontSize ? : number | string // 字体大小
|
||||
duration ? : number | string // 过渡动画时长, 单位ms
|
||||
activeColor ? : number | string // 选中项的主题颜色
|
||||
inactiveColor ? : number | string // 未选中项的颜色
|
||||
barWidth ? : number | string // 菜单底部移动的bar的宽度，单位rpx
|
||||
barHeight ? : number // 移动bar的高度
|
||||
gutter ? : number | string // 单个tab的左或有内边距（左右相同）
|
||||
bgColor ? : number | string // 导航栏的背景颜色
|
||||
name ? : string // 读取传入的数组对象的属性(tab名称)
|
||||
count ? : string // 读取传入的数组对象的属性(徽标数)
|
||||
offset ? : number[] // 徽标数位置偏移
|
||||
bold ? : boolean // 活动tab字体是否加粗
|
||||
activeItemStyle ? : any // 当前活动tab item的样式
|
||||
showBar ? : boolean // 是否显示底部的滑块
|
||||
barStyle ? : any // 底部滑块的自定义样式
|
||||
itemWidth ? : string // 标签的宽度
|
||||
isFixed ? : boolean // 吸顶是否固定
|
||||
top ? : number | string // 吸顶顶部距离
|
||||
stickyBgColor ? : string // 吸顶颜色
|
||||
|
||||
swipeable: boolean // 是否允许滑动切换
|
||||
// animated: boolean // 切换动画
|
||||
} > (), {
|
||||
isScroll: true,
|
||||
current: 0,
|
||||
height: 80,
|
||||
fontSize: 28,
|
||||
duration: 0.3,
|
||||
activeColor: '#2073F4',
|
||||
inactiveColor: '#333',
|
||||
barWidth: 40,
|
||||
barHeight: 4,
|
||||
gutter: 30,
|
||||
bgColor: '#FFFFFF',
|
||||
name: 'name',
|
||||
count: 'count',
|
||||
offset: [5, 20],
|
||||
bold: true,
|
||||
activeItemStyle: {},
|
||||
showBar: true,
|
||||
barStyle: {},
|
||||
itemWidth: 'auto',
|
||||
isFixed: false,
|
||||
top: 0,
|
||||
stickyBgColor: '#FFFFFF',
|
||||
|
||||
swipeable: true,
|
||||
// animated: true
|
||||
})
|
||||
|
||||
const list = ref<any>([])
|
||||
const childrens = ref<any>([])
|
||||
const scrollLeft = ref<number>(0) // 滚动scroll-view的左边滚动距离
|
||||
const tabQueryInfo = ref<any>([]) // 存放对tab菜单查询后的节点信息
|
||||
const componentWidth = ref<number>(0) // 屏幕宽度，单位为px
|
||||
const scrollBarLeft = ref<number>(0) // 移动bar需要通过translateX()移动的距离
|
||||
const parentLeft = ref<number>(0) // 父元素(tabs组件)到屏幕左边的距离
|
||||
const id = ref<string>('cu-tab') // id值
|
||||
const currentIndex = ref<any>(props.current)
|
||||
const barFirstTimeMove = ref<boolean>(true)// 滑块第一次移动时(页面刚生成时)，无需动画，否则给人怪异的感觉
|
||||
const swiping = ref<boolean>(false)
|
||||
|
||||
//@ts-ignore
|
||||
const { ctx } = getCurrentInstance()
|
||||
|
||||
// 监听tab的变化，重新计算tab菜单的布局信息，因为实际使用中菜单可能是通过
|
||||
// 后台获取的（如新闻app顶部的菜单），获取返回需要一定时间，所以list变化时，重新获取布局信息
|
||||
watch(() => list.value, async (n, o) => {
|
||||
// list变动时，重制内部索引，否则可能导致超出数组边界的情况
|
||||
if(!barFirstTimeMove.value && n.length !== o.length) {
|
||||
currentIndex.value = 0;
|
||||
}
|
||||
// 用$nextTick等待视图更新完毕后再计算tab的局部信息，否则可能因为tab还没生成就获取，就会有问题
|
||||
await nextTick();
|
||||
init();
|
||||
})
|
||||
watch(() => props.current, (nVal, oVal) => {
|
||||
// 视图更新后再执行移动操作、
|
||||
nextTick(() => {
|
||||
currentIndex.value = nVal;
|
||||
scrollByIndex();
|
||||
});
|
||||
}, { immediate: true })
|
||||
|
||||
|
||||
// 移动bar的样式
|
||||
const tabBarStyle = computed(() => {
|
||||
let style = {
|
||||
width: props.barWidth + 'rpx',
|
||||
transform: `translate(${scrollBarLeft.value}px, -100%)`,
|
||||
// 滑块在页面渲染后第一次滑动时，无需动画效果
|
||||
'transition-duration': `${barFirstTimeMove.value ? 0 : props.duration }s`,
|
||||
'background-color': props.activeColor,
|
||||
height: props.barHeight + 'rpx',
|
||||
opacity: barFirstTimeMove.value ? 0 : 1,
|
||||
// 设置一个很大的值，它会自动取能用的最大值，不用高度的一半，是因为高度可能是单数，会有小数出现
|
||||
'border-radius': `${props.barHeight / 2}px`
|
||||
};
|
||||
Object.assign(style, props.barStyle);
|
||||
return style;
|
||||
})
|
||||
// tab的样式
|
||||
const tabItemStyle = computed(() => {
|
||||
return (index) => {
|
||||
let style: any = {
|
||||
height: props.height + 'rpx',
|
||||
'line-height': props.height + 'rpx',
|
||||
'font-size': props.fontSize + 'rpx',
|
||||
padding: props.isScroll ? `0 ${props.gutter}rpx` : '',
|
||||
flex: props.isScroll ? 'auto' : '1',
|
||||
width: `${props.itemWidth}rpx`
|
||||
};
|
||||
// 字体加粗
|
||||
if (index == currentIndex.value && props.bold) style.fontWeight = 'bold';
|
||||
if (index == currentIndex.value) {
|
||||
style.color = props.activeColor;
|
||||
// 给选中的tab item添加外部自定义的样式
|
||||
style = Object.assign(style, props.activeItemStyle);
|
||||
} else {
|
||||
style.color = props.inactiveColor;
|
||||
}
|
||||
return style;
|
||||
}
|
||||
})
|
||||
|
||||
// const trackStyle = computed(() => {
|
||||
// if (!props.animated) return ''
|
||||
// return {
|
||||
// left: -100 * currentIndex.value + '%',
|
||||
// 'transition-duration': props.duration + 's',
|
||||
// '-webkit-transition-duration': props.duration + 's',
|
||||
// }
|
||||
// })
|
||||
|
||||
|
||||
const updateTabs = () => {
|
||||
list.value = childrens.value.map((item) => {
|
||||
const {
|
||||
name,
|
||||
dot,
|
||||
active,
|
||||
inited,
|
||||
} = item.event
|
||||
const { updateRender } = item
|
||||
return {
|
||||
name,
|
||||
dot,
|
||||
active,
|
||||
inited,
|
||||
updateRender
|
||||
}
|
||||
})
|
||||
// nextTick(() => {
|
||||
// init()
|
||||
// })
|
||||
}
|
||||
|
||||
// 设置一个init方法，方便多处调用
|
||||
const init = async () => {
|
||||
// 获取tabs组件的尺寸信息
|
||||
let tabRect = await getRect('#' + id.value, false, ctx);
|
||||
// tabs组件距离屏幕左边的宽度
|
||||
parentLeft.value = tabRect.left;
|
||||
// tabs组件的宽度
|
||||
componentWidth.value = tabRect.width;
|
||||
getTabRect();
|
||||
}
|
||||
|
||||
// 点击某一个tab菜单
|
||||
const clickTab = (index) => {
|
||||
// 点击当前活动tab，不触发事件
|
||||
if (index == currentIndex.value) return;
|
||||
nextTick(() => {
|
||||
currentIndex.value = index;
|
||||
scrollByIndex();
|
||||
});
|
||||
// 发送事件给父组件
|
||||
emit('change', index);
|
||||
}
|
||||
|
||||
// 查询tab的布局信息
|
||||
const getTabRect = () => {
|
||||
// 创建节点查询
|
||||
let query: any = uni.createSelectorQuery().in(ctx);
|
||||
// 历遍所有tab，这里是执行了查询，最终使用exec()会一次性返回查询的数组结果
|
||||
for (let i = 0; i < list.value.length; i++) {
|
||||
// 只要size和rect两个参数
|
||||
query.select(`#tab-item-${i}`).fields({
|
||||
size: true,
|
||||
rect: true
|
||||
});
|
||||
}
|
||||
// 执行查询，一次性获取多个结果
|
||||
query.exec((res) => {
|
||||
tabQueryInfo.value = res;
|
||||
// 初始化滚动条和移动bar的位置
|
||||
scrollByIndex();
|
||||
});
|
||||
}
|
||||
|
||||
// 滚动scroll-view，让活动的tab处于屏幕的中间位置
|
||||
const scrollByIndex = () => {
|
||||
// 当前活动tab的布局信息，有tab菜单的width和left(为元素左边界到父元素左边界的距离)等信息
|
||||
let tabInfo = tabQueryInfo.value[currentIndex.value];
|
||||
if (!tabInfo) return;
|
||||
// 活动tab的宽度
|
||||
let tabWidth = tabInfo.width;
|
||||
// 活动item的左边到tabs组件左边的距离，用item的left减去tabs的left
|
||||
let offsetLeft = tabInfo.left - parentLeft.value;
|
||||
// 将活动的tabs-item移动到屏幕正中间，实际上是对scroll-view的移动
|
||||
let scrollLefts = offsetLeft - (componentWidth.value - tabWidth) / 2;
|
||||
scrollLeft.value = scrollLefts < 0 ? 0 : scrollLefts;
|
||||
// 当前活动item的中点点到左边的距离减去滑块宽度的一半，即可得到滑块所需的移动距离
|
||||
let left = tabInfo.left + tabInfo.width / 2 - parentLeft.value;
|
||||
// 计算当前活跃item到组件左边的距离
|
||||
scrollBarLeft.value = left - uni.upx2px(props.barWidth) / 2;
|
||||
// 第一次移动滑块的时候，barFirstTimeMove为true，放到延时中将其设置false
|
||||
// 延时是因为scrollBarLeft作用于computed计算时，需要一个过程需，否则导致出错
|
||||
if (barFirstTimeMove.value == true) {
|
||||
setTimeout(() => {
|
||||
barFirstTimeMove.value = false;
|
||||
}, 100)
|
||||
}
|
||||
|
||||
// 更新子组件的显示
|
||||
childrens.value.forEach((item, ind) => {
|
||||
let active = ind === currentIndex.value;
|
||||
if (active !== item.event.active || !item.event.inited) {
|
||||
item.updateRender(active);
|
||||
}
|
||||
});
|
||||
}
|
||||
// 子组件调用此函数而产生的事件通信
|
||||
const handleChange = (event, updateRender) => {
|
||||
childrens.value.push({event: event, updateRender})
|
||||
}
|
||||
// 手指触摸
|
||||
const onTouchStart = (event) => {
|
||||
if (!props.swipeable)
|
||||
return;
|
||||
swiping.value = true;
|
||||
touchStart(event);
|
||||
}
|
||||
// 手指滑动
|
||||
const onTouchMove = (event) => {
|
||||
if (!props.swipeable || !swiping.value)
|
||||
return;
|
||||
touchMove(event);
|
||||
}
|
||||
// 手指滑动结束
|
||||
const onTouchEnd = () => {
|
||||
if (!props.swipeable || !swiping.value)
|
||||
return;
|
||||
const minSwipeDistance = 50;
|
||||
if (touch.direction === 'horizontal' && touch.offsetX >= minSwipeDistance) {
|
||||
let index, len = list.value.length, curIndex = currentIndex.value;
|
||||
if (touch.deltaX <= 0) {
|
||||
curIndex >= (len - 1) ? index = 0 : index = curIndex + 1
|
||||
} else {
|
||||
curIndex <= 0 ? index = (len - 1) : index = curIndex - 1
|
||||
}
|
||||
nextTick(() => {
|
||||
currentIndex.value = index;
|
||||
scrollByIndex();
|
||||
});
|
||||
// 发送事件给父组件
|
||||
emit('change', index);
|
||||
}
|
||||
swiping.value = false;
|
||||
}
|
||||
|
||||
|
||||
|
||||
onMounted(() => {
|
||||
updateTabs();
|
||||
})
|
||||
|
||||
|
||||
provide('handleChange', handleChange)
|
||||
provide('updateTabs', updateTabs)
|
||||
</script>
|
||||
|
||||
<style lang="scss" scoped>
|
||||
/* #ifndef APP-NVUE */
|
||||
::-webkit-scrollbar,
|
||||
::-webkit-scrollbar,
|
||||
::-webkit-scrollbar {
|
||||
display: none;
|
||||
width: 0 !important;
|
||||
height: 0 !important;
|
||||
-webkit-appearance: none;
|
||||
background: transparent;
|
||||
}
|
||||
|
||||
/* #endif */
|
||||
|
||||
.scroll-box {
|
||||
height: 100%;
|
||||
position: relative;
|
||||
/* #ifdef MP-TOUTIAO */
|
||||
white-space: nowrap;
|
||||
/* #endif */
|
||||
}
|
||||
|
||||
.tab-fixed {
|
||||
position: sticky;
|
||||
top: 0;
|
||||
width: 100%;
|
||||
}
|
||||
|
||||
/* #ifdef H5 */
|
||||
// 通过样式穿透，隐藏H5下，scroll-view下的滚动条
|
||||
scroll-view ::v-deep ::-webkit-scrollbar {
|
||||
display: none;
|
||||
width: 0 !important;
|
||||
height: 0 !important;
|
||||
-webkit-appearance: none;
|
||||
background: transparent;
|
||||
}
|
||||
|
||||
/* #endif */
|
||||
|
||||
.scroll-view {
|
||||
width: 100%;
|
||||
white-space: nowrap;
|
||||
position: relative;
|
||||
}
|
||||
|
||||
.tab-item {
|
||||
position: relative;
|
||||
/* #ifndef APP-NVUE */
|
||||
display: inline-block;
|
||||
/* #endif */
|
||||
text-align: center;
|
||||
transition-property: background-color, color;
|
||||
}
|
||||
|
||||
.tab-bar {
|
||||
position: absolute;
|
||||
bottom: 6rpx;
|
||||
}
|
||||
|
||||
.tabs-scorll-flex {
|
||||
display: flex;
|
||||
justify-content: space-between;
|
||||
}
|
||||
|
||||
// .tab-content {
|
||||
// overflow: hidden;
|
||||
// .tab-track {
|
||||
// position: relative;
|
||||
// width: 100%;
|
||||
// height: 100%;
|
||||
// }
|
||||
// .tab-animated {
|
||||
// display: flex;
|
||||
// transition-property: left;
|
||||
// }
|
||||
// }
|
||||
</style>
|
||||
|
|
@ -0,0 +1,73 @@
|
|||
import { reactive } from "vue"
|
||||
|
||||
/**
|
||||
* @description 触碰屏幕钩子函数
|
||||
* @return { Function } 暴露钩子
|
||||
*/
|
||||
export function useTouch () {
|
||||
// 最小移动距离
|
||||
const MIN_DISTANCE = 10;
|
||||
|
||||
const touch = reactive({
|
||||
direction: '',
|
||||
deltaX: 0,
|
||||
deltaY: 0,
|
||||
offsetX: 0,
|
||||
offsetY: 0
|
||||
})
|
||||
|
||||
/**
|
||||
* @description 计算距离
|
||||
* @return { string } 空字符串
|
||||
*/
|
||||
const getDirection = (x: number, y: number) => {
|
||||
if (x > y && x > MIN_DISTANCE) {
|
||||
return 'horizontal';
|
||||
}
|
||||
if (y > x && y > MIN_DISTANCE) {
|
||||
return 'vertical';
|
||||
}
|
||||
return '';
|
||||
}
|
||||
|
||||
/**
|
||||
* @description 重置参数
|
||||
*/
|
||||
const resetTouchStatus = () => {
|
||||
touch.direction = '';
|
||||
touch.deltaX = 0;
|
||||
touch.deltaY = 0;
|
||||
touch.offsetX = 0;
|
||||
touch.offsetY = 0;
|
||||
}
|
||||
|
||||
/**
|
||||
* @description 触发
|
||||
*/
|
||||
const touchStart = (event: any) => {
|
||||
resetTouchStatus();
|
||||
const events = event.touches[0];
|
||||
touch.startX = events.clientX;
|
||||
touch.startY = events.clientY;
|
||||
}
|
||||
|
||||
/**
|
||||
* @description 移动
|
||||
*/
|
||||
const touchMove = (event: any) => {
|
||||
const events = event.touches[0];
|
||||
touch.deltaX = events.clientX - touch.startX;
|
||||
touch.deltaY = events.clientY - touch.startY;
|
||||
touch.offsetX = Math.abs(touch.deltaX);
|
||||
touch.offsetY = Math.abs(touch.deltaY);
|
||||
touch.direction =
|
||||
touch.direction || getDirection(touch.offsetX, touch.offsetY);
|
||||
}
|
||||
|
||||
return {
|
||||
touch,
|
||||
resetTouchStatus,
|
||||
touchStart,
|
||||
touchMove
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,23 @@
|
|||
/**
|
||||
* @description 获取元素节点信息（在组件中的元素必须要传ctx）
|
||||
* @param { String } selector 选择器 '.app' | '#app'
|
||||
* @param { Boolean } all 是否多选
|
||||
* @param { ctx } context 当前组件实例
|
||||
*/
|
||||
export const getRect = (selector: string, all: boolean = false, context?: any) => {
|
||||
return new Promise((resolve, reject) => {
|
||||
let qurey = uni.createSelectorQuery()
|
||||
if (context) {
|
||||
qurey = uni.createSelectorQuery().in(context)
|
||||
}
|
||||
qurey[all ? 'selectAll' : 'select'](selector).boundingClientRect(function(rect) {
|
||||
if (all && Array.isArray(rect) && rect.length) {
|
||||
return resolve(rect)
|
||||
}
|
||||
if (!all && rect) {
|
||||
return resolve(rect)
|
||||
}
|
||||
reject('找不到元素')
|
||||
}).exec()
|
||||
})
|
||||
}
|
||||
Loading…
Reference in New Issue