微信小程序可滑动月日历组件使用详解
乐正迪
本文向大家介绍微信小程序可滑动月日历组件使用详解，包括了微信小程序可滑动月日历组件使用详解的使用技巧和注意事项，需要的朋友参考一下
微信小程序可滑动月日历组件
此日历可进行左右滑动，展示签到打卡信息，和大家分享一下。
如果样式变形，请检查是否有共用样式起冲突
展示一下效果图
在components组件文件夹下新建calendarMonth文件夹
直接上代码吧：
index.wxml
<!--components/calendar/index.wxml-->
<view class='month'>
<!-- <view class='arrow' bindtap='prevMonth'>《 </view> -->
<view>
<picker mode="date" value="{{date}}" start="2015-09" end="2020-09" fields='month' bindchange="bindDateChange">
<view >
{{date}}
</view>
</picker>
</view>
<!-- <view class='arrow' bindtap='nextMonth'> 》</view> -->
</view>
<view class='container'>
<view class='calendar flex column s-center'>
<view class='week-row flex m-around wid100'>
<view class='grid' wx:for="{{week}}" wx:key='item'>{{item}}</view>
</view>
<swiper class='swpier-box' circular="true" current="{{swiperIndex}}" bindchange='swiperChange'>
<swiper-item class='flex m-around days-table '>
<view wx:for="{{calendar.first}}" wx:for-item='x' wx:key='x.date'
class='grid fw {{x.month === month?"":"notCurrent"}} {{x.date === today?"today":""}} {{x.date == beSelectDate ? "choice":""}}' data-month='{{x.month}}' data-day='{{x.day}}' data-date='{{x.date}}' bindtap='bindDayTap'>
<view class='view {{x.year+"-"+x.month+"-"+x.day === date+"-01"?"choice2":""}}'>{{x.date === today?'今天':x.day}}</view>
<block wx:if="{{workerClockData.length>0}}">
<view wx:for="{{workerClockData}}" wx:key="{{index}}">
<text class='da' wx:if="{{x.year+'-'+x.month+'-'+x.day==item.clockDate}}">记</text>
<text class='da2'wx:if="{{x.year+'-'+x.month+'-'+x.day==item.clockDate}}">+{{item.actualDayWage}}</text>
</view>
</block>
</view>
</swiper-item>
<swiper-item class='flex m-around days-table '>
<view wx:for="{{calendar.second}}" wx:for-item='x' wx:key='x.date'
class='grid fw {{x.month === month?"":"notCurrent"}} {{x.date === today?"today":""}} {{x.date == beSelectDate ? "choice":""}}' data-month='{{x.month}}' data-day='{{x.day}}' data-date='{{x.date}}' data-test='{{(year + "-" +month + "-" + day)}}' bindtap='bindDayTap'>
<view class='view {{x.year+"-"+x.month+"-"+x.day === date+"-01"?"choice2":""}}'>{{x.date === today?'今天':x.day}}</view>
<block wx:if="{{workerClockData.length>0}}">
<view wx:for="{{workerClockData}}" wx:key="{{index}}">
<text class='da' wx:if="{{x.year+'-'+x.month+'-'+x.day==item.clockDate}}">记</text>
<text class='da2'wx:if="{{x.year+'-'+x.month+'-'+x.day==item.clockDate}}">+{{item.actualDayWage}}</text>
</view>
</block>
</view>
</swiper-item>
<swiper-item class='flex m-around days-table'>
<view wx:for="{{calendar.third}}" wx:for-item='x' wx:key='x.date'
class='grid fw {{x.date === today?"today":""}} {{x.date == beSelectDate ? "choice":""}}' data-month='{{x.month}}' data-day='{{x.day}}' data-date='{{x.date}}' bindtap='bindDayTap'>
<view class='view {{x.year+"-"+x.month+"-"+x.day === date+"-01"?"choice2":""}}{{x.month === month?"":"notCurrent"}}'>{{x.date === today?'今天':x.day}}</view>
<block wx:if="{{workerClockData.length>0}}">
<view wx:for="{{workerClockData}}" wx:key="{{index}}">
<text class='da' wx:if="{{x.year+'-'+x.month+'-'+x.day==item.clockDate}}">记</text>
<text class='da2'wx:if="{{x.year+'-'+x.month+'-'+x.day==item.clockDate}}">+{{item.actualDayWage}}</text>
</view>
</block>
</view>
</swiper-item>
<swiper-item class='flex m-around days-table '>
<view wx:for="{{calendar.fourth}}" wx:for-item='x' wx:key='x.date'
class='grid fw {{x.month === month?"":"notCurrent"}} {{x.date === today?"today":""}} {{x.date == beSelectDate ? "choice":""}}' data-month='{{x.month}}' data-day='{{x.day}}' data-date='{{x.date}}' bindtap='bindDayTap'>
<view class='view {{x.year+"-"+x.month+"-"+x.day === date+"-01"?"choice2":""}}'>{{x.date === today?'今天':x.day}}</view>
<block wx:if="{{workerClockData.length>0}}">
<view wx:for="{{workerClockData}}" wx:key="{{index}}">
<text class='da' wx:if="{{x.year+'-'+x.month+'-'+x.day==item.clockDate}}">记</text>
<text class='da2'wx:if="{{x.year+'-'+x.month+'-'+x.day==item.clockDate}}">+{{item.actualDayWage}}</text>
</view>
</block>
</view>
</swiper-item>
</swiper>
</view>
</view>
index.wxss
/* pages/calendar/calendar.wxss */
.container{
width: 100%;
height: auto;
padding: 6rpx;
font-size: 28rpx;
}
.month{
width: 100%;
height: 100rpx;
display: flex;
align-items: center;
justify-content: center;
font-size: 32rpx;
color:#333333;
font-weight: 700;
border-bottom: 1px solid #f5f5f5;
}
.days-table {
flex-wrap: wrap;
align-content: flex-start;
}
.wid100{
width: 100%;
}
.calendar{
z-index:10000;
}
.grid {
/* width: 107.14rpx; */
height: 100rpx;
text-align: center;
line-height: 100rpx;
font-size:.7rem;
color:#333333;
flex: 1;
}
.today {
color: red;
}
.grid view {
height:85rpx;
line-height: 85rpx;
width:85rpx;
flex: 1
}
.choice2 {
/* border-radius: 50%; */
background: silver;
background-position:center;
color: white;
}
.choice .view{
flex: 1;
border-radius: 50%;
background: #88a1fd;
background-position:center;
color: white;
display: flex;
align-items: center;
justify-content: center
}
.fw {
font-weight: 700;
font-size: 28rpx;
position: relative;
}
.grid text.da{
display: flex;
width: 32rpx;
height: 32rpx;
position: absolute;
right:12rpx;
top:1rpx;
font-weight: 1000;
background: red;
border-radius: 50%;
overflow: hidden;
text-align: center;
line-height: 24rpx;
color: #ffffff;
font-size: 8px;
align-items: center;
justify-content: center
}
.grid text.da2 {
width: 100%;
height: 100%;
text-align: center;
font-size: 12px;
font-weight: 800;
color: red;
position: absolute;
bottom:-25rpx;
display: flex;
left: -4rpx;
align-items: center;
justify-content: center;
}
/* 非本月日期 */
.notCurrent {
color: silver;
font-weight: normal
}
.day-hover {
background: red;
}
.container .corred {
color: red;
}
.swpier-box {
height: 600rpx;
width: 100%;
}
.arrow {
width: 100rpx;
color: #88a1fd;
text-align: center;
}
.flex {
display: flex;
}
/* 轴向 */
.column {
flex-direction: column;
}
/* 主轴方向 */
.m-start {
justify-content: flex-start;
}
.m-end {
justify-content: flex-end;
}
.m-around {
justify-content: space-around;
display: grid;
grid-template-columns: 1fr 1fr 1fr 1fr 1fr 1fr 1fr;
}
.m-between {
justify-content: space-between;
}
.m-center {
justify-content: center;
}
/* 侧轴方向 */
.s-start {
align-items: flex-start;
}
.s-end {
align-items: flex-end;
}
.s-around {
align-items: space-around;
}
.s-between {
align-items: space-between;
}
.s-center {
align-items: center;
}
index.js
// components/calendar/index.js
let choose_year = null,
choose_month = null;
Component({
/**
* 组件的属性列表
*/
properties: {
workerClockData: {
type: Array,
observer: function (newVal, oldVal, changedPath) {
// console.log(newVal, oldVal, changedPath,this)
}
}
},
/**
* 组件的初始数据
*/
data: {
day: '',
year: '',
month: '',
date: '2017-01',
today: '',
week: ['日', '一', '二', '三', '四', '五', '六'],
calendar: {
first: [],
second: [],
third: [],
fourth: []
},
swiperMap: ['first', 'second', 'third', 'fourth'],
swiperIndex: 1,
showCaldenlar: false
},
ready: function () {
this.getinit()
},
/**
* 组件的方法列表
*/
methods: {
getinit() { //初始化
const date = new Date()
, month = this.formatMonth(date.getMonth() + 1)
, year = date.getFullYear()
, day = this.formatDay(date.getDate())
, today = `${year}-${month}-${day}`
let calendar = this.generateThreeMonths(year, month)
// console.log(calendar)
this.setData({
calendar,
month,
year,
day,
today,
beSelectDate: today,
date: `${year}-${month}`
})
},
showCaldenlar() {
this.setData({
showCaldenlar: !this.data.showCaldenlar
})
},
/**
*
* 左右滑动
* @param {any} e
*/
swiperChange(e) {
const lastIndex = this.data.swiperIndex
, currentIndex = e.detail.current
let flag = false
, { year, month, day, today, date, calendar, swiperMap } = this.data
, change = swiperMap[(lastIndex + 2) % 4]
, time = this.countMonth(year, month)
, key = 'lastMonth'
console.log(lastIndex, currentIndex)
if (lastIndex > currentIndex) {
lastIndex === 3 && currentIndex === 0
? flag = true
: null
} else {
lastIndex === 0 && currentIndex === 3
? null
: flag = true
}
if (flag) {
key = 'nextMonth'
}
console.log(key)
year = time[key].year
month = time[key].month
date = `${year}-${month}`
day = ''
if (today.indexOf(date) !== -1) {
day = today.slice(-2)
}
time = this.countMonth(year, month)
calendar[change] = null
calendar[change] = this.generateAllDays(time[key].year, time[key].month)
this.setData({
swiperIndex: currentIndex,
//文档上不推荐这么做，但是滑动并不会改变current的值，所以随之而来的计算会出错
year,
month,
date,
day,
calendar
})
// console.log(calendar)
},
/**
*
* 点击切换月份，生成本月视图以及临近两个月的视图
* @param {any} year
* @param {any} month
* @returns {object} calendar
*/
generateThreeMonths(year, month) {
let { swiperIndex, swiperMap, calendar } = this.data
, thisKey = swiperMap[swiperIndex]
, lastKey = swiperMap[swiperIndex - 1 === -1 ? 3 : swiperIndex - 1]
, nextKey = swiperMap[swiperIndex + 1 === 4 ? 0 : swiperIndex + 1]
, time = this.countMonth(year, month)
delete calendar[lastKey]
calendar[lastKey] = this.generateAllDays(time.lastMonth.year, time.lastMonth.month)
delete calendar[thisKey]
calendar[thisKey] = this.generateAllDays(time.thisMonth.year, time.thisMonth.month)
delete calendar[nextKey]
calendar[nextKey] = this.generateAllDays(time.nextMonth.year, time.nextMonth.month)
return calendar
},
bindDayTap(e) {
let { month, year } = this.data
, time = this.countMonth(year, month)
, tapMon = e.currentTarget.dataset.month
, day = e.currentTarget.dataset.day
if (tapMon == time.lastMonth.month) {
this.changeDate(time.lastMonth.year, time.lastMonth.month)
} else if (tapMon == time.nextMonth.month) {
this.changeDate(time.nextMonth.year, time.nextMonth.month)
} else {
this.setData({
day
})
}
let beSelectDate = e.currentTarget.dataset.date;
this.setData({
beSelectDate,
showCaldenlar: false
})
// console.log(beSelectDate)
},
bindDateChange(e) {
if (e.detail.value === this.data.date) {
return
}
const month = e.detail.value.slice(-2)
, year = e.detail.value.slice(0, 4)
this.changeDate(year, month)
},
prevMonth(e) {
let { year, month } = this.data
, time = this.countMonth(year, month)
this.changeDate(time.lastMonth.year, time.lastMonth.month)
},
nextMonth(e) {
let { year, month } = this.data
, time = this.countMonth(year, month)
this.changeDate(time.nextMonth.year, time.nextMonth.month)
},
/**
*
* 直接改变日期
* @param {any} year
* @param {any} month
*/
changeDate(year, month) {
let { day, today } = this.data
, calendar = this.generateThreeMonths(year, month)
, date = `${year}-${month}`
date.indexOf(today) === -1
? day = '01'
: day = today.slice(-2)
this.setData({
calendar,
day,
date,
month,
year,
})
},
/**
*
* 月份处理
* @param {any} year
* @param {any} month
* @returns
*/
countMonth(year, month) {
let lastMonth = {
month: this.formatMonth(parseInt(month) - 1)
}
, thisMonth = {
year,
month,
num: this.getNumOfDays(year, month)
}
, nextMonth = {
month: this.formatMonth(parseInt(month) + 1)
}
lastMonth.year = parseInt(month) === 1 && parseInt(lastMonth.month) === 12
? `${parseInt(year) - 1}`
: year + ''
lastMonth.num = this.getNumOfDays(lastMonth.year, lastMonth.month)
nextMonth.year = parseInt(month) === 12 && parseInt(nextMonth.month) === 1
? `${parseInt(year) + 1}`
: year + ''
nextMonth.num = this.getNumOfDays(nextMonth.year, nextMonth.month)
return {
lastMonth,
thisMonth,
nextMonth
}
},
currentMonthDays(year, month) {
const numOfDays = this.getNumOfDays(year, month)
return this.generateDays(year, month, numOfDays)
},
/**
* 生成上个月应显示的天
* @param {any} year
* @param {any} month
* @returns
*/
lastMonthDays(year, month) {
const lastMonth = this.formatMonth(parseInt(month) - 1)
, lastMonthYear = parseInt(month) === 1 && parseInt(lastMonth) === 12
? `${parseInt(year) - 1}`
: year
, lastNum = this.getNumOfDays(lastMonthYear, lastMonth) //上月天数
let startWeek = this.getWeekOfDate(year, month - 1, 1) //本月1号是周几
, days = []
if (startWeek == 7) {
return days
}
const startDay = lastNum - startWeek
return this.generateDays(lastMonthYear, lastMonth, lastNum, { startNum: startDay, notCurrent: true })
},
/**
* 生成下个月应显示天
* @param {any} year
* @param {any} month
* @returns
*/
nextMonthDays(year, month) {
const nextMonth = this.formatMonth(parseInt(month) + 1)
, nextMonthYear = parseInt(month) === 12 && parseInt(nextMonth) === 1
? `${parseInt(year) + 1}`
: year
, nextNum = this.getNumOfDays(nextMonthYear, nextMonth) //下月天数
let endWeek = this.getWeekOfDate(year, month) //本月最后一天是周几
, days = []
, daysNum = 0
if (endWeek == 6) {
return days
} else if (endWeek == 7) {
daysNum = 6
} else {
daysNum = 6 - endWeek
}
return this.generateDays(nextMonthYear, nextMonth, daysNum, { startNum: 1, notCurrent: true })
},
/**
*
* 生成一个月的日历
* @param {any} year
* @param {any} month
* @returns Array
*/
generateAllDays(year, month) {
let lastMonth = this.lastMonthDays(year, month)
, thisMonth = this.currentMonthDays(year, month)
, nextMonth = this.nextMonthDays(year, month)
, days = [].concat(lastMonth, thisMonth, nextMonth)
// console.log("jin")
// console.log(year, month, days)
return days
},
/**
*
* 生成日详情
* @param {any} year
* @param {any} month
* @param {any} daysNum
* @param {boolean} [option={
* startNum:1,
* grey: false
* }]
* @returns Array 日期对象数组
*/
generateDays(year, month, daysNum, option = {
startNum: 1,
notCurrent: false
}) {
const weekMap = ['一', '二', '三', '四', '五', '六', '日']
let days = []
for (let i = option.startNum; i <= daysNum; i++) {
let week = weekMap[new Date(year, month - 1, i).getUTCDay()]
let day = this.formatDay(i)
days.push({
date: `${year}-${month}-${day}`,
event: false,
day,
week,
month,
year
})
}
return days
},
/**
*
* 获取指定月第n天是周几 |
* 9月第1天： 2017, 08, 1 |
* 9月第31天：2017, 09, 0
* @param {any} year
* @param {any} month
* @param {number} [day=0] 0为最后一天，1为第一天
* @returns number 周 1-7,
*/
getWeekOfDate(year, month, day = 0) {
let dateOfMonth = new Date(year, month, 0).getUTCDay() + 1;
dateOfMonth == 7 ? dateOfMonth = 0 : '';
return dateOfMonth;
},
/**
*
* 获取本月天数
* @param {number} year
* @param {number} month
* @param {number} [day=0] 0为本月0最后一天的
* @returns number 1-31
*/
getNumOfDays(year, month, day = 0) {
return new Date(year, month, day).getDate()
},
/**
*
* 月份处理
* @param {number} month
* @returns format month MM 1-12
*/
formatMonth(month) {
let monthStr = ''
if (month > 12 || month < 1) {
monthStr = Math.abs(month - 12) + ''
} else {
monthStr = month + ''
}
monthStr = `${monthStr.length > 1 ? '' : '0'}${monthStr}`
return monthStr
},
formatDay(day) {
return `${(day + '').length > 1 ? '' : '0'}${day}`
}
}
})
调用组件
//json文件调用
"usingComponents": {
"calendarMonth": "../../components/calendarMonth/index"
}
页面调用组件
//workerClockData 传过去的数据 显示签到金额 和 记
<calendarMonth workerClockData="{{workerClockData}}"></calendarMonth>
要显示打卡数据要传入参数，格式为如下，格式为数组
更多精彩的日历效果请学习参考专题：javascript日历插件
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持小牛知识库。
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