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微信小程序日歷組件使用方法詳解

更新時間：2018年12月29日 08:31:56 作者：dahuworld

這篇文章主要為大家詳細介紹了微信小程序日歷組件的使用方法，具有一定的參考價值，感興趣的小伙伴們可以參考一下

這個日歷采用小程序組件化開發(fā)，有興趣的同學(xué)可以引用本組件（怎么引用不多贅述，自行去微信小程序開發(fā)api了解）

wxml

<!--pages/components/calender.wxml-->
<view class='calender'>
<view class='operate'>
<text catchtap='reduce'>減少</text>
<text catchtap="add">增加</text>
</view>
<view class='year'>
<text>{{year}}年</text>
<text>{{currentMonth}}月</text>
</view>
<view class='week'>
<block wx:for="{{weekArr}}" wx:key="{{index}}">
<text>{{item}}</text>
</block>
</view>
<view class='date'>
<block wx:for="{{dateArr}}" wx:key="{{index}}">
<text>{{item-(weekNum-1)<=0?"":item-(weekNum-1)>yearMonth[currentMonth-1]?"":item-(weekNum-1)}}</text>
</block>
</view>
</view>

js

// pages/components/calender.js
Component({
data:{
weekArr:["日","一","二","三","四","五","六"],
yearMonth:[],
rowNum:"",
dateArr:[],
currentMonth:"",
year:"",
weekNum:""
},
created:function(){},
attached:function(){
let T = new Date()
this.setData({
currentMonth: T.getMonth() + 1,
year: T.getFullYear()
})
//判斷閏年
let yeartype = (this.data.year % 4 == 0) && (this.data.year % 100 != 0 || this.data.year % 400 == 0)
if ( yeartype ){
this.setData({
yearMonth: [31, 29 , 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
})
}else{
this.setData({
yearMonth: [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
})
}
let currentMonthDay = this.data.year + "-" + this.data.currentMonth +"-01"
let weekStr = ""
this.setData({
weekNum: new Date(currentMonthDay).getDay(),
rowNum: Math.ceil((this.data.yearMonth[this.data.currentMonth] + new Date(currentMonthDay).getDay())/7)
})
for( let i=0 ; i<this.data.rowNum ; i++ ){
for( let j = 0 ; j<7 ; j++ ){
this.data.dateArr.push(i*7+j)
}
}
this.setData({
dateArr:this.data.dateArr
})
},
methods:{
//獲取下一個月份
add:function(){
this.triggerEvent("addone")
this.setData({
dateArr: []
})
if (this.data.currentMonth==12 ){
this.setData({
currentMonth: 1,
year:this.data.year+1
})
}else{
this.setData({
currentMonth: this.data.currentMonth + 1
})
}
let currentMonthDay = this.data.year + "-" + this.data.currentMonth + "-01"
let weekStr = ""
this.setData({
weekNum: new Date(currentMonthDay).getDay(),
rowNum: Math.ceil((this.data.yearMonth[this.data.currentMonth-1] + new Date(currentMonthDay).getDay()) / 7)
})
for (let i = 0; i < this.data.rowNum; i++) {
for (let j = 0; j < 7; j++) {
this.data.dateArr.push(i * 7 + j)
}
}
this.setData({
dateArr: this.data.dateArr
})
},
//獲取上一個月份
reduce:function(){
this.triggerEvent("reduceone")
this.setData({
dateArr:[]
})
if (this.data.currentMonth == 1) {
this.setData({
currentMonth: 12,
year: this.data.year - 1
})
} else {
this.setData({
currentMonth: this.data.currentMonth - 1
})
}
let currentMonthDay = this.data.year + "-" + this.data.currentMonth + "-01"
let weekStr = ""
this.setData({
weekNum: new Date(currentMonthDay).getDay(),
rowNum: Math.ceil((this.data.yearMonth[this.data.currentMonth-1] + new Date(currentMonthDay).getDay()) / 7)
})
for (let i = 0; i < this.data.rowNum; i++) {
for (let j = 0; j < 7; j++) {
this.data.dateArr.push(i * 7 + j)
}
}
this.setData({
dateArr: this.data.dateArr
})
console.log(this.data.dateArr)
}
}
})

wxss

/* pages/components/calender.wxss */
.operate{
width:100%;
display: flex;
flex-direction: row;
justify-content: space-around;
font-size: 32rpx;
color:#000;
padding-bottom: 40rpx;
}
.year{
padding:0 30%;
display: flex;
flex-direction: row;
justify-content: space-around;
font-size:32rpx;
color:#404040;
margin-bottom: 40rpx;
}
.calender{
display: flex;
flex-direction: column;
padding:0 4.5%;
width:91%;
border-top:1rpx solid #eaeaea;
padding-top:30rpx;
color:#404040;
}
.calender .week{
display: flex;
flex-direction: row;
}
.calender .week text{
width:14%;
text-align: center;
font-size:26rpx;
}
.calender .date text{
width:14%;
display: inline-block;
text-align: center;
font-size:26rpx;
color:#000;
}

以上就是本文的全部內(nèi)容，希望對大家的學(xué)習(xí)有所幫助，也希望大家多多支持腳本之家。

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