环境:
"dependencies": {
"axios": "^0.19.0",
"element-ui": "^2.9.2",
"vue": "^2.6.10",
"vue-clipboard2": "^0.3.1",
"vue-json-pretty": "^1.7.1",
"vue-router": "^3.0.3",
"vuex": "^3.1.0",
},
"devDependencies": {
"@vue/cli-plugin-babel": "^3.5.5",
"@vue/cli-plugin-eslint": "^3.5.1",
"@vue/cli-service": "^3.5.3",
"babel-eslint": "^10.0.1",
"eslint": "^5.16.0",
"eslint-plugin-vue": "^5.0.0-0",
"file-saver": "^2.0.2",
"node-sass": "^4.14.1",
"sass-loader": "^7.1.0",
"script-loader": "^0.7.2",
"vue-cli-plugin-element": "^1.0.1",
"vue-template-compiler": "^2.6.10"
},
问题:elementUI中有日期范围组件,月份范围选择的,就是没有年份范围选择的,需要加一个类似风格的。
先看月份的范围选择效果:
在看实际实现效果(因为我们主题是自定义风格,所以颜色有些差异,可以调整):
<template>
<div class="yearPicker" ref="yearPicker" :style="{ width: width + 'px' }">
<div class="_inner labelText" :style="{ width: labelWidth + 'px' }">{{ labelText }}</div>
<input class="_inner" ref="inputLeft" v-model="startShowYear" @focus="onFocus" type="text" @click="clickInput"
name="yearInput" @input="checkStartInput($event)" placeholder="选择年份" />
<span>{{ sp }}</span>
<input class="_inner" ref="inputRight" v-model="endShowYear" @focus="onFocus" type="text" @click="clickInput"
name="yearInput" @input="checkEndInput($event)" placeholder="选择年份" />
<div class="_inner floatPanel" v-if="showPanel">
<div class="_inner leftPanel">
<div class="_inner panelHead">
<i class="_inner el-icon-d-arrow-left" @click="onClickLeft"></i>
{{ leftYearList[0] + "-" + leftYearList[9] }}
</div>
<div class="_inner panelContent">
<div v-for="item in leftYearList" :class="{
disabled: checkValidYear(item)!= 0,
oneSelected: item === startYear && oneSelected,
startSelected: item === startYear,
endSelected: item === endYear,
_inner: true,
betweenSelected: item > startYear && item < endYear
}" :key="item">
<a :class="{
cell: true,
_inner: true,
selected: item === startYear || item === endYear
}" @click="onClickItem(item)" @mouseover="onHoverItem(item)">
{{ item }}
</a>
</div>
</div>
</div>
<div class="_inner rightPanel">
<div class="_inner panelHead">
<i class="_inner el-icon-d-arrow-right" @click="onClickRight"></i>
{{ rightYearList[0] + "-" + rightYearList[9] }}
</div>
<div class="_inner panelContent">
<div :class="{
disabled: checkValidYear(item) != 0,
startSelected: item === startYear,
endSelected: item === endYear,
betweenSelected: item > startYear && item < endYear
}" v-for="item in rightYearList" :key="item">
<a :class="{
cell: true,
_inner: true,
selected: item === endYear || item === startYear
}" @click="onClickItem(item)" @mouseover="onHoverItem(item)">
{{ item }}
</a>
</div>
</div>
</div>
</div>
</div>
</template>
<script>
const SELECT_STATE = {
unselect: 0,
selecting: 1,
selected: 2,
};
export default {
name: "YearPicker",
computed: {
oneSelected() {
return (
this.curState === SELECT_STATE.selecting &&
(this.startYear === this.endYear || this.endYear == null)
);
},
startDate() {
return this.startYear;
},
leftYearList() {
return this.yearList.slice(0, 10);
},
rightYearList() {
return this.yearList.slice(10, 20);
}
},
props: {
width: {
default: 200,
},
labelWidth: {
default: 80,
},
labelText: {
default: "时间标签",
},
sp: {
default: "至",
},
initYear: {
default: null,
},
},
data() {
return {
itemBg: {},
startShowYear: null,
endShowYear: null,
yearList: [],
showPanel: false,
startYear: null,
endYear: null,
curYear: 0,
curSelectedYear: 0,
curState: SELECT_STATE.unselect,
};
},
methods: {
checkValidYear(iYear) {
if (this.initYear) {
if (iYear > this.initYear.endYear) {
return 1
} else if (iYear < this.initYear.startYear) {
return -1
}
}
return 0
},
checkStartInput(event) {
if (isNaN(this.startShowYear)) {
this.startShowYear = this.startYear;
} else {
this.startYear = this.startShowYear * 1;
}
},
checkEndInput() {
if (isNaN(this.endShowYear)) {
this.endShowYear = this.endYear;
} else {
this.endYear = this.endShowYear * 1;
}
},
changeYear() {
if (this.startYear > this.endYear) {
let tmp = this.endYear;
this.endYear = this.startYear;
this.startYear = tmp;
}
if (this.initYear) {
this.startYear = Math.max(this.startYear, this.initYear.startYear)
this.endYear = Math.min(this.endYear, this.initYear.endYear)
}
this.startShowYear = this.startYear;
this.endShowYear = this.endYear;
if (this.startYear && this.endYear) {
this.$emit("updateTimeRange", {
startYear: this.startYear,
endYear: this.endYear + ""
});
} else {
console.warn("WARN:年份不合法", this.startYear, this.endYear);
}
},
onHoverItem(iYear) {
if (this.checkValidYear(iYear) != 0) {
return;
}
if (this.curState === SELECT_STATE.selecting) {
let tmpStart = this.curSelectedYear;
this.endYear = Math.max(tmpStart, iYear);
this.startYear = Math.min(tmpStart, iYear);
}
},
onClickItem(iYear) {
if (this.checkValidYear(iYear) != 0) {
return;
}
if (
this.curState === SELECT_STATE.unselect ||
this.curState === SELECT_STATE.selected
) {
this.startYear = iYear;
this.curSelectedYear = iYear;
this.endYear = null;
this.curState = SELECT_STATE.selecting;
} else if (this.curState === SELECT_STATE.selecting) {
this.endShowYear = this.endYear;
this.startShowYear = this.startYear;
this.curState = SELECT_STATE.selected;
this.$emit("updateTimeRange", {
startYear: this.startYear,
endYear: this.endYear,
});
setTimeout(() => {
//为动画留的时间,可优化
this.showPanel = false;
}, 300);
}
},
onFocus() {
this.$nextTick(() => {
this.showPanel = true;
});
},
clickInput(e) {
e.stopPropagation();
return false;
},
updateYearList() {
let iStart = Math.floor(this.curYear / 10) * 10 - 10;
iStart = iStart < 0 ? 0 : iStart;
this.yearList = [];
for (let index = 0; index < 20; index++) {
this.yearList.push(iStart + index);
}
},
checkValidYear(iYear) {
if (this.initYear) {
if (iYear > this.initYear.endYear) {
return 1
} else if (iYear < this.initYear.startYear) {
return -1
}
}
return 0
},
closePanel(e) {
if (!this.showPanel) {
return;
}
if (typeof e.target.className !== "string" || e.target.className === "") {
this.$nextTick(() => {
this.changeYear();
this.showPanel = false;
});
return;
}
if (
e.target.className.indexOf("_inner") === -1 ||
(e.target.name === "yearInput" &&
e.target !== this.$refs.inputLeft &&
e.target !== this.$refs.inputRight)
) {
this.$nextTick(() => {
this.changeYear();
this.showPanel = false;
});
}
e.stopPropagation();
return false;
},
onClickLeft() {
this.curYear = this.curYear * 1 - 10;
this.updateYearList();
},
onClickRight() {
this.curYear = this.curYear * 1 + 10;
this.updateYearList();
},
//------------------对外接口------------------------
// //直接传时间戳
// setYear(startYearStamp, endYearStamp) {
// if (!isNaN(startYearStamp) && !isNaN(endYearStamp)) {
// let startYear = moment(startYearStamp).format("yyyy");
// let endYear = moment(endYearStamp).format("yyyy");
// this.startYear = startYear * 1;
// this.endYear = endYear * 1;
// this.endShowYear = endYear * 1;
// this.startShowYear = startYear * 1;
// }
// },
},
created() {
this.curYear = new Date().getFullYear();
this.updateYearList();
},
beforeUnmount() {
document.removeEventListener("click", this.closePanel.bind(this));
},
mounted() {
document.addEventListener("click", this.closePanel.bind(this));
},
};
</script>
<style lang="scss" scoped>
.yearPicker {
font-size: 14px;
display: flex;
position: relative;
transition: all 0.3s;
input {
text-align: center;
}
input:first-child {
text-align: right;
}
background-color: #fff;
.labelText {
text-align: center;
}
span {
padding: 0 8px;
height: 32px;
line-height: 32px;
}
border: 1px solid #eff1f3;
height: 34px;
line-height: 34px;
border-radius: 4px;
padding: 0 28px 0 8px;
box-sizing: border-box;
.floatPanel {
>div {
width: 50%;
}
padding: 0 16px;
position: absolute;
display: flex;
background-color: #fff;
z-index: 2000;
border-radius: 4px;
width: 650px;
height: 250px;
top: 40px;
left: -10px;
box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
.panelContent {
display: flex;
flex-wrap: wrap;
width: 100%;
height: calc(100% - 70px);
.disabled {
color: #ccc;
}
.oneSelected {
border-top-right-radius: 24px;
border-bottom-right-radius: 24px;
}
.startSelected {
background-color: #f6f6f7;
border-top-left-radius: 24px;
border-bottom-left-radius: 24px;
}
.endSelected {
background-color: #f6f6f7;
border-top-right-radius: 24px;
border-bottom-right-radius: 24px;
}
.betweenSelected {
background-color: #f6f6f7;
}
>div {
width: 75px;
height: 48px;
line-height: 48px;
margin: 3px 0;
// border-radius: 24px;
text-align: center;
a {
display: inline-block;
width: 60px;
height: 36px;
cursor: pointer;
line-height: 36px;
border-radius: 18px;
}
.selected {
background-color: #3e77fc;
color: #fff;
}
}
}
.panelHead {
position: relative;
height: 46px;
line-height: 46px;
text-align: center;
i {
position: absolute;
cursor: pointer;
&:hover {
color: #3e77fc;
}
}
}
.rightPanel {
padding-left: 8px;
}
.leftPanel .panelHead i {
left: 20px;
top:15px;
}
.rightPanel .panelHead i {
right: 20px;
top:15px;
}
}
.floatPanel::before {
content: "";
height: 100%;
position: absolute;
left: 50%;
width: 1px;
border-left: 1px solid #e4e4e4;
}
}
input {
width: 60px;
border: none;
height: 32px;
line-height: 32px;
box-sizing: border-box;
background-color: transparent;
}
input:focus {
outline: none;
background-color: transparent;
}
.yearPicker:hover {
border-color: #3e77fc;
}
.dateIcon {
position: absolute;
right: 16px;
top: 9px;
color: #adb2bc;
}
</style>
调用方式:
<YearPicker
labelText="统计期"
:width="300"
:label-width="80"
:initYear="dateValue2"
@updateTimeRange="updateStatisticYear"
/>
dateValue2调整为对象: dateValue2:{startYear:2000, endYear: new Date().getFullYear()},
updateTimeRange是选中之后的回调
updateStatisticYear(startYear, endYear){
console.log("看看回调:", startYear, endYear)
},
2023/12/19更新:1,修复输入逻辑紊乱的bug。
2,处理scss版本不支持box-shadow rgb的bug 。
3,处理回调和传参都使用年份
4,优化点击关闭的效果
5,新增可选年份区间(区间外禁止点击和选择,同时校正输入)
6,删除了主动调用接口(看有没有需要,有需要后续处理一下)
7,删除了第三方库的依赖
新增vue3 Element Plus支持:跳转电梯:http://t.csdnimg.cn/7rYpH(旧版本链接失效)
2024/8/12更新链接::http://t.csdnimg.cn/0KPBF