<template>
|
<div class="top-right-btn" :style="style">
|
<el-row>
|
<el-tooltip class="item" effect="dark" :content="showSearch ? '隐藏搜索' : '显示搜索'" placement="top" v-if="search">
|
<el-button size="mini" circle icon="el-icon-search" @click="toggleSearch()" />
|
</el-tooltip>
|
<el-tooltip class="item" effect="dark" content="刷新" placement="top">
|
<el-button size="mini" circle icon="el-icon-refresh" @click="refresh()" />
|
</el-tooltip>
|
<el-tooltip class="item" effect="dark" content="显隐列" placement="top" v-if="Object.keys(columns).length > 0">
|
<el-button size="mini" circle icon="el-icon-menu" @click="showColumn()" v-if="showColumnsType == 'transfer'"/>
|
<el-dropdown trigger="click" :hide-on-click="false" style="padding-left: 12px" v-if="showColumnsType == 'checkbox'">
|
<el-button size="mini" circle icon="el-icon-menu" />
|
<el-dropdown-menu slot="dropdown">
|
<!-- 全选/反选 按钮 -->
|
<el-dropdown-item>
|
<el-checkbox :indeterminate="isIndeterminate" v-model="isChecked" @change="toggleCheckAll"> 列展示 </el-checkbox>
|
</el-dropdown-item>
|
<div class="check-line"></div>
|
<template v-for="(item, key) in columns">
|
<el-dropdown-item :key="key">
|
<el-checkbox v-model="item.visible" @change="checkboxChange($event, key)" :label="item.label" />
|
</el-dropdown-item>
|
</template>
|
</el-dropdown-menu>
|
</el-dropdown>
|
</el-tooltip>
|
</el-row>
|
<el-dialog :title="title" :visible.sync="open" append-to-body>
|
<el-transfer
|
:titles="['显示', '隐藏']"
|
v-model="value"
|
:data="transferData"
|
@change="dataChange"
|
></el-transfer>
|
</el-dialog>
|
</div>
|
</template>
|
|
<script>
|
import cache from '@/plugins/cache'
|
|
export default {
|
name: "RightToolbar",
|
data() {
|
return {
|
// 显隐数据
|
value: [],
|
// 弹出层标题
|
title: "显示/隐藏",
|
// 是否显示弹出层
|
open: false
|
}
|
},
|
props: {
|
/* 是否显示检索条件 */
|
showSearch: {
|
type: Boolean,
|
default: true
|
},
|
/* 显隐列信息（数组格式、对象格式） */
|
columns: {
|
type: [Array, Object],
|
default: () => ({})
|
},
|
/* 是否显示检索图标 */
|
search: {
|
type: Boolean,
|
default: true
|
},
|
/* 显隐列类型（transfer穿梭框、checkbox复选框） */
|
showColumnsType: {
|
type: String,
|
default: "checkbox"
|
},
|
/* 右外边距 */
|
gutter: {
|
type: Number,
|
default: 10
|
},
|
/* 列显隐状态记忆的 localStorage key（传入则启用记忆，不传则不记忆） */
|
storageKey: {
|
type: String,
|
default: ""
|
}
|
},
|
computed: {
|
style() {
|
const ret = {}
|
if (this.gutter) {
|
ret.marginRight = `${this.gutter / 2}px`
|
}
|
return ret
|
},
|
isChecked: {
|
get() {
|
return Array.isArray(this.columns) ? this.columns.every((col) => col.visible) : Object.values(this.columns).every((col) => col.visible)
|
},
|
set() {}
|
},
|
isIndeterminate() {
|
return Array.isArray(this.columns) ? this.columns.some((col) => col.visible) && !this.isChecked : Object.values(this.columns).some((col) => col.visible) && !this.isChecked
|
},
|
transferData() {
|
if (Array.isArray(this.columns)) {
|
return this.columns.map((item, index) => ({ key: index, label: item.label }))
|
} else {
|
return Object.keys(this.columns).map((key, index) => ({ key: index, label: this.columns[key].label }))
|
}
|
}
|
},
|
created() {
|
// 如果传入了 storageKey，从 localStorage 恢复列显隐状态
|
if (this.storageKey) {
|
try {
|
const saved = cache.local.getJSON(this.storageKey)
|
if (saved && typeof saved === 'object') {
|
if (Array.isArray(this.columns)) {
|
this.columns.forEach((col, index) => {
|
if (saved[index] !== undefined) col.visible = saved[index]
|
})
|
} else {
|
Object.keys(this.columns).forEach(key => {
|
if (saved[key] !== undefined) this.columns[key].visible = saved[key]
|
})
|
}
|
}
|
} catch (e) {}
|
}
|
if (this.showColumnsType == 'transfer') {
|
// transfer穿梭显隐列初始默认隐藏列
|
if (Array.isArray(this.columns)) {
|
for (let item in this.columns) {
|
if (this.columns[item].visible === false) {
|
this.value.push(parseInt(item))
|
}
|
}
|
} else {
|
Object.keys(this.columns).forEach((key, index) => {
|
if (this.columns[key].visible === false) {
|
this.value.push(index)
|
}
|
})
|
}
|
}
|
},
|
methods: {
|
// 搜索
|
toggleSearch() {
|
let el = this.$el
|
let formEl = null
|
while ((el = el.parentElement) && el !== document.body) {
|
if ((formEl = el.querySelector('.el-form'))) break
|
}
|
if (!formEl) return this.$emit('update:showSearch', !this.showSearch)
|
this._animateSearch(formEl, this.showSearch)
|
},
|
// 搜索栏动画
|
_animateSearch(el, isHide) {
|
const DURATION = 260
|
const TRANSITION = 'max-height 0.25s ease, opacity 0.2s ease'
|
const clear = () => Object.assign(el.style, { transition: '', maxHeight: '', opacity: '', overflow: '' })
|
Object.assign(el.style, { overflow: 'hidden', transition: '' })
|
if (isHide) {
|
Object.assign(el.style, { maxHeight: el.scrollHeight + 'px', opacity: '1', transition: TRANSITION })
|
requestAnimationFrame(() => Object.assign(el.style, { maxHeight: '0', opacity: '0' }))
|
setTimeout(() => { this.$emit('update:showSearch', false); clear() }, DURATION)
|
} else {
|
this.$emit('update:showSearch', true)
|
this.$nextTick(() => {
|
Object.assign(el.style, { maxHeight: '0', opacity: '0' })
|
requestAnimationFrame(() => requestAnimationFrame(() => {
|
Object.assign(el.style, { transition: TRANSITION, maxHeight: el.scrollHeight + 'px', opacity: '1' })
|
}))
|
setTimeout(clear, DURATION)
|
})
|
}
|
},
|
// 刷新
|
refresh() {
|
this.$emit("queryTable")
|
},
|
// 右侧列表元素变化
|
dataChange(data) {
|
if (Array.isArray(this.columns)) {
|
for (let item in this.columns) {
|
const key = this.columns[item].key
|
this.columns[item].visible = !data.includes(key)
|
}
|
} else {
|
Object.keys(this.columns).forEach((key, index) => {
|
this.columns[key].visible = !data.includes(index)
|
})
|
}
|
this.saveStorage()
|
},
|
// 打开显隐列dialog
|
showColumn() {
|
this.open = true
|
},
|
// 单勾选
|
checkboxChange(event, key) {
|
if (Array.isArray(this.columns)) {
|
this.columns.filter(item => item.key == key)[0].visible = event
|
} else {
|
this.columns[key].visible = event
|
}
|
this.saveStorage()
|
},
|
// 切换全选/反选
|
toggleCheckAll() {
|
const newValue = !this.isChecked
|
if (Array.isArray(this.columns)) {
|
this.columns.forEach((col) => (col.visible = newValue))
|
} else {
|
Object.values(this.columns).forEach((col) => (col.visible = newValue))
|
}
|
this.saveStorage()
|
},
|
// 将当前列显隐状态持久化到 localStorage
|
saveStorage() {
|
if (!this.storageKey) return
|
try {
|
let state = {}
|
if (Array.isArray(this.columns)) {
|
this.columns.forEach((col, index) => { state[index] = col.visible })
|
} else {
|
Object.keys(this.columns).forEach(key => { state[key] = this.columns[key].visible })
|
}
|
cache.local.setJSON(this.storageKey, state)
|
} catch (e) {}
|
}
|
},
|
}
|
</script>
|
|
<style lang="scss" scoped>
|
::v-deep .el-transfer__button {
|
border-radius: 50%;
|
padding: 12px;
|
display: block;
|
margin-left: 0px;
|
}
|
::v-deep .el-transfer__button:first-child {
|
margin-bottom: 10px;
|
}
|
.check-line {
|
width: 90%;
|
height: 1px;
|
background-color: #ccc;
|
margin: 3px auto;
|
}
|
</style>
|
