tiny-vue_version0/examples/sites/demos/pc/app/mind-map/export-data.vue

120 lines
2.9 KiB
Vue

<template>
<div>
<tiny-button @click="exportData">导出数据</tiny-button>
<tiny-button @click="importData" :loading="loading">导入示例数据</tiny-button>
<tiny-button @click="clearData" :loading="loading">清空数据</tiny-button>
<tiny-mind-map class="demo-mind-map-date" ref="mindmap" @create="onCreate" v-model="exampleData" />
</div>
</template>
<script>
import { MindMap, Button, Modal } from '@opentiny/vue'
export default {
components: {
TinyMindMap: MindMap,
TinyButton: Button
},
data() {
return {
render: null,
exampleData: {
'nodeData': {
'id': 'c9ee6647385c42de',
'topic': '前端修仙指南',
'root': true,
'children': [
{
'topic': 'Handfirst html and css',
'id': 'c9ee977189f3b1f1'
},
{
'topic': '高程',
'id': 'c9ee9a4e8f3f83c5'
},
{
'topic': 'Javascript权威指南',
'id': 'c9ee9b8e87958282'
},
{
'topic': '算法 第四版',
'id': 'c9eea19c874d331f'
},
{
'topic': '大话数据结构',
'id': 'c9eea8d788441a71'
},
{
'topic': '算法导论',
'id': 'c9eeac4c84aaba37'
},
{
'topic': '编译原理',
'id': 'c9eeadee881cf229'
},
{
'topic': '宫水三叶的刷题日记',
'id': 'c9eec88a85d8ff76'
}
]
}
},
loading: false
}
},
methods: {
onCreate(instance) {
this.render = instance
},
exportData() {
if (this.render) {
Modal.message({ message: '数据已经输出于控制台, 请打开控制台查看', status: 'info' })
console.log(this.render.getData())
}
},
importData() {
if (this.render) {
const fn = async () => {
return new Promise((resolve) => {
setTimeout(() => {
if (this.render) {
this.render.init(this.exampleData)
}
resolve(null)
}, 1000)
})
}
this.loading = true
fn().finally(() => (this.loading = false))
}
},
clearData() {
this.loading = true
const clearNodeData = {
'nodeData': {
'id': 'c9ee6647385c42de',
'topic': '我的子节点被清空啦~',
'root': true,
'children': []
}
}
try {
this.render.init(clearNodeData)
this.render.refresh(clearNodeData)
} finally {
this.loading = false
}
}
}
}
</script>
<style scoped>
.demo-mind-map-date {
width: 100%;
height: 400px;
margin-top: 10px;
}
</style>