Device1078Tree.vue
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<template>
<div class="device-tree-main-box">
<div id="DeviceTree" style="width: 100%;height: 100%; background-color: #FFFFFF; overflow: auto">
<el-container>
<el-header>设备列表</el-header>
<el-main style="background-color: #ffffff;">
<el-input
placeholder="输入关键字进行过滤"
v-model="filterText">
</el-input>
<el-tree
class="filter-tree"
:data="treeData"
:props="defaultProps"
:default-expanded-keys="expandedKeys"
node-key="id"
ref="tree"
:highlight-current="true"
:filter-node-method="filterNode"
:check-strictly="true"
@node-click="nodeClick"
@node-contextmenu="nodeContextmenu"
:expand-on-click-node="false"
@node-expand="handleNodeExpand"
@node-collapse="handleNodeCollapse"
style="margin-top: 10px"
>
<span class="custom-tree-node" slot-scope="{ node, data }">
<el-tooltip :disabled="data.abnormalStatus === undefined"
:visible="tooltipVisible && hoveredNode === data" placement="right"
>
<div slot="content" style="line-height: 23px">
<b style="font-size: medium;margin-bottom: 10px">{{ `车牌号: ${data.carPlate}` }}</b><br>
状态: <span class="status green" v-if="data.abnormalStatus === 1"><span class="dot"></span> 在线</span>
<span class="status red" v-else-if="data.abnormalStatus === 20"><span class="dot"></span> 离线</span>
<span v-else> 未接入</span><br>
</div>
<span v-if="data.abnormalStatus !== undefined && data.children && data.abnormalStatus === 1">
<i class="el-icon-location" style="color: #409EFF"></i>{{ `${data.name}（在线）` }}
</span>
<span v-if="data.abnormalStatus !== undefined && data.abnormalStatus === 20">
<i class="el-icon-location" style="color: #909399"></i>{{ `${data.name}（离线）` }}
</span>
<span v-if="data.abnormalStatus !== undefined && data.abnormalStatus === 10">
<i class="el-icon-location" style="color: #909399"></i>{{ `${data.name}（未接入）` }}
</span>
<span v-if="data.abnormalStatus === undefined && data.children && data.children.length > 0 ">
{{ `${data.name}（${data.onlineData.length}/${data.children.length}）` }}
</span>
<span v-if="data.abnormalStatus === undefined && data.children && data.children.length === 0 ">
{{ `${data.name}（0/0）` }}
</span>
<span v-if="data.abnormalStatus === undefined && data.children === undefined ">
<i class="el-icon-video-camera-solid"> </i>{{ `${data.name}` }}
</span>
</el-tooltip>
</span>
</el-tree>
</el-main>
</el-container>
</div>
</div>
</template>
<script>
//这里可以导入其他文件（比如：组件，工具js，第三方插件js，json文件，图片文件等等）,
//例如：import 《组件名称》 from '《组件路径》,
export default {
//import引入的组件需要注入到对象中才能使用"
components: {},
props: {
//树 数据
treeData: {
type: Array,
default: []
},
},
data() {
//这里存放数据"
return {
//搜索值
filterText: '',
//默认的prop
defaultProps: {
label: 'name',
children: 'children',
},
pointsList: [],
expandedKeys: [],
tooltipVisible: false,
hoveredNode: null,
};
},
//计算属性 类似于data概念",
computed: {
},
//监控data中的数据变化",
watch: {
filterText(val) {
this.$refs.tree.filter(val);
},
treeData(val) {
console.log(val);
this.treeData = val
}
},
//方法集合",
methods: {
handleNodeExpand(data, node, el) {
if (!this.expandedKeys.includes(node.key)) {
this.expandedKeys.push(node.key);
}
},
handleNodeCollapse(data, node, el) {
const index = this.expandedKeys.indexOf(node.key);
if (index > -1) {
this.expandedKeys.splice(index, 1);
}
},
/**
* 模糊查询树
*/
filterNode(value, data, node) {
if (!value) return true;
return this.findSearKey(node, value)
},
/**
* 点击事件
*/
nodeClick(data, node, fun){
console.log(data)
console.log("node ===> ", node)
this.$emit('node-click', data, node);
},
nodeContextmenu(event, data, node, fun){
},
//递归搜索父级是否包含关键字
findSearKey(node, key) {
if (node.label.indexOf(key) !== -1) {
return true;
} else {
if (node.parent.parent == null) {
return false;
} else {
return this.findSearKey(node.parent, key);
}
}
},
},
//生命周期 - 创建完成（可以访问当前this实例）",
created() {
},
//生命周期 - 挂载完成（可以访问DOM元素）",
mounted() {
},
beforeCreate() {
}, //生命周期 - 创建之前",
beforeMount() {
}, //生命周期 - 挂载之前",
beforeUpdate() {
}, //生命周期 - 更新之前",
updated() {
}, //生命周期 - 更新之后",
beforeDestroy() {
}, //生命周期 - 销毁之前",
destroyed() {
}, //生命周期 - 销毁完成",
activated() {
} //如果页面有keep-alive缓存功能，这个函数会触发",
};
</script>
<style>
/* 覆盖默认高亮背景色 */
.el-tree--highlight-current .el-tree-node.is-current > .el-tree-node__content {
background-color: #ffd591 !important; /* 橙色示例 */
}
.el-tree-node.is-current > .el-tree-node__content .el-tree-node__label {
font-weight: bold;
color: #1890ff;
}
.dot {
width: 10px;
height: 10px;
border-radius: 50%;
display: inline-block;
}
.green .dot {
background-color: #28a745;
}
.red .dot {
background-color: #dc3545;
}
</style>