2020-07-28 10:03:53 +08:00
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---
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title: Tree 树形选择框
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2020-07-29 16:20:21 +08:00
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description:
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2020-07-28 10:03:53 +08:00
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type: 0
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group: null
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menuName: Tree 树形选择框
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2020-07-29 16:20:21 +08:00
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icon:
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2020-07-28 10:03:53 +08:00
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order: 59
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---
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## 基本使用
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配置的`options`中,可以通过`children`字段进行嵌套展示,实现树形选择器
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2021-01-07 23:35:03 +08:00
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```schema: scope="body"
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2020-07-28 10:03:53 +08:00
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{
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"type": "form",
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2021-01-19 10:20:09 +08:00
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"api": "https://3xsw4ap8wah59.cfc-execute.bj.baidubce.com/api/amis-mock/mock2/form/saveForm",
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2020-07-28 10:03:53 +08:00
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"controls": [
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{
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"type": "tree",
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"name": "tree",
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"label": "Tree",
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"options": [
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{
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"label": "Folder A",
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"value": 1,
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"children": [
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{
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"label": "file A",
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"value": 2
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},
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{
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2021-04-09 15:25:43 +08:00
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"label": "Folder B",
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"value": 3,
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"children": [
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{
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"label": "file b1",
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"value": 3.1
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},
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{
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"label": "file b2",
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"value": 3.2
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}
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]
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2020-07-28 10:03:53 +08:00
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}
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]
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},
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{
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"label": "file C",
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"value": 4
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},
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{
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"label": "file D",
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"value": 5
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}
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]
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}
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]
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}
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```
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## 选择器样式
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配置`"type": "tree-select"`可以实现选择器样式
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2021-01-07 23:35:03 +08:00
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```schema: scope="body"
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2020-07-28 10:03:53 +08:00
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{
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"type": "form",
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2021-01-19 10:20:09 +08:00
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"api": "https://3xsw4ap8wah59.cfc-execute.bj.baidubce.com/api/amis-mock/mock2/form/saveForm",
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2020-07-28 10:03:53 +08:00
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"controls": [
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{
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"type": "tree-select",
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"name": "tree",
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"label": "Tree",
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"options": [
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{
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"label": "Folder A",
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"value": 1,
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"children": [
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{
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"label": "file A",
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"value": 2
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},
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{
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"label": "file B",
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"value": 3
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}
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]
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},
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{
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"label": "file C",
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"value": 4
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},
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{
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"label": "file D",
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"value": 5
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}
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]
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}
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]
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}
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```
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2021-04-09 15:25:43 +08:00
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## 是否显示展开线
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> 1.1.6 版本
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通过 `showOutline` 来控制是否显示展开线。
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```schema: scope="body"
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{
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"type": "form",
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"api": "https://3xsw4ap8wah59.cfc-execute.bj.baidubce.com/api/amis-mock/mock2/form/saveForm",
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"controls": [
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{
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"type": "tree",
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"name": "tree",
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"label": "Tree",
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"showOutline": true,
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"options": [
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{
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"label": "Folder A",
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"value": 1,
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"children": [
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{
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"label": "file A",
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"value": 2
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},
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{
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"label": "Folder B",
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"value": 3,
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"children": [
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{
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"label": "file b1",
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"value": 3.1
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},
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{
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"label": "file b2",
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"value": 3.2
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}
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]
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}
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]
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},
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{
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"label": "file C",
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"value": 4
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},
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{
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"label": "file D",
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"value": 5
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}
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]
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}
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]
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}
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```
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2020-07-28 10:03:53 +08:00
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## 选中父节点是否自动选中子节点
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默认选中父节点会自动选中子节点,可以设置`"cascade": true`,不自动选中子节点
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2021-01-07 23:35:03 +08:00
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```schema: scope="body"
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2020-07-28 10:03:53 +08:00
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{
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"type": "form",
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"debug": true,
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2021-01-19 10:20:09 +08:00
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"api": "https://3xsw4ap8wah59.cfc-execute.bj.baidubce.com/api/amis-mock/mock2/form/saveForm",
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2020-07-28 10:03:53 +08:00
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"controls": [
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{
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"type": "tree",
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"name": "tree1",
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"label": "默认自动选中子节点",
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"multiple": true,
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"options": [
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{
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"label": "A",
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"value": "a"
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},
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{
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"label": "B",
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"value": "b",
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"children": [
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{
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"label": "B-1",
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"value": "b-1"
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},
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{
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"label": "B-2",
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"value": "b-2"
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},
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{
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"label": "B-3",
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"value": "b-3"
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}
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]
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},
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{
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"label": "C",
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"value": "c"
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}
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]
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},
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{
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"type": "divider"
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},
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{
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"type": "tree",
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"name": "tree2",
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"label": "不自动选中子节点",
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"multiple": true,
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"cascade": true,
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"options": [
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{
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"label": "A",
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"value": "a"
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},
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{
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"label": "B",
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"value": "b",
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"children": [
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{
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"label": "B-1",
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"value": "b-1"
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},
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{
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"label": "B-2",
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"value": "b-2"
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},
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{
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"label": "B-3",
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"value": "b-3"
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}
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]
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},
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{
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"label": "C",
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"value": "c"
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}
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]
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}
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]
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}
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```
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## 选中父节点,值是否包含子节点
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默认选中父节点,是不会带上子节点的值,想要自动带上子节点的值,那么配置`"withChildren": true`
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2021-01-07 23:35:03 +08:00
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```schema: scope="body"
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2020-07-28 10:03:53 +08:00
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{
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"type": "form",
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"debug": true,
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2021-01-19 10:20:09 +08:00
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"api": "https://3xsw4ap8wah59.cfc-execute.bj.baidubce.com/api/amis-mock/mock2/form/saveForm",
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2020-07-28 10:03:53 +08:00
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"controls": [
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{
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"type": "tree",
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"name": "tree1",
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"label": "默认不自动带上子节点的值",
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"multiple": true,
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"options": [
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{
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"label": "A",
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"value": "a"
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},
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{
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"label": "B",
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"value": "b",
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"children": [
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{
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"label": "B-1",
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"value": "b-1"
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},
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{
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"label": "B-2",
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"value": "b-2"
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},
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{
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"label": "B-3",
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"value": "b-3"
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}
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]
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},
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{
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"label": "C",
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"value": "c"
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}
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]
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},
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{
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"type": "divider"
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},
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{
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"type": "tree",
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"name": "tree2",
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"label": "自动带上子节点的值",
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"multiple": true,
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"withChildren": true,
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"options": [
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{
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"label": "A",
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"value": "a"
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},
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{
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"label": "B",
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"value": "b",
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"children": [
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{
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"label": "B-1",
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"value": "b-1"
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},
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{
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"label": "B-2",
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"value": "b-2"
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},
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{
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"label": "B-3",
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"value": "b-3"
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}
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]
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},
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{
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"label": "C",
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"value": "c"
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}
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]
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}
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]
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}
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```
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也可以设置`onlyChildren`,实现只包含子节点的值
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2021-01-07 23:35:03 +08:00
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```schema: scope="body"
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2020-07-28 10:03:53 +08:00
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{
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"type": "form",
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"debug": true,
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2021-01-19 10:20:09 +08:00
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"api": "https://3xsw4ap8wah59.cfc-execute.bj.baidubce.com/api/amis-mock/mock2/form/saveForm",
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2020-07-28 10:03:53 +08:00
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"controls": [
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{
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"type": "tree",
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"name": "tree1",
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"label": "默认不自动带上子节点的值",
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"multiple": true,
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"options": [
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{
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"label": "A",
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"value": "a"
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},
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{
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"label": "B",
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"value": "b",
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|
|
|
"children": [
|
|
|
|
|
{
|
|
|
|
|
"label": "B-1",
|
|
|
|
|
"value": "b-1"
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "B-2",
|
|
|
|
|
"value": "b-2"
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "B-3",
|
|
|
|
|
"value": "b-3"
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "C",
|
|
|
|
|
"value": "c"
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"type": "divider"
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"type": "tree",
|
|
|
|
|
"name": "tree2",
|
|
|
|
|
"label": "只包含子节点的值",
|
|
|
|
|
"multiple": true,
|
|
|
|
|
"onlyChildren": true,
|
|
|
|
|
"options": [
|
|
|
|
|
{
|
|
|
|
|
"label": "A",
|
|
|
|
|
"value": "a"
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "B",
|
|
|
|
|
"value": "b",
|
|
|
|
|
"children": [
|
|
|
|
|
{
|
|
|
|
|
"label": "B-1",
|
|
|
|
|
"value": "b-1"
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "B-2",
|
|
|
|
|
"value": "b-2"
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "B-3",
|
|
|
|
|
"value": "b-3"
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "C",
|
|
|
|
|
"value": "c"
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
}
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
## 默认展开
|
|
|
|
|
|
|
|
|
|
默认是展开所有子节点的,如果不想默认展开,则配置`"initiallyOpen": false`
|
|
|
|
|
|
2021-01-07 23:35:03 +08:00
|
|
|
|
```schema: scope="body"
|
2020-07-28 10:03:53 +08:00
|
|
|
|
{
|
|
|
|
|
"type": "form",
|
|
|
|
|
"debug": true,
|
2021-01-19 10:20:09 +08:00
|
|
|
|
"api": "https://3xsw4ap8wah59.cfc-execute.bj.baidubce.com/api/amis-mock/mock2/form/saveForm",
|
2020-07-28 10:03:53 +08:00
|
|
|
|
"controls": [
|
|
|
|
|
{
|
|
|
|
|
"type": "tree",
|
|
|
|
|
"name": "tree1",
|
|
|
|
|
"label": "默认不自动带上子节点的值",
|
|
|
|
|
"initiallyOpen": false,
|
|
|
|
|
"options": [
|
|
|
|
|
{
|
|
|
|
|
"label": "A",
|
|
|
|
|
"value": "a"
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "B",
|
|
|
|
|
"value": "b",
|
|
|
|
|
"children": [
|
|
|
|
|
{
|
|
|
|
|
"label": "B-1",
|
|
|
|
|
"value": "b-1"
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "B-2",
|
|
|
|
|
"value": "b-2"
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "B-3",
|
|
|
|
|
"value": "b-3"
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "C",
|
|
|
|
|
"value": "c"
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
}
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
如果层级较多,也可以配置`unfoldedLevel`指定展开的层级数。
|
|
|
|
|
|
2020-07-29 16:20:21 +08:00
|
|
|
|
下例中设置`"unfoldedLevel": 1`,默认展开第 1 层
|
2020-07-28 10:03:53 +08:00
|
|
|
|
|
2021-01-07 23:35:03 +08:00
|
|
|
|
```schema: scope="body"
|
2020-07-28 10:03:53 +08:00
|
|
|
|
{
|
|
|
|
|
"type": "form",
|
|
|
|
|
"debug": true,
|
2021-01-19 10:20:09 +08:00
|
|
|
|
"api": "https://3xsw4ap8wah59.cfc-execute.bj.baidubce.com/api/amis-mock/mock2/form/saveForm",
|
2020-07-28 10:03:53 +08:00
|
|
|
|
"controls": [
|
|
|
|
|
{
|
|
|
|
|
"type": "tree",
|
|
|
|
|
"name": "tree1",
|
|
|
|
|
"label": "默认不自动带上子节点的值",
|
|
|
|
|
"initiallyOpen": false,
|
|
|
|
|
"unfoldedLevel": 1,
|
|
|
|
|
"options": [
|
|
|
|
|
{
|
|
|
|
|
"label": "A",
|
|
|
|
|
"value": "a"
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "B",
|
|
|
|
|
"value": "b",
|
|
|
|
|
"children": [
|
|
|
|
|
{
|
|
|
|
|
"label": "B-1",
|
|
|
|
|
"value": "b-1"
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "B-2",
|
|
|
|
|
"value": "b-2",
|
|
|
|
|
"children": [
|
|
|
|
|
{
|
|
|
|
|
"label": "B-2-1",
|
|
|
|
|
"value": "b-2-1"
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "B-2-2",
|
|
|
|
|
"value": "b-2-2"
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "B-2-3",
|
|
|
|
|
"value": "b-2-3"
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "B-3",
|
|
|
|
|
"value": "b-3"
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "C",
|
|
|
|
|
"value": "c"
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
}
|
|
|
|
|
```
|
|
|
|
|
|
2020-11-18 21:52:50 +08:00
|
|
|
|
## 可编辑
|
|
|
|
|
|
|
|
|
|
配置 `creatable`、`removable` 和 `editable` 可以实现树可编辑。
|
|
|
|
|
|
2021-01-07 23:35:03 +08:00
|
|
|
|
```schema: scope="body"
|
2020-11-18 21:52:50 +08:00
|
|
|
|
{
|
|
|
|
|
"type": "form",
|
2021-01-19 10:20:09 +08:00
|
|
|
|
"api": "https://3xsw4ap8wah59.cfc-execute.bj.baidubce.com/api/amis-mock/mock2/form/saveForm",
|
2020-11-18 21:52:50 +08:00
|
|
|
|
"controls": [
|
|
|
|
|
{
|
|
|
|
|
"type": "tree",
|
|
|
|
|
"name": "tree",
|
|
|
|
|
"label": "Tree",
|
|
|
|
|
"creatable": true,
|
|
|
|
|
"removable": true,
|
|
|
|
|
"editable": true,
|
|
|
|
|
"options": [
|
|
|
|
|
{
|
|
|
|
|
"label": "Folder A",
|
|
|
|
|
"value": 1,
|
|
|
|
|
"children": [
|
|
|
|
|
{
|
|
|
|
|
"label": "file A",
|
|
|
|
|
"value": 2
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "file B",
|
|
|
|
|
"value": 3
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "file C",
|
|
|
|
|
"value": 4
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "file D",
|
|
|
|
|
"value": 5
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
}
|
|
|
|
|
```
|
|
|
|
|
|
2021-04-22 16:42:37 +08:00
|
|
|
|
## 懒加载
|
|
|
|
|
|
|
|
|
|
> since 1.1.6
|
|
|
|
|
|
|
|
|
|
需要懒加载的选项请配置 `defer` 为 true,然后配置 `deferApi` 即可完成懒加载。如果不配置 `deferApi` 会使用 `source` 接口。
|
2021-04-22 22:02:48 +08:00
|
|
|
|
`deferApi` 中可以用到当前选项中的任何字段,比如以下这个例子是把 label 传给了 defer 接口
|
2021-04-22 16:42:37 +08:00
|
|
|
|
|
|
|
|
|
```schema: scope="body"
|
|
|
|
|
{
|
|
|
|
|
"type": "form",
|
|
|
|
|
"api": "https://3xsw4ap8wah59.cfc-execute.bj.baidubce.com/api/amis-mock/mock2/form/saveForm",
|
|
|
|
|
"controls": [
|
|
|
|
|
{
|
|
|
|
|
"type": "tree",
|
|
|
|
|
"name": "tree",
|
|
|
|
|
"label": "Tree",
|
|
|
|
|
"deferApi": "https://3xsw4ap8wah59.cfc-execute.bj.baidubce.com/api/amis-mock/mock2/form/deferOptions?label=${label}&waitSeconds=2",
|
|
|
|
|
"options": [
|
|
|
|
|
{
|
|
|
|
|
"label": "Folder A",
|
|
|
|
|
"value": 1,
|
|
|
|
|
"collapsed": true,
|
|
|
|
|
"children": [
|
|
|
|
|
{
|
|
|
|
|
"label": "file A",
|
|
|
|
|
"value": 2
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "file B",
|
|
|
|
|
"value": 3
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "这下面是懒加载的",
|
|
|
|
|
"value": 4,
|
|
|
|
|
"defer": true
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
"label": "file D",
|
|
|
|
|
"value": 5
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
}
|
|
|
|
|
```
|
|
|
|
|
|
2020-07-28 10:03:53 +08:00
|
|
|
|
## 属性表
|
|
|
|
|
|
|
|
|
|
当做选择器表单项使用时,除了支持 [普通表单项属性表](./formitem#%E5%B1%9E%E6%80%A7%E8%A1%A8) 中的配置以外,还支持下面一些配置
|
|
|
|
|
|
2021-05-13 10:09:57 +08:00
|
|
|
|
| 属性名 | 类型 | 默认值 | 说明 |
|
|
|
|
|
| ---------------------- | -------------------------------------------- | ---------------- | ------------------------------------------------------------------------------------------------------------------- |
|
|
|
|
|
| options | `Array<object>`或`Array<string>` | | [选项组](./options#%E9%9D%99%E6%80%81%E9%80%89%E9%A1%B9%E7%BB%84-options) |
|
|
|
|
|
| source | `string`或 [API](../../../../docs/types/api) | | [动态选项组](./options#%E5%8A%A8%E6%80%81%E9%80%89%E9%A1%B9%E7%BB%84-source) |
|
|
|
|
|
| autoComplete | [API](../../../../docs/types/api) | | [自动提示补全](./options#%E8%87%AA%E5%8A%A8%E8%A1%A5%E5%85%A8-autocomplete) |
|
|
|
|
|
| multiple | `boolean` | `false` | 是否多选 |
|
|
|
|
|
| delimeter | `string` | `false` | [拼接符](./options#%E6%8B%BC%E6%8E%A5%E7%AC%A6-delimiter) |
|
|
|
|
|
| labelField | `string` | `"label"` | [选项标签字段](./options#%E9%80%89%E9%A1%B9%E6%A0%87%E7%AD%BE%E5%AD%97%E6%AE%B5-labelfield) |
|
|
|
|
|
| valueField | `string` | `"value"` | [选项值字段](./options#%E9%80%89%E9%A1%B9%E5%80%BC%E5%AD%97%E6%AE%B5-valuefield) |
|
|
|
|
|
| joinValues | `boolean` | `true` | [拼接值](./options#%E6%8B%BC%E6%8E%A5%E5%80%BC-joinvalues) |
|
|
|
|
|
| extractValue | `boolean` | `false` | [提取值](./options#%E6%8F%90%E5%8F%96%E5%A4%9A%E9%80%89%E5%80%BC-extractvalue) |
|
|
|
|
|
| creatable | `boolean` | `false` | [新增选项](./options#%E5%89%8D%E7%AB%AF%E6%96%B0%E5%A2%9E-creatable) |
|
|
|
|
|
| addControls | Array<[表单项](./formitem)> | | [自定义新增表单项](./options#%E8%87%AA%E5%AE%9A%E4%B9%89%E6%96%B0%E5%A2%9E%E8%A1%A8%E5%8D%95%E9%A1%B9-addcontrols) |
|
|
|
|
|
| addApi | [API](../../../docs/types/api) | | [配置新增选项接口](./options#%E9%85%8D%E7%BD%AE%E6%96%B0%E5%A2%9E%E6%8E%A5%E5%8F%A3-addapi) |
|
|
|
|
|
| editable | `boolean` | `false` | [编辑选项](./options#%E5%89%8D%E7%AB%AF%E7%BC%96%E8%BE%91-editable) |
|
|
|
|
|
| editControls | Array<[表单项](./formitem)> | | [自定义编辑表单项](./options#%E8%87%AA%E5%AE%9A%E4%B9%89%E7%BC%96%E8%BE%91%E8%A1%A8%E5%8D%95%E9%A1%B9-editcontrols) |
|
|
|
|
|
| editApi | [API](../../../docs/types/api) | | [配置编辑选项接口](./options#%E9%85%8D%E7%BD%AE%E7%BC%96%E8%BE%91%E6%8E%A5%E5%8F%A3-editapi) |
|
|
|
|
|
| removable | `boolean` | `false` | [删除选项](./options#%E5%88%A0%E9%99%A4%E9%80%89%E9%A1%B9) |
|
|
|
|
|
| deleteApi | [API](../../../docs/types/api) | | [配置删除选项接口](./options#%E9%85%8D%E7%BD%AE%E5%88%A0%E9%99%A4%E6%8E%A5%E5%8F%A3-deleteapi) |
|
|
|
|
|
| searchable | `boolean` | `false` | 是否可检索,仅在 type 为 `tree-select` 的时候生效 |
|
|
|
|
|
| hideRoot | `boolean` | `true` | 如果想要显示个顶级节点,请设置为 `false` |
|
|
|
|
|
| rootLabel | `boolean` | `"顶级"` | 当 `hideRoot` 不为 `false` 时有用,用来设置顶级节点的文字。 |
|
|
|
|
|
| showIcon | `boolean` | `true` | 是否显示图标 |
|
|
|
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| showRadio | `boolean` | `false` | 是否显示单选按钮,`multiple` 为 `false` 是有效。 |
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| initiallyOpen | `boolean` | `true` | 设置是否默认展开所有层级。 |
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| unfoldedLevel | `number` | `0` | 设置默认展开的级数,只有`initiallyOpen`不是`true`时生效。 |
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| cascade | `boolean` | `false` | 当选中父节点时不自动选择子节点。 |
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| withChildren | `boolean` | `false` | 选中父节点时,值里面将包含子节点的值,否则只会保留父节点的值。 |
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| onlyChildren | `boolean` | `false` | 多选时,选中父节点时,是否只将其子节点加入到值中。 |
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| rootCreatable | `boolean` | `false` | 是否可以创建顶级节点 |
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| rootCreateTip | `string` | `"添加一级节点"` | 创建顶级节点的悬浮提示 |
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| minLength | `number` | | 最少选中的节点数 |
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| maxLength | `number` | | 最多选中的节点数 |
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| treeContainerClassName | `string` | | tree 最外层容器类名 |
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