@rxap/tree/docs/markdown/classes/TreeComponent.md

This package provides a tree component and data source for Angular applications. It includes features such as searching, filtering, and displaying hierarchical data. The package also offers directives for customizing the content of tree nodes.

[**@rxap/tree v19.0.4**](../README.md)

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[@rxap/tree](../globals.md) / TreeComponent

# Class: TreeComponent\<Data\>

Defined in: [tree/src/lib/tree.component.ts:90](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L90)

## Type Parameters

• **Data** *extends* `WithIdentifier` & `WithChildren` = `any`

## Implements

- `OnInit`
- `AfterContentInit`

## Constructors

### new TreeComponent()

> **new TreeComponent**\<`Data`\>(`viewContainerRef`, `cdr`, `contentEditableMethod`, `renderer`, `elementRef`, `searchForm`): [`TreeComponent`](TreeComponent.md)\<`Data`\>

Defined in: [tree/src/lib/tree.component.ts:138](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L138)

#### Parameters

##### viewContainerRef

`ViewContainerRef`

##### cdr

`ChangeDetectorRef`

##### contentEditableMethod

`null` | `Method`\<`any`, `null` \| `string`\>

##### renderer

`Renderer2`

##### elementRef

`ElementRef`\<`HTMLElement`\>

##### searchForm

`null` | [`SearchForm`](SearchForm.md)\<`unknown`\>

#### Returns

[`TreeComponent`](TreeComponent.md)\<`Data`\>

## Properties

### content?

> `optional` **content**: [`TreeContentDirective`](TreeContentDirective.md)

Defined in: [tree/src/lib/tree.component.ts:110](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L110)

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### contentEditableMethod?

> `optional` **contentEditableMethod**: `null` \| `Method`\<`any`, `null` \| `string`\>

Defined in: [tree/src/lib/tree.component.ts:96](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L96)

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### dataSource

> **dataSource**: [`TreeDataSource`](TreeDataSource.md)\<`Data`\>

Defined in: [tree/src/lib/tree.component.ts:94](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L94)

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### details

> **details**: `EventEmitter`\<`any`\>

Defined in: [tree/src/lib/tree.component.ts:116](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L116)

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### dividerOffset

> **dividerOffset**: `string` = `'256px'`

Defined in: [tree/src/lib/tree.component.ts:118](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L118)

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### getIcon?

> `optional` **getIcon**: `NodeGetIconFunction`\<`any`\>

Defined in: [tree/src/lib/tree.component.ts:100](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L100)

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### getStyle?

> `optional` **getStyle**: `NodeGetStyleFunction`\<`any`\>

Defined in: [tree/src/lib/tree.component.ts:104](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L104)

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### getType?

> `optional` **getType**: `NodeGetTypeFunction`\<`any`\>

Defined in: [tree/src/lib/tree.component.ts:102](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L102)

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### hasDetails?

> `optional` **hasDetails**: `NodeHasDetailsFunction`\<`any`\>

Defined in: [tree/src/lib/tree.component.ts:108](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L108)

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### hideLeafIcon

> **hideLeafIcon**: `boolean` = `false`

Defined in: [tree/src/lib/tree.component.ts:112](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L112)

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### id?

> `optional` **id**: `string`

Defined in: [tree/src/lib/tree.component.ts:114](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L114)

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### multiple

> **multiple**: `boolean` = `false`

Defined in: [tree/src/lib/tree.component.ts:106](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L106)

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### portal

> **portal**: `null` \| `TemplatePortal`\<`any`\> = `null`

Defined in: [tree/src/lib/tree.component.ts:119](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L119)

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### searchForm

> `readonly` **searchForm**: `null` \| [`SearchForm`](SearchForm.md)\<`unknown`\>

Defined in: [tree/src/lib/tree.component.ts:150](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L150)

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### showTreeNavigation

> `readonly` **showTreeNavigation**: `WritableSignal`\<`boolean`\>

Defined in: [tree/src/lib/tree.component.ts:123](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L123)

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### toDisplay?

> `optional` **toDisplay**: `NodeToDisplayFunction`\<`any`\>

Defined in: [tree/src/lib/tree.component.ts:98](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L98)

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### treeContainer

> **treeContainer**: `ElementRef`

Defined in: [tree/src/lib/tree.component.ts:121](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L121)

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### treeControl

> **treeControl**: `FlatTreeControl`\<`Node`\<`Data`, `any`\>\>

Defined in: [tree/src/lib/tree.component.ts:92](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L92)

## Accessors

### cacheId

#### Get Signature

> **get** **cacheId**(): `string`

Defined in: [tree/src/lib/tree.component.ts:160](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L160)

##### Returns

`string`

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### nodeDisplayEditable

#### Get Signature

> **get** **nodeDisplayEditable**(): `boolean`

Defined in: [tree/src/lib/tree.component.ts:156](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L156)

##### Returns

`boolean`

## Methods

### getLevel()

> **getLevel**(`node`): `number`

Defined in: [tree/src/lib/tree.component.ts:164](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L164)

#### Parameters

##### node

`Node`\<`Data`\>

#### Returns

`number`

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### hasChild()

> **hasChild**(`_`, `nodeData`): `boolean`

Defined in: [tree/src/lib/tree.component.ts:168](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L168)

#### Parameters

##### \_

`number`

##### nodeData

`Node`\<`Data`\>

#### Returns

`boolean`

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### isExpandable()

> **isExpandable**(`node`): `boolean`

Defined in: [tree/src/lib/tree.component.ts:166](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L166)

#### Parameters

##### node

`Node`\<`Data`\>

#### Returns

`boolean`

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### ngAfterContentInit()

> **ngAfterContentInit**(): `void`

Defined in: [tree/src/lib/tree.component.ts:194](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L194)

A callback method that is invoked immediately after
Angular has completed initialization of all of the directive's
content.
It is invoked only once when the directive is instantiated.

#### Returns

`void`

#### Implementation of

`AfterContentInit.ngAfterContentInit`

***

### ngOnInit()

> **ngOnInit**(): `void`

Defined in: [tree/src/lib/tree.component.ts:170](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L170)

A callback method that is invoked immediately after the
default change detector has checked the directive's
data-bound properties for the first time,
and before any of the view or content children have been checked.
It is invoked only once when the directive is instantiated.

#### Returns

`void`

#### Implementation of

`OnInit.ngOnInit`

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### onContentEditableChange()

> **onContentEditableChange**(`value`, `node`): `any`

Defined in: [tree/src/lib/tree.component.ts:220](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L220)

#### Parameters

##### value

`null` | `string`

##### node

`Node`\<`Data`\>

#### Returns

`any`

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### onMousedown()

> **onMousedown**(): `void`

Defined in: [tree/src/lib/tree.component.ts:225](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L225)

#### Returns

`void`

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### onMousemove()

> **onMousemove**(`$event`): `void`

Defined in: [tree/src/lib/tree.component.ts:235](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L235)

#### Parameters

##### $event

`MouseEvent`

#### Returns

`void`

***

### onMouseup()

> **onMouseup**(): `void`

Defined in: [tree/src/lib/tree.component.ts:230](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L230)

#### Returns

`void`

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### openDetails()

> **openDetails**(`node`): `void`

Defined in: [tree/src/lib/tree.component.ts:205](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L205)

#### Parameters

##### node

`Node`\<`Data`\>

#### Returns

`void`

***

### toggleTreeNavigation()

> **toggleTreeNavigation**(): `void`

Defined in: [tree/src/lib/tree.component.ts:249](https://gitlab.com/rxap/packages/-/blob/3eebed1be2bbb37bc0d65959f8fecbb850c0b8aa/packages/angular/tree/src/lib/tree.component.ts#L249)

#### Returns

`void`