DebugElement

class 试验性的

class DebugElement extends DebugNode { constructor(nativeNode: any, parent: any, _debugContext: DebugContext) name: string properties: {...} attributes: {...} classes: {...} styles: {...} childNodes: DebugNode[] nativeElement: any get children: DebugElement[] addChild(child: DebugNode) removeChild(child: DebugNode) insertChildrenAfter(child: DebugNode, newChildren: DebugNode[]) insertBefore(refChild: DebugNode, newChild: DebugNode): void query(predicate: Predicate<DebugElement>): DebugElement queryAll(predicate: Predicate<DebugElement>): DebugElement[] queryAllNodes(predicate: Predicate<DebugNode>): DebugNode[] triggerEventHandler(eventName: string, eventObj: any) // 继承自 core/DebugNode constructor(nativeNode: any, parent: DebugNode | null, _debugContext: DebugContext) nativeNode: any listeners: EventListener[] parent: DebugElement | null get injector: Injector get componentInstance: any get context: any get references: {...} get providerTokens: any[] }

构造函数

constructor(nativeNode: any, parent: any, _debugContext: DebugContext)

参数

nativeNode	Type: `any`.
parent	Type: `any`.
_debugContext	Type: `DebugContext`.

属性

属性名	类型	说明
name	`string`
properties	`{ [key: string]: any; }`
attributes	`{ [key: string]: string \| null; }`
classes	`{ [key: string]: boolean; }`
styles	`{ [key: string]: string \| null; }`
childNodes	`DebugNode[]`
nativeElement	`any`
children	`DebugElement[]`	只读

方法

addChild()

addChild(child: DebugNode)

参数

child

Type: DebugNode.

removeChild()

removeChild(child: DebugNode)

参数

child

Type: DebugNode.

insertChildrenAfter()

insertChildrenAfter(child: DebugNode, newChildren: DebugNode[])

参数

child	Type: `DebugNode`.
newChildren	Type: `DebugNode[]`.

insertBefore()

insertBefore(refChild: DebugNode, newChild: DebugNode): void

参数

refChild	Type: `DebugNode`.
newChild	Type: `DebugNode`.

返回值

void

query()

query(predicate: Predicate<DebugElement>): DebugElement

参数

predicate

Type: Predicate.

返回值

DebugElement

queryAll()

queryAll(predicate: Predicate<DebugElement>): DebugElement[]

参数

predicate

Type: Predicate.

返回值

DebugElement[]

queryAllNodes()

queryAllNodes(predicate: Predicate<DebugNode>): DebugNode[]

参数

predicate

Type: Predicate.

返回值

DebugNode[]

triggerEventHandler()

triggerEventHandler(eventName: string, eventObj: any)

参数

eventName	Type: `string`.
eventObj	Type: `any`.

构造函数link

参数

属性link

方法link

addChild() link

参数

removeChild() link

参数

insertChildrenAfter() link

参数

insertBefore() link

参数

返回值

query() link

参数

返回值

queryAll() link

参数

返回值

queryAllNodes() link

参数

返回值

triggerEventHandler() link

参数

构造函数

属性

方法

addChild()

removeChild()

insertChildrenAfter()

insertBefore()

query()

queryAll()

queryAllNodes()

triggerEventHandler()