--- id: "nodeobject" title: "NodeObject" sidebar_label: "NodeObject" --- ## Type parameters ▪ **Signals**: *[QObjectSignals](../interfaces/qobjectsignals.md)* ## Hierarchy ↳ [EventWidget](eventwidget.md)‹Signals› ↳ **NodeObject** ↳ [QObject](qobject.md) ↳ [QApplication](qapplication.md) ↳ [QMovie](qmovie.md) ↳ [NodeLayout](nodelayout.md) ↳ [YogaWidget](yogawidget.md) ↳ [QAction](qaction.md) ↳ [QButtonGroup](qbuttongroup.md) ↳ [QSystemTrayIcon](qsystemtrayicon.md) ↳ [QShortcut](qshortcut.md) ## Index ### Constructors * [constructor](nodeobject.md#constructor) ### Properties * [native](nodeobject.md#abstract-native) * [nodeChildren](nodeobject.md#nodechildren) * [nodeParent](nodeobject.md#optional-nodeparent) ### Methods * [addEventListener](nodeobject.md#addeventlistener) * [inherits](nodeobject.md#inherits) * [objectName](nodeobject.md#objectname) * [property](nodeobject.md#property) * [removeEventListener](nodeobject.md#removeeventlistener) * [setNodeParent](nodeobject.md#setnodeparent) * [setObjectName](nodeobject.md#setobjectname) * [setProperty](nodeobject.md#setproperty) ## Constructors ### constructor \+ **new NodeObject**(`native`: [NativeElement](../globals.md#nativeelement)): *[NodeObject](nodeobject.md)* *Inherited from [EventWidget](eventwidget.md).[constructor](eventwidget.md#constructor)* *Overrides [Component](component.md).[constructor](component.md#constructor)* **Parameters:** Name | Type | ------ | ------ | `native` | [NativeElement](../globals.md#nativeelement) | **Returns:** *[NodeObject](nodeobject.md)* ## Properties ### `Abstract` native • **native**: *[NativeElement](../globals.md#nativeelement)* *Inherited from [Component](component.md).[native](component.md#abstract-native)* ___ ### nodeChildren • **nodeChildren**: *Set‹[Component](component.md)›* *Inherited from [Component](component.md).[nodeChildren](component.md#nodechildren)* ___ ### `Optional` nodeParent • **nodeParent**? : *[Component](component.md)* *Inherited from [Component](component.md).[nodeParent](component.md#optional-nodeparent)* ## Methods ### addEventListener ▸ **addEventListener**<**SignalType**>(`signalType`: SignalType, `callback`: Signals[SignalType]): *void* *Inherited from [EventWidget](eventwidget.md).[addEventListener](eventwidget.md#addeventlistener)* **Type parameters:** ▪ **SignalType**: *keyof Signals* **Parameters:** Name | Type | Description | ------ | ------ | ------ | `signalType` | SignalType | SignalType is a signal from the widgets signals interface. | `callback` | Signals[SignalType] | Corresponding callback for the signal as mentioned in the widget's signal interface | **Returns:** *void* void For example in the case of QPushButton: ```js const button = new QPushButton(); button.addEventListener('clicked',(checked)=>console.log("clicked")); // here clicked is a value from QPushButtonSignals interface ``` ▸ **addEventListener**(`eventType`: [WidgetEventTypes](../enums/widgeteventtypes.md), `callback`: function): *void* *Inherited from [EventWidget](eventwidget.md).[addEventListener](eventwidget.md#addeventlistener)* **Parameters:** ▪ **eventType**: *[WidgetEventTypes](../enums/widgeteventtypes.md)* ▪ **callback**: *function* For example in the case of QPushButton: ```js const button = new QPushButton(); button.addEventListener(WidgetEventTypes.HoverEnter,()=>console.log("hovered")); ``` ▸ (`event?`: [NativeRawPointer](../globals.md#nativerawpointer)‹"QEvent"›): *void* **Parameters:** Name | Type | ------ | ------ | `event?` | [NativeRawPointer](../globals.md#nativerawpointer)‹"QEvent"› | **Returns:** *void* ___ ### inherits ▸ **inherits**(`className`: string): *boolean* **Parameters:** Name | Type | ------ | ------ | `className` | string | **Returns:** *boolean* ___ ### objectName ▸ **objectName**(): *string* **Returns:** *string* ___ ### property ▸ **property**(`name`: string): *[QVariant](qvariant.md)* **Parameters:** Name | Type | ------ | ------ | `name` | string | **Returns:** *[QVariant](qvariant.md)* ___ ### removeEventListener ▸ **removeEventListener**<**SignalType**>(`signalType`: SignalType, `callback`: Signals[SignalType]): *void* *Inherited from [EventWidget](eventwidget.md).[removeEventListener](eventwidget.md#removeeventlistener)* **Type parameters:** ▪ **SignalType**: *keyof Signals* **Parameters:** Name | Type | ------ | ------ | `signalType` | SignalType | `callback` | Signals[SignalType] | **Returns:** *void* ▸ **removeEventListener**(`eventType`: [WidgetEventTypes](../enums/widgeteventtypes.md), `callback`: function): *void* *Inherited from [EventWidget](eventwidget.md).[removeEventListener](eventwidget.md#removeeventlistener)* **Parameters:** ▪ **eventType**: *[WidgetEventTypes](../enums/widgeteventtypes.md)* ▪ **callback**: *function* ▸ (`event?`: [NativeRawPointer](../globals.md#nativerawpointer)‹"QEvent"›): *void* **Parameters:** Name | Type | ------ | ------ | `event?` | [NativeRawPointer](../globals.md#nativerawpointer)‹"QEvent"› | **Returns:** *void* ___ ### setNodeParent ▸ **setNodeParent**(`parent?`: [Component](component.md)): *void* *Inherited from [Component](component.md).[setNodeParent](component.md#setnodeparent)* **Parameters:** Name | Type | ------ | ------ | `parent?` | [Component](component.md) | **Returns:** *void* ___ ### setObjectName ▸ **setObjectName**(`objectName`: string): *void* **Parameters:** Name | Type | ------ | ------ | `objectName` | string | **Returns:** *void* ___ ### setProperty ▸ **setProperty**(`name`: string, `value`: [QVariantType](../globals.md#qvarianttype)): *boolean* **Parameters:** Name | Type | ------ | ------ | `name` | string | `value` | [QVariantType](../globals.md#qvarianttype) | **Returns:** *boolean*