Abstract Class: ViewService

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:23

A service to manage views.

Extended by

• MFDViewService
• PFDViewService

Constructors

Constructor

new ViewService(bus): ViewService

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:53

Constructs the view service.

Parameters

Parameter	Type	Description
bus	EventBus	The event bus.

Returns

ViewService

Properties

activeView

readonly activeView: Subscribable<null | UiView<UiViewProps, any, any>>

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:39

The currently active view.

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activeViewKey

readonly activeViewKey: Subscribable<string>

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:37

The key of the currently active view.

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bus

protected readonly bus: EventBus

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:53

The event bus.

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fmsEventMap

protected readonly fmsEventMap: Map<string, FmsHEvent>

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:45

override in child class

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ignorePageHistory

protected ignorePageHistory: boolean = false

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:42

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openPage

readonly openPage: Subscribable<null | UiPage<UiPageProps>>

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:33

The currently open page.

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openPageKey

readonly openPageKey: Subscribable<string>

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:31

The key of the currently open page.

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pageHistory

protected readonly pageHistory: ViewEntry<UiView<UiViewProps, any, any>>[] = []

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:41

Methods

clearPageHistory()

clearPageHistory(): void

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:237

Clears this view service's page history.

Returns

void

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clearStack()

protected clearStack(closePage): void

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:259

Closes all open views and clears the stack.

Parameters

Parameter	Type	Description
closePage	boolean	Whether to close the currently open page, if one exists.

Returns

void

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closeActiveView()

closeActiveView(): void

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:244

Closes the currently active view.

Returns

void

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closeAllViews()

closeAllViews(): void

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:251

Closes all open views except for the currently open page, if one exists.

Returns

void

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getOpenViews()

getOpenViews(): readonly UiView<UiViewProps, any, any>[]

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:96

Gets an array of all currently open views.

Returns

readonly UiView<UiViewProps, any, any>[]

an array of all currently open views.

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onInteractionEvent()

protected onInteractionEvent(hEvent): boolean

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:67

Routes the HEvents to the views.

Parameters

Parameter	Type	Description
hEvent	string	The event identifier.

Returns

boolean

whether the event was handled

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open()

open<T>(type, isSubView): T

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:120

Opens a view. The opened view can be a page, regular view, or subview. Opening a page will close all other views, including the currently open page. Opening a regular view will close all other views except the currently open page. Opening a subview does not close any other views. The opened view will immediately become the active view, and the previously active view (if one exists) will be paused.

Type Parameters

Type Parameter	Default type
T extends UiView<UiViewProps, any, any>	UiView<UiViewProps, any, any>

Parameters

Parameter	Type	Default value	Description
type	string	undefined	The type of the view to open.
isSubView	boolean	false	A boolean indicating if the view to be opened is a subview.

Returns

T

The view that was opened.

Throws

Error if the view type is not registered with this service.

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openLastPage()

openLastPage(): null | UiPage<UiPageProps>

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:223

Opens the page that was most recently closed.

Returns

null | UiPage<UiPageProps>

The page that was opened.

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registerView()

registerView(type?, vnodeFn?): void

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:105

Registers a view with the service.

Parameters

Parameter	Type	Description
type?	string	The type of the view.
vnodeFn?	() => VNode	A function creating the VNode.

Returns

void

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routeInteractionEventToViews()

protected routeInteractionEventToViews(evt): boolean

Defined in: workingtitle-instruments-g1000/html_ui/Shared/UI/ViewService.ts:84

Routes an interaction to the active view, and if it is not handled, re-routes the interaction to the currently open page if it exists and is not the active view.

Parameters

Parameter	Type	Description
evt	FmsHEvent	An interaction event.

Returns

boolean

Whether the event was handled.