8.7 released—WinterCG Compliance Part 1
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Summary ​

Properties ​

autoSystemAppearanceChanged ​

autoSystemAppearanceChanged: boolean
Boolean to enable/disable systemAppearanceChanged

backgroundEvent ​

Readonly
backgroundEvent: "background" = "background"

cssChangedEvent ​

Readonly
cssChangedEvent: "cssChanged" = "cssChanged"

discardedErrorEvent ​

Readonly
discardedErrorEvent: "discardedError" = "discardedError"

displayedEvent ​

Readonly
displayedEvent: "displayed" = "displayed"

exitEvent ​

Readonly
exitEvent: "exit" = "exit"

fontScaleChangedEvent ​

Readonly
fontScaleChangedEvent: "fontScaleChanged" = "fontScaleChanged"

foregroundEvent ​

Readonly
foregroundEvent: "foreground" = "foreground"

hasListeners ​

hasListeners: (eventName: string) => boolean

launchEvent ​

Readonly
launchEvent: "launch" = "launch"

livesyncEvent ​

Readonly
livesyncEvent: "livesync" = "livesync"

loadAppCssEvent ​

Readonly
loadAppCssEvent: "loadAppCss" = "loadAppCss"

lowMemoryEvent ​

Readonly
lowMemoryEvent: "lowMemory" = "lowMemory"

mainEntry ​

Protected
mainEntry: NavigationEntry

notify ​

notify: (eventData: T) => void

off ​

off: (eventNames: string, callback?: any, thisArg?: any) => void

on ​

on: {
(eventNames: string, callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "cssChanged", callback: (args: CssChangedEventData) => void, thisArg?: any) => void;
(event: "livesync", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "cssChanged", callback: (args: CssChangedEventData) => void, thisArg?: any) => void;
(event: "launch", callback: (args: LaunchEventData) => void, thisArg?: any) => void;
(event: "displayed", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "suspend", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "resume", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "exit", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "lowMemory", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "uncaughtError", callback: (args: UnhandledErrorEventData) => void, thisArg?: any) => void;
(event: "discardedError", callback: (args: DiscardedErrorEventData) => void, thisArg?: any) => void;
(event: "orientationChanged", callback: (args: OrientationChangedEventData) => void, thisArg?: any) => void;
(event: "systemAppearanceChanged", callback: (args: SystemAppearanceChangedEventData) => void, thisArg?: any) => void;
}

once ​

once: {
(eventNames: string, callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "cssChanged", callback: (args: CssChangedEventData) => void, thisArg?: any) => void;
(event: "livesync", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "cssChanged", callback: (args: CssChangedEventData) => void, thisArg?: any) => void;
(event: "launch", callback: (args: LaunchEventData) => void, thisArg?: any) => void;
(event: "displayed", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "suspend", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "resume", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "exit", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "lowMemory", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "uncaughtError", callback: (args: UnhandledErrorEventData) => void, thisArg?: any) => void;
(event: "discardedError", callback: (args: DiscardedErrorEventData) => void, thisArg?: any) => void;
(event: "orientationChanged", callback: (args: OrientationChangedEventData) => void, thisArg?: any) => void;
(event: "systemAppearanceChanged", callback: (args: SystemAppearanceChangedEventData) => void, thisArg?: any) => void;
}

orientationChangedEvent ​

Readonly
orientationChangedEvent: "orientationChanged" = "orientationChanged"

resumeEvent ​

Readonly
resumeEvent: "resume" = "resume"

suspendEvent ​

Readonly
suspendEvent: "suspend" = "suspend"

systemAppearanceChangedEvent ​

Readonly
systemAppearanceChangedEvent: "systemAppearanceChanged" = "systemAppearanceChanged"

uncaughtErrorEvent ​

Readonly
uncaughtErrorEvent: "uncaughtError" = "uncaughtError"

hasListeners ​

Static
hasListeners: (eventName: string) => boolean

notify ​

Static
notify: (eventData: T) => void

off ​

Static
off: (eventNames: string, callback?: any, thisArg?: any) => void

on ​

Static
on: {
(eventNames: string, callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "cssChanged", callback: (args: CssChangedEventData) => void, thisArg?: any) => void;
(event: "livesync", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "cssChanged", callback: (args: CssChangedEventData) => void, thisArg?: any) => void;
(event: "launch", callback: (args: LaunchEventData) => void, thisArg?: any) => void;
(event: "displayed", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "suspend", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "resume", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "exit", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "lowMemory", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "uncaughtError", callback: (args: UnhandledErrorEventData) => void, thisArg?: any) => void;
(event: "discardedError", callback: (args: DiscardedErrorEventData) => void, thisArg?: any) => void;
(event: "orientationChanged", callback: (args: OrientationChangedEventData) => void, thisArg?: any) => void;
(event: "systemAppearanceChanged", callback: (args: SystemAppearanceChangedEventData) => void, thisArg?: any) => void;
}

once ​

Static
once: {
(eventNames: string, callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "cssChanged", callback: (args: CssChangedEventData) => void, thisArg?: any) => void;
(event: "livesync", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "cssChanged", callback: (args: CssChangedEventData) => void, thisArg?: any) => void;
(event: "launch", callback: (args: LaunchEventData) => void, thisArg?: any) => void;
(event: "displayed", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "suspend", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "resume", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "exit", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "lowMemory", callback: (args: ApplicationEventData) => void, thisArg?: any) => void;
(event: "uncaughtError", callback: (args: UnhandledErrorEventData) => void, thisArg?: any) => void;
(event: "discardedError", callback: (args: DiscardedErrorEventData) => void, thisArg?: any) => void;
(event: "orientationChanged", callback: (args: OrientationChangedEventData) => void, thisArg?: any) => void;
(event: "systemAppearanceChanged", callback: (args: SystemAppearanceChangedEventData) => void, thisArg?: any) => void;
}

Accessors ​

AndroidApplication ​

get AndroidApplication(): AndroidApplication
Returns AndroidApplication

inBackground ​

get inBackground(): boolean
Returns boolean

suspended ​

get suspended(): boolean
Returns boolean

Methods ​

addCss ​

addCss(cssText: string, attributeScoped?: boolean): void
Parameter Default Description
cssText
string

attributeScoped
boolean

Returns void

applyCssClass ​

applyCssClass(rootView: View, cssClasses: string[], newCssClass: string): void
Applies the the `newCssClass` to the `rootView` and removes all other css classes from `cssClasses` previously applied to the `rootView`.
Parameter Default Description
rootView
View

cssClasses
string[]

newCssClass
string

Returns void

createRootView ​

createRootView(view?: View, fireLaunchEvent?: boolean, additionalLanchEventData?: any): View
Parameter Default Description
view
View

fireLaunchEvent
boolean

additionalLanchEventData
any

Returns View

getCssFileName ​

getCssFileName(): string
Gets css file name for the application.
Returns string

getMainEntry ​

getMainEntry(): NavigationEntry
Returns NavigationEntry

getNativeApplication ​

getNativeApplication(): any
Returns any

getOrientation ​

Protected
getOrientation(): "portrait" | "landscape" | "unknown"
Returns "portrait" | "landscape" | "unknown"

getResources ​

getResources(): any
Get application level static resources.
Returns any

getRootView ​

getRootView(): View
Returns View

getSystemAppearance ​

Protected
getSystemAppearance(): "dark" | "light"
Returns "dark" | "light"

hasLaunched ​

hasLaunched(): boolean
Returns boolean

initRootView ​

initRootView(rootView: View): void
Parameter Default Description
rootView
View

Returns void

loadAppCss ​

loadAppCss(): void
Loads immediately the app.css. By default the app.css file is loaded shortly after "loaded". For the Android snapshot the CSS can be parsed during the snapshot generation, as the CSS does not depend on runtime APIs, and loadAppCss will be called explicitly.
Returns void

notifyLaunch ​

Protected
notifyLaunch(additionalLanchEventData?: any): View
Parameter Default Description
additionalLanchEventData
any

Returns View

orientation ​

orientation(): "portrait" | "landscape" | "unknown"
Returns "portrait" | "landscape" | "unknown"

orientationChanged ​

orientationChanged(rootView: View, newOrientation: "portrait" | "landscape" | "unknown"): void
Parameter Default Description
rootView
View

newOrientation
"portrait" | "landscape" | "unknown"

Returns void

resetRootView ​

resetRootView(entry?: string | NavigationEntry): void
Parameter Default Description
entry
string | NavigationEntry

Returns void

run ​

run(entry?: string | NavigationEntry): void
Parameter Default Description
entry
string | NavigationEntry

Returns void

setAutoSystemAppearanceChanged ​

setAutoSystemAppearanceChanged(value: boolean): void
enable/disable systemAppearanceChanged
Parameter Default Description
value
boolean

Returns void

setCssFileName ​

setCssFileName(cssFileName: string): void
Sets css file name for the application.
Parameter Default Description
cssFileName
string

Returns void

setInBackground ​

setInBackground(value: boolean, additonalData?: any): void
Parameter Default Description
value
boolean

additonalData
any

Returns void

setMaxRefreshRate ​

setMaxRefreshRate(options?: { max?: number; min?: number }): void
iOS Only Dynamically change the preferred frame rate For devices (iOS 15+) which support min/max/preferred frame rate you can specify ranges For devices (iOS < 15), you can specify the max frame rate see: https://developer.apple.com/documentation/quartzcore/optimizing_promotion_refresh_rates_for_iphone_13_pro_and_ipad_pro To use, ensure your Info.plist has: ```xml CADisableMinimumFrameDurationOnPhone ```
Parameter Default Description
options
{ max?: number min?: number }

{ min?: number; max?: number; preferred?: number }

Returns void

setOrientation ​

Protected
setOrientation(value: "portrait" | "landscape" | "unknown"): void
Parameter Default Description
value
"portrait" | "landscape" | "unknown"

Returns void

setResources ​

setResources(res: any): void
Set application level static resources.
Parameter Default Description
res
any

Returns void

setSuspended ​

setSuspended(value: boolean, additonalData?: any): void
Parameter Default Description
value
boolean

additonalData
any

Returns void

setSystemAppearance ​

Protected
setSystemAppearance(value: "dark" | "light"): void
Parameter Default Description
value
"dark" | "light"

Returns void

systemAppearance ​

systemAppearance(): "dark" | "light"
Returns "dark" | "light"

systemAppearanceChanged ​

systemAppearanceChanged(rootView: View, newSystemAppearance: "dark" | "light"): void
Updates root view classes including those of modals
Parameter Default Description
rootView
View

the root view

newSystemAppearance
"dark" | "light"

the new appearance change

Returns void
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