declare interface FrostJSI { loadUrl(url: string | null): boolean loadVideo(url: string | null, isGif: boolean): boolean reloadBaseUrl(animate: boolean) contextMenu(url: string | null, text: string | null) longClick(start: boolean) disableSwipeRefresh(disable: boolean) loadLogin() loadImage(imageUrl: string, text: string | null) emit(flag: number) isReady() handleHtml(html: string | null) handleHeader(html: string | null) allowHorizontalScrolling(enable: boolean) } declare var Frost: FrostJSI;