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node_modules/@fluentui/merge-styles/lib/ShadowDomStylesheet.d.ts

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+import { Stylesheet } from './Stylesheet';
+import type { ExtendedCSSStyleSheet, ISerializedStylesheet, IStyleSheetConfig } from './Stylesheet';
+import type { ShadowConfig } from './shadowConfig';
+export declare const SUPPORTS_CONSTRUCTABLE_STYLESHEETS: boolean;
+export declare const SUPPORTS_MODIFYING_ADOPTED_STYLESHEETS: boolean;
+export type AddSheetCallback = ({ key, sheet }: {
+    key: string;
+    sheet: ExtendedCSSStyleSheet;
+}) => void;
+export declare class ShadowDomStylesheet extends Stylesheet {
+    private _onAddSheetCallbacks;
+    private _adoptableSheets;
+    private _sheetCounter;
+    static getInstance(shadowConfig?: ShadowConfig): ShadowDomStylesheet;
+    constructor(config?: IStyleSheetConfig, serializedStylesheet?: ISerializedStylesheet);
+    getAdoptedSheets(): Map<string, ExtendedCSSStyleSheet>;
+    onAddSheet(callback: AddSheetCallback): Function;
+    insertRule(rule: string, preserve?: boolean): void;
+    protected _getCacheKey(key: string): string;
+    protected _createStyleElement(): HTMLStyleElement;
+    private _makeCSSStyleSheet;
+    private _addAdoptableStyleSheet;
+    private _getAdoptableStyleSheet;
+}