/**
* @license Copyright (c) 2003-2026, CKSource Holding sp. z o.o. All rights reserved.
* For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-licensing-options
*/
/**
* @module style/ui/stylepanelview
*/
import { FocusCycler, View, ViewCollection } from "@ckeditor/ckeditor5-ui";
import { FocusTracker, KeystrokeHandler, type Locale } from "@ckeditor/ckeditor5-utils";
import { StyleGroupView } from "./stylegroupview.js";
import { type StyleGridView } from "./stylegridview.js";
import type { NormalizedStyleDefinitions } from "../styleutils.js";
import "../../theme/stylepanel.css";
/**
* A class representing a panel with available content styles. It renders styles in button grids, grouped
* in categories.
*
* @internal
*/
export declare class StylePanelView extends View<HTMLDivElement> {
	/**
	* Tracks information about DOM focus in the panel.
	*/
	readonly focusTracker: FocusTracker;
	/**
	* An instance of the {@link module:utils/keystrokehandler~KeystrokeHandler}.
	*/
	readonly keystrokes: KeystrokeHandler;
	/**
	* A collection of panel children.
	*/
	readonly children: ViewCollection<StyleGroupView>;
	/**
	* A view representing block styles group.
	*/
	readonly blockStylesGroupView: StyleGroupView;
	/**
	* A view representing inline styles group
	*/
	readonly inlineStylesGroupView: StyleGroupView;
	/**
	* Array of active style names. They must correspond to the names of styles from
	* definitions passed to the {@link #constructor}.
	*
	* @observable
	*/
	readonly activeStyles: Array<string>;
	/**
	* Array of enabled style names. They must correspond to the names of styles from
	* definitions passed to the {@link #constructor}.
	*
	* @observable
	*/
	readonly enabledStyles: Array<string>;
	/**
	* A collection of views that can be focused in the panel.
	*/
	protected readonly _focusables: ViewCollection<StyleGridView>;
	/**
	* Helps cycling over {@link #_focusables} in the panel.
	*/
	protected readonly _focusCycler: FocusCycler;
	/**
	* Creates an instance of the {@link module:style/ui/stylegroupview~StyleGroupView} class.
	*
	* @param locale The localization services instance.
	* @param styleDefinitions Normalized definitions of the styles.
	*/
	constructor(locale: Locale, styleDefinitions: NormalizedStyleDefinitions);
	/**
	* @inheritDoc
	*/
	override render(): void;
	/**
	* Focuses the first focusable element in the panel.
	*/
	focus(): void;
	/**
	* Focuses the last focusable element in the panel.
	*/
	focusLast(): void;
}
/**
* Fired when a style was selected (clicked) by the user.
*
* @eventName ~StylePanelView#execute
*/
export type StylePanelViewExecuteEvent = {
	name: "execute";
	args: [];
};