import { type IEventEmitter } from '@breadstone/mosaik-elements';
import { type IInvalidable } from '../../../Behaviors/Invalidable';
import { ISlottable } from '../../../Behaviors/Slottable';
import type { CheckedEvent, IGroupChangedEventDetail } from '../../../events';
import { CustomElement } from '../../Abstracts/CustomElement';
import type { IToggleButtonGroupElementProps } from './IToggleButtonGroupElementProps';
declare const ToggleButtonGroupElement_base: (abstract new (...args: Array<any>) => import("../../../Behaviors/Themeable").IThemeableProps) & (abstract new (...args: Array<any>) => IInvalidable & import("../../../Behaviors/Invalidable").IInvalidableProps<unknown>) & (abstract new (...args: Array<any>) => import("../../../Behaviors/Disableable").IDisableableProps) & (abstract new (...args: Array<any>) => import("../../../Behaviors/Orientable").IOrientableProps) & (abstract new (...args: Array<any>) => import("../../../Behaviors/Valueable").IValueableProps<unknown>) & (abstract new (...args: Array<any>) => import("../../../Behaviors/Appearanceable").IAppearanceableProps) & (abstract new (...args: Array<any>) => import("../../../Behaviors/Variantable").IVariantableProps) & (abstract new (...args: Array<any>) => import("../../../Behaviors/Slottable").ISlottableProps & ISlottable) & typeof CustomElement & import("../../../Behaviors/Themeable").IThemeableCtor;
/**
 * Toggle Button Group - A container for grouping multiple toggle buttons with single-selection behavior.
 *
 * @description
 * Groups multiple Toggle Buttons to behave like a segmented control. Only one button can be selected at a time.
 * Inside a group, a toggle button cannot be deselected by clicking it again; clicking a selected button keeps it selected.
 * This component is useful for creating segmented controls, option selectors, and toggle-based navigation.
 *
 * @name Toggle Button Group
 * @element mosaik-toggle-button-group
 * @category Buttons
 *
 * @fires groupChanged {GroupChangedEvent} - Called when the selection in the group changes.
 *
 * @slot - The default slot for toggle buttons.
 *
 * @cssprop {String} --button-group-font-family - The font family.
 * @cssprop {String} --button-group-font-size - The font size.
 * @cssprop {String} --button-group-font-line-height - The font line height.
 * @cssprop {String} --button-group-font-weight - The font weight.
 * @cssprop {String} --button-group-font-letter-spacing - The font letter spacing.
 * @cssprop {String} --button-group-font-text-decoration - The font text decoration.
 * @cssprop {String} --button-group-font-text-transform - The font text transform.
 * @cssprop {String} --button-group-padding-top - The padding top.
 * @cssprop {String} --button-group-padding-right - The padding right.
 * @cssprop {String} --button-group-padding-bottom - The padding bottom.
 * @cssprop {String} --button-group-padding-left - The padding left.
 * @cssprop {String} --button-group-gap - The gap between buttons.
 * @cssprop {String} --button-group-transition-duration - The transition duration.
 * @cssprop {String} --button-group-transition-mode - The transition mode.
 * @cssprop {String} --button-group-transition-property - The transition property.
 * @cssprop {Color} --button-group-background-color - The background color.
 * @cssprop {Color} --button-group-border-color - The border color.
 * @cssprop {Color} --button-group-foreground-color - The foreground color.
 * @cssprop {String} --button-group-border-width - The border width.
 * @cssprop {String} --button-group-border-radius - The border radius.
 * @cssprop {String} --button-group-border-style - The border style.
 * @cssprop {String} --button-group-shadow - The shadow.
 *
 * @dependency {ToggleButtonElement} mosaik-toggle-button - The toggle button element.
 *
 * @example
 * ```html
 * <mosaik-toggle-button-group>
 *   <mosaik-toggle-button value="1"></mosaik-toggle-button>
 *   <mosaik-toggle-button value="2"></mosaik-toggle-button>
 *   <mosaik-toggle-button value="3"></mosaik-toggle-button>
 * </mosaik-toggle-button-group>
 * ```
 *
 * @public
 */
export declare class ToggleButtonGroupElement extends ToggleButtonGroupElement_base implements IToggleButtonGroupElementProps, IInvalidable, ISlottable {
    private readonly _provider;
    private readonly _toggleChanged;
    private _eventSubscriptions;
    private _isSwitching;
    /**
     * @public
     */
    constructor();
    /**
     * Returns the `is` property.
     * The `is` property represents natural name of this element.
     *
     * @public
     * @static
     * @readonly
     */
    static get is(): string;
    /**
     * Called when the selection in the group changes.
     * Provides reference to `IGroupChangedEventDetail` as event detail.
     *
     * @public
     * @readonly
     * @eventProperty
     */
    get toggleChanged(): IEventEmitter<IGroupChangedEventDetail>;
    /**
     * @public
     * @override
     */
    onSlotChanges(): void;
    /**
     * Returns whether a form will validate when it is submitted, without having to submit it.
     *
     * @public
     * @override
     */
    checkValidity(): boolean;
    /**
     * Resets the element to its initial state.
     *
     * @public
     */
    reset(): void;
    /**
     * Emits the `toggleChanged` event.
     *
     * @protected
     */
    protected onToggleChanged(args: CheckedEvent): void;
    /**
     * @protected
     */
    protected onValuePropertyChange(_prev?: unknown, next?: unknown): void;
    /**
     * @private
     */
    private onToggleChecked;
    /**
     * Prevent deselection of the currently selected button inside the group.
     *
     * @private
     */
    private onToggleUnchecked;
    /**
     * @private
     */
    private clearEvents;
}
/**
 * @public
 */
export declare namespace ToggleButtonGroupElement {
    type Props = IToggleButtonGroupElementProps;
}
/**
 * @public
 */
declare global {
    interface HTMLElementTagNameMap {
        'mosaik-toggle-button-group': ToggleButtonGroupElement;
    }
}
export {};
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