import { ElementRef, OnDestroy } from '@angular/core';
import { FocusMonitor } from '@angular/cdk/a11y';
import { CanDisable, CanColor, HasElementRef } from '@dynatrace/ngx-groundhog/core';
export declare class GhButtonBase {
    _elementRef: ElementRef;
    constructor(_elementRef: ElementRef);
}
export declare const _GhButtonMixinBase: (new (...args: any[]) => CanDisable) & (new (...args: any[]) => CanColor) & typeof GhButtonBase;
export declare type ButtonVariant = 'primary' | 'secondary';
/**
 * Groundhog design button.
 */
export declare class GhButton extends _GhButtonMixinBase implements OnDestroy, CanDisable, CanColor, HasElementRef {
    private _focusMonitor;
    variant: ButtonVariant;
    /** Whether the button is icon button. */
    _isIconButton: boolean;
    private _variant;
    constructor(elementRef: ElementRef, _focusMonitor: FocusMonitor);
    ngOnDestroy(): void;
    /** Focuses the button. */
    focus(): void;
    private _getHostElement();
    /** Gets whether the button has one of the given attributes. */
    private _hasHostAttributes(...attributes);
    private _replaceCssClass(newClass?, oldClass?);
}
/**
 * Groundhog design button.
 */
export declare class GhAnchor extends GhButton {
    constructor(elementRef: ElementRef, focusMonitor: FocusMonitor);
    _haltDisabledEvents(event: Event): void;
}