import * as _angular_core from '@angular/core';
import { TemplateRef, InjectionToken, Signal } from '@angular/core';
import { OverlaySide, OverlayAlign } from '@edsis/component/overlay';

declare class PopoverContentDirective {
    readonly template: TemplateRef<unknown>;
    static ɵfac: _angular_core.ɵɵFactoryDeclaration<PopoverContentDirective, never>;
    static ɵdir: _angular_core.ɵɵDirectiveDeclaration<PopoverContentDirective, "ng-template[PopoverContent]", ["PopoverContent"], {}, {}, never, never, true, never>;
}

type PopoverSide = OverlaySide;
type PopoverAlign = OverlayAlign;
interface PopoverTriggerDefaults {
    readonly side?: Signal<PopoverSide>;
    readonly align?: Signal<PopoverAlign>;
    readonly sideOffset?: Signal<number>;
}
declare const POPOVER_TRIGGER_DEFAULTS: InjectionToken<PopoverTriggerDefaults>;
declare class PopoverTriggerDirective {
    private readonly overlay;
    private readonly vcr;
    private readonly el;
    private readonly destroyRef;
    private readonly defaults;
    readonly PopoverTrigger: _angular_core.InputSignal<PopoverContentDirective>;
    readonly side: _angular_core.InputSignal<OverlaySide | undefined>;
    readonly align: _angular_core.InputSignal<OverlayAlign | undefined>;
    readonly sideOffset: _angular_core.InputSignal<number | undefined>;
    readonly disabled: _angular_core.InputSignalWithTransform<boolean, unknown>;
    readonly openedChange: _angular_core.OutputEmitterRef<boolean>;
    private overlayRef;
    readonly isOpen: _angular_core.WritableSignal<boolean>;
    constructor();
    toggle(): void;
    onKeyboardToggle(event: Event): void;
    open(): void;
    close(emitOpenedChange?: boolean): void;
    /**
     * The trigger advertises `aria-haspopup="dialog"`, so the opened pane must be
     * a dialog: non-modal, labelled by its trigger so screen readers announce
     * which control the content belongs to.
     */
    private applyDialogSemantics;
    private usesNativeKeyboardActivation;
    static ɵfac: _angular_core.ɵɵFactoryDeclaration<PopoverTriggerDirective, never>;
    static ɵdir: _angular_core.ɵɵDirectiveDeclaration<PopoverTriggerDirective, "[PopoverTrigger]", ["PopoverTrigger"], { "PopoverTrigger": { "alias": "PopoverTrigger"; "required": true; "isSignal": true; }; "side": { "alias": "side"; "required": false; "isSignal": true; }; "align": { "alias": "align"; "required": false; "isSignal": true; }; "sideOffset": { "alias": "sideOffset"; "required": false; "isSignal": true; }; "disabled": { "alias": "disabled"; "required": false; "isSignal": true; }; }, { "openedChange": "openedChange"; }, never, never, true, never>;
}

export { POPOVER_TRIGGER_DEFAULTS, PopoverContentDirective, PopoverTriggerDirective };
export type { PopoverAlign, PopoverSide, PopoverTriggerDefaults };