import { ChangeDetectorRef, ElementRef, OnDestroy, Signal, WritableSignal } from '@angular/core';
import { NgtDropdownContainerComponent } from './ngt-dropdown-container/ngt-dropdown-container.component';
import * as i0 from "@angular/core";
export declare enum NgtDropdownOpenMethod {
    CLICK = "CLICK",
    POPOVER_CLICK = "POPOVER_CLICK",
    RIGHT_CLICK = "RIGHT_CLICK",
    HOVER = "HOVER"
}
export declare class NgtDropdownComponent implements OnDestroy {
    private ngtDropdownContainer;
    private changeDetector;
    containerRef: ElementRef;
    /** Visual Inputs */
    readonly scrollable: import("@angular/core").InputSignal<boolean>;
    readonly autoXReverse: import("@angular/core").InputSignal<boolean>;
    readonly autoYReverse: import("@angular/core").InputSignal<boolean>;
    readonly reverseXPosition: import("@angular/core").InputSignal<boolean>;
    readonly reverseYPosition: import("@angular/core").InputSignal<boolean>;
    /** Behavior Inputs */
    readonly closeOnClick: import("@angular/core").InputSignal<boolean>;
    readonly closeTimeout: import("@angular/core").InputSignal<number>;
    readonly openMethod: import("@angular/core").InputSignal<NgtDropdownOpenMethod>;
    /** Outputs */
    readonly onToggle: import("@angular/core").OutputEmitterRef<boolean>;
    readonly onHostClick: import("@angular/core").OutputEmitterRef<any>;
    /** Computed Signals */
    readonly shouldReverseXPosition: Signal<boolean>;
    readonly shouldReverseYPosition: Signal<boolean>;
    readonly isClickMethod: Signal<boolean>;
    readonly isHoverMethod: Signal<boolean>;
    readonly isRightClickMethod: Signal<boolean>;
    readonly isPopoverClickMethod: Signal<boolean>;
    /** Internal Signals */
    readonly uuid: string;
    readonly isOpen: WritableSignal<boolean>;
    readonly isYPositionReversed: WritableSignal<boolean>;
    readonly isXPositionReversed: WritableSignal<boolean>;
    readonly isBindingContainerYPosition: WritableSignal<boolean>;
    readonly isBindingContainerXPosition: WritableSignal<boolean>;
    private readonly containerXPosition;
    private readonly containerYPosition;
    private subscriptions;
    constructor(ngtDropdownContainer: NgtDropdownContainerComponent, changeDetector: ChangeDetectorRef);
    ngOnDestroy(): void;
    open(): void;
    closeOnSelectOption(): void;
    close(): void;
    toggle(): void;
    onHover(host: any, container: any): void;
    onClick(event: Event, host: any, container: any): void;
    onRightClick(event: Event): void;
    private registerEffects;
    private bindSubscriptions;
    private bindContainerXPosition;
    private bindContainerYPosition;
    private watchHover;
    private getShouldReverseXPosition;
    private getShouldReverseYPosition;
    private isInHover;
    private destroySubscriptions;
    static ɵfac: i0.ɵɵFactoryDeclaration<NgtDropdownComponent, [{ optional: true; skipSelf: true; }, null]>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NgtDropdownComponent, "ngt-dropdown", never, { "scrollable": { "alias": "scrollable"; "required": false; "isSignal": true; }; "autoXReverse": { "alias": "autoXReverse"; "required": false; "isSignal": true; }; "autoYReverse": { "alias": "autoYReverse"; "required": false; "isSignal": true; }; "reverseXPosition": { "alias": "reverseXPosition"; "required": false; "isSignal": true; }; "reverseYPosition": { "alias": "reverseYPosition"; "required": false; "isSignal": true; }; "closeOnClick": { "alias": "closeOnClick"; "required": false; "isSignal": true; }; "closeTimeout": { "alias": "closeTimeout"; "required": false; "isSignal": true; }; "openMethod": { "alias": "openMethod"; "required": false; "isSignal": true; }; }, { "onToggle": "onToggle"; "onHostClick": "onHostClick"; }, never, ["[host]", "[container]"], true, never>;
}