import { BooleanInput, NumberInput } from '@angular/cdk/coercion';
import { ElementRef, Injector, OnDestroy, ViewContainerRef } from '@angular/core';
import { AutocompleteComponent } from './autocomplete.component';
import { ListboxInputDirective, SapphireOverlay } from '@danske/sapphire-angular';
import { NgControl } from '@angular/forms';
import { Subject } from 'rxjs';
import * as i0 from "@angular/core";
import * as i1 from "@danske/sapphire-angular";
export declare class AutocompleteTriggerDirective implements OnDestroy {
    private injector;
    private cdkOverlay;
    private viewContainerRef;
    readonly elementRef: ElementRef<HTMLInputElement>;
    readonly listboxInput: ListboxInputDirective;
    private formControl;
    /**
     * A reference to the sp-autocomplete that should be attached to the input.
     */
    set autocomplete(value: AutocompleteComponent | undefined);
    get autocomplete(): AutocompleteComponent | undefined;
    /** Whether the autocompletion is disabled */
    disabled: BooleanInput;
    /**
     * Minimum input length for which the autocompletion popover should be opened.
     * By default, autocompletion popover is not opened on focus/click for empty
     * input for a less intrusive UX, considering autocompletion pattern is
     * typically used for use cases where it only facilitates the input filling,
     * and selecting a predefined option is not necessary.
     * @default 1
     */
    get minLength(): number;
    set minLength(value: NumberInput);
    private _minLength;
    private _autocomplete?;
    private overlayRef;
    private contentPortal;
    protected readonly destroyed: Subject<void>;
    constructor(injector: Injector, cdkOverlay: SapphireOverlay, viewContainerRef: ViewContainerRef, elementRef: ElementRef<HTMLInputElement>, listboxInput: ListboxInputDirective, formControl: NgControl | null);
    ngOnDestroy(): void;
    /** Open the autocomplete popover. */
    open(): void;
    close(): void;
    /** Whether the autocomplete popover is open. */
    isOpen(): boolean;
    /**
     * Toggle the autocomplete popover
     */
    toggle(): void;
    /**
     * Used to set the value of the input, when an autocompletion option is selected.
     */
    setValue(value: string): void;
    private onInput;
    private onFocusOrClick;
    /** Close the opened popover. */
    private onBlur;
    private onKeydown;
    private getContentPortal;
    private mayOpen;
    static ɵfac: i0.ɵɵFactoryDeclaration<AutocompleteTriggerDirective, [null, null, null, null, null, { optional: true; self: true; }]>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<AutocompleteTriggerDirective, "input[spAutocomplete]", ["spAutocompleteTrigger"], { "autocomplete": "spAutocomplete"; "disabled": "spAutocompleteDisabled"; "minLength": "spAutocompleteMinLength"; }, {}, never, never, true, [{ directive: typeof i1.ListboxInputDirective; inputs: {}; outputs: {}; }]>;
}