import * as i0 from '@angular/core';
import { SimpleChanges, OnInit, OnDestroy, EventEmitter, ElementRef, Injector, ViewContainerRef, Renderer2 } from '@angular/core';
import { MatChip } from '@angular/material/chips';
import { Overlay } from '@angular/cdk/overlay';

declare class MxChipAssistDirective {
    mxChipAssist: boolean;
    static ɵfac: i0.ɵɵFactoryDeclaration<MxChipAssistDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<MxChipAssistDirective, "mat-chip[mxChipAssist], mat-chip-option[mxChipAssist], mat-chip-row[mxChipAssist]", never, { "mxChipAssist": { "alias": "mxChipAssist"; "required": false; }; }, {}, never, never, true, never>;
    static ngAcceptInputType_mxChipAssist: unknown;
}

declare class MxChipIsLoadingDirective {
    private component;
    mxChipIsLoading: boolean;
    private handleTypeChange;
    ngOnChanges(changes: SimpleChanges): void;
    constructor(component: MatChip);
    static ɵfac: i0.ɵɵFactoryDeclaration<MxChipIsLoadingDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<MxChipIsLoadingDirective, "mat-chip[mxChipIsLoading], mat-chip-option[mxChipIsLoading], mat-chip-row[mxChipIsLoading]", never, { "mxChipIsLoading": { "alias": "mxChipIsLoading"; "required": false; }; }, {}, never, never, true, never>;
    static ngAcceptInputType_mxChipIsLoading: unknown;
}

interface MxChipSelectionOption {
    label: string;
    value: string;
}

declare class MxChipSelectionDirective implements OnInit, OnDestroy {
    private elementRef;
    private injector;
    private overlay;
    private viewContainerRef;
    private renderer;
    mxChipSelectionOptions: MxChipSelectionOption[];
    mxChipSelectionDefaultValue: string;
    onSelectionChanged: EventEmitter<string>;
    selectedValue: string | null;
    private overlayRef;
    private optionSubscription;
    private backdropClickSubscription;
    private component;
    constructor(elementRef: ElementRef, injector: Injector, overlay: Overlay, viewContainerRef: ViewContainerRef, renderer: Renderer2);
    onClick(event: any): void;
    ngOnInit(): void;
    ngOnDestroy(): void;
    private createOverlayMenu;
    private handleMenuDisplay;
    private addTraillingIcon;
    private applySelectedLabel;
    private getSelectedOption;
    static ɵfac: i0.ɵɵFactoryDeclaration<MxChipSelectionDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<MxChipSelectionDirective, "mat-chip[mxChipSelection], mat-chip-option[mxChipSelection], mat-chip-row[mxChipSelection]", never, { "mxChipSelectionOptions": { "alias": "mxChipSelectionOptions"; "required": false; }; "mxChipSelectionDefaultValue": { "alias": "mxChipSelectionDefaultValue"; "required": false; }; }, { "onSelectionChanged": "onSelectionChanged"; }, never, never, true, never>;
}

export { MxChipAssistDirective, MxChipIsLoadingDirective, MxChipSelectionDirective };
export type { MxChipSelectionOption };