@progress/kendo-angular-conversational-ui
Version:
Kendo UI for Angular Conversational UI components
73 lines (72 loc) • 3.2 kB
TypeScript
/**-----------------------------------------------------------------------------------------
* Copyright © 2026 Progress Software Corporation. All rights reserved.
* Licensed under commercial license. See LICENSE.md in the project root for more information
*-------------------------------------------------------------------------------------------*/
import { AfterViewInit, ChangeDetectorRef, ElementRef, EventEmitter, NgZone, OnDestroy, OnInit, Renderer2 } from '@angular/core';
import * as i0 from "@angular/core";
/**
* @hidden
*/
export declare class ScrollAnchorDirective implements AfterViewInit, OnInit, OnDestroy {
private element;
private zone;
private renderer;
private cdr;
autoScroll: boolean;
autoScrollThreshold: number | string;
set endlessMode(value: boolean);
get endlessMode(): boolean;
rangeIsAtEnd: boolean;
autoScrollChange: EventEmitter<boolean>;
nearTop: EventEmitter<void>;
nearBottom: EventEmitter<void>;
overflowAnchor: string;
get scrollBehaviorStyle(): string;
showScrollToBottomButton: boolean;
showMessageBoxSeparator: boolean;
private scrolling;
private unsubscribe;
private scrollUpdate;
private _previousScrollHeight;
private _previousScrollTop;
private _pendingScrollPreservation;
private _endlessMode;
private _nearTopLocked;
private _nearBottomLocked;
private _scrollingToMessage;
private _initialScrollDone;
private _subs;
private _streamingFollow;
private _thresholdScrollCap;
private _streamingPrevScrollTop;
private _streamingPrevHeight;
private _streamingPrevMsgCount;
private _mutationObserver;
constructor(element: ElementRef, zone: NgZone, renderer: Renderer2, cdr: ChangeDetectorRef);
ngOnInit(): void;
ngAfterViewInit(): void;
ngOnDestroy(): void;
onScroll(): void;
autoScrollToBottom(): void;
scrollToBottom(): void;
scrollToBottomWithSettle(onComplete?: () => void): void;
scrollWithThreshold(messageEl: HTMLElement): void;
recordScrollHeight(): void;
preserveScrollPosition(): void;
calculateMessageBoxSeparator(): void;
getDistanceFromBottom(): number;
setAriaLive(value: string): void;
lockForMessageScroll(): void;
unlockForMessageScroll(): void;
getAutoScrollThresholdPx(): number;
get isFollowingThreshold(): boolean;
private followStreamingContent;
private updateScrollToBottomButton;
private detectStreamingScrollUp;
private parseThreshold;
private getPinnedBarHeight;
private setupScrollUpdate;
private performScroll;
static ɵfac: i0.ɵɵFactoryDeclaration<ScrollAnchorDirective, never>;
static ɵdir: i0.ɵɵDirectiveDeclaration<ScrollAnchorDirective, "[kendoChatScrollAnchor]", ["scrollAnchor"], { "autoScroll": { "alias": "autoScroll"; "required": false; }; "autoScrollThreshold": { "alias": "autoScrollThreshold"; "required": false; }; "endlessMode": { "alias": "endlessMode"; "required": false; }; "rangeIsAtEnd": { "alias": "rangeIsAtEnd"; "required": false; }; }, { "autoScrollChange": "autoScrollChange"; "nearTop": "nearTop"; "nearBottom": "nearBottom"; }, never, never, true, never>;
}