68 lines
1.5 KiB
TypeScript
68 lines
1.5 KiB
TypeScript
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// Copyright 2021 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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import { ChangeEvent, ReactChild } from 'react';
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import { Row } from '../ConversationList';
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import { LocalizerType } from '../../types/Util';
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export enum FindDirection {
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Up,
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Down,
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}
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export type ToFindType = {
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direction: FindDirection;
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unreadOnly: boolean;
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};
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/* eslint-disable class-methods-use-this */
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export abstract class LeftPaneHelper<T> {
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getHeaderContents(
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_: Readonly<{
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i18n: LocalizerType;
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showInbox: () => void;
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}>
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): null | ReactChild {
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return null;
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}
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shouldRenderNetworkStatusAndUpdateDialog(): boolean {
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return false;
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}
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getPreRowsNode(
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_: Readonly<{
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i18n: LocalizerType;
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onChangeComposeSearchTerm: (
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event: ChangeEvent<HTMLInputElement>
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) => unknown;
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}>
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): null | ReactChild {
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return null;
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}
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abstract getRowCount(): number;
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abstract getRow(rowIndex: number): undefined | Row;
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getRowIndexToScrollTo(
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_selectedConversationId: undefined | string
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): undefined | number {
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return undefined;
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}
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abstract getConversationAndMessageAtIndex(
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conversationIndex: number
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): undefined | { conversationId: string; messageId?: string };
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abstract getConversationAndMessageInDirection(
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toFind: Readonly<ToFindType>,
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selectedConversationId: undefined | string,
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selectedMessageId: undefined | string
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): undefined | { conversationId: string; messageId?: string };
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abstract shouldRecomputeRowHeights(old: Readonly<T>): boolean;
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}
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