import { Terminal, Buffer, ScreenBuffer } from 'terminal-kit';
import { Observable, Subject, Subscription } from 'rxjs';
import { LogIdx, LogRecord } from './logdb';
import { LogStream } from './logstream';
import { Parse, Parser } from './query';
import { Panel, ScreenPanel, TextPanel } from './panel';
import { LogDisplayPanel } from './logdisplaypanel';
import { FilterPanel } from './filterpanel';
export declare class LogStreamPanel<T extends LogStream = LogStream> extends Panel<ScreenBuffer> {
    static fuzzysortThresholdSteps: number[];
    static fuzzysortThresholdFrames: string[];
    static fuzzysortThresholdDefaultIndex: number;
    logStream: T;
    query: string;
    filter?: Parse.Expression;
    filterRules: {
        [key: string]: FilterPanel.Rule;
    };
    fuzzysortThresholdIndex: number;
    autoscroll: boolean;
    protected blockDrawLog: boolean;
    protected parser: Parser;
    protected matchedLogs: LogRecord[];
    protected matchedLogsMap: Map<LogIdx, LogRecord>;
    redrawEvents: Observable<null>;
    protected redrawEventsSubject: Subject<null>;
    protected filterSubscription?: Subscription;
    logDisplayPanel: LogDisplayPanel;
    queryResultsPanel: ScreenPanel;
    queryResultsThresholdPanel: ScreenPanel;
    queryResultsSearchModePanel: TextPanel;
    queryResultsMatchesPanel: TextPanel;
    protected queryPromptPanel: ScreenPanel;
    protected queryPromptArrowPanel: ScreenPanel;
    queryPromptInputPanel: TextPanel;
    protected titlePanel: TextPanel;
    protected selected: boolean;
    searchMode: boolean;
    protected spinnerIndex: number;
    spinnerFrames: string[];
    constructor(dst: Buffer | Terminal, options: Panel.Options, logStream: T);
    getScreenBuffer(): ScreenBuffer;
    setSelected(selected: boolean): void;
    setSearchMode(searchMode: boolean): void;
    selectPreviousMatch(idx: LogIdx): void;
    selectNextMatch(idx: LogIdx): void;
    renderTitle: () => void;
    renderQueryResultsMatches: () => void;
    renderQueryResultsThreshold: () => void;
    renderQueryResultsSearchMode: () => void;
    setQuery(query: string): Subscription | undefined;
    setFilter(filter: Parse.Expression | undefined): Subscription | undefined;
    increaseFuzzyThreshold(): Subscription | undefined;
    decreaseFuzzyThreshold(): Subscription | undefined;
}
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