import type { WorkflowActivityObserver, WorkflowActivitySnapshotFrame, WorkflowActivitySubscription } from "./workflow-events.js";
import { type SessionWorkflows, type WorkflowRunAllTarget, type WorkflowRunControl, type WorkflowRunControlOutcome, type WorkflowRunControlRegistration, type WorkflowRunDetail, type WorkflowRunListFilter, type WorkflowRunPauseOptions, type WorkflowRunResumeOptions, type WorkflowRunStageSummary, type WorkflowRunSummary, type WorkflowStageListFilter } from "./workflow-run-control.js";
/** Holds the run-control implementation that the workflows extension registers for one extension generation. */
export declare class WorkflowRunControlHub {
    private control;
    private disposed;
    register(control: WorkflowRunControl): WorkflowRunControlRegistration;
    current(): WorkflowRunControl | undefined;
    dispose(): void;
}
export type ObserveWorkflowActivity = (observer: WorkflowActivityObserver) => WorkflowActivitySubscription;
/** Stable per-session handle that follows the current extension generation across reloads. */
export declare class SessionWorkflowsHandle implements SessionWorkflows {
    private readonly resolve;
    private readonly resolveObserve;
    private readonly observers;
    constructor(resolve: () => WorkflowRunControl | undefined, resolveObserve: () => ObserveWorkflowActivity | undefined);
    private control;
    observe(observer: WorkflowActivityObserver): WorkflowActivitySubscription;
    /** Move every observer to the current extension generation; each receives that generation's snapshot first. */
    rebindObservers(): void;
    /**
     * Release every observer when the session closes. Each first receives `last` as an `unavailable`
     * snapshot, after any callback already in flight, so hosts never keep showing a closed session's runs.
     */
    disposeObservers(last: WorkflowActivitySnapshotFrame): Promise<void>;
    listRuns(filter?: WorkflowRunListFilter): Promise<readonly WorkflowRunSummary[]>;
    getRun(runId: string): Promise<WorkflowRunDetail>;
    getStages(runId: string, filter?: WorkflowStageListFilter): Promise<readonly WorkflowRunStageSummary[]>;
    pause(runId: string, options?: WorkflowRunPauseOptions): Promise<WorkflowRunControlOutcome>;
    pause(target: WorkflowRunAllTarget): Promise<WorkflowRunControlOutcome>;
    quit(target: string | WorkflowRunAllTarget): Promise<WorkflowRunControlOutcome>;
    resume(runId: string, options?: WorkflowRunResumeOptions): Promise<WorkflowRunControlOutcome>;
    waitForSettled(runId: string): Promise<void>;
}
//# sourceMappingURL=workflow-run-control-hub.d.ts.map