import { Position } from '../dnd/droptarget';
import { DockviewComponent } from '../dockview/dockviewComponent';
import { Box } from '../types';
import { DockviewGroupPanel } from '../dockview/dockviewGroupPanel';
import { DockviewGroupActivePanelChangeEvent, DockviewGroupLocation, DockviewGroupPanelLocked } from '../dockview/dockviewGroupPanelModel';
import { DockviewHeaderPosition } from '../dockview/options';
import { Emitter, Event } from '../events';
import { GridviewPanelApi, GridviewPanelApiImpl, SizeEvent } from './gridviewPanelApi';
export interface DockviewGroupMoveParams {
    group?: DockviewGroupPanel;
    position?: Position;
    /**
     * The index to place the panel within a group, only applicable if the placement is within an existing group
     */
    index?: number;
    /**
     * Whether to skip setting the group as active after moving
     */
    skipSetActive?: boolean;
}
export interface DockviewGroupPanelCollapsedChangeEvent {
    readonly isCollapsed: boolean;
}
export interface DockviewGroupPanelApi extends GridviewPanelApi {
    readonly onDidLocationChange: Event<DockviewGroupPanelLocationChangeEvent>;
    /**
     * Fires when the active panel *within this group* changes. Scoped to the
     * group, in contrast to the component-level
     * `DockviewApi.onDidActivePanelChange` (which tracks the active panel across
     * the whole dockview). Both carry an {@link DockviewOrigin} reporting
     * whether the change came from a user gesture or an API call.
     */
    readonly onDidActivePanelChange: Event<DockviewGroupActivePanelChangeEvent>;
    /**
     * Fired when an edge group's collapsed state changes.
     * Never fires for non-edge groups.
     */
    readonly onDidCollapsedChange: Event<DockviewGroupPanelCollapsedChangeEvent>;
    readonly location: DockviewGroupLocation;
    /**
     * Whether this group is locked against drop interactions.
     * - `true`: panels cannot be dropped into the group (center / tabs),
     *   but the group can still be split from its edges.
     * - `'no-drop-target'`: all drop zones are disabled for this group.
     */
    locked: DockviewGroupPanelLocked;
    /**
     * If you require the Window object
     */
    getWindow(): Window;
    moveTo(options: DockviewGroupMoveParams): void;
    setHeaderPosition(position: DockviewHeaderPosition): void;
    getHeaderPosition(): DockviewHeaderPosition;
    maximize(): void;
    isMaximized(): boolean;
    exitMaximized(): void;
    close(): void;
    /**
     * Collapse this group (edge groups only). No-op for non-edge groups.
     */
    collapse(): void;
    /**
     * Expand this group (edge groups only). No-op for non-edge groups.
     */
    expand(): void;
    /**
     * Returns true if this edge group is currently collapsed.
     * Always returns false for non-edge groups.
     */
    isCollapsed(): boolean;
}
export interface DockviewGroupPanelLocationChangeEvent {
    readonly location: DockviewGroupLocation;
}
export declare class DockviewGroupPanelApiImpl extends GridviewPanelApiImpl {
    private readonly accessor;
    private _group;
    private _pendingSize;
    readonly _onDidLocationChange: Emitter<DockviewGroupPanelLocationChangeEvent>;
    readonly onDidLocationChange: Event<DockviewGroupPanelLocationChangeEvent>;
    readonly _onDidActivePanelChange: Emitter<DockviewGroupActivePanelChangeEvent>;
    readonly onDidActivePanelChange: Event<DockviewGroupActivePanelChangeEvent>;
    readonly _onDidCollapsedChange: Emitter<DockviewGroupPanelCollapsedChangeEvent>;
    readonly onDidCollapsedChange: Event<DockviewGroupPanelCollapsedChangeEvent>;
    get location(): DockviewGroupLocation;
    /**
     * The group's bounding box relative to the top-left of the dockview root,
     * in pixels. Covers grid and floating groups; returns `undefined` for a
     * popout group (it lives in a separate window). Reflects the live rendered
     * geometry, so it is only meaningful once the layout has been sized.
     */
    get boundingBox(): Box | undefined;
    get locked(): DockviewGroupPanelLocked;
    set locked(value: DockviewGroupPanelLocked);
    constructor(id: string, accessor: DockviewComponent);
    setSize(event: SizeEvent): void;
    close(): void;
    getWindow(): Window;
    setHeaderPosition(position: DockviewHeaderPosition): void;
    getHeaderPosition(): DockviewHeaderPosition;
    moveTo(options: DockviewGroupMoveParams): void;
    maximize(): void;
    isMaximized(): boolean;
    exitMaximized(): void;
    collapse(): void;
    expand(): void;
    isCollapsed(): boolean;
    initialize(group: DockviewGroupPanel): void;
}