import { Disposable, ViewKey } from "@anz-bank/vscode-sysl-model";
import { ViewModel, ViewModelDelta } from "@anz-bank/vscode-sysl-plugin";
import { URI } from "vscode-uri";
import { View } from "../types";
/** A container for multiple child views. */
export interface MultiView extends Disposable {
    /** The URI of the document rendered by the multi view. */
    readonly uri: URI;
    /** The child views of the multi view */
    readonly children: readonly View<any, any>[];
    /** Returns {@code true} if the multi view already contains a child view with {@code key}. */
    hasChild(key: ViewKey): boolean;
    /** Returns the child view with {@code key} if it exists, or {@code undefined} otherwise. */
    getChild<T extends ViewModel, D extends ViewModelDelta>(key: ViewKey): View<T, D> | undefined;
    /**
     * Creates a new child view with {@code key} and optionally an initial model. Returns the view
     * once created, initialized and added as a child of the multi view.
     *
     * If the view already exists within the multi view, throws an error to enforce consistency.
     */
    addChild<T extends ViewModel, D extends ViewModelDelta>(key: ViewKey, initialModel?: T): View<T, D>;
    /** Removes and returns the child view with the given key if it exists, or undefined otherwise. */
    removeChild<T extends ViewModel, D extends ViewModelDelta>(key: ViewKey): View<T, D> | undefined;
}