@voila-dashboards/jupyterlab-gridstack/lib/editor/item/model.js

A gridstack-based template for [](https://github.com/voila-dashboards/voila).

import { Signal } from '@lumino/signaling';
export var ItemState;
(function (ItemState) {
    ItemState[ItemState["CLOSED"] = 0] = "CLOSED";
    ItemState[ItemState["LOCKED"] = 1] = "LOCKED";
    ItemState[ItemState["UNLOCKED"] = 2] = "UNLOCKED";
})(ItemState || (ItemState = {}));
export class GridStackItemModel {
    constructor(options) {
        this._cellId = '';
        this._cellId = options.cellId;
        this._isLocked = options.isLocked;
        this._stateChanged = new Signal(this);
    }
    get cellId() {
        return this._cellId;
    }
    get isLocked() {
        return this._isLocked;
    }
    get stateChanged() {
        return this._stateChanged;
    }
    dispose() {
        Signal.clearData(this);
    }
    close() {
        this._stateChanged.emit(ItemState.CLOSED);
    }
    lock() {
        this._isLocked = true;
        this._stateChanged.emit(ItemState.LOCKED);
    }
    unlock() {
        this._isLocked = false;
        this._stateChanged.emit(ItemState.UNLOCKED);
    }
}