mirror of
https://github.com/ManchildProductions/UXP-Fixed.git
synced 2026-06-15 07:31:00 +00:00
Matt A. Tobin
98 lines
2.5 KiB
JavaScript
98 lines
2.5 KiB
JavaScript
/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
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/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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const { fetchProperties } = require("./actions/grips");
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const { Property } = require("./reducers/grips");
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// Implementation
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function GripProvider(grips, dispatch) {
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this.grips = grips;
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this.dispatch = dispatch;
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}
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/**
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* This object provides data for the tree displayed in the tooltip
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* content.
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*/
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GripProvider.prototype = {
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/**
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* Fetches properties from the backend. These properties might be
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* displayed as child objects in e.g. a tree UI widget.
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*/
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getChildren: function (object) {
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let grip = object;
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if (object instanceof Property) {
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grip = this.getValue(object);
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}
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if (!grip || !grip.actor) {
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return [];
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}
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let props = this.grips.get(grip.actor);
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if (!props) {
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// Fetch missing data from the backend. Returning a promise
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// from data provider causes the tree to show a spinner.
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return this.dispatch(fetchProperties(grip));
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}
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return props;
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},
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hasChildren: function (object) {
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if (object instanceof Property) {
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let value = this.getValue(object);
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if (!value) {
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return false;
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}
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let hasChildren = value.ownPropertyLength > 0;
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if (value.preview) {
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hasChildren = hasChildren || value.preview.ownPropertiesLength > 0;
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}
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if (value.preview) {
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let preview = value.preview;
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let k = preview.kind;
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let objectsWithProps = ["DOMNode", "ObjectWithURL"];
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hasChildren = hasChildren || (objectsWithProps.indexOf(k) != -1);
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hasChildren = hasChildren || (k == "ArrayLike" && preview.length > 0);
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}
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return (value.type == "object" && hasChildren);
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}
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return null;
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},
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getValue: function (object) {
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if (object instanceof Property) {
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let value = object.value;
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return (typeof value.value != "undefined") ? value.value :
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value.getterValue;
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}
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return object;
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},
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getLabel: function (object) {
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return (object instanceof Property) ? object.name : null;
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},
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getKey: function (object) {
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return (object instanceof Property) ? object.key : null;
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},
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getType: function (object) {
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return object.class ? object.class : "";
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},
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};
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// Exports from this module
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exports.GripProvider = GripProvider;
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