bce5643994
Conflicts: platform/commonUI/edit/test/actions/EditAndComposeActionSpec.js platform/representation/src/MCTRepresentation.js
101 lines
3.8 KiB
JavaScript
101 lines
3.8 KiB
JavaScript
/*****************************************************************************
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* Open MCT Web, Copyright (c) 2014-2015, United States Government
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* as represented by the Administrator of the National Aeronautics and Space
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* Administration. All rights reserved.
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*
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* Open MCT Web is licensed under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0.
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* Open MCT Web includes source code licensed under additional open source
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* licenses. See the Open Source Licenses file (LICENSES.md) included with
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* this source code distribution or the Licensing information page available
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* at runtime from the About dialog for additional information.
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*****************************************************************************/
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define(
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[],
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function () {
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/**
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* Policy controlling when the `edit` and/or `properties` actions
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* can appear as applicable actions of the `view-control` category
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* (shown as buttons in the top-right of browse mode.)
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* @memberof platform/commonUI/edit
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* @constructor
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* @implements {Policy.<Action, ActionContext>}
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*/
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function EditActionPolicy(policyService) {
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this.policyService = policyService;
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}
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/**
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* Get a count of views which are not flagged as non-editable.
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* @private
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*/
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EditActionPolicy.prototype.countEditableViews = function (context) {
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var domainObject = context.domainObject,
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count = 0,
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type, views;
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if (!domainObject) {
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return count;
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}
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type = domainObject.getCapability('type');
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views = domainObject.useCapability('view');
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// A view is editable unless explicitly flagged as not
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(views || []).forEach(function (view) {
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if (view.editable === true ||
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(view.key === 'plot' && type.getKey() === 'telemetry.panel')) {
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count++;
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}
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});
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return count;
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};
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/**
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* Checks whether the domain object is currently being edited. If
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* so, the edit action is not applicable.
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* @param context
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* @returns {*|boolean}
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*/
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function isEditing(context) {
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var domainObject = (context || {}).domainObject;
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return domainObject &&
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domainObject.hasCapability('editor') &&
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domainObject.getCapability('editor').isEditContextRoot();
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}
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EditActionPolicy.prototype.allow = function (action, context) {
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var key = action.getMetadata().key,
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category = (context || {}).category;
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// Restrict 'edit' to cases where there are editable
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// views (similarly, restrict 'properties' to when
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// the converse is true), and where the domain object is not
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// already being edited.
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if (key === 'edit') {
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return this.countEditableViews(context) > 0 && !isEditing(context);
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} else if (key === 'properties' && category === 'view-control') {
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return this.countEditableViews(context) < 1 && !isEditing(context);
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}
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// Like all policies, allow by default.
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return true;
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};
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return EditActionPolicy;
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}
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);
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