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103 lines
4.3 KiB
JavaScript
103 lines
4.3 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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/*global define*/
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define(
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[],
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function () {
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"use strict";
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/**
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* Controller for the "locator" control, which provides the
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* user with the ability to select a domain object as the
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* destination for a newly-created object in the Create menu.
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* @memberof platform/commonUI/browse
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* @constructor
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*/
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function LocatorController($scope, $timeout, objectService) {
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// Populate values needed by the locator control. These are:
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// * rootObject: The top-level object, since we want to show
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// the full tree
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// * treeModel: The model for the embedded tree representation,
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// used for bi-directional object selection.
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function setLocatingObject(domainObject, priorObject) {
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var context = domainObject &&
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domainObject.getCapability("context"),
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contextRoot = context && context.getRoot();
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if (contextRoot && contextRoot !== $scope.rootObject) {
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$scope.rootObject = undefined;
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// Update the displayed tree on a timeout to avoid
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// an infinite digest exception.
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$timeout(function () {
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$scope.rootObject =
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(context && context.getRoot()) || $scope.rootObject;
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}, 0);
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} else if (!contextRoot){
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//If no context root is available, default to the root
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// object
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$scope.rootObject = undefined;
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// Update the displayed tree on a timeout to avoid
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// an infinite digest exception.
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objectService.getObjects(['ROOT'])
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.then(function(objects){
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$timeout(function () {
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$scope.rootObject = objects.ROOT;
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}, 0);
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});
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}
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$scope.treeModel.selectedObject = domainObject;
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$scope.ngModel[$scope.field] = domainObject;
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// Restrict which locations can be selected
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if (domainObject &&
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$scope.structure &&
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$scope.structure.validate) {
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if (!$scope.structure.validate(domainObject)) {
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setLocatingObject(priorObject, undefined);
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return;
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}
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}
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// Set validity
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if ($scope.ngModelController) {
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$scope.ngModelController.$setValidity(
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'composition',
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!!$scope.treeModel.selectedObject
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);
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}
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}
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// Initial state for the tree's model
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$scope.treeModel =
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{ selectedObject: $scope.ngModel[$scope.field] };
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// Watch for changes from the tree
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$scope.$watch("treeModel.selectedObject", setLocatingObject);
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}
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return LocatorController;
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}
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);
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