wisemapping-frontend/packages/mindplot/lib/components/commands/AddRelationshipCommand.js

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/*
* Copyright [2015] [wisemapping]
*
* Licensed under WiseMapping Public License, Version 1.0 (the "License").
* It is basically the Apache License, Version 2.0 (the "License") plus the
* "powered by wisemapping" text requirement on every single page;
* you may not use this file except in compliance with the License.
* You may obtain a copy of the license at
*
* http://www.wisemapping.org/license
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
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const Command = require('../Command').default;
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const AddRelationshipCommand = new Class(/** @lends AddRelationshipCommand */{
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Extends: Command,
/**
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* @classdesc This command class handles do/undo of adding a relationship to a topic.
* @constructs
* @param {XMLDOM} model
* @extends mindplot.Command
*/
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initialize(model) {
$assert(model, 'Relationship model can not be null');
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this.parent();
this._model = model;
},
/**
* Overrides abstract parent method
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*/
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execute(commandContext) {
const relationship = commandContext.addRelationship(this._model);
relationship.setOnFocus(true);
},
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/**
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* Overrides abstract parent method
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* @see {@link mindplot.Command.undoExecute}
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*/
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undoExecute(commandContext) {
const rel = commandContext.findRelationships(this._model.getId());
commandContext.deleteRelationship(rel[0]);
},
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});
export default AddRelationshipCommand;