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/*
* SonarQube
* Copyright (C) 2009-2016 SonarSource SA
* mailto:contact AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
import Marionette from 'backbone.marionette';
export default Marionette.CollectionView.extend({
initialize () {
this.resetSelectedIndex();
this.listenTo(this.collection, 'reset', this.resetSelectedIndex);
},
childViewOptions (model, index) {
return { index };
},
resetSelectedIndex () {
this.selectedIndex = 0;
},
onRender () {
this.selectCurrent();
},
submitCurrent () {
const view = this.children.findByIndex(this.selectedIndex);
if (view != null) {
view.submit();
}
},
selectCurrent () {
this.selectItem(this.selectedIndex);
},
selectNext () {
if (this.selectedIndex < this.collection.length - 1) {
this.deselectItem(this.selectedIndex);
this.selectedIndex++;
this.selectItem(this.selectedIndex);
}
},
selectPrev () {
if (this.selectedIndex > 0) {
this.deselectItem(this.selectedIndex);
this.selectedIndex--;
this.selectItem(this.selectedIndex);
}
},
selectItem (index) {
if (index >= 0 && index < this.collection.length) {
const view = this.children.findByIndex(index);
if (view != null) {
view.select();
}
}
},
deselectItem (index) {
const view = this.children.findByIndex(index);
if (view != null) {
view.deselect();
}
}
});
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