yomichan/ext/js/pages/settings/modal-controller.js

61 lines
1.7 KiB
JavaScript
Raw Normal View History

/*
* Copyright (C) 2020-2021 Yomichan Authors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
/* global
* Modal
*/
class ModalController {
constructor() {
this._modals = [];
this._modalMap = new Map();
}
prepare() {
const idSuffix = '-modal';
for (const node of document.querySelectorAll('.modal')) {
let {id} = node;
if (typeof id !== 'string') { continue; }
if (id.endsWith(idSuffix)) {
id = id.substring(0, id.length - idSuffix.length);
}
const modal = new Modal(node);
modal.prepare();
this._modalMap.set(id, modal);
this._modalMap.set(node, modal);
this._modals.push(modal);
}
}
getModal(nameOrNode) {
const modal = this._modalMap.get(nameOrNode);
return (typeof modal !== 'undefined' ? modal : null);
}
getTopVisibleModal() {
for (let i = this._modals.length - 1; i >= 0; --i) {
const modal = this._modals[i];
if (modal.isVisible()) {
return modal;
}
}
return null;
}
}