/* * Copyright (C) 2019-2022 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/>. */ class PopupPreviewController { constructor(settingsController) { this._settingsController = settingsController; this._targetOrigin = chrome.runtime.getURL('/').replace(/\/$/, ''); this._frame = null; this._customCss = null; this._customOuterCss = null; this._previewFrameContainer = null; } async prepare() { if (new URLSearchParams(location.search).get('popup-preview') === 'false') { return; } this._frame = document.querySelector('#popup-preview-frame'); this._customCss = document.querySelector('#custom-popup-css'); this._customOuterCss = document.querySelector('#custom-popup-outer-css'); this._previewFrameContainer = document.querySelector('.preview-frame-container'); this._customCss.addEventListener('input', this._onCustomCssChange.bind(this), false); this._customCss.addEventListener('settingChanged', this._onCustomCssChange.bind(this), false); this._customOuterCss.addEventListener('input', this._onCustomOuterCssChange.bind(this), false); this._customOuterCss.addEventListener('settingChanged', this._onCustomOuterCssChange.bind(this), false); this._frame.addEventListener('load', this._onFrameLoad.bind(this), false); this._settingsController.on('optionsContextChanged', this._onOptionsContextChange.bind(this)); this._frame.src = '/popup-preview.html'; } // Private _onFrameLoad() { this._onOptionsContextChange(); this._onCustomCssChange(); this._onCustomOuterCssChange(); } _onCustomCssChange() { this._invoke('PopupPreviewFrame.setCustomCss', {css: this._customCss.value}); } _onCustomOuterCssChange() { this._invoke('PopupPreviewFrame.setCustomOuterCss', {css: this._customOuterCss.value}); } _onOptionsContextChange() { const optionsContext = this._settingsController.getOptionsContext(); this._invoke('PopupPreviewFrame.updateOptionsContext', {optionsContext}); } _invoke(action, params) { if (this._frame === null || this._frame.contentWindow === null) { return; } this._frame.contentWindow.postMessage({action, params}, this._targetOrigin); } }