/* * Copyright (C) 2019 Alex Yatskov <alex@foosoft.net> * Author: Alex Yatskov <alex@foosoft.net> * * 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 <http://www.gnu.org/licenses/>. */ class SettingsPopupPreview { constructor() { this.frontend = null; this.apiOptionsGetOld = apiOptionsGet; this.popupInjectOuterStylesheetOld = Popup.injectOuterStylesheet; this.popupShown = false; this.themeChangeTimeout = null; } static create() { const instance = new SettingsPopupPreview(); instance.prepare(); return instance; } async prepare() { // Setup events window.addEventListener('resize', (e) => this.onWindowResize(e), false); window.addEventListener('message', (e) => this.onMessage(e), false); const themeDarkCheckbox = document.querySelector('#theme-dark-checkbox'); if (themeDarkCheckbox !== null) { themeDarkCheckbox.addEventListener('change', () => this.onThemeDarkCheckboxChanged(themeDarkCheckbox), false); } // Overwrite API functions window.apiOptionsGet = (...args) => this.apiOptionsGet(...args); // Overwrite frontend this.frontend = Frontend.create(); window.yomichan_frontend = this.frontend; this.frontend.setEnabled = function () {}; this.frontend.searchClear = function () {}; this.frontend.popup.childrenSupported = false; this.frontend.popup.interactive = false; await this.frontend.isPrepared(); // Overwrite popup Popup.injectOuterStylesheet = (...args) => this.popupInjectOuterStylesheet(...args); // Update search this.updateSearch(); } async apiOptionsGet(...args) { const options = await this.apiOptionsGetOld(...args); options.general.enable = true; options.general.debugInfo = false; options.general.popupWidth = 400; options.general.popupHeight = 250; options.general.popupHorizontalOffset = 0; options.general.popupVerticalOffset = 10; options.general.popupHorizontalOffset2 = 10; options.general.popupVerticalOffset2 = 0; options.general.popupHorizontalTextPosition = 'below'; options.general.popupVerticalTextPosition = 'before'; options.scanning.selectText = false; return options; } popupInjectOuterStylesheet(...args) { // This simulates the stylesheet priorities when injecting using the web extension API. const result = this.popupInjectOuterStylesheetOld(...args); const outerStylesheet = Popup.outerStylesheet; const node = document.querySelector('#client-css'); if (node !== null && outerStylesheet !== null) { node.parentNode.insertBefore(outerStylesheet, node); } return result; } onWindowResize() { if (this.frontend === null) { return; } const textSource = this.frontend.textSourceLast; if (textSource === null) { return; } const elementRect = textSource.getRect(); const writingMode = textSource.getWritingMode(); this.frontend.popup.showContent(elementRect, writingMode); } onMessage(e) { const {action, params} = e.data; const handlers = SettingsPopupPreview.messageHandlers; if (hasOwn(handlers, action)) { const handler = handlers[action]; handler(this, params); } } onThemeDarkCheckboxChanged(node) { document.documentElement.classList.toggle('dark', node.checked); if (this.themeChangeTimeout !== null) { clearTimeout(this.themeChangeTimeout); } this.themeChangeTimeout = setTimeout(() => { this.themeChangeTimeout = null; this.frontend.popup.updateTheme(); }, 300); } setText(text) { const exampleText = document.querySelector('#example-text'); if (exampleText === null) { return; } exampleText.textContent = text; this.updateSearch(); } setInfoVisible(visible) { const node = document.querySelector('.placeholder-info'); if (node === null) { return; } node.classList.toggle('placeholder-info-visible', visible); } setCustomCss(css) { if (this.frontend === null) { return; } this.frontend.popup.setCustomCss(css); } setCustomOuterCss(css) { if (this.frontend === null) { return; } this.frontend.popup.setCustomOuterCss(css, true); } async updateSearch() { const exampleText = document.querySelector('#example-text'); if (exampleText === null) { return; } const textNode = exampleText.firstChild; if (textNode === null) { return; } const range = document.createRange(); range.selectNode(textNode); const source = new TextSourceRange(range, range.toString(), null); try { await this.frontend.searchSource(source, 'script'); } finally { source.cleanup(); } await this.frontend.lastShowPromise; if (this.frontend.popup.isVisible()) { this.popupShown = true; } this.setInfoVisible(!this.popupShown); } } SettingsPopupPreview.messageHandlers = { setText: (self, {text}) => self.setText(text), setCustomCss: (self, {css}) => self.setCustomCss(css), setCustomOuterCss: (self, {css}) => self.setCustomOuterCss(css) }; SettingsPopupPreview.instance = SettingsPopupPreview.create();