130 lines
5.0 KiB
JavaScript
130 lines
5.0 KiB
JavaScript
/*
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* Copyright (C) 2019-2021 Yomichan Authors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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/* global
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* wanakana
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*/
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class PopupPreviewController {
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constructor(settingsController) {
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this._settingsController = settingsController;
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this._previewVisible = false;
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this._targetOrigin = chrome.runtime.getURL('/').replace(/\/$/, '');
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this._frame = null;
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this._previewTextInput = null;
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this._customCss = null;
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this._customOuterCss = null;
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this._previewFrameContainer = null;
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}
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async prepare() {
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const button = document.querySelector('#settings-popup-preview-button');
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if (button !== null) {
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button.addEventListener('click', this._onShowPopupPreviewButtonClick.bind(this), false);
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} else {
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this._frame = document.querySelector('#popup-preview-frame');
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this._customCss = document.querySelector('#custom-popup-css');
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this._customOuterCss = document.querySelector('#custom-popup-outer-css');
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this._previewFrameContainer = document.querySelector('.preview-frame-container');
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this._customCss.addEventListener('input', this._onCustomCssChange.bind(this), false);
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this._customCss.addEventListener('settingChanged', this._onCustomCssChange.bind(this), false);
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this._customOuterCss.addEventListener('input', this._onCustomOuterCssChange.bind(this), false);
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this._customOuterCss.addEventListener('settingChanged', this._onCustomOuterCssChange.bind(this), false);
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this._frame.addEventListener('load', this._onFrameLoad2.bind(this), false);
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this._settingsController.on('optionsContextChanged', this._onOptionsContextChange.bind(this));
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}
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}
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// Private
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_onShowPopupPreviewButtonClick() {
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if (this._previewVisible) { return; }
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this._showAppearancePreview();
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this._previewVisible = true;
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}
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_showAppearancePreview() {
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const container = document.querySelector('#settings-popup-preview-container');
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const buttonContainer = document.querySelector('#settings-popup-preview-button-container');
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const settings = document.querySelector('#settings-popup-preview-settings');
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const text = document.querySelector('#settings-popup-preview-text');
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const customCss = document.querySelector('#custom-popup-css');
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const customOuterCss = document.querySelector('#custom-popup-outer-css');
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const frame = document.createElement('iframe');
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this._previewTextInput = text;
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this._frame = frame;
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this._customCss = customCss;
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this._customOuterCss = customOuterCss;
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wanakana.bind(text);
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frame.addEventListener('load', this._onFrameLoad.bind(this), false);
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text.addEventListener('input', this._onTextChange.bind(this), false);
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customCss.addEventListener('input', this._onCustomCssChange.bind(this), false);
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customOuterCss.addEventListener('input', this._onCustomOuterCssChange.bind(this), false);
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this._settingsController.on('optionsContextChanged', this._onOptionsContextChange.bind(this));
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frame.src = '/bg/popup-preview.html';
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frame.id = 'settings-popup-preview-frame';
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container.appendChild(frame);
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if (buttonContainer.parentNode !== null) {
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buttonContainer.parentNode.removeChild(buttonContainer);
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}
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settings.style.display = '';
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}
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_onFrameLoad() {
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this._onOptionsContextChange();
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this._setText(this._previewTextInput.value);
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}
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_onFrameLoad2() {
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this._onOptionsContextChange();
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this._onCustomCssChange();
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this._onCustomOuterCssChange();
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}
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_onTextChange(e) {
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this._setText(e.currentTarget.value);
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}
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_onCustomCssChange() {
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this._invoke('setCustomCss', {css: this._customCss.value});
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}
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_onCustomOuterCssChange() {
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this._invoke('setCustomOuterCss', {css: this._customOuterCss.value});
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}
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_onOptionsContextChange() {
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const optionsContext = this._settingsController.getOptionsContext();
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this._invoke('updateOptionsContext', {optionsContext});
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}
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_setText(text) {
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this._invoke('setText', {text});
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}
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_invoke(action, params) {
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if (this._frame === null || this._frame.contentWindow === null) { return; }
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this._frame.contentWindow.postMessage({action, params}, this._targetOrigin);
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}
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}
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