diff options
Diffstat (limited to 'ext/bg/js/settings/popup-preview-frame.js')
-rw-r--r-- | ext/bg/js/settings/popup-preview-frame.js | 39 |
1 files changed, 21 insertions, 18 deletions
diff --git a/ext/bg/js/settings/popup-preview-frame.js b/ext/bg/js/settings/popup-preview-frame.js index aa2b6100..6a149841 100644 --- a/ext/bg/js/settings/popup-preview-frame.js +++ b/ext/bg/js/settings/popup-preview-frame.js @@ -16,7 +16,13 @@ * along with this program. If not, see <https://www.gnu.org/licenses/>. */ -/*global apiOptionsGet, Popup, PopupProxyHost, Frontend, TextSourceRange*/ +/* global + * Frontend + * Popup + * PopupProxyHost + * TextSourceRange + * apiOptionsGet + */ class SettingsPopupPreview { constructor() { @@ -28,6 +34,12 @@ class SettingsPopupPreview { this.themeChangeTimeout = null; this.textSource = null; this._targetOrigin = chrome.runtime.getURL('/').replace(/\/$/, ''); + + this._windowMessageHandlers = new Map([ + ['setText', ({text}) => this.setText(text)], + ['setCustomCss', ({css}) => this.setCustomCss(css)], + ['setCustomOuterCss', ({css}) => this.setCustomOuterCss(css)] + ]); } static create() { @@ -38,15 +50,12 @@ class SettingsPopupPreview { async prepare() { // Setup events - window.addEventListener('message', (e) => this.onMessage(e), false); + window.addEventListener('message', this.onMessage.bind(this), false); - const themeDarkCheckbox = document.querySelector('#theme-dark-checkbox'); - if (themeDarkCheckbox !== null) { - themeDarkCheckbox.addEventListener('change', () => this.onThemeDarkCheckboxChanged(themeDarkCheckbox), false); - } + document.querySelector('#theme-dark-checkbox').addEventListener('change', this.onThemeDarkCheckboxChanged.bind(this), false); // Overwrite API functions - window.apiOptionsGet = (...args) => this.apiOptionsGet(...args); + window.apiOptionsGet = this.apiOptionsGet.bind(this); // Overwrite frontend const popupHost = new PopupProxyHost(); @@ -56,7 +65,7 @@ class SettingsPopupPreview { this.popup.setChildrenSupported(false); this.popupSetCustomOuterCssOld = this.popup.setCustomOuterCss; - this.popup.setCustomOuterCss = (...args) => this.popupSetCustomOuterCss(...args); + this.popup.setCustomOuterCss = this.popupSetCustomOuterCss.bind(this); this.frontend = new Frontend(this.popup); @@ -101,14 +110,14 @@ class SettingsPopupPreview { if (e.origin !== this._targetOrigin) { return; } const {action, params} = e.data; - const handler = SettingsPopupPreview._messageHandlers.get(action); + const handler = this._windowMessageHandlers.get(action); if (typeof handler !== 'function') { return; } - handler(this, params); + handler(params); } - onThemeDarkCheckboxChanged(node) { - document.documentElement.classList.toggle('dark', node.checked); + onThemeDarkCheckboxChanged(e) { + document.documentElement.classList.toggle('dark', e.target.checked); if (this.themeChangeTimeout !== null) { clearTimeout(this.themeChangeTimeout); } @@ -171,12 +180,6 @@ class SettingsPopupPreview { } } -SettingsPopupPreview._messageHandlers = new Map([ - ['setText', (self, {text}) => self.setText(text)], - ['setCustomCss', (self, {css}) => self.setCustomCss(css)], - ['setCustomOuterCss', (self, {css}) => self.setCustomOuterCss(css)] -]); - SettingsPopupPreview.instance = SettingsPopupPreview.create(); |