122 lines
3.0 KiB
JavaScript
122 lines
3.0 KiB
JavaScript
// Copyright 2017-2020 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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const path = require('path');
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const fs = require('fs');
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const { app, Menu, Tray } = require('electron');
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const dockIcon = require('./dock_icon');
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let trayContextMenu = null;
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let tray = null;
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function createTrayIcon(getMainWindow, messages) {
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// A smaller icon is needed on macOS
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const iconSize = process.platform === 'darwin' ? '16' : '256';
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const iconNoNewMessages = path.join(
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__dirname,
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'..',
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'images',
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`icon_${iconSize}.png`
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);
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tray = new Tray(iconNoNewMessages);
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tray.forceOnTop = mainWindow => {
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if (mainWindow) {
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// On some versions of GNOME the window may not be on top when restored.
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// This trick should fix it.
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// Thanks to: https://github.com/Enrico204/Whatsapp-Desktop/commit/6b0dc86b64e481b455f8fce9b4d797e86d000dc1
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mainWindow.setAlwaysOnTop(true);
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mainWindow.focus();
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mainWindow.setAlwaysOnTop(false);
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}
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};
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tray.toggleWindowVisibility = () => {
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const mainWindow = getMainWindow();
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if (mainWindow) {
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if (mainWindow.isVisible()) {
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mainWindow.hide();
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dockIcon.hide();
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} else {
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mainWindow.show();
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dockIcon.show();
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tray.forceOnTop(mainWindow);
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}
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}
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tray.updateContextMenu();
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};
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tray.showWindow = () => {
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const mainWindow = getMainWindow();
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if (mainWindow) {
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if (!mainWindow.isVisible()) {
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mainWindow.show();
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}
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tray.forceOnTop(mainWindow);
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}
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tray.updateContextMenu();
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};
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tray.updateContextMenu = () => {
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const mainWindow = getMainWindow();
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// NOTE: we want to have the show/hide entry available in the tray icon
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// context menu, since the 'click' event may not work on all platforms.
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// For details please refer to:
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// https://github.com/electron/electron/blob/master/docs/api/tray.md.
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trayContextMenu = Menu.buildFromTemplate([
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{
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id: 'toggleWindowVisibility',
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label:
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messages[mainWindow && mainWindow.isVisible() ? 'hide' : 'show']
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.message,
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click: tray.toggleWindowVisibility,
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},
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{
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id: 'quit',
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label: messages.quit.message,
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click: app.quit.bind(app),
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},
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]);
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tray.setContextMenu(trayContextMenu);
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};
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tray.updateIcon = unreadCount => {
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let image;
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if (unreadCount > 0) {
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const filename = `${String(unreadCount >= 10 ? 10 : unreadCount)}.png`;
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image = path.join(__dirname, '..', 'images', 'alert', iconSize, filename);
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} else {
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image = iconNoNewMessages;
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}
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if (!fs.existsSync(image)) {
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console.log('tray.updateIcon: Image for tray update does not exist!');
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return;
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}
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try {
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tray.setImage(image);
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} catch (error) {
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console.log(
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'tray.setImage error:',
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error && error.stack ? error.stack : error
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);
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}
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};
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tray.on('click', tray.showWindow);
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tray.setToolTip(messages.signalDesktop.message);
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tray.updateContextMenu();
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return tray;
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}
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module.exports = createTrayIcon;
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