Files
desktop-app/main.js
2021-03-26 22:32:01 +08:00

310 lines
7.6 KiB
JavaScript

// var app = require('electron').app; // Module to control application life.
const {app, BrowserWindow, crashReporter, Tray, Menu, ipcMain: ipc} = require('electron');
var pdfMain = require('./src/pdf_main');
var appIcon;
// Report crashes to our server.
crashReporter.start({
productName: 'YourName',
companyName: 'YourCompany',
submitURL: 'https://your-domain.com/url-to-submit',
autoSubmit: true
});
require('@electron/remote/main').initialize()
// Keep a global reference of the window object, if you don't, the window will
// be closed automatically when the javascript object is GCed.
var mainWindow = null;
if (!app.makeSingleInstance) {
app.allowRendererProcessReuse = true
// single instance
const gotTheLock = app.requestSingleInstanceLock()
if (!gotTheLock) {
console.log("gotTheLock is false, another instance is running")
app.quit()
} else {
app.on('second-instance', (event, commandLine, workingDirectory) => {
if (mainWindow) {
mainWindow.show();
if (mainWindow.isMinimized()) {
mainWindow.restore();
}
mainWindow.focus();
}
})
}
}
else {
// single instance
const shouldQuit = app.makeSingleInstance((commandLine, workingDirectory) => {
// Someone tried to run a second instance, we should focus our window.
if (mainWindow) {
mainWindow.show();
if (mainWindow.isMinimized()) {
mainWindow.restore();
}
mainWindow.focus();
}
})
if (shouldQuit) {
app.quit()
}
}
// Quit when all windows are closed.
app.on('window-all-closed', function() {
// if (process.platform != 'darwin')
app.quit();
});
// 仅MAC
// 避免可以启动多个app
app.on('open-file', function(e) {
// console.log('reopen');
if(mainWindow) {
mainWindow.show();
mainWindow.focus();
} else {
openIt();
}
});
// 仅MAC
// var appIsReady = false;
app.on('activate', function() {
console.log('activate');
if(mainWindow) {
mainWindow.show();
}
else {
// 有时, 重启电脑会出现这种情况
// Cannot create BrowserWindow before app is ready
// 很可能app.on('ready')还没有出现, 但是ready后肯定有mainWindow了
// 所以, 这一段注释掉
// openIt();
}
});
// DB
var DB = {
init: function () {
var me = this;
var db = require('./src/db_main');
// 前端发来消息
// m = {token: token, method: 'insert, findOne', dbname: 'notes', params: {username: "life"}};
ipc.on('db-exec', function(event, m) {
// me._token2Sender[m.token] = event.sender;
db.exec(m, function (ret) {
// console.log('main called ret:');
// console.log(ret);
if (ret && ret.ret) {
ret.ret = JSON.stringify(ret.ret);
}
event.sender.send('db-exec-ret', ret);
});
});
/**
* 前端发消息过来说可以初始化了
* @param {<Event>} event
* @param {Object} params {
curUser: <User> 是当前用户
dbPath: string 是用户的dbPath
dataBasePath: string 所有数据的基地址
* }
*/
ipc.on('db-init', function (event, params) {
db.init(params.curUser, params.dbPath, params.dataBasePath);
});
}
};
// This method will be called when Electron has done everything
// initialization and ready for creating browser windows.
app.on('ready', openIt);
function removeEvents (win) {
win.removeAllListeners('closed');
win.removeAllListeners('focus');
win.removeAllListeners('blur');
win.removeAllListeners('close');
}
function close (e, force) {
console.log('close:', force);
if (mainWindow) {
mainWindow.hide();
e && e.preventDefault();
mainWindow.webContents.send('closeWindow');
} else {
app.quit();
}
}
function bindEvents (win) {
mainWindow = win;
// Emitted when the window is closed.
win.on('closed', function() {
console.log('closed');
// Dereference the window object, usually you would store windows
// in an array if your app supports multi windows, this is the time
// when you should delete the corresponding element.
win = null;
});
win.on('focus', function() {
console.log('focus');
// ipc.send('focusWindow'); mainProcess没有该方法
if(win && win.webContents)
win.webContents.send('focusWindow');
});
win.on('blur', function() {
console.log('blur');
if(win && win.webContents)
win.webContents.send('blurWindow');
});
// 以前的关闭是真关闭, 现是是假关闭了
// 关闭,先保存数据
win.on('close', function(e) {
// windows支持tray, 点close就是隐藏
if (process.platform.toLowerCase().indexOf('win') === 0) { // win32
win.hide();
e.preventDefault();
return;
}
// mac 在docker下quit;
// linux直接点x linux不支持Tray
close(e, false);
});
}
function openIt() {
// 数据库
DB.init();
// 协议
var leanoteProtocol = require('./src/leanote_protocol');
leanoteProtocol.init();
// Create the browser window.
mainWindow = new BrowserWindow({
width: 1050,
height: 595,
frame: process.platform != 'darwin',
transparent: false,
autoHideMenuBar: true,
webPreferences: {
nodeIntegration: true,
contextIsolation: false, // https://github.com/electron/electron/issues/27961
enableRemoteModule: true
}
}
);
console.log('load: file://' + __dirname + '/note.html');
// and load the index.html of the app.
mainWindow.loadURL('file://' + __dirname + '/note.html');
bindEvents(mainWindow);
// 前端发来可以关闭了
ipc.on('quit-app', function(event, arg) {
console.log('get quit-app request');
if (mainWindow) {
mainWindow.destroy();
mainWindow = null;
} else {
app.quit();
}
});
// open login.html and note.html
ipc.on('openUrl', function(event, arg) {
console.log('openUrl', arg);
arg.webPreferences = arg.webPreferences === undefined ? {} : arg.webPreferences;
arg.webPreferences.nodeIntegration = true;
arg.webPreferences.contextIsolation = false;
arg.webPreferences.enableRemoteModule = true;
var html = arg.html;
var everWindow = mainWindow;
if (arg.icon) {
arg.icon = new Tray(__dirname + arg.icon)
}
var win2 = new BrowserWindow(arg);
win2.loadURL('file://' + __dirname + '/' + html);
mainWindow = win2;
// remove all events then close it
removeEvents(everWindow);
everWindow.close();
if (html.indexOf('note.html') >= 0) {
bindEvents(mainWindow)
}
});
pdfMain.init();
function show () {
if (mainWindow) {
mainWindow.show();
mainWindow.restore();
mainWindow.focus();
mainWindow.webContents.send('focusWindow');
} else {
app.quit();
}
}
var trayShowed = false;
ipc.on('show-tray', function(event, arg) {
if (trayShowed) {
return;
}
trayShowed = true;
if (process.platform == 'linux') {
return;
}
appIcon = new Tray(__dirname + '/public/images/tray/' + ( process.platform == 'darwin' ? 'trayTemplate.png' : 'tray.png'))
var contextMenu = Menu.buildFromTemplate([
{
label: arg.Open, click: function () {
show();
}
},
{
label: arg.Close, click: function () {
close(null, true);
}
},
]);
appIcon.setToolTip('Leanote');
// appIcon.setTitle('Leanote');
// appIcon.setContextMenu(contextMenu);
appIcon.on('click', function (e) {
show();
e.preventDefault();
});
appIcon.on('right-click', function () {
appIcon.popUpContextMenu(contextMenu);
});
});
}