electron/atom/browser/default_app/main.js

313 строки
8.3 KiB
JavaScript

const electron = require('electron');
const app = electron.app;
const dialog = electron.dialog;
const shell = electron.shell;
const Menu = electron.Menu;
const fs = require('fs');
const path = require('path');
const url = require('url');
// Quit when all windows are closed and no other one is listening to this.
app.on('window-all-closed', function() {
if (app.listeners('window-all-closed').length == 1)
app.quit();
});
// Parse command line options.
var argv = process.argv.slice(1);
var option = { file: null, help: null, version: null, webdriver: null, modules: [] };
for (var i = 0; i < argv.length; i++) {
if (argv[i] == '--version' || argv[i] == '-v') {
option.version = true;
break;
} else if (argv[i].match(/^--app=/)) {
option.file = argv[i].split('=')[1];
break;
} else if (argv[i] == '--help' || argv[i] == '-h') {
option.help = true;
break;
} else if (argv[i] == '--test-type=webdriver') {
option.webdriver = true;
} else if (argv[i] == '--require' || argv[i] == '-r') {
option.modules.push(argv[++i]);
continue;
} else if (argv[i][0] == '-') {
continue;
} else {
option.file = argv[i];
break;
}
}
// Create default menu.
app.once('ready', function() {
if (Menu.getApplicationMenu())
return;
var template = [
{
label: 'Edit',
submenu: [
{
label: 'Undo',
accelerator: 'CmdOrCtrl+Z',
role: 'undo'
},
{
label: 'Redo',
accelerator: 'Shift+CmdOrCtrl+Z',
role: 'redo'
},
{
type: 'separator'
},
{
label: 'Cut',
accelerator: 'CmdOrCtrl+X',
role: 'cut'
},
{
label: 'Copy',
accelerator: 'CmdOrCtrl+C',
role: 'copy'
},
{
label: 'Paste',
accelerator: 'CmdOrCtrl+V',
role: 'paste'
},
{
label: 'Select All',
accelerator: 'CmdOrCtrl+A',
role: 'selectall'
},
]
},
{
label: 'View',
submenu: [
{
label: 'Reload',
accelerator: 'CmdOrCtrl+R',
click: function(item, focusedWindow) {
if (focusedWindow)
focusedWindow.reload();
}
},
{
label: 'Toggle Full Screen',
accelerator: (function() {
if (process.platform == 'darwin')
return 'Ctrl+Command+F';
else
return 'F11';
})(),
click: function(item, focusedWindow) {
if (focusedWindow)
focusedWindow.setFullScreen(!focusedWindow.isFullScreen());
}
},
{
label: 'Toggle Developer Tools',
accelerator: (function() {
if (process.platform == 'darwin')
return 'Alt+Command+I';
else
return 'Ctrl+Shift+I';
})(),
click: function(item, focusedWindow) {
if (focusedWindow)
focusedWindow.toggleDevTools();
}
},
]
},
{
label: 'Window',
role: 'window',
submenu: [
{
label: 'Minimize',
accelerator: 'CmdOrCtrl+M',
role: 'minimize'
},
{
label: 'Close',
accelerator: 'CmdOrCtrl+W',
role: 'close'
},
]
},
{
label: 'Help',
role: 'help',
submenu: [
{
label: 'Learn More',
click: function() {
shell.openExternal('http://electron.atom.io');
}
},
{
label: 'Documentation',
click: function() {
shell.openExternal(
`https://github.com/atom/electron/tree/v${process.versions.electron}/docs#readme`
);
}
},
{
label: 'Community Discussions',
click: function() {
shell.openExternal('https://discuss.atom.io/c/electron');
}
},
{
label: 'Search Issues',
click: function() {
shell.openExternal('https://github.com/atom/electron/issues');
}
}
]
},
];
if (process.platform == 'darwin') {
template.unshift({
label: 'Electron',
submenu: [
{
label: 'About Electron',
role: 'about'
},
{
type: 'separator'
},
{
label: 'Services',
role: 'services',
submenu: []
},
{
type: 'separator'
},
{
label: 'Hide Electron',
accelerator: 'Command+H',
role: 'hide'
},
{
label: 'Hide Others',
accelerator: 'Command+Alt+H',
role: 'hideothers'
},
{
label: 'Show All',
role: 'unhide'
},
{
type: 'separator'
},
{
label: 'Quit',
accelerator: 'Command+Q',
click: function() { app.quit(); }
},
]
});
template[3].submenu.push(
{
type: 'separator'
},
{
label: 'Bring All to Front',
role: 'front'
}
);
}
var menu = Menu.buildFromTemplate(template);
Menu.setApplicationMenu(menu);
});
if (option.modules.length > 0) {
require('module')._preloadModules(option.modules);
}
function loadApplicationPackage(packagePath) {
try {
// Override app name and version.
packagePath = path.resolve(packagePath);
var packageJsonPath = path.join(packagePath, 'package.json');
if (fs.existsSync(packageJsonPath)) {
var packageJson = JSON.parse(fs.readFileSync(packageJsonPath));
if (packageJson.version)
app.setVersion(packageJson.version);
if (packageJson.productName)
app.setName(packageJson.productName);
else if (packageJson.name)
app.setName(packageJson.name);
app.setPath('userData', path.join(app.getPath('appData'), app.getName()));
app.setPath('userCache', path.join(app.getPath('cache'), app.getName()));
app.setAppPath(packagePath);
}
// Run the app.
require('module')._load(packagePath, module, true);
} catch(e) {
if (e.code == 'MODULE_NOT_FOUND') {
app.focus();
dialog.showErrorBox(
'Error opening app',
'The app provided is not a valid Electron app, please read the docs on how to write one:\n' +
`https://github.com/atom/electron/tree/v${process.versions.electron}/docs\n\n${e.toString()}`
);
process.exit(1);
} else {
console.error('App threw an error when running', e);
throw e;
}
}
}
function loadApplicationByUrl(appUrl) {
require('./default_app').load(appUrl);
}
// Start the specified app if there is one specified in command line, otherwise
// start the default app.
if (option.file && !option.webdriver) {
var file = option.file;
var protocol = url.parse(file).protocol;
var extension = path.extname(file);
if (protocol === 'http:' || protocol === 'https:' || protocol === 'file:') {
loadApplicationByUrl(file);
} else if (extension === '.html' || extension === '.htm') {
loadApplicationByUrl('file://' + path.resolve(file));
} else {
loadApplicationPackage(file);
}
} else if (option.version) {
console.log('v' + process.versions.electron);
process.exit(0);
} else if (option.help) {
var helpMessage = "Electron v" + process.versions.electron + " - Cross Platform Desktop Application Shell\n\n";
helpMessage += "Usage: electron [options] [path]\n\n";
helpMessage += "A path to an Electron application may be specified.\n";
helpMessage += "The path must be one of the following:\n\n";
helpMessage += " - index.js file.\n";
helpMessage += " - Folder containing a package.json file.\n";
helpMessage += " - Folder containing an index.js file.\n";
helpMessage += " - .html/.htm file.\n";
helpMessage += " - http://, https://, or file:// URL.\n";
helpMessage += "\nOptions:\n";
helpMessage += " -r, --require Module to preload (option can be repeated)\n";
helpMessage += " -h, --help Print this usage message.\n";
helpMessage += " -v, --version Print the version.";
console.log(helpMessage);
process.exit(0);
} else {
loadApplicationByUrl('file://' + __dirname + '/index.html');
}