drawio/war/electron.js
2017-02-16 13:57:47 +03:00

110 lines
3 KiB
JavaScript

const fs = require('fs')
const path = require('path')
const electron = require('electron')
const ipcMain = electron.ipcMain
const dialog = electron.dialog
const app = electron.app
const BrowserWindow = electron.BrowserWindow
let windowsRegistry = []
function createWindow (opt = {}) {
let options = Object.assign({
width: 1600,
height: 1200,
'web-security': false,
}, opt)
let mainWindow = new BrowserWindow(options)
windowsRegistry.push(mainWindow)
console.log('createWindow', opt)
// and load the index.html of the app.
mainWindow.loadURL(
`file://${__dirname}/index.html?dev=1&test=1&db=0&gapi=0&od=0&analytics=0&picker=0&mode=device&browser=0&p=electron`)
// Open the DevTools.
mainWindow.webContents.openDevTools()
mainWindow.on('close', (event/*:WindowEvent*/) => {
const win = event.sender
const index = windowsRegistry.indexOf(win)
console.log('Window on close idx:%d', index)
const contents = win.webContents
if (contents != null) {
contents.executeJavaScript(`global.__emt_isModified()`, true,
isModified => {
console.log('__emt_isModified', isModified)
if (isModified) {
var choice = dialog.showMessageBox(
win,
{
type: 'question',
buttons: ['Yes', 'No'],
title: 'Confirm',
message: 'All Changes will be lost' //mxResources.get('allChangesLost')
})
if (choice === 0) {
win.destroy()
}
} else {
win.destroy()
}
})
event.preventDefault()
}
})
// Emitted when the window is closed.
mainWindow.on('closed', (event/*:WindowEvent*/) => {
const index = windowsRegistry.indexOf(event.sender)
console.log('Window closed idx:%d', index)
windowsRegistry.splice(index, 1)
})
return mainWindow.id
}
// This method will be called when Electron has finished
// initialization and is ready to create browser windows.
// Some APIs can only be used after this event occurs.
app.on('ready', e => {
//asynchronous
ipcMain.on('asynchronous-message', (event, arg) => {
console.log(arg) // prints "ping"
event.sender.send('asynchronous-reply', 'pong')
})
//synchronous
ipcMain.on('winman', (event, arg) => {
console.log('ipcMain.on winman', arg)
if (arg.action === 'newfile') {
event.returnValue = createWindow(arg.opt)
return
}
event.returnValue = 'pong'
})
createWindow()
})
// Quit when all windows are closed.
app.on('window-all-closed', function () {
console.log('window-all-closed', windowsRegistry.length)
// On OS X it is common for applications and their menu bar
// to stay active until the user quits explicitly with Cmd + Q
if (process.platform !== 'darwin') {
app.quit()
}
})
app.on('activate', function () {
console.log('app on activate', windowsRegistry.length)
// On OS X it's common to re-create a window in the app when the
// dock icon is clicked and there are no other windows open.
if (windowsRegistry.length === 0) {
createWindow()
}
})
// In this file you can include the rest of your app's specific main process
// code. You can also put them in separate files and require them here.