electron-wechat/src/main.js

Wechat desktop application

const {
  app
} = require('electron');
const MainController = require('./controller/main-controller')
const AppTrayController = require('./controller/app-tray-controller')

class ElectronWechat {
  constructor() {
    this.mainController = null
    this.tray = null
  }

  // init method, the entry point of the app.
  init() {
    const lock = app.requestSingleInstanceLock()
    if (!lock) {
      app.quit()
    } else {
      app.on('second-instance', (event, commandLine, workingDirectory) => {
        if (this.mainController) this.mainController.show()
      })

      this.initApp()
    }
  }

  // init the main app.
  initApp() {
    // 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', () => {

      this.mainController = new MainController()
      this.tray = new AppTrayController(this.mainController)

      // Quit when all windows are closed.
      app.on('window-all-closed', () => {
        // 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('before-quit', () => {
        this.tray.tray.destroy()
      });

      app.on('quit', () => {
        // empty cover cache folder before exit.
        // fs.remove(`${app.getPath('userData')}/covers`);
      });

      app.on('activate', () => {
        // 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 (this.mainController === null) {
          this.mainController = new PlayerController()
        } else {
          this.mainController.show()
        }
      })
    })
  }
}

new ElectronWechat().init();