electron/docs/fiddles/features/web-bluetooth/main.js
John Kleinschmidt 6a6908c4c8
fix: allow cancelling of bluetooth requests (#37601)
* fix: allow cancelling of bluetooth requests

allows cancelling of bluetooth requests when no devices present

* docs: update docs to reflect how bluetooth works.
2023-03-27 09:31:15 -04:00

60 lines
1.6 KiB
JavaScript

const {app, BrowserWindow, ipcMain} = require('electron')
const path = require('path')
let bluetoothPinCallback
let selectBluetoothCallback
function createWindow () {
const mainWindow = new BrowserWindow({
width: 800,
height: 600,
webPreferences: {
preload: path.join(__dirname, 'preload.js')
}
})
mainWindow.webContents.on('select-bluetooth-device', (event, deviceList, callback) => {
event.preventDefault()
selectBluetoothCallback = callback
const result = deviceList.find((device) => {
return device.deviceName === 'test'
})
if (result) {
callback(result.deviceId)
} else {
// The device wasn't found so we need to either wait longer (eg until the
// device is turned on) or until the user cancels the request
}
})
ipcMain.on('cancel-bluetooth-request', (event) => {
selectBluetoothCallback('')
})
// Listen for a message from the renderer to get the response for the Bluetooth pairing.
ipcMain.on('bluetooth-pairing-response', (event, response) => {
bluetoothPinCallback(response)
})
mainWindow.webContents.session.setBluetoothPairingHandler((details, callback) => {
bluetoothPinCallback = callback
// Send a message to the renderer to prompt the user to confirm the pairing.
mainWindow.webContents.send('bluetooth-pairing-request', details)
})
mainWindow.loadFile('index.html')
}
app.whenReady().then(() => {
createWindow()
app.on('activate', function () {
if (BrowserWindow.getAllWindows().length === 0) createWindow()
})
})
app.on('window-all-closed', function () {
if (process.platform !== 'darwin') app.quit()
})