electron/docs/fiddles/features/web-hid/main.js

54 lines
1.6 KiB
JavaScript

const { app, BrowserWindow } = require('electron/main')
function createWindow () {
const mainWindow = new BrowserWindow({
width: 800,
height: 600
})
mainWindow.webContents.session.on('select-hid-device', (event, details, callback) => {
// Add events to handle devices being added or removed before the callback on
// `select-hid-device` is called.
mainWindow.webContents.session.on('hid-device-added', (event, device) => {
console.log('hid-device-added FIRED WITH', device)
// Optionally update details.deviceList
})
mainWindow.webContents.session.on('hid-device-removed', (event, device) => {
console.log('hid-device-removed FIRED WITH', device)
// Optionally update details.deviceList
})
event.preventDefault()
if (details.deviceList && details.deviceList.length > 0) {
callback(details.deviceList[0].deviceId)
}
})
mainWindow.webContents.session.setPermissionCheckHandler((webContents, permission, requestingOrigin, details) => {
if (permission === 'hid' && details.securityOrigin === 'file:///') {
return true
}
})
mainWindow.webContents.session.setDevicePermissionHandler((details) => {
if (details.deviceType === 'hid' && details.origin === 'file://') {
return true
}
})
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()
})