Chrome Apps samples

Official samples for Chrome Apps platform. If you want to learn about the platform, you can:

1. look at the source code of the samples below. Most samples have a "Try it now" button that allows you to install and play with it.
2. read the official docs
3. follow the official Codelab presented at Google I/O

If you have questions, search or ask at StackOverflow (observe the google-chrome-app tag) or join the Chromium Apps Google group.

Samples

Sample	API or feature	Screenshot	Link to CWS
analytics	storage ios android
appengine_channelapi_app	webview
appsquare	geolocation identity storage
calculator	ios android
camera-capture	getUserMedia
clock	framelessWindows geolocation richNotifications storage
context-menu	contextMenu
dart	dart ios
desktop-capture
dialog-element		(no screenshot)
diff	fileSystem storage
filesystem-access	fileSystem storage
frameless-window	framelessWindows
gcm-notifications	richNotifications storage
gdrive	framelessWindows identity
github-auth	identity
hello-world	ios android
hello-world-sync	storage ios android
hid	hid usb
identity	identity android
image-edit	fileSystem storage
in-app-payments	in-app-payments
in-app-payments-with-server-validation_chromeapp	in-app-payments
instagram-auth	identity	(no screenshot)
io2012-presentation	framelessWindows getUserMedia serial storage webview		(not published)
io2012-presentation_helloworld		(no screenshot)	(not published)
io2012-presentation_servo	getUserMedia serial	(no screenshot)	(not published)
ioio	bluetooth
keyboard-handler
manga-cam	framelessWindows getUserMedia syncFileSystem
mdns-browser	framelessWindows systemInfo
media-gallery	mediaGallery
messaging_app1	messaging
messaging_app2	messaging
messaging_extension	messaging richNotifications
mini-code-edit	contextMenu fileSystem
multicast	framelessWindows messaging socket storage
one-time-payment	identity storage
optional-permissions	optionalPermissions
parrot-ar-drone	socket android
printing	print storage systemInfo
push-guestbook_guestbook-app	pushMessaging	(no screenshot)
push-messaging-roundtrip-sample	pushMessaging richNotifications
push-sample-app	pushMessaging richNotifications
restarted-demo	storage ios
rich-notifications	richNotifications android
sandbox	sandbox
sandboxed-content	sandbox
serial_adkjs_app	serial
serial-control-signals	serial
serial_espruino	serial
serial_ledtoggle	serial
servo	getUserMedia serial
singleton
storage
syncfs-editor	syncFileSystem
systemInfo	systemInfo
tasks	identity android
tcpserver	socket webview android
telnet	socket ios android
text-editor	fileSystem
todomvc	fileSystem richNotifications storage syncFileSystem android	(no screenshot)	(not published)
tts		(no screenshot)	(not published)
udp	socket ios
usb_knob	optionalPermissions usb
usb-label-printer	fileSystem getUserMedia optionalPermissions usb
weather	geolocation storage ios
webgl-pointer-lock	framelessWindows pointerLock	(no screenshot)
webserver	socket android
websocket-server	socket ios	(no screenshot)
web-store	fileSystem identity storage webstore
webview-samples_browser	webview
webview-samples_declarative-web-request	storage webview
webview-samples_insert-css	storage webview
webview-samples_local-resources	webview
webview-samples_new-window	webview
webview-samples_new-window-user-agent	contextMenu webview
webview-samples_url-handler	storage webview		(not published)
webview-samples_user-agent	webview
webview-samples_webview	geolocation getUserMedia pointerLock webview
window-options	fullscreen
windows	framelessWindows
window-state	fullscreen
zephyr_hxm	bluetooth sandbox

Samples by features

API or feature	Samples
bluetooth	ioio zephyr_hxm
contextMenu	context-menu mini-code-edit webview-samples_new-window-user-agent
dart	dart
fileSystem	diff filesystem-access image-edit mini-code-edit text-editor todomvc usb-label-printer web-store
framelessWindows	clock frameless-window gdrive io2012-presentation manga-cam mdns-browser multicast webgl-pointer-lock windows
fullscreen	window-options window-state
geolocation	appsquare clock weather webview-samples_webview
getUserMedia	camera-capture io2012-presentation io2012-presentation_servo manga-cam servo usb-label-printer webview-samples_webview
hid	hid
identity	appsquare gdrive github-auth identity instagram-auth one-time-payment tasks web-store
in-app-payments	in-app-payments in-app-payments-with-server-validation_chromeapp
mediaGallery	media-gallery
messaging	messaging_app1 messaging_app2 messaging_extension multicast
optionalPermissions	optional-permissions usb_knob usb-label-printer
pointerLock	webgl-pointer-lock webview-samples_webview
print	printing
pushMessaging	push-guestbook_guestbook-app push-messaging-roundtrip-sample push-sample-app
richNotifications	clock gcm-notifications messaging_extension push-messaging-roundtrip-sample push-sample-app rich-notifications todomvc
sandbox	sandbox sandboxed-content zephyr_hxm
serial	io2012-presentation io2012-presentation_servo serial_adkjs_app serial-control-signals serial_espruino serial_ledtoggle servo
socket	multicast parrot-ar-drone tcpserver telnet udp webserver websocket-server
storage	analytics appsquare clock diff filesystem-access gcm-notifications hello-world-sync image-edit io2012-presentation multicast one-time-payment printing restarted-demo todomvc weather web-store webview-samples_declarative-web-request webview-samples_insert-css webview-samples_url-handler
syncFileSystem	manga-cam syncfs-editor todomvc
systemInfo	mdns-browser printing systemInfo
usb	hid usb_knob usb-label-printer
webstore	web-store
webview	appengine_channelapi_app io2012-presentation tcpserver webview-samples_browser webview-samples_declarative-web-request webview-samples_insert-css webview-samples_local-resources webview-samples_new-window webview-samples_new-window-user-agent webview-samples_url-handler webview-samples_user-agent webview-samples_webview

Mobile support

You can generate native mobile versions of the samples below using the procedure described here.

Sample	Android support	iOS support
analytics	Supported.	Supported.
calculator	Supported. Visual issues caused by fixed-size layout	Supported. Visual issues caused by fixed-size layout
dart		Supported. Visual issues caused by fixed-size layout
hello-world	Supported.	Supported.
hello-world-sync	Supported. sync storage doesn't actually sync - works local	Supported. sync storage doesn't actually sync - works local
identity	Supported. You need to add an Android OAuth app in the Cloud API console of the OAuth project. The app's SHA1 can be the debug one (see more here), and the package name is org.chromium.identity.MyApp. If you don't add the Android OAuth app and tries to use the OAuth client-id from the Chrome app, you will get a generic message GoogleAuthException
parrot-ar-drone	Supported. Communication to the Drone works, but the UI requires a connected gamepad.
restarted-demo		Supported. Restart must be done via Safari remote debugging.
rich-notifications	Supported.
tasks	Supported.
tcpserver	Supported.
telnet	Supported. Can't enter CR/LF in virtual keyboards	Supported. Can't enter CR/LF in virtual keyboards and display issues
todomvc	Supported.
udp		Supported.
weather		Supported.
webserver	Supported. Directory picking doesn't work on some versions of Android
websocket-server		Supported.

Libraries and tools

Google APIs client library for Chrome Apps:

• gapi-chrome-apps-lib

LICENSE

Copyright 2013 Google Inc. All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.