Buttons on Android Devices

by prgmratlarge » Fri, 12 Nov 2010 02:18:51 GMT

Sponsored Links
 Kind of new to Android, and definitely don't know too much about the
devices. I was wondering whether every android device out there has a
menu and back button? I just wanna make sure we could assume this as a


Buttons on Android Devices

by Mark Murphy » Fri, 12 Nov 2010 02:24:34 GMT


Any device that has the Android Market on it will have a MENU and a
BACK hard or soft button.

Mark Murphy (a Commons Guy)
 http://commonsware.com  |  http://github.com/commonsguy 
 http://commonsware.com/blog  |  http://twitter.com/commonsguy 

Android App Developer Books:  http://commonsware.com/books 


Sponsored Links

Buttons on Android Devices

by mort » Fri, 12 Nov 2010 17:46:41 GMT


I think the Home button is mandatory as well, the Search button seems
to be optional.
Most devices without Market will have those buttons as well, because
the default Android UI is not usable without them. Exceptions usually
are devices which use only the Android framework with entirely
different UIs, like some eBook readers.


Other Threads

1. Android Newby here


Was wondering if anyone knows which version of Android provides support for 
Mobile Device Management (MDM) ?  



2. URLClassLoader to load an Android application components dynamically

Fellow Android Developers,

To minimize the size of the application and to inject services to an
Andriod Application on demand - I have parts of my application
implemented as a libraries. I would like to download one or more
libraries on demand from a trusted server and run them as part of the

The first thing I did is to use the URLClassLoader with the URL to the
trusted server and tried to load android library (packaged as a .apk
file) and to located classes inside them. This did not succeed -
the .apk file was downloaded from the server, but failed to find the
class in that file.

dalvik.system.DexClassLoader and dalvik.system.PathClassLoader can
only load files from the local file system on the device.

Have any of you run into this scenario? Your assistance is

Thanks in advance.

Best Regards,


3. Final Class and Android Compatibility [CTS]

4. Android WhiteBoxTesting

5. WifiLock and WakeLock regarding large downloads

6. Reference styles across apps

7. Writing a scripts for Android system