See the App Inventor Extensions document about how to use an App Inventor Extension.
For questions about this extension, bug reports and feature requests, please start a new thread in the App Inventor Extensions forum. Thank you.
Mar 24th, 2016: Initial Version 1 for App Inventor version ai2extensions7 and Companion version 2.36cdk1
Apr 20th, 2016: Version 2: password protection added
Aug 11th, 2016: Version 2a: avoid DX execution failed error: build each extension separately
Extension to zip/unzip files including password protection (AES 256 encryption).
Required permissions: android.permission.READ_EXTERNAL_STORAGE, android.permission.WRITE_EXTERNAL_STORAGE
Thank you Detlef for being the sponsor of this extension!
Thank you Edmark for being the sponsor of the password protection!
This extension uses the Zip4j library. Thank you Srikanth!
Returns whether Warnings should be suppressed
Specifies whether Warnings should be suppressed
Zip a directory.
Optionally use password to protect the zip file using AES 256 Encryption.
Use password to unzip AES 256 password protected files.
Event indicating that a Zip has finished.
The created zip file name will be provided in parameter zipFileName
Event indicating that an Unzip has finished.
Parameter fileList will contain the list of files, which have been extracted.
I can help you: for one hour I charge 25 USD.
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For questions about App Inventor, please use the App Inventor forum. Thank you.
If you find this example helpful and you are using it in one of your projects,
be nice and donate a small amount!
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Thank you! Taifun