Download - Android App Development 20150604
Android App Development 6
4 June, 2015
Last Workshop
Adding an Image ImageView element
Adding Audio SoundPool
Creating a signed APK Installing an APK file Changing App icon
Today’s Contents
Creating a signed APK
APK (Android application package) A file format used for installing software on
Android
Creating a signed APK
1. Click on Build > Generate Signed APK in the menu
2. Click on Create New to create a new keystore file
Creating a signed APK
3. Fill in the fields to create your keystore
Creating a signed APK
a file that acts as your signature
key1… …
… …C:\... \MyFirstApp\app\MyFirstApp.jks
JM
You need to fill in at least one field
4. Check Remember password, click on Next
Creating a signed APK
MyFirstApp.jks
5. Click on Finish to create APK
Creating a signed APK
Creating a signed APK
You can publish your app on Google play ($25 one-time registration fee)
Installing an APK file
1. Connect your phone with PC2. Copy APK file on your phone3. Open File Manager App and click APK4. Follow the instruction
Installing an APK file
You need to check“Unknown sources”to install appsoutside of Google Play
Changing App icon
Supported Image Formats PNG (recommended) / JPG
Image Folder Put your icon into folder res/drawable
Changing App icon
icon01.png (96 x 96)
Edit app > manifests > AndroidManifest.xml
Changing App icon
→ “@drawable/icon01”
Wrap Up for Today
Creating a signed APK Installing an APK file Changing App icon
Next Workshop Using the Layout Editor
1 more workshops left.
fin.