Android App Development 20150604
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The document discusses steps for creating a signed APK file for an Android app, installing an APK file on a phone, and changing an app's icon. It explains how to generate a signed APK in Android Studio by creating a keystore, filling out fields, and finishing. It also outlines connecting a phone to a PC, copying the APK file to the phone, opening a file manager app to install the APK, and checking "Unknown sources" to install outside the Google Play store. The document recommends using PNG or JPG formats for icons, placing the icon in the res/drawable folder, and editing the AndroidManifest.xml file to reference the new icon.
Android App Development 20150604
- 1. Android App Development 6 4 June, 2015
- 2. Last Workshop Adding an Image ImageView element Adding Audio SoundPool
- 3. Creating a signed APK Installing an APK file Changing App icon Today’s Contents
- 4. Creating a signed APK
- 5. APK (Android application package) A file format used for installing software on Android Creating a signed APK
- 6. 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
- 7. 3. Fill in the fields to create your keystore Creating a signed APK a file that acts as your signature key1 … … … … C:... MyFirstAppappMyFirstApp.jks JM You need to fill in at least one field
- 8. 4. Check Remember password, click on Next Creating a signed APK MyFirstApp.jks
- 9. 5. Click on Finish to create APK Creating a signed APK
- 10. Creating a signed APK You can publish your app on Google play ($25 one-time registration fee)
- 11. Installing an APK file
- 12. 1. Connect your phone with PC 2. Copy APK file on your phone 3. Open File Manager App and click APK 4. Follow the instruction Installing an APK file You need to check “Unknown sources” to install apps outside of Google Play
- 14. Supported Image Formats PNG (recommended) / JPG Image Folder Put your icon into folder res/drawable Changing App icon icon01.png (96 x 96)
- 15. Edit app > manifests > AndroidManifest.xml Changing App icon → “@drawable/icon01”
- 16. Wrap Up for Today Creating a signed APK Installing an APK file Changing App icon Next Workshop Using the Layout Editor