Android Call Blocker - Android Studio Tutorials

1. Create New Project
2. Create XML Layouy File
3. Create JAVA Activity File
4. Add ITelephony.AIDL file
5. Create BroadcastReceiver Class
6. Run App

Create New Project

• Application Name : Call Blocker Example
• Company Name : tutorialscafe.com (this will make the package name : com.tutorialscafe.callblockerexample)
• Project Location : C:\Users\USER\AndroidStudioProjects\CallBlockerExample
• Select the Minimum SDK for you app:
  • Check the Phone and Tablet option if you are going to create app for mobile and Tab
• Add an activity to Mobile : slect an empty activity template
• Name your activity and layout file
• Click on finish Button (it will take some time to finish the Gradle Build)

Create XML Layouy File

Click on the Project Tab to open the project files

Navigate to app > res > layout > activity_main.xml in project column

nothing to change with it

Create JAVA Activity File

Click on the Project Tab to open the project files

Navigate to app > java > Package Name > MainActivity.java in project column

this code will be the default

Add ITelephony.AIDL file

create an AIDL folder

create a new package in AIDL folder name must be com.android.internal.telephony

create an AIDL file in that package name must be the ITelephony.aidl

add that code in ITelephony.aidl

Create BroadcastReceiver Class

now its time to block all incomming calls

Create a a BroadcastReceiver class

add that code to the class

Run App

Start Emulator by clicking on the AVD Manager

Start Emulator

Click on the RUN icon or press SHIFT + F10

All the incomming calls will be blocked