Calling Button Android
********************* Main activity .xml *************************
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:gravity="center"
tools:context=".MainActivity">
<EditText
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:id="@+id/text"
android:inputType="number"
android:hint="Enter No"/>
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Calling"
android:id="@+id/calling"/>
</LinearLayout>
******************** Mainactivity .java ***************************
package com.example.calling;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;
import android.Manifest;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
public class MainActivity extends AppCompatActivity {
EditText no;
Button call;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
no=(EditText)findViewById(R.id.text);
call=(Button)findViewById(R.id.calling);
call.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
String no1=no.getText().toString();
if(ContextCompat.checkSelfPermission(MainActivity.this,Manifest.permission.CALL_PHONE)!=PackageManager.PERMISSION_GRANTED)
{
ActivityCompat.requestPermissions(MainActivity.this,new String[]{Manifest.permission.CALL_PHONE}, 0);
}
else
{
Intent i=new Intent(Intent.ACTION_CALL, Uri.parse("tel:"+no1));
startActivity(i);
}
}
});
}
}
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