When I am clicking on Image its not responding. But when i add onClick() in XML so it gets to crash. I am having multiple images to do same help me with it.
XML file
  <ImageView
            android:id="@+id/cto"
            android:layout_width="60dp"
            android:layout_height="60dp"
            android:onClick="onClick"
            android:layout_alignBottom="@+id/fb"
            android:layout_toLeftOf="@+id/fb"
            android:layout_toStartOf="@+id/fb"
            android:src="@drawable/callto" />
Java File
    public class Content_main extends AppCompatActivity {
    private ImageView call;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_content_main);
        call = findViewById(R.id.cto);
        call.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
                Intent callIntent = new Intent(Intent.ACTION_CALL);
                callIntent.setData(Uri.parse("tel: 9871275493"));
                if (ActivityCompat.checkSelfPermission(Content_main.this,
                        Manifest.permission.CALL_PHONE) != PackageManager.PERMISSION_GRANTED) {
                    return;
                }
                startActivity(callIntent);
            }
        });
    }
}
Its Error when I add onClick value & if I am not adding it's not responding
03-29 17:24:57.188 4158-4158/com.flavourbasket.flavourbasket E/AndroidRuntime: FATAL EXCEPTION: main
    Process: com.flavourbasket.flavourbasket, PID: 4158
    java.lang.IllegalStateException: Could not find method onClick(View) in a parent or ancestor Context for android:onClick attribute defined on view class android.support.v7.widget.AppCompatImageView with id 'cto'
        at android.support.v7.app.AppCompatViewInflater$DeclaredOnClickListener.resolveMethod(AppCompatViewInflater.java:327)
        at android.support.v7.app.AppCompatViewInflater$DeclaredOnClickListener.onClick(AppCompatViewInflater.java:284)
        at android.view.View.performClick(View.java:6294)
        at android.view.View$PerformClick.run(View.java:24770)
        at android.os.Handler.handleCallback(Handler.java:790)
        at android.os.Handler.dispatchMessage(Handler.java:99)
        at android.os.Looper.loop(Looper.java:164)
        at android.app.ActivityThread.main(ActivityThread.java:6494)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:438)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:807)
 
     
     
     
     
    