<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@color/colorPrimary"
    android:id="@+id/toastRoot"
    xmlns:app="http://schemas.android.com/apk/res-auto">
    <TextView
    android:id="@+id/textViewInToast"
    app:layout_constraintTop_toTopOf="parent"
    android:layout_width="match_parent"
    android:layout_height="wrap_content" />
    <SeekBar
        android:id="@+id/seekBarInToast"
        app:layout_constraintTop_toBottomOf="@id/textViewInToast"
        app:layout_constraintLeft_toLeftOf="parent"
        android:max="100"
        android:layout_width="320dp"
        android:layout_height="wrap_content" />
</android.support.constraint.ConstraintLayout>

package com.example.mkaya.lab2april2019;

import android.support.design.widget.Snackbar;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.RadioButton;
import android.widget.SeekBar;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.ToggleButton;

public class MainActivity extends AppCompatActivity implements SeekBar.OnSeekBarChangeListener {
private TextView textView;
private ToggleButton toggleButton;
private SeekBar seekBar;
private Integer oldValue=50;
@Override
    protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
textView=findViewById(R.id.scoretxt);
toggleButton=findViewById(R.id.disable_snack);
seekBar=findViewById(R.id.mySeekBar);
seekBar.setOnSeekBarChangeListener(this);
    }
@Override
    public void onProgressChanged(SeekBar seekBar, int i, boolean b) {
textView.setText(Integer.toString(seekBar.getProgress()));
    }

@Override
    public void onStartTrackingTouch(SeekBar seekBar) {
oldValue=seekBar.getProgress();
    }

@Override
    public void onStopTrackingTouch(final SeekBar seekBar) {
if(toggleButton.isChecked()){
            Snackbar snackbar=Snackbar.make(seekBar,"Pregress Changed",Snackbar.LENGTH_LONG)
                    .setAction("UNDO", new View.OnClickListener() {
@Override
                        public void onClick(View view) {
textView.setText(Integer.toString(oldValue));
seekBar.setProgress(oldValue);
                                Snackbar snackbar1=Snackbar.make(view,"Progress reset",Snackbar.LENGTH_SHORT);
                                snackbar1.show();
                        }
                    });
            snackbar.show();

        }

    }

public void CreateToast(View view) {
        RadioButton simpleRB=findViewById(R.id.rb_simple);
if(simpleRB.isChecked()){
            Toast t=Toast.makeText(this, "Simple Toast!", Toast.LENGTH_SHORT);
            t.show();
        }
else
        {
//create a custome toast message
            LayoutInflater inflater=getLayoutInflater();
            View layout=inflater.inflate(R.layout.custom_toast,(ViewGroup)findViewById(R.id.toastRoot));

            SeekBar seekBarInToast=layout.findViewById(R.id.seekBarInToast);
            seekBarInToast.setProgress(seekBar.getProgress());

            TextView textViewInToast=layout.findViewById(R.id.textViewInToast);
            textViewInToast.setText(((Integer)seekBar.getProgress()).toString());

            Toast toast=new Toast(this);
            toast.setGravity(Gravity.BOTTOM,0,0);
            toast.setDuration(Toast.LENGTH_LONG);
            toast.setView(layout);
            toast.show();

        }
    }
}

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout 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"
    tools:context=".MainActivity">

    <TextView
        android:id="@+id/scoretxt"
        android:text="50"
        app:layout_constraintTop_toTopOf="parent"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" />
    <ToggleButton
        android:id="@+id/disable_snack"
        app:layout_constraintTop_toBottomOf="@id/scoretxt"
        app:layout_constraintLeft_toLeftOf="parent"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" />
    <SeekBar
        android:id="@+id/mySeekBar"
        android:max="100"
        android:progress="50"
        app:layout_constraintLeft_toRightOf="@id/disable_snack"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="@id/disable_snack"
        app:layout_constraintBottom_toBottomOf="@id/disable_snack"
        android:layout_width="0dp"
        android:layout_height="0dp" />
    <RadioGroup
        android:id="@+id/rb"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintTop_toBottomOf="@id/disable_snack"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content">
        <RadioButton
            android:id="@+id/rb_simple"
            android:checked="true"
            android:text="Simple"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />
        <RadioButton
            android:id="@+id/rb_custom"
            android:text="Custom"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />
    </RadioGroup>
    <Button
        android:id="@+id/createToastBtn"
        app:layout_constraintLeft_toRightOf="@id/rb"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="@id/rb"
        app:layout_constraintBottom_toBottomOf="@id/rb"
        android:layout_width="0dp"
        android:layout_height="0dp"
        android:text="Create Toast"
        android:XonClick="CreateToast"/>
</android.support.constraint.ConstraintLayout>