Countdown Timer With Progress Bar Android Download Source code here.

drawable_circularprogressbar.xml
<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android" >

<item android:id="@android:id/secondaryProgress">
 <shape
 android:shape="ring"
 android:useLevel="true"
 android:thicknessRatio="15" >
 <solid android:color="#1fff11" />
 </shape>
 </item>

<item android:id="@android:id/progress">
 <shape
 android:shape="ring"
 android:useLevel="true"
 android:thicknessRatio="15" >
 <solid android:color="#d1efd0" />
 </shape>
 </item>

</layer-list>

 

activity_main.xml
 <RelativeLayout android:layout_width="match_parent"
 android:layout_height="match_parent"
 xmlns:android="http://schemas.android.com/apk/res/android"
 android:orientation="vertical"
 android:background="#FFFFFF">

 <EditText
 android:layout_width="match_parent"
 android:layout_height="wrap_content"
 android:id="@+id/et_timer"
 android:hint="Enter value"
 android:inputType="number"/>

 <ProgressBar
 android:id="@+id/view_progress_bar"
 style="?android:attr/progressBarStyleHorizontal"
 android:layout_width="250dp"
 android:layout_height="250dp"
 android:layout_gravity="center"
 android:layout_centerInParent="true"
 android:progressDrawable="@drawable/drawable_circularprogressbar" />


 <TextView
 android:layout_width="wrap_content"
 android:layout_height="wrap_content"
 android:id="@+id/tv_timer"
 android:layout_centerInParent="true"
 />

 <Button
 android:layout_width="match_parent"
 android:layout_height="wrap_content"
 android:id="@+id/btn_start"
 android:text="Start Timer"
 android:layout_alignParentBottom="true"/>
</RelativeLayout>
MainActivity.java
package com.countdowntimer;

import android.app.Activity;
import android.os.Bundle;
import android.os.CountDownTimer;
import android.os.Handler;
import android.os.Message;
import android.view.View;
import android.view.animation.RotateAnimation;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ProgressBar;
import android.widget.TextView;
import android.widget.Toast;

import static android.view.animation.Animation.RELATIVE_TO_SELF;

public class MainActivity extends Activity {

    int myProgress = 0;
    ProgressBar progressBarView;
    Button btn_start;
    TextView tv_time;
    EditText et_timer;
    int progress;
    CountDownTimer countDownTimer;
    int endTime = 250;


    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        progressBarView = (ProgressBar) findViewById(R.id.view_progress_bar);
        btn_start = (Button)findViewById(R.id.btn_start);
        tv_time= (TextView)findViewById(R.id.tv_timer);
        et_timer = (EditText)findViewById(R.id.et_timer);



        /*Animation*/
        RotateAnimation makeVertical = new RotateAnimation(0, -90, RELATIVE_TO_SELF, 0.5f, RELATIVE_TO_SELF, 0.5f);
        makeVertical.setFillAfter(true);
        progressBarView.startAnimation(makeVertical);
        progressBarView.setSecondaryProgress(endTime);
        progressBarView.setProgress(0);


        btn_start.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                fn_countdown();
            }
        });
    }

    private void fn_countdown() {

        if (et_timer.getText().toString().length()>0) {
            myProgress = 0;

            try {
                countDownTimer.cancel();

            } catch (Exception e) {

            }

        String timeInterval = et_timer.getText().toString();
            progress = 1;
        endTime = Integer.parseInt(timeInterval); // up to finish time

            countDownTimer = new CountDownTimer(endTime * 1000, 1000) {
                @Override
                public void onTick(long millisUntilFinished) {
                    setProgress(progress, endTime);
                    progress = progress + 1;
                    int seconds = (int) (millisUntilFinished / 1000) % 60;
                    int minutes = (int) ((millisUntilFinished / (1000 * 60)) % 60);
                    int hours = (int) ((millisUntilFinished / (1000 * 60 * 60)) % 24);
                    String newtime = hours + ":" + minutes + ":" + seconds;

                    if (newtime.equals("0:0:0")) {
                        tv_time.setText("00:00:00");
                    } else if ((String.valueOf(hours).length() == 1) && (String.valueOf(minutes).length() == 1) && (String.valueOf(seconds).length() == 1)) {
                        tv_time.setText("0" + hours + ":0" + minutes + ":0" + seconds);
                    } else if ((String.valueOf(hours).length() == 1) && (String.valueOf(minutes).length() == 1)) {
                        tv_time.setText("0" + hours + ":0" + minutes + ":" + seconds);
                    } else if ((String.valueOf(hours).length() == 1) && (String.valueOf(seconds).length() == 1)) {
                        tv_time.setText("0" + hours + ":" + minutes + ":0" + seconds);
                    } else if ((String.valueOf(minutes).length() == 1) && (String.valueOf(seconds).length() == 1)) {
                        tv_time.setText(hours + ":0" + minutes + ":0" + seconds);
                    } else if (String.valueOf(hours).length() == 1) {
                        tv_time.setText("0" + hours + ":" + minutes + ":" + seconds);
                    } else if (String.valueOf(minutes).length() == 1) {
                        tv_time.setText(hours + ":0" + minutes + ":" + seconds);
                    } else if (String.valueOf(seconds).length() == 1) {
                        tv_time.setText(hours + ":" + minutes + ":0" + seconds);
                    } else {
                        tv_time.setText(hours + ":" + minutes + ":" + seconds);
                    }

                }

                @Override
                public void onFinish() {
                    setProgress(progress, endTime);


                }
            };
            countDownTimer.start();
        }else {
            Toast.makeText(getApplicationContext(),"Please enter the value",Toast.LENGTH_LONG).show();
        }

    }

    public void setProgress(int startTime, int endTime) {
        progressBarView.setMax(endTime);
        progressBarView.setSecondaryProgress(endTime);
        progressBarView.setProgress(startTime);

    }
}