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SeekBar with Examples Android


activity_main.xml


<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent" android:layout_height="match_parent">
    <SeekBar
        android:id="@+id/seekBar"
        android:layout_width="300dp"
        android:layout_height="wrap_content"
        android:layout_marginLeft="40dp"
        android:layout_marginTop="200dp"
        android:max="100"
        android:indeterminate="false"
        android:progress="0" />
    <TextView
        android:id="@+id/textview"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/seekBar"
        android:layout_below="@+id/seekBar"
        android:layout_marginTop="40dp"
        android:layout_marginLeft="130dp"
        android:textSize="20dp"
        android:textStyle="bold"/>
</RelativeLayout>

MainActivity.java


package com.example.seekbarexample;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.widget.SeekBar;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity {
    private SeekBar sBar;
    private TextView tView;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        sBar = (SeekBar) findViewById(R.id.seekBar);
        tView = (TextView) findViewById(R.id.textview);
        tView.setText(sBar.getProgress() + "/" + sBar.getMax());
        sBar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
            int pval = 0;
            @Override
            public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
                pval = progress;
            }
            @Override
            public void onStartTrackingTouch(SeekBar seekBar) {
                //write custom code to on start progress
            }
            @Override
            public void onStopTrackingTouch(SeekBar seekBar) {
                tView.setText(pval + "/" + seekBar.getMax());
            }
        });
    }
}