Home Unlabelled Android Tutorial for Beginners 19 # Android SeekBar Example

Android Tutorial for Beginners 19 # Android SeekBar Example







MainActivity.java





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package com.example.programmingknowledge.seekbarapp;

import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.SeekBar;
import android.widget.TextView;
import android.widget.Toast;


public class MainActivity extends ActionBarActivity {
    private static SeekBar seek_bar;
    private static TextView text_view;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        seebbarr( );
    }

    public void seebbarr( ){
        seek_bar = (SeekBar)findViewById(R.id.seekBar);
        text_view =(TextView)findViewById(R.id.textView);
        text_view.setText("Covered : " + seek_bar.getProgress() + " / " +seek_bar.getMax());

        seek_bar.setOnSeekBarChangeListener(
                new SeekBar.OnSeekBarChangeListener() {

                    int progress_value;
                    @Override
                    public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
                        progress_value = progress;
                        text_view.setText("Covered : " + progress + " / " +seek_bar.getMax());
                        Toast.makeText(MainActivity.this,"SeekBar in progress",Toast.LENGTH_LONG).show();
                    }

                    @Override
                    public void onStartTrackingTouch(SeekBar seekBar) {
                        Toast.makeText(MainActivity.this,"SeekBar in StartTracking",Toast.LENGTH_LONG).show();
                    }

                    @Override
                    public void onStopTrackingTouch(SeekBar seekBar) {
                        text_view.setText("Covered : " + progress_value + " / " +seek_bar.getMax());
                        Toast.makeText(MainActivity.this,"SeekBar in StopTracking",Toast.LENGTH_LONG).show();
                    }
                }
        );

    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }
}








activity_main.xml





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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
    android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity"
    android:id="@+id/theLayout">

    <SeekBar
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:id="@+id/seekBar"
        android:layout_alignParentTop="true"
        android:layout_alignParentLeft="true"
        android:layout_alignParentStart="true"
        android:layout_marginTop="51dp" />

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textAppearance="?android:attr/textAppearanceLarge"
        android:text="Large Text"
        android:id="@+id/textView"
        android:layout_below="@+id/seekBar"
        android:layout_alignParentLeft="true"
        android:layout_alignParentStart="true"
        android:layout_marginTop="102dp" />
</RelativeLayout>












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Extra Tags : Android,  programming, tutorial, beginners , develop, ,mobile phone, Environment Setup, Application Components, Activity Lifecycle, Service Lifecycle, Application Architecture, Publishing Application, Debugging  Applications, Hadnling Events, Layouts, User Interface Controls, Styles and Themes,  Handling Rotation, data storage, managing media, Send Email, Send SMS, Phone Calls
Android Tutorial for Beginners 19 # Android SeekBar Example Android Tutorial for Beginners 19 # Android SeekBar Example Reviewed by Mursal Zheker on Sabtu, Februari 21, 2015 Rating: 5

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