Android TimePicker

Android TimePicker Example

1. activity_main.xml

File: activity_main.xml

<RelativeLayout xmlns:androclass="http://schemas.android.com/apk/res/android"  
    xmlns:tools="http://schemas.android.com/tools"  
    android:layout_width="match_parent"  
    android:layout_height="match_parent"  
    tools:context=".MainActivity" >  
  
    <TimePicker  
        android:id="@+id/timePicker1"  
        android:layout_width="wrap_content"  
        android:layout_height="wrap_content"  
        android:layout_alignParentTop="true"  
        android:layout_centerHorizontal="true"  
        android:layout_marginTop="86dp" />  
  
    <TextView  
        android:id="@+id/textView1"  
        android:layout_width="wrap_content"  
        android:layout_height="wrap_content"  
        android:layout_alignLeft="@+id/timePicker1"  
        android:layout_alignParentTop="true"  
        android:layout_marginTop="17dp"  
        android:text="Current Time:" />  
  
    <Button  
        android:id="@+id/button1"  
        android:layout_width="wrap_content"  
        android:layout_height="wrap_content"  
        android:layout_alignLeft="@+id/timePicker1"  
        android:layout_below="@+id/timePicker1"  
        android:layout_marginLeft="37dp"  
        android:layout_marginTop="55dp"  
        android:text="Change Time" />  
  
</RelativeLayout>  

3. Activity class

File: MainActivity.java

import android.os.Bundle;  
import android.app.Activity;  
import android.view.Menu;  
import android.view.View;  
import android.view.View.OnClickListener;  
import android.widget.Button;  
import android.widget.TextView;  
import android.widget.TimePicker;  
import android.widget.Toast;  
  
public class MainActivity extends Activity {  
    TextView textview1;  
    TimePicker timepicker1;  
    Button changetime;  
      
    @Override  
    protected void onCreate(Bundle savedInstanceState) {  
        super.onCreate(savedInstanceState);  
        setContentView(R.layout.activity_main);  
          
        textview1=(TextView)findViewById(R.id.textView1);  
        timepicker1=(TimePicker)findViewById(R.id.timePicker1);  
        //Uncomment the below line of code for 24 hour view  
        timepicker1.setIs24HourView(true);  
        changetime=(Button)findViewById(R.id.button1);  
          
        textview1.setText(getCurrentTime());  
          
        changetime.setOnClickListener(new OnClickListener(){  
            @Override  
            public void onClick(View view) {  
                 textview1.setText(getCurrentTime());  
            }  
        });  
          
    }  
  
    public String getCurrentTime(){  
        String currentTime="Current Time: "+timepicker1.getCurrentHour()+":"+timepicker1.getCurrentMinute();  
        return currentTime;  
    }  
    @Override  
    public boolean onCreateOptionsMenu(Menu menu) {  
        // Inflate the menu; this adds items to the action bar if it is present.  
        getMenuInflater().inflate(R.menu.activity_main, menu);  
        return true;  
    }  
  
}