Android | Calendar example
Two files 1) DatepickerExample.java
package myapplication.example1.com.hackonlycom; import android.app.Activity; import android.os.Bundle; import android.support.annotation.Nullable; import android.view.View; import android.widget.Button; import android.widget.DatePicker; import android.widget.TextView; public class DatePickerFile extends Activity { DatePicker picker; Button displayDate; TextView textview1; @Override protected void onCreate(@Nullable Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.datepicker); textview1=(TextView)findViewById(R.id.textView1); picker=(DatePicker)findViewById(R.id.datePicker); displayDate=(Button)findViewById(R.id.button1); textview1.setText("CurrentDate ="+getCurrentDate()); displayDate.setOnClickListener(new View.OnClickListener(){ @Override public void onClick(View view) { textview1.setText("Change Date: "+getCurrentDate()); } }); } public String getCurrentDate(){ StringBuilder builder=new StringBuilder();; builder.append((picker.getMonth() + 1)+"/");//month is 0 based builder.append(picker.getDayOfMonth()+"/"); builder.append(picker.getYear()); return builder.toString(); } }
2) datepicker.xml
xml version="1.0" encoding="utf-8"?><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"
tools:context=".MainActivity">
<TextView android:id="@+id/textView1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_above="@+id/button1" android:layout_alignParentLeft="true" android:layout_alignParentStart="true" android:layout_marginBottom="102dp" android:layout_marginLeft="30dp" android:layout_marginStart="30dp" android:text="" />
<Button android:id="@+id/button1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginBottom="20dp" android:text="Change Date" />
<DatePicker android:id="@+id/datePicker" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_above="@+id/textView1" android:layout_centerHorizontal="true" android:layout_marginBottom="36dp" />
</RelativeLayout>
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