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In this example creating a date picker to pick day , month , year of date.
<?xml version="1.0" encoding="utf-8"?> android:layout_width="fill_parent" android:layout_height="fill_parent" android:orientation="vertical" > <Buttonh android:id="@+id/changeDate" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Click To Change Date" /> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Current/Selected Date (M-D-YYYY): " android:textAppearance="?android:attr/textAppearanceLarge" /> <TextView android:id="@+id/Output" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="" android:textAppearance="?android:attr/textAppearanceLarge" /> </LinearLayout> |
import java.util.Calendar;import android.app.Activity;import android.app.DatePickerDialog;import android.app.Dialog;import android.os.Bundle;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.DatePicker;import android.widget.TextView;public class DatePickerExample extends Activity { private TextView Output; private Button changeDate; private int year; private int month; private int day; static final int DATE_PICKER_ID = 1111; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); Output = (TextView) findViewById(R.id.Output); changeDate = (Button) findViewById(R.id.changeDate); // Get current date by calender final Calendar c = Calendar.getInstance(); year = c.get(Calendar.YEAR); month = c.get(Calendar.MONTH); day = c.get(Calendar.DAY_OF_MONTH); // Show current date Output.setText(new StringBuilder() // Month is 0 based, just add 1 .append(month + 1).append("-").append(day).append("-") .append(year).append(" ")); // Button listener to show date picker dialog changeDate.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { // On button click show datepicker dialog showDialog(DATE_PICKER_ID); } }); } @Override protected Dialog onCreateDialog(int id) { switch (id) { case DATE_PICKER_ID: // open datepicker dialog. // set date picker for current date // add pickerListener listner to date picker return new DatePickerDialog(this, pickerListener, year, month,day); } return null; } private DatePickerDialog.OnDateSetListener pickerListener = new DatePickerDialog.OnDateSetListener() { // when dialog box is closed, below method will be called. @Override public void onDateSet(DatePicker view, int selectedYear, int selectedMonth, int selectedDay) { year = selectedYear; month = selectedMonth; day = selectedDay; // Show selected date Output.setText(new StringBuilder().append(month + 1) .append("-").append(day).append("-").append(year) .append(" ")); } };} |
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