文章转自:http://llhdf.javaeye.com/blog/521272
- 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.widget.Button;
- import android.widget.DatePicker;
- import android.widget.TextView;
- public class Datepicker extends Activity {
- private TextView mDateDisplay;
- private Button mPickDate;
- private int mYear;
- private int mMonth;
- private int mDay;
- static final int DATE_DIALOG_ID = 0;
- @Override
- protected void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- setContentView(R.layout.main);
- mDateDisplay = (TextView) findViewById(R.id.dateDisplay);
- mPickDate = (Button) findViewById(R.id.pickDate);
- mPickDate.setOnClickListener(new View.OnClickListener() {
- public void onClick(View v) {
- showDialog(DATE_DIALOG_ID);
- }
- });
- //获得当前时间
- final Calendar c = Calendar.getInstance();
- mYear = c.get(Calendar.YEAR);
- mMonth = c.get(Calendar.MONTH);
- mDay = c.get(Calendar.DAY_OF_MONTH);
- //显示当前时间
- updateDisplay();
- }
- @Override
- protected Dialog onCreateDialog(int id) {
- switch (id) {
- case DATE_DIALOG_ID:
- return new DatePickerDialog(this,
- mDateSetListener,
- mYear, mMonth, mDay);
- }
- return null;
- }
- // updates the date we display in the TextView
- private void updateDisplay() {
- mDateDisplay.setText(
- new StringBuilder()
- // Month is 0 based so add 1
- .append(mMonth + 1).append("-")
- .append(mDay).append("-")
- .append(mYear).append(" "));
- }
- private DatePickerDialog.OnDateSetListener mDateSetListener =
- new DatePickerDialog.OnDateSetListener() {
- public void onDateSet(DatePicker view, int year,
- int monthOfYear, int dayOfMonth) {
- mYear = year;
- mMonth = monthOfYear;
- mDay = dayOfMonth;
- updateDisplay();
- }
- };
- }
- <?xml version="1.0" encoding="utf-8"?>
- <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:orientation="vertical">
- <TextView android:id="@+id/dateDisplay"
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:text=""/>
- <Button android:id="@+id/pickDate"
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:text="设 置"/>
- </LinearLayout>
小结:
主要是调用了Android里的DatePicker控件,
并设置了一个按钮、一个文本框用于展示效果。
没有难度,只需控制好相应的事件