android日期控件显示

1. 
   
    main.xml文件

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >
   
    <TextView android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="@string/starttime"/>

 <EditText android:layout_width="fill_parent"
     android:layout_height="wrap_content"
     android:focusable="true"
     android:focusableInTouchMode="true"
     android:id="@+id/starttime"/>
 
     <TextView android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="@string/endstime"/>
 
  <EditText android:layout_width="fill_parent"
     android:layout_height="wrap_content"
     android:focusable="true"
     android:focusableInTouchMode="true"
     android:id="@+id/endtime"/>

</LinearLayout>

2.strings.xml文件

<?xml version="1.0" encoding="utf-8"?>
<resources>

    <string name="hello">Hello World, MainActivity!</string>
    <string name="app_name">日期控件使用</string>
 <string name="starttime">开始时间</string>
 <string name="endstime">结束时间</string>
</resources>

3.activity文件

import java.util.Calendar;

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import android.app.Activity;
import android.app.DatePickerDialog;
import android.app.DatePickerDialog.OnDateSetListener;
import android.app.Dialog;
import android.os.Bundle;
import android.os.IBinder;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnFocusChangeListener;
import android.view.inputmethod.InputMethodManager;
import android.widget.DatePicker;
import android.widget.EditText;

public class MainActivity extends Activity {
 
 private EditText startText;
 
 private EditText endText;
 
 private Calendar cdar=Calendar.getInstance();
 private int mYear=cdar.get(Calendar.YEAR);
 private int mMonth=cdar.get(Calendar.MONTH);
 private int mDay=cdar.get(Calendar.DATE);
 
 
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        startText=(EditText)findViewById(R.id.starttime);
        endText=(EditText)findViewById(R.id.endtime);
       
        //注册点击时间的监听
        startText.setOnClickListener(new MyOnClickListener(startText.getId()));
        endText.setOnClickListener(new MyOnClickListener(endText.getId()));
       
        //焦点改变时的监听
        startText.setOnFocusChangeListener(new MyOnFocusChangeListener(startText.getId()));
        endText.setOnFocusChangeListener(new MyOnFocusChangeListener(endText.getId()));
       
    }
   
    // 隐藏手机键盘
    private void hideIM(View edt){
        try {
            InputMethodManager im = (InputMethodManager) getSystemService(Activity.INPUT_METHOD_SERVICE);
            IBinder windowToken = edt.getWindowToken();
            if (windowToken != null) {
                im.hideSoftInputFromWindow(windowToken, 0);
            }
        }catch (Exception e) {
            e.printStackTrace();
        }
    }

    /**
     * 创建要显示的对话框
     */
    protected Dialog onCreateDialog(int id) {
   
        switch (id) {  
            case R.id.starttime:
                return new DatePickerDialog(this, new MyOnDateSetListener(id), mYear, mMonth, mDay);
            case R.id.endtime:
                return new DatePickerDialog(this, new MyOnDateSetListener(id), mYear, mMonth, mDay);
        }
        return null;
    }
   
   
    /**
     * 点击事件的监听
     * @author sweet
     *
     */
    private final class MyOnClickListener implements OnClickListener{
     private int pointId;
     public MyOnClickListener(int id){
      this.pointId=id;
     }
  @Override
  public void onClick(View v) {
    hideIM(v);
   showDialog(pointId);
  }
     
    }
   
    /**
     * 焦点改变时的监听对象
     * @author sweet
     *
     */
    private final class MyOnFocusChangeListener implements OnFocusChangeListener{
     private int pointId;
     public MyOnFocusChangeListener(int id){
      this.pointId=id;
     }

  @Override
  public void onFocusChange(View v, boolean hasFocus) {
   if (hasFocus) {
             hideIM(v);
             showDialog(pointId); 
         }
  }
     
    }
   
    /**
     * 选择日期控件
     * @author sweet
     *
     */
    private final class MyOnDateSetListener implements OnDateSetListener{
     private int pointId;
     public MyOnDateSetListener(int id){
      this.pointId=id;
     }
     
  @Override
  public void onDateSet(DatePicker view, int year, int monthOfYear,int dayOfMonth) {
             String mm = monthOfYear<=9 ? "0" + (monthOfYear + 1) : String.valueOf(monthOfYear + 1);
             String dd=dayOfMonth <= 9 ? "0" + dayOfMonth : String.valueOf(dayOfMonth);
             ((EditText)findViewById(pointId)).setText(String.valueOf(year) + "-" + mm + "-" + dd);
  }
    }
}