Android日期选择器实现年月日三级联动

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package com.example.user.mydate; 
 
import android.app.Activity; 
import android.os.Bundle; 
import android.view.Gravity; 
import android.view.View; 
import android.view.Window; 
import android.widget.TextView; 
import android.widget.Toast; 
 
import com.example.user.mydate.view.ChangeDatePopwindow; 
 
public class MainActivity extends Activity { 
 
 private TextView selectDate; 
 @Override 
 protected void onCreate(Bundle savedInstanceState) { 
  super.onCreate(savedInstanceState); 
  requestWindowFeature(Window.FEATURE_NO_TITLE); 
  setContentView(R.layout.activity_main); 
  selectDate= (TextView) findViewById(R.id.selectDate); 
 } 
 
 public void selectDate(View v){ 
  if (v.getId()==R.id.selectDate){ 
   selectDate(); 
  } 
 
 } 
 
 
 private String[] selectDate() { 
  final String[] str = new String[10]; 
  ChangeDatePopwindow mChangeBirthDialog = new ChangeDatePopwindow( 
    this); 
  mChangeBirthDialog.setDate("2016", "1", "1"); 
  mChangeBirthDialog.showAtLocation(selectDate, Gravity.BOTTOM, 0, 0); 
  mChangeBirthDialog.setBirthdayListener(new ChangeDatePopwindow.OnBirthListener() { 
 
   @Override 
   public void onClick(String year, String month, String day) { 
    // TODO Auto-generated method stub 
    Toast.makeText(MainActivity.this,year + "-" + month + "-" + day,Toast.LENGTH_LONG).show(); 
    StringBuilder sb = new StringBuilder(); 
    sb.append(year.substring(0, year.length() - 1)).append("-").append(month.substring(0, day.length() - 1)).append("-").append(day); 
    str[0] = year + "-" + month + "-" + day; 
    str[1] = sb.toString(); 
    selectDate.setText(year + "-" + month + "-" + day); 
 
   } 
  }); 
  return str; 
 } 
 
} 

package com.example.user.mydate.view; 
 
import android.content.Context; 
import android.graphics.drawable.ColorDrawable; 
import android.util.Log; 
import android.view.View; 
import android.view.ViewGroup; 
import android.widget.PopupWindow; 
import android.widget.TextView; 
 
import com.example.user.mydate.R; 
import com.example.user.mydate.view.wheelview.OnWheelChangedListener; 
import com.example.user.mydate.view.wheelview.OnWheelScrollListener; 
import com.example.user.mydate.view.wheelview.WheelView; 
import com.example.user.mydate.view.wheelview.adapter.AbstractWheelTextAdapter1; 
 
import java.util.ArrayList; 
import java.util.Calendar; 
 
/** 
 * Author: Chen.yuan 
 * Email: hubeiqiyuan2010@163.com 
 * Date: 2016/7/28 17:37 
 * Description:日期选择window 
 */ 
public class ChangeDatePopwindow extends PopupWindow implements View.OnClickListener { 
 
 private Context context; 
 private WheelView wvYear; 
 private WheelView wvMonth; 
 private WheelView wvDay; 
 
 private TextView btnSure; 
 private TextView btnCancel; 
 
 private ArrayList arry_years = new ArrayList(); 
 private ArrayList arry_mOnths= new ArrayList(); 
 private ArrayList arry_days = new ArrayList(); 
 private CalendarTextAdapter mYearAdapter; 
 private CalendarTextAdapter mMonthAdapter; 
 private CalendarTextAdapter mDaydapter; 
 
 private String month; 
 private String day; 
 
 private String currentYear = getYear(); 
 private String currentMOnth= getMonth(); 
 private String currentDay = getDay(); 
 
 private int maxTextSize = 24; 
 private int minTextSize = 14; 
 
 private boolean issetdata = false; 
 
 private String selectYear; 
 private String selectMonth; 
 private String selectDay; 
 
 private OnBirthListener onBirthListener; 
 
 public ChangeDatePopwindow(final Context context) { 
  super(context); 
  this.cOntext= context; 
  View view=View.inflate(context, R.layout.dialog_myinfo_changebirth,null); 
  wvYear = (WheelView) view.findViewById(R.id.wv_birth_year); 
  wvMOnth= (WheelView) view.findViewById(R.id.wv_birth_month); 
  wvDay = (WheelView) view.findViewById(R.id.wv_birth_day); 
  btnSure = (TextView) view.findViewById(R.id.btn_myinfo_sure); 
  btnCancel = (TextView) view.findViewById(R.id.btn_myinfo_cancel); 
 
  //设置SelectPicPopupWindow的View 
  this.setContentView(view); 
  //设置SelectPicPopupWindow弹出窗体的宽 
  this.setWidth(ViewGroup.LayoutParams.MATCH_PARENT); 
  //设置SelectPicPopupWindow弹出窗体的高 
  this.setHeight(ViewGroup.LayoutParams.MATCH_PARENT); 
  //设置SelectPicPopupWindow弹出窗体可点击 
  this.setFocusable(true); 
  //设置SelectPicPopupWindow弹出窗体动画效果 
//  this.setAnimationStyle(R.style.AnimBottom); 
  //实例化一个ColorDrawable颜色为半透明 
  ColorDrawable dw = new ColorDrawable(0xb0000000); 
  //设置SelectPicPopupWindow弹出窗体的背景 
  this.setBackgroundDrawable(dw); 
 
  btnSure.setOnClickListener(this); 
  btnCancel.setOnClickListener(this); 
 
  if (!issetdata) { 
   initData(); 
  } 
  initYears(); 
  mYearAdapter = new CalendarTextAdapter(context, arry_years, setYear(currentYear), maxTextSize, minTextSize); 
  wvYear.setVisibleItems(5); 
  wvYear.setViewAdapter(mYearAdapter); 
  wvYear.setCurrentItem(setYear(currentYear)); 
 
  initMonths(Integer.parseInt(month)); 
  mMOnthAdapter= new CalendarTextAdapter(context, arry_months, setMonth(currentMonth), maxTextSize, minTextSize); 
  wvMonth.setVisibleItems(5); 
  wvMonth.setViewAdapter(mMonthAdapter); 
  wvMonth.setCurrentItem(setMonth(currentMonth)); 
 
  initDays(Integer.parseInt(day)); 
  mDaydapter = new CalendarTextAdapter(context, arry_days, Integer.parseInt(currentDay) - 1, maxTextSize, minTextSize); 
  wvDay.setVisibleItems(5); 
  wvDay.setViewAdapter(mDaydapter); 
  wvDay.setCurrentItem(Integer.parseInt(currentDay) - 1); 
 
  wvYear.addChangingListener(new OnWheelChangedListener() { 
 
   @Override 
   public void onChanged(WheelView wheel, int oldValue, int newValue) { 
    // TODO Auto-generated method stub 
    String currentText = (String) mYearAdapter.getItemText(wheel.getCurrentItem()); 
    selectYear = currentText; 
    setTextviewSize(currentText, mYearAdapter); 
    currentYear = currentText.substring(0, currentText.length()-1).toString(); 
    Log.d("currentYear==",currentYear); 
    setYear(currentYear); 
    initMonths(Integer.parseInt(month)); 
    mMOnthAdapter= new CalendarTextAdapter(context, arry_months, 0, maxTextSize, minTextSize); 
    wvMonth.setVisibleItems(5); 
    wvMonth.setViewAdapter(mMonthAdapter); 
    wvMonth.setCurrentItem(0); 
 
    calDays(currentYear, month); 
   } 
  }); 
 
  wvYear.addScrollingListener(new OnWheelScrollListener() { 
 
   @Override 
   public void onScrollingStarted(WheelView wheel) { 
    // TODO Auto-generated method stub 
 
   } 
 
   @Override 
   public void onScrollingFinished(WheelView wheel) { 
    // TODO Auto-generated method stub 
    String currentText = (String) mYearAdapter.getItemText(wheel.getCurrentItem()); 
    setTextviewSize(currentText, mYearAdapter); 
   } 
  }); 
 
  wvMonth.addChangingListener(new OnWheelChangedListener() { 
 
   @Override 
   public void onChanged(WheelView wheel, int oldValue, int newValue) { 
    // TODO Auto-generated method stub 
    String currentText = (String) mMonthAdapter.getItemText(wheel.getCurrentItem()); 
    selectMOnth= currentText; 
    setTextviewSize(currentText, mMonthAdapter); 
    setMonth(currentText.substring(0, 1)); 
    initDays(Integer.parseInt(day)); 
    mDaydapter = new CalendarTextAdapter(context, arry_days, 0, maxTextSize, minTextSize); 
    wvDay.setVisibleItems(5); 
    wvDay.setViewAdapter(mDaydapter); 
    wvDay.setCurrentItem(0); 
 
    calDays(currentYear, month); 
   } 
  }); 
 
  wvMonth.addScrollingListener(new OnWheelScrollListener() { 
 
   @Override 
   public void onScrollingStarted(WheelView wheel) { 
    // TODO Auto-generated method stub 
 
   } 
 
   @Override 
   public void onScrollingFinished(WheelView wheel) { 
    // TODO Auto-generated method stub 
    String currentText = (String) mMonthAdapter.getItemText(wheel.getCurrentItem()); 
    setTextviewSize(currentText, mMonthAdapter); 
   } 
  }); 
 
  wvDay.addChangingListener(new OnWheelChangedListener() { 
 
   @Override 
   public void onChanged(WheelView wheel, int oldValue, int newValue) { 
    // TODO Auto-generated method stub 
    String currentText = (String) mDaydapter.getItemText(wheel.getCurrentItem()); 
    setTextviewSize(currentText, mDaydapter); 
    selectDay = currentText; 
   } 
  }); 
 
  wvDay.addScrollingListener(new OnWheelScrollListener() { 
 
   @Override 
   public void onScrollingStarted(WheelView wheel) { 
    // TODO Auto-generated method stub 
 
   } 
 
   @Override 
   public void onScrollingFinished(WheelView wheel) { 
    // TODO Auto-generated method stub 
    String currentText = (String) mDaydapter.getItemText(wheel.getCurrentItem()); 
    setTextviewSize(currentText, mDaydapter); 
   } 
  }); 
 } 
 
 
 public void initYears() { 
  for (int i = Integer.parseInt(getYear()); i > 1950; i--) { 
   arry_years.add(i + "年"); 
  } 
 } 
 
 public void initMonths(int months) { 
  arry_months.clear(); 
  for (int i = 1; i <= months; i++) { 
   arry_months.add(i + "月"); 
  } 
 } 
 
 public void initDays(int days) { 
  arry_days.clear(); 
  for (int i = 1; i <= days; i++) { 
   arry_days.add(i + "日"); 
  } 
 } 
 
 private class CalendarTextAdapter extends AbstractWheelTextAdapter1 { 
  ArrayList list; 
 
  protected CalendarTextAdapter(Context context, ArrayList list, int currentItem, int maxsize, int minsize) { 
   super(context, R.layout.item_birth_year, NO_RESOURCE, currentItem, maxsize, minsize); 
   this.list = list; 
   setItemTextResource(R.id.tempValue); 
  } 
 
  @Override 
  public View getItem(int index, View cachedView, ViewGroup parent) { 
   View view = super.getItem(index, cachedView, parent); 
   return view; 
  } 
 
  @Override 
  public int getItemsCount() { 
   return list.size(); 
  } 
 
  @Override 
  protected CharSequence getItemText(int index) { 
   return list.get(index) + ""; 
  } 
 } 
 
 public void setBirthdayListener(OnBirthListener onBirthListener) { 
  this.OnBirthListener= onBirthListener; 
 } 
 
 @Override 
 public void onClick(View v) { 
 
  if (v == btnSure) { 
   if (onBirthListener != null) { 
    onBirthListener.onClick(selectYear, selectMonth, selectDay); 
    Log.d("cy",""+selectYear+""+selectMonth+""+selectDay); 
   } 
  } else if (v == btnSure) { 
 
  } else { 
   dismiss(); 
  } 
  dismiss(); 
 
 } 
 
 public interface OnBirthListener { 
  public void onClick(String year, String month, String day); 
 } 
 
 /** 
  * 设置字体大小 
  * 
  * @param curriteItemText 
  * @param adapter 
  */ 
 public void setTextviewSize(String curriteItemText, CalendarTextAdapter adapter) { 
  ArrayList arrayList = adapter.getTestViews(); 
  int size = arrayList.size(); 
  String currentText; 
  for (int i = 0; i  1950; i--) { 
   if (i == Integer.parseInt(year)) { 
    return yearIndex; 
   } 
   yearIndex++; 
  } 
  return yearIndex; 
 } 
 
 /** 
  * 设置月份 
  * 
  * @param month 
  * @param month 
  * @return 
  */ 
 public int setMonth(String month) { 
  int mOnthIndex= 0; 
  calDays(currentYear, month); 
  for (int i = 1; i 

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