Android日期选择器实现年月日三级联动

<?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"   android:paddingBottom="@dimen/activity_vertical_margin"   android:paddingLeft="@dimen/activity_horizontal_margin"   android:paddingRight="@dimen/activity_horizontal_margin"   android:paddingTop="@dimen/activity_vertical_margin"   tools:context="com.example.user.mydate.MainActivity">    <TextView     android:id="@+id/selectDate"     android:layout_width="match_parent"     android:layout_height="30dp"     android:gravity="center"     android:onClick="selectDate"     android:clickable="true"     android:text="日期选择" /> </RelativeLayout> 

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<String> arry_years = new ArrayList<String>();   private ArrayList<String> arry_months = new ArrayList<String>();   private ArrayList<String> arry_days = new ArrayList<String>();   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<String> list;      protected CalendarTextAdapter(Context context, ArrayList<String> 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<View> arrayList = adapter.getTestViews();     int size = arrayList.size();     String currentText;     for (int i = 0; i < size; i++) {       TextView textvew = (TextView) arrayList.get(i);       currentText = textvew.getText().toString();       if (curriteItemText.equals(currentText)) {         textvew.setTextSize(maxTextSize);       } else {         textvew.setTextSize(minTextSize);       }     }   }    public String getYear() {     Calendar c = Calendar.getInstance();     return c.get(Calendar.YEAR)+"";   }    public String getMonth() {     Calendar c = Calendar.getInstance();     return c.get(Calendar.MONTH) + 1+"";   }    public String getDay() {     Calendar c = Calendar.getInstance();     return c.get(Calendar.DATE)+"";   }    public void initData() {     setDate(getYear(), getMonth(), getDay());     this.currentDay = 1+"";     this.currentMonth = 1+"";   }    /**    * 设置年月日    *    * @param year    * @param month    * @param day    */   public void setDate(String year, String month, String day) {     selectYear = year + "年";     selectMonth = month + "月";     selectDay = day + "日";     issetdata = true;     this.currentYear = year;     this.currentMonth = month;     this.currentDay = day;     if (year == getYear()) {       this.month = getMonth();     } else {       this.month = 12+"";     }     calDays(year, month);   }    /**    * 设置年份    *    * @param year    */   public int setYear(String year) {     int yearIndex = 0;     if (!year.equals(getYear())) {       this.month = 12+"";     } else {       this.month = getMonth();     }     for (int i = Integer.parseInt(getYear()); 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 < Integer.parseInt(this.month); i++) {       if (Integer.parseInt(month) == i) {         return monthIndex;       } else {         monthIndex++;       }     }     return monthIndex;   }    /**    * 计算每月多少天    *    * @param month    * @param year    */   public void calDays(String year, String month) {     boolean leayyear = false;     if (Integer.parseInt(year) % 4 == 0 && Integer.parseInt(year) % 100 != 0) {       leayyear = true;     } else {       leayyear = false;     }     for (int i = 1; i <= 12; i++) {       switch (Integer.parseInt(month)) {       case 1:       case 3:       case 5:       case 7:       case 8:       case 10:       case 12:         this.day = 31+"";         break;       case 2:         if (leayyear) {           this.day = 29+"";         } else {           this.day = 28+"";         }         break;       case 4:       case 6:       case 9:       case 11:         this.day = 30+"";         break;       }     }     if (year.equals( getYear()) && month .equals( getMonth())) {       this.day = getDay();     }   } } 

<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/ly_myinfo_changeaddress" android:layout_width="match_parent" android:layout_height="match_parent" android:background="@color/color_transparent" android:gravity="bottom" android:orientation="vertical" >  <LinearLayout   android:id="@+id/ly_myinfo_changeaddress_child"   android:layout_width="match_parent"   android:layout_height="wrap_content"   android:layout_alignParentBottom="true"   android:background="@color/white"   android:orientation="vertical" >     <RelativeLayout     android:layout_width="match_parent"     android:layout_height="44dp"     >      <TextView       android:id="@+id/btn_myinfo_cancel"       android:layout_width="wrap_content"       android:layout_height="match_parent"       android:paddingLeft="12dp"       android:text="取消"       android:gravity="center"       android:layout_alignParentLeft="true"       android:layout_marginRight="15dip"       android:textColor="@color/color_e84515"       android:textSize="13sp" />       <TextView       android:id="@+id/btn_myinfo_sure"       android:layout_width="wrap_content"       android:layout_height="match_parent"       android:layout_alignParentRight="true"       android:gravity="center"       android:text="完成"       android:textColor="@color/color_e84515"       android:paddingRight="12dp"       android:textSize="12sp" />    </RelativeLayout>   <TextView xmlns:android="http://schemas.android.com/apk/res/android"     android:layout_width="match_parent"     android:layout_height="0.5dp"     android:background="@color/color_d8d8d8"     />   <LinearLayout     android:layout_width="match_parent"     android:layout_height="160dip"     android:orientation="horizontal"     android:gravity="center_vertical">     <com.example.user.mydate.view.wheelview.WheelView       android:id="@+id/wv_birth_year"       android:layout_width="0dip"       android:layout_weight="1"       android:layout_height="match_parent"       android:layout_gravity="center_vertical"       />     <com.example.user.mydate.view.wheelview.WheelView       android:id="@+id/wv_birth_month"       android:layout_width="0dip"       android:layout_weight="1"       android:layout_height="match_parent"       android:layout_gravity="center_vertical"       />      <com.example.user.mydate.view.wheelview.WheelView       android:id="@+id/wv_birth_day"       android:layout_width="0dip"       android:layout_weight="1"       android:layout_height="match_parent"       android:layout_gravity="center_vertical"       />   </LinearLayout>  </LinearLayout>  </LinearLayout>