弹出提示选择日期，地区，三级联动

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package com.example.iosdialog;    import java.text.DateFormat; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Calendar;    import android.app.Activity; import android.app.AlertDialog; import android.content.Context; import android.content.DialogInterface; import android.os.Bundle; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.EditText; import android.widget.Toast;    import com.gghl.view.wheelcity.AddressData; import com.gghl.view.wheelcity.OnWheelChangedListener; import com.gghl.view.wheelcity.OnWheelScrollListener; import com.gghl.view.wheelcity.WheelView; import com.gghl.view.wheelcity.adapters.AbstractWheelTextAdapter; import com.gghl.view.wheelcity.adapters.ArrayWheelAdapter; import com.gghl.view.wheelview.JudgeDate; import com.gghl.view.wheelview.ScreenInfo; import com.gghl.view.wheelview.WheelMain; import com.zf.iosdialog.widget.ActionSheetDialog; import com.zf.iosdialog.widget.ActionSheetDialog.OnSheetItemClickListener; import com.zf.iosdialog.widget.ActionSheetDialog.SheetItemColor; import com.zf.iosdialog.widget.MyAlertDialog;    public class MainActivity extends Activity implements OnClickListener {     private Button btn1;     private Button btn2;     private Button btn3;     private Button btn4;     private Button btn5;     WheelMain wheelMain;     EditText txttime;     DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");     private String cityTxt;        @Override     protected void onCreate(Bundle savedInstanceState) {         super.onCreate(savedInstanceState);         setContentView(R.layout.activity_main);         initView();         txttime = (EditText) findViewById(R.id.txttime);         Calendar calendar = Calendar.getInstance();         txttime.setText(calendar.get(Calendar.YEAR) + "-"                 + (calendar.get(Calendar.MONTH) + 1) + "-"                 + calendar.get(Calendar.DAY_OF_MONTH) + "");     }        private void initView() {         btn1 = (Button) findViewById(R.id.btn1);         btn1.setOnClickListener(this);         btn2 = (Button) findViewById(R.id.btn2);         btn2.setOnClickListener(this);         btn3 = (Button) findViewById(R.id.btn3);         btn3.setOnClickListener(this);         btn4 = (Button) findViewById(R.id.btn4);         btn4.setOnClickListener(this);         btn5 = (Button) findViewById(R.id.btn5);         btn5.setOnClickListener(this);     }        @Override     public void onClick(View v) {         switch (v.getId()) {         case R.id.btn1:             // new ActionSheetDialog(MainActivity.this)             // .builder()             // .setTitle("清空消息列表后，聊天记录依然保留，确定要清空消息列表？")             // .setCancelable(false)             // .setCanceledOnTouchOutside(false)             // .addSheetItem("清空消息列表", SheetItemColor.Red,             // new OnSheetItemClickListener() {             // @Override             // public void onClick(int which) {             //             // }             // }).show();             LayoutInflater inflater = LayoutInflater.from(MainActivity.this);             final View timepickerview = inflater.inflate(R.layout.timepicker,                     null);             ScreenInfo screenInfo = new ScreenInfo(MainActivity.this);             wheelMain = new WheelMain(timepickerview);             wheelMain.screenheight = screenInfo.getHeight();             String time = txttime.getText().toString();             Calendar calendar = Calendar.getInstance();             if (JudgeDate.isDate(time, "yyyy-MM-dd")) {                 try {                     calendar.setTime(dateFormat.parse(time));                 } catch (ParseException e) {                     // TODO Auto-generated catch block                     e.printStackTrace();                 }             }             int year = calendar.get(Calendar.YEAR);             int month = calendar.get(Calendar.MONTH);             int day = calendar.get(Calendar.DAY_OF_MONTH);             wheelMain.initDateTimePicker(year, month, day);             new AlertDialog.Builder(MainActivity.this)                     .setTitle("选择时间")                     .setView(timepickerview)                     .setPositiveButton("确定",                             new DialogInterface.OnClickListener() {                                 @Override                                 public void onClick(DialogInterface dialog,                                         int which) {                                     txttime.setText(wheelMain.getTime());                                 }                             })                     .setNegativeButton("取消",                             new DialogInterface.OnClickListener() {                                 @Override                                 public void onClick(DialogInterface dialog,                                         int which) {                                 }                             }).show();             break;         case R.id.btn2:             new ActionSheetDialog(MainActivity.this)                     .builder()                     .setCancelable(true)                     .setCanceledOnTouchOutside(true)                     .addSheetItem("用相机更换头像", SheetItemColor.Blue,                             new OnSheetItemClickListener() {                                 @Override                                 public void onClick(int which) {                                    }                             })                     .addSheetItem("去相册选择头像", SheetItemColor.Blue,                             new OnSheetItemClickListener() {                                 @Override                                 public void onClick(int which) {                                    }                             }).show();             break;         case R.id.btn3:             new ActionSheetDialog(MainActivity.this)                     .builder()                     .setTitle("请选择操作")                     .setCancelable(false)                     .setCanceledOnTouchOutside(false)                     .addSheetItem("条目一", SheetItemColor.Blue,                             new OnSheetItemClickListener() {                                 @Override                                 public void onClick(int which) {                                     Toast.makeText(MainActivity.this,                                             "item" + which, Toast.LENGTH_SHORT)                                             .show();                                 }                             })                     .addSheetItem("条目二", SheetItemColor.Blue,                             new OnSheetItemClickListener() {                                 @Override                                 public void onClick(int which) {                                     Toast.makeText(MainActivity.this,                                             "item" + which, Toast.LENGTH_SHORT)                                             .show();                                 }                             })                     .addSheetItem("条目三", SheetItemColor.Blue,                             new OnSheetItemClickListener() {                                 @Override                                 public void onClick(int which) {                                     Toast.makeText(MainActivity.this,                                             "item" + which, Toast.LENGTH_SHORT)                                             .show();                                 }                             })                     .addSheetItem("条目四", SheetItemColor.Blue,                             new OnSheetItemClickListener() {                                 @Override                                 public void onClick(int which) {                                     Toast.makeText(MainActivity.this,                                             "item" + which, Toast.LENGTH_SHORT)                                             .show();                                 }                             })                     .addSheetItem("条目五", SheetItemColor.Blue,                             new OnSheetItemClickListener() {                                 @Override                                 public void onClick(int which) {                                     Toast.makeText(MainActivity.this,                                             "item" + which, Toast.LENGTH_SHORT)                                             .show();                                 }                             })                     .addSheetItem("条目六", SheetItemColor.Blue,                             new OnSheetItemClickListener() {                                 @Override                                 public void onClick(int which) {                                     Toast.makeText(MainActivity.this,                                             "item" + which, Toast.LENGTH_SHORT)                                             .show();                                 }                             })                     .addSheetItem("条目七", SheetItemColor.Blue,                             new OnSheetItemClickListener() {                                 @Override                                 public void onClick(int which) {                                     Toast.makeText(MainActivity.this,                                             "item" + which, Toast.LENGTH_SHORT)                                             .show();                                 }                             })                     .addSheetItem("条目八", SheetItemColor.Blue,                             new OnSheetItemClickListener() {                                 @Override                                 public void onClick(int which) {                                     Toast.makeText(MainActivity.this,                                             "item" + which, Toast.LENGTH_SHORT)                                             .show();                                 }                             })                     .addSheetItem("条目九", SheetItemColor.Blue,                             new OnSheetItemClickListener() {                                 @Override                                 public void onClick(int which) {                                     Toast.makeText(MainActivity.this,                                             "item" + which, Toast.LENGTH_SHORT)                                             .show();                                 }                             })                     .addSheetItem("条目十", SheetItemColor.Blue,                             new OnSheetItemClickListener() {                                 @Override                                 public void onClick(int which) {                                     Toast.makeText(MainActivity.this,                                             "item" + which, Toast.LENGTH_SHORT)                                             .show();                                 }                             }).show();             break;         case R.id.btn4:             LayoutInflater inflater1 = LayoutInflater.from(MainActivity.this);             final View timepickerview1 = inflater1.inflate(R.layout.timepicker,                     null);             ScreenInfo screenInfo1 = new ScreenInfo(MainActivity.this);             wheelMain = new WheelMain(timepickerview1);             wheelMain.screenheight = screenInfo1.getHeight();             String time1 = txttime.getText().toString();             Calendar calendar1 = Calendar.getInstance();             if (JudgeDate.isDate(time1, "yyyy-MM-dd")) {                 try {                     calendar1.setTime(dateFormat.parse(time1));                 } catch (ParseException e) {                     // TODO Auto-generated catch block                     e.printStackTrace();                 }             }             int year1 = calendar1.get(Calendar.YEAR);             int month1 = calendar1.get(Calendar.MONTH);             int day1 = calendar1.get(Calendar.DAY_OF_MONTH);             wheelMain.initDateTimePicker(year1, month1, day1);             final MyAlertDialog dialog = new MyAlertDialog(MainActivity.this)                     .builder()                     .setTitle(btn4.getText().toString())                     // .setMsg("再连续登陆15天，就可变身为QQ达人。退出QQ可能会使你现有记录归零，确定退出？")                     // .setEditText("1111111111111")                     .setView(timepickerview1)                     .setNegativeButton("取消", new OnClickListener() {                         @Override                         public void onClick(View v) {                            }                     });             dialog.setPositiveButton("保存", new OnClickListener() {                 @Override                 public void onClick(View v) {                     Toast.makeText(getApplicationContext(),                             wheelMain.getTime(), 1).show();                 }             });             dialog.show();             break;         case R.id.btn5:             View view = dialogm();             final MyAlertDialog dialog1 = new MyAlertDialog(MainActivity.this)                     .builder()                     .setTitle(btn5.getText().toString())                     // .setMsg("再连续登陆15天，就可变身为QQ达人。退出QQ可能会使你现有记录归零，确定退出？")                     // .setEditText("1111111111111")                     .setView(view)                     .setNegativeButton("取消", new OnClickListener() {                         @Override                         public void onClick(View v) {                            }                     });             dialog1.setPositiveButton("保存", new OnClickListener() {                 @Override                 public void onClick(View v) {                     Toast.makeText(getApplicationContext(), cityTxt, 1).show();                 }             });             dialog1.show();             break;         default:             break;         }     }        private View dialogm() {         View contentView = LayoutInflater.from(this).inflate(                 R.layout.wheelcity_cities_layout, null);         final WheelView country = (WheelView) contentView                 .findViewById(R.id.wheelcity_country);         country.setVisibleItems(3);         country.setViewAdapter(new CountryAdapter(this));            final String cities[][] = AddressData.CITIES;         final String ccities[][][] = AddressData.COUNTIES;         final WheelView city = (WheelView) contentView                 .findViewById(R.id.wheelcity_city);         city.setVisibleItems(0);            // 地区选择         final WheelView ccity = (WheelView) contentView                 .findViewById(R.id.wheelcity_ccity);         ccity.setVisibleItems(0);// 不限城市            country.addChangingListener(new OnWheelChangedListener() {             public void onChanged(WheelView wheel, int oldValue, int newValue) {                 updateCities(city, cities, newValue);                 cityTxt = AddressData.PROVINCES[country.getCurrentItem()]                         + " | "                         + AddressData.CITIES[country.getCurrentItem()][city                                 .getCurrentItem()]                         + " | "                         + AddressData.COUNTIES[country.getCurrentItem()][city                                 .getCurrentItem()][ccity.getCurrentItem()];             }         });            city.addChangingListener(new OnWheelChangedListener() {             public void onChanged(WheelView wheel, int oldValue, int newValue) {                 updatecCities(ccity, ccities, country.getCurrentItem(),                         newValue);                 cityTxt = AddressData.PROVINCES[country.getCurrentItem()]                         + " | "                         + AddressData.CITIES[country.getCurrentItem()][city                                 .getCurrentItem()]                         + " | "                         + AddressData.COUNTIES[country.getCurrentItem()][city                                 .getCurrentItem()][ccity.getCurrentItem()];             }         });            ccity.addChangingListener(new OnWheelChangedListener() {             public void onChanged(WheelView wheel, int oldValue, int newValue) {                 cityTxt = AddressData.PROVINCES[country.getCurrentItem()]                         + " | "                         + AddressData.CITIES[country.getCurrentItem()][city                                 .getCurrentItem()]                         + " | "                         + AddressData.COUNTIES[country.getCurrentItem()][city                                 .getCurrentItem()][ccity.getCurrentItem()];             }         });            country.setCurrentItem(1);// 设置北京         city.setCurrentItem(1);         ccity.setCurrentItem(1);         return contentView;     }        /**      * Updates the city wheel      */     private void updateCities(WheelView city, String cities[][], int index) {         ArrayWheelAdapter<string> adapter = new ArrayWheelAdapter<string>(this,                 cities[index]);         adapter.setTextSize(18);         city.setViewAdapter(adapter);         city.setCurrentItem(0);     }        /**      * Updates the ccity wheel      */     private void updatecCities(WheelView city, String ccities[][][], int index,             int index2) {         ArrayWheelAdapter<string> adapter = new ArrayWheelAdapter<string>(this,                 ccities[index][index2]);         adapter.setTextSize(18);         city.setViewAdapter(adapter);         city.setCurrentItem(0);     }        /**      * Adapter for countries      */     private class CountryAdapter extends AbstractWheelTextAdapter {         // Countries names         private String countries[] = AddressData.PROVINCES;            /**          * Constructor          */         protected CountryAdapter(Context context) {             super(context, R.layout.wheelcity_country_layout, NO_RESOURCE);             setItemTextResource(R.id.wheelcity_country_name);         }            @Override         public View getItem(int index, View cachedView, ViewGroup parent) {             View view = super.getItem(index, cachedView, parent);             return view;         }            @Override         public int getItemsCount() {             return countries.length;         }            @Override         protected CharSequence getItemText(int index) {             return countries[index];         }     } }