类似WheelView的时间和地址联动选择对话框在现在App经常看到，今天小结下。
主布局界面：
1 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 2 android:layout_width="match_parent" 3 android:layout_height="match_parent" 4 android:background="#ffffff" 5 android:orientation="vertical" > 6 7 <TextView 8 android:id="@+id/tv_birth" 9 android:layout_width="match_parent" 10 android:layout_height="50dip" 11 android:layout_marginLeft="12dip" 12 android:layout_marginRight="12dip" 13 android:layout_marginTop="50dip" 14 android:background="@drawable/btn_blue_selector" 15 android:gravity="center" 16 android:text="选择时间" /> 17 <TextView 18 android:id="@+id/tv_address" 19 android:layout_width="match_parent" 20 android:layout_height="50dip" 21 android:layout_marginLeft="12dip" 22 android:layout_marginRight="12dip" 23 android:layout_marginTop="24dip" 24 android:background="@drawable/btn_blue_selector" 25 android:gravity="center" 26 android:text="选择地点"/> 27 28 </LinearLayout>
选择时间布局：
1 <?xml version="1.0" encoding="utf-8"?> 2 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 3 android:id="@+id/ly_myinfo_changebirth" 4 android:layout_width="match_parent" 5 android:layout_height="match_parent" 6 android:background="#00000000" 7 android:gravity="center" 8 android:orientation="vertical" > 9 10 <LinearLayout 11 android:id="@+id/ly_myinfo_changebirth_child" 12 android:layout_width="300dip" 13 android:layout_height="wrap_content" 14 android:layout_marginLeft="27dip" 15 android:layout_marginRight="27dip" 16 android:background="@drawable/bg_dialog_selector" 17 android:orientation="vertical" > 18 19 <TextView 20 android:id="@+id/tv_share_title" 21 android:layout_width="wrap_content" 22 android:layout_height="wrap_content" 23 android:layout_marginBottom="14dip" 24 android:layout_marginLeft="18dip" 25 android:layout_marginTop="18dip" 26 android:gravity="center_vertical" 27 android:text="选择日期" 28 android:textColor="#000000" 29 android:textSize="18sp" /> 30 <LinearLayout 31 android:layout_width="match_parent" 32 android:layout_height="160dip" 33 android:orientation="horizontal" 34 android:layout_marginLeft="20dip" 35 android:layout_marginRight="20dip" 36 android:gravity="center_vertical"> 37 <com.example.riger.wheelviewdemo.wheel.widget.views.WheelView 38 android:id="@+id/wv_birth_year" 39 android:layout_width="0dip" 40 android:layout_weight="1" 41 android:layout_height="match_parent" 42 android:layout_gravity="center_vertical" 43 /> 44 <com.example.riger.wheelviewdemo.wheel.widget.views.WheelView 45 android:id="@+id/wv_birth_month" 46 android:layout_width="0dip" 47 android:layout_weight="1" 48 android:layout_height="match_parent" 49 android:layout_gravity="center_vertical" 50 /> 51 <com.example.riger.wheelviewdemo.wheel.widget.views.WheelView 52 android:id="@+id/wv_birth_day" 53 android:layout_width="0dip" 54 android:layout_weight="1" 55 android:layout_height="match_parent" 56 android:layout_gravity="center_vertical" 57 /> 58 </LinearLayout> 59 <RelativeLayout 60 android:layout_width="match_parent" 61 android:layout_height="wrap_content" 62 android:layout_marginTop="25dip" 63 android:layout_marginBottom="21dip"> 64 65 <TextView 66 android:id="@+id/btn_myinfo_sure" 67 android:layout_width="77dip" 68 android:layout_height="33dip" 69 android:layout_alignParentRight="true" 70 android:layout_marginRight="15dip" 71 android:text="确认" 72 android:gravity="center" 73 android:textSize="16sp" /> 74 75 76 <TextView 77 android:id="@+id/btn_myinfo_cancel" 78 android:layout_width="77dip" 79 android:layout_height="33dip" 80 android:layout_toLeftOf="@+id/btn_myinfo_sure" 81 android:text="取消" 82 android:gravity="center" 83 android:textSize="16sp" /> 84 </RelativeLayout> 85 </LinearLayout> 86 87 </LinearLayout>
选择地点布局：
1 <?xml version="1.0" encoding="utf-8"?> 2 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 3 xmlns:app="http://schemas.android.com/apk/res-auto" 4 android:id="@+id/ly_myinfo_changeaddress" 5 android:layout_width="match_parent" 6 android:layout_height="match_parent" 7 android:background="#00000000" 8 android:gravity="center" 9 android:orientation="vertical" > 10 11 <LinearLayout 12 android:id="@+id/ly_myinfo_changeaddress_child" 13 android:layout_width="300dip" 14 android:layout_height="wrap_content" 15 android:layout_marginLeft="27dip" 16 android:layout_marginRight="27dip" 17 android:background="@drawable/bg_dialog_selector" 18 android:orientation="vertical" > 19 20 <TextView 21 android:id="@+id/tv_share_title" 22 android:layout_width="wrap_content" 23 android:layout_height="wrap_content" 24 android:layout_marginBottom="14dip" 25 android:layout_marginLeft="18dip" 26 android:layout_marginTop="18dip" 27 android:gravity="center_vertical" 28 android:text="选择地区" 29 android:textColor="#000000" 30 android:textSize="18sp" /> 31 <LinearLayout 32 android:layout_width="match_parent" 33 android:layout_height="160dip" 34 android:orientation="horizontal" 35 android:layout_marginLeft="20dip" 36 android:layout_marginRight="20dip" 37 android:gravity="center_vertical"> 38 <com.example.riger.wheelviewdemo.wheel.widget.views.WheelView 39 android:id="@+id/wv_address_province" 40 android:layout_width="0dip" 41 android:layout_weight="1" 42 android:layout_height="match_parent" 43 android:layout_gravity="center_vertical" 44 /> 45 <com.example.riger.wheelviewdemo.wheel.widget.views.WheelView 46 android:id="@+id/wv_address_city" 47 android:layout_width="0dip" 48 android:layout_weight="1" 49 android:layout_height="match_parent" 50 android:layout_gravity="center_vertical" 51 /> 52 </LinearLayout> 53 <RelativeLayout 54 android:layout_width="match_parent" 55 android:layout_height="wrap_content" 56 android:layout_marginTop="25dip" 57 android:layout_marginBottom="21dip" > 58 59 <TextView 60 android:id="@+id/btn_myinfo_sure" 61 android:layout_width="77dip" 62 android:layout_height="33dip" 63 android:text="确认" 64 android:gravity="center" 65 android:layout_alignParentRight="true" 66 android:layout_marginRight="15dip" 67 android:textSize="16sp" /> 68 69 70 <TextView 71 android:id="@+id/btn_myinfo_cancel" 72 android:layout_width="77dip" 73 android:layout_height="33dip" 74 android:layout_toLeftOf="@+id/btn_myinfo_sure" 75 android:gravity="center" 76 android:text="取消" 77 android:textSize="16sp" /> 78 </RelativeLayout> 79 </LinearLayout> 80 81 </LinearLayout>
时间对话框代码：
1 package com.example.riger.wheelviewdemo;
2
3 import java.util.ArrayList;
4 import java.util.Calendar;
5
6 import android.app.Dialog;
7 import android.content.Context;
8 import android.os.Bundle;
9 import android.view.View;
10 import android.view.ViewGroup;
11 import android.widget.TextView;
12
13 import com.example.riger.wheelviewdemo.wheel.widget.adapters.AbstractWheelTextAdapter;
14 import com.example.riger.wheelviewdemo.wheel.widget.views.OnWheelChangedListener;
15 import com.example.riger.wheelviewdemo.wheel.widget.views.OnWheelScrollListener;
16 import com.example.riger.wheelviewdemo.wheel.widget.views.WheelView;
17
18 /**
19 * 日期选择对话框
20 *
21 * @author ywl
22 *
23 */
24 public class ChangeBirthDialog extends Dialog implements android.view.View.OnClickListener {
25
26 private Context context;
27 private WheelView wvYear;
28 private WheelView wvMonth;
29 private WheelView wvDay;
30
31 private View vChangeBirth;
32 private View vChangeBirthChild;
33 private TextView btnSure;
34 private TextView btnCancel;
35
36 private ArrayList<String> arry_years = new ArrayList<String>();
37 private ArrayList<String> arry_months = new ArrayList<String>();
38 private ArrayList<String> arry_days = new ArrayList<String>();
39 private CalendarTextAdapter mYearAdapter;
40 private CalendarTextAdapter mMonthAdapter;
41 private CalendarTextAdapter mDaydapter;
42
43 private int month;
44 private int day;
45
46 private int currentYear = getYear();
47 private int currentMonth = 1;
48 private int currentDay = 1;
49
50 private int maxTextSize = 24;
51 private int minTextSize = 14;
52
53 private boolean issetdata = false;
54
55 private String selectYear;
56 private String selectMonth;
57 private String selectDay;
58
59 private OnBirthListener onBirthListener;
60
61 public ChangeBirthDialog(Context context) {
62 super(context, R.style.ShareDialog);
63 this.context = context;
64 }
65
66 @Override
67 protected void onCreate(Bundle savedInstanceState) {
68 super.onCreate(savedInstanceState);
69 setContentView(R.layout.dialog_myinfo_changebirth);
70 wvYear = (WheelView) findViewById(R.id.wv_birth_year);
71 wvMonth = (WheelView) findViewById(R.id.wv_birth_month);
72 wvDay = (WheelView) findViewById(R.id.wv_birth_day);
73
74 vChangeBirth = findViewById(R.id.ly_myinfo_changebirth);
75 vChangeBirthChild = findViewById(R.id.ly_myinfo_changebirth_child);
76 btnSure = (TextView) findViewById(R.id.btn_myinfo_sure);
77 btnCancel = (TextView) findViewById(R.id.btn_myinfo_cancel);
78
79 vChangeBirth.setOnClickListener(this);
80 vChangeBirthChild.setOnClickListener(this);
81 btnSure.setOnClickListener(this);
82 btnCancel.setOnClickListener(this);
83
84 if (!issetdata) {
85 initData();
86 }
87 initYears();
88 mYearAdapter = new CalendarTextAdapter(context, arry_years, setYear(currentYear), maxTextSize, minTextSize);
89 wvYear.setVisibleItems(5);
90 wvYear.setViewAdapter(mYearAdapter);
91 wvYear.setCurrentItem(setYear(currentYear));
92
93 initMonths(month);
94 mMonthAdapter = new CalendarTextAdapter(context, arry_months, setMonth(currentMonth), maxTextSize, minTextSize);
95 wvMonth.setVisibleItems(5);
96 wvMonth.setViewAdapter(mMonthAdapter);
97 wvMonth.setCurrentItem(setMonth(currentMonth));
98
99 initDays(day);
100 mDaydapter = new CalendarTextAdapter(context, arry_days, currentDay - 1, maxTextSize, minTextSize);
101 wvDay.setVisibleItems(5);
102 wvDay.setViewAdapter(mDaydapter);
103 wvDay.setCurrentItem(currentDay - 1);
104
105 wvYear.addChangingListener(new OnWheelChangedListener() {
106
107 @Override
108 public void onChanged(WheelView wheel, int oldValue, int newValue) {
109 // TODO Auto-generated method stub
110 String currentText = (String) mYearAdapter.getItemText(wheel.getCurrentItem());
111 selectYear = currentText;
112 setTextviewSize(currentText, mYearAdapter);
113 currentYear = Integer.parseInt(currentText);
114 setYear(currentYear);
115 initMonths(month);
116 mMonthAdapter = new CalendarTextAdapter(context, arry_months, 0, maxTextSize, minTextSize);
117 wvMonth.setVisibleItems(5);
118 wvMonth.setViewAdapter(mMonthAdapter);
119 wvMonth.setCurrentItem(0);
120 }
121 });
122
123 wvYear.addScrollingListener(new OnWheelScrollListener() {
124
125 @Override
126 public void onScrollingStarted(WheelView wheel) {
127 // TODO Auto-generated method stub
128
129 }
130
131 @Override
132 public void onScrollingFinished(WheelView wheel) {
133 // TODO Auto-generated method stub
134 String currentText = (String) mYearAdapter.getItemText(wheel.getCurrentItem());
135 setTextviewSize(currentText, mYearAdapter);
136 }
137 });
138
139 wvMonth.addChangingListener(new OnWheelChangedListener() {
140
141 @Override
142 public void onChanged(WheelView wheel, int oldValue, int newValue) {
143 // TODO Auto-generated method stub
144 String currentText = (String) mMonthAdapter.getItemText(wheel.getCurrentItem());
145 selectMonth = currentText;
146 setTextviewSize(currentText, mMonthAdapter);
147 setMonth(Integer.parseInt(currentText));
148 initDays(day);
149 mDaydapter = new CalendarTextAdapter(context, arry_days, 0, maxTextSize, minTextSize);
150 wvDay.setVisibleItems(5);
151 wvDay.setViewAdapter(mDaydapter);
152 wvDay.setCurrentItem(0);
153 }
154 });
155
156 wvMonth.addScrollingListener(new OnWheelScrollListener() {
157
158 @Override
159 public void onScrollingStarted(WheelView wheel) {
160 // TODO Auto-generated method stub
161
162 }
163
164 @Override
165 public void onScrollingFinished(WheelView wheel) {
166 // TODO Auto-generated method stub
167 String currentText = (String) mMonthAdapter.getItemText(wheel.getCurrentItem());
168 setTextviewSize(currentText, mMonthAdapter);
169 }
170 });
171
172 wvDay.addChangingListener(new OnWheelChangedListener() {
173
174 @Override
175 public void onChanged(WheelView wheel, int oldValue, int newValue) {
176 // TODO Auto-generated method stub
177 String currentText = (String) mDaydapter.getItemText(wheel.getCurrentItem());
178 setTextviewSize(currentText, mDaydapter);
179 selectDay = currentText;
180 }
181 });
182
183 wvDay.addScrollingListener(new OnWheelScrollListener() {
184
185 @Override
186 public void onScrollingStarted(WheelView wheel) {
187 // TODO Auto-generated method stub
188
189 }
190
191 @Override
192 public void onScrollingFinished(WheelView wheel) {
193 // TODO Auto-generated method stub
194 String currentText = (String) mDaydapter.getItemText(wheel.getCurrentItem());
195 setTextviewSize(currentText, mDaydapter);
196 }
197 });
198
199 }
200
201 public void initYears() {
202 for (int i = getYear(); i > 1950; i--) {
203 arry_years.add(i + "");
204 }
205 }
206
207 public void initMonths(int months) {
208 arry_months.clear();
209 for (int i = 1; i <= months; i++) {
210 arry_months.add(i + "");
211 }
212 }
213
214 public void initDays(int days) {
215 arry_days.clear();
216 for (int i = 1; i <= days; i++) {
217 arry_days.add(i + "");
218 }
219 }
220
221 private class CalendarTextAdapter extends AbstractWheelTextAdapter {
222 ArrayList<String> list;
223
224 protected CalendarTextAdapter(Context context, ArrayList<String> list, int currentItem, int maxsize, int minsize) {
225 super(context, R.layout.item_birth_year, NO_RESOURCE, currentItem, maxsize, minsize);
226 this.list = list;
227 setItemTextResource(R.id.tempValue);
228 }
229
230 @Override
231 public View getItem(int index, View cachedView, ViewGroup parent) {
232 View view = super.getItem(index, cachedView, parent);
233 return view;
234 }
235
236 @Override
237 public int getItemsCount() {
238 return list.size();
239 }
240
241 @Override
242 protected CharSequence getItemText(int index) {
243 return list.get(index) + "";
244 }
245 }
246
247 public void setBirthdayListener(OnBirthListener onBirthListener) {
248 this.onBirthListener = onBirthListener;
249 }
250
251 @Override
252 public void onClick(View v) {
253
254 if (v == btnSure) {
255 if (onBirthListener != null) {
256 onBirthListener.onClick(selectYear, selectMonth, selectDay);
257 }
258 } else if (v == btnSure) {
259
260 } else if (v == vChangeBirthChild) {
261 return;
262 } else {
263 dismiss();
264 }
265 dismiss();
266
267 }
268
269 public interface OnBirthListener {
270 public void onClick(String year, String month, String day);
271 }
272
273 /**
274 * 设置字体大小
275 *
276 * @param curriteItemText
277 * @param adapter
278 */
279 public void setTextviewSize(String curriteItemText, CalendarTextAdapter adapter) {
280 ArrayList<View> arrayList = adapter.getTestViews();
281 int size = arrayList.size();
282 String currentText;
283 for (int i = 0; i < size; i++) {
284 TextView textvew = (TextView) arrayList.get(i);
285 currentText = textvew.getText().toString();
286 if (curriteItemText.equals(currentText)) {
287 textvew.setTextSize(maxTextSize);
288 } else {
289 textvew.setTextSize(minTextSize);
290 }
291 }
292 }
293
294 public int getYear() {
295 Calendar c = Calendar.getInstance();
296 return c.get(Calendar.YEAR);
297 }
298
299 public int getMonth() {
300 Calendar c = Calendar.getInstance();
301 return c.get(Calendar.MONTH) + 1;
302 }
303
304 public int getDay() {
305 Calendar c = Calendar.getInstance();
306 return c.get(Calendar.DATE);
307 }
308
309 public void initData() {
310 setDate(getYear(), getMonth(), getDay());
311 this.currentDay = 1;
312 this.currentMonth = 1;
313 }
314
315 /**
316 * 设置年月日
317 *
318 * @param year
319 * @param month
320 * @param day
321 */
322 public void setDate(int year, int month, int day) {
323 selectYear = year + "";
324 selectMonth = month + "";
325 selectDay = day + "";
326 issetdata = true;
327 this.currentYear = year;
328 this.currentMonth = month;
329 this.currentDay = day;
330 if (year == getYear()) {
331 this.month = getMonth();
332 } else {
333 this.month = 12;
334 }
335 calDays(year, month);
336 }
337
338 /**
339 * 设置年份
340 *
341 * @param year
342 */
343 public int setYear(int year) {
344 int yearIndex = 0;
345 if (year != getYear()) {
346 this.month = 12;
347 } else {
348 this.month = getMonth();
349 }
350 for (int i = getYear(); i > 1950; i--) {
351 if (i == year) {
352 return yearIndex;
353 }
354 yearIndex++;
355 }
356 return yearIndex;
357 }
358
359 /**
360 * 设置月份
361 *
362 * @param year
363 * @param month
364 * @return
365 */
366 public int setMonth(int month) {
367 int monthIndex = 0;
368 calDays(currentYear, month);
369 for (int i = 1; i < this.month; i++) {
370 if (month == i) {
371 return monthIndex;
372 } else {
373 monthIndex++;
374 }
375 }
376 return monthIndex;
377 }
378
379 /**
380 * 计算每月多少天
381 *
382 * @param month
383 * @param leayyear
384 */
385 public void calDays(int year, int month) {
386 boolean leayyear = false;
387 if (year % 4 == 0 && year % 100 != 0) {
388 leayyear = true;
389 } else {
390 leayyear = false;
391 }
392 for (int i = 1; i <= 12; i++) {
393 switch (month) {
394 case 1:
395 case 3:
396 case 5:
397 case 7:
398 case 8:
399 case 10:
400 case 12:
401 this.day = 31;
402 break;
403 case 2:
404 if (leayyear) {
405 this.day = 29;
406 } else {
407 this.day = 28;
408 }
409 break;
410 case 4:
411 case 6:
412 case 9:
413 case 11:
414 this.day = 30;
415 break;
416 }
417 }
418 if (year == getYear() && month == getMonth()) {
419 this.day = getDay();
420 }
421 }
422 }
选择地点对话框代码：
1 package com.example.riger.wheelviewdemo;
2
3 import java.io.IOException;
4 import java.io.InputStream;
5 import java.util.ArrayList;
6 import java.util.HashMap;
7 import java.util.Map;
8
9 import org.json.JSONArray;
10 import org.json.JSONException;
11 import org.json.JSONObject;
12
13 import android.app.Dialog;
14 import android.content.Context;
15 import android.os.Bundle;
16 import android.view.View;
17 import android.view.ViewGroup;
18 import android.widget.TextView;
19
20 import com.example.riger.wheelviewdemo.wheel.widget.adapters.AbstractWheelTextAdapter;
21 import com.example.riger.wheelviewdemo.wheel.widget.views.OnWheelChangedListener;
22 import com.example.riger.wheelviewdemo.wheel.widget.views.OnWheelScrollListener;
23 import com.example.riger.wheelviewdemo.wheel.widget.views.WheelView;
24
25 /**
26 * 更改封面对话框
27 *
28 * @author ywl
29 *
30 */
31 public class ChangeAddressDialog extends Dialog implements android.view.View.OnClickListener {
32
33 private WheelView wvProvince;
34 private WheelView wvCitys;
35 private View lyChangeAddress;
36 private View lyChangeAddressChild;
37 private TextView btnSure;
38 private TextView btnCancel;
39
40 private Context context;
41 private JSONObject mJsonObj;
42 private String[] mProvinceDatas;
43 private Map<String, String[]> mCitisDatasMap = new HashMap<String, String[]>();
44
45 private ArrayList<String> arrProvinces = new ArrayList<String>();
46 private ArrayList<String> arrCitys = new ArrayList<String>();
47 private AddressTextAdapter provinceAdapter;
48 private AddressTextAdapter cityAdapter;
49
50 private String strProvince = "湖南";
51 private String strCity = "长沙";
52 private OnAddressCListener onAddressCListener;
53
54 private int maxsize = 24;
55 private int minsize = 14;
56
57 public ChangeAddressDialog(Context context) {
58 super(context, R.style.ShareDialog);
59 this.context = context;
60 }
61
62 @Override
63 protected void onCreate(Bundle savedInstanceState) {
64 super.onCreate(savedInstanceState);
65 setContentView(R.layout.dialog_myinfo_changeaddress);
66
67 wvProvince = (WheelView) findViewById(R.id.wv_address_province);
68 wvCitys = (WheelView) findViewById(R.id.wv_address_city);
69 lyChangeAddress = findViewById(R.id.ly_myinfo_changeaddress);
70 lyChangeAddressChild = findViewById(R.id.ly_myinfo_changeaddress_child);
71 btnSure = (TextView) findViewById(R.id.btn_myinfo_sure);
72 btnCancel = (TextView) findViewById(R.id.btn_myinfo_cancel);
73
74 lyChangeAddress.setOnClickListener(this);
75 lyChangeAddressChild.setOnClickListener(this);
76 btnSure.setOnClickListener(this);
77 btnCancel.setOnClickListener(this);
78
79 initJsonData();
80 initDatas();
81 initProvinces();
82 provinceAdapter = new AddressTextAdapter(context, arrProvinces, getProvinceItem(strProvince), maxsize, minsize);
83 wvProvince.setVisibleItems(5);
84 wvProvince.setViewAdapter(provinceAdapter);
85 wvProvince.setCurrentItem(getProvinceItem(strProvince));
86
87 initCitys(mCitisDatasMap.get(strProvince));
88 cityAdapter = new AddressTextAdapter(context, arrCitys, getCityItem(strCity), maxsize, minsize);
89 wvCitys.setVisibleItems(5);
90 wvCitys.setViewAdapter(cityAdapter);
91 wvCitys.setCurrentItem(getCityItem(strCity));
92
93 wvProvince.addChangingListener(new OnWheelChangedListener() {
94
95 @Override
96 public void onChanged(WheelView wheel, int oldValue, int newValue) {
97 // TODO Auto-generated method stub
98 String currentText = (String) provinceAdapter.getItemText(wheel.getCurrentItem());
99 strProvince = currentText;
100 setTextviewSize(currentText, provinceAdapter);
101 String[] citys = mCitisDatasMap.get(currentText);
102 initCitys(citys);
103 cityAdapter = new AddressTextAdapter(context, arrCitys, 0, maxsize, minsize);
104 wvCitys.setVisibleItems(5);
105 wvCitys.setViewAdapter(cityAdapter);
106 wvCitys.setCurrentItem(0);
107 }
108 });
109
110 wvProvince.addScrollingListener(new OnWheelScrollListener() {
111
112 @Override
113 public void onScrollingStarted(WheelView wheel) {
114 // TODO Auto-generated method stub
115
116 }
117
118 @Override
119 public void onScrollingFinished(WheelView wheel) {
120 // TODO Auto-generated method stub
121 String currentText = (String) provinceAdapter.getItemText(wheel.getCurrentItem());
122 setTextviewSize(currentText, provinceAdapter);
123 }
124 });
125
126 wvCitys.addChangingListener(new OnWheelChangedListener() {
127
128 @Override
129 public void onChanged(WheelView wheel, int oldValue, int newValue) {
130 // TODO Auto-generated method stub
131 String currentText = (String) cityAdapter.getItemText(wheel.getCurrentItem());
132 strCity = currentText;
133 setTextviewSize(currentText, cityAdapter);
134 }
135 });
136
137 wvCitys.addScrollingListener(new OnWheelScrollListener() {
138
139 @Override
140 public void onScrollingStarted(WheelView wheel) {
141 // TODO Auto-generated method stub
142
143 }
144
145 @Override
146 public void onScrollingFinished(WheelView wheel) {
147 // TODO Auto-generated method stub
148 String currentText = (String) cityAdapter.getItemText(wheel.getCurrentItem());
149 setTextviewSize(currentText, cityAdapter);
150 }
151 });
152 }
153
154 private class AddressTextAdapter extends AbstractWheelTextAdapter {
155 ArrayList<String> list;
156
157 protected AddressTextAdapter(Context context, ArrayList<String> list, int currentItem, int maxsize, int minsize) {
158 super(context, R.layout.item_birth_year, NO_RESOURCE, currentItem, maxsize, minsize);
159 this.list = list;
160 setItemTextResource(R.id.tempValue);
161 }
162
163 @Override
164 public View getItem(int index, View cachedView, ViewGroup parent) {
165 View view = super.getItem(index, cachedView, parent);
166 return view;
167 }
168
169 @Override
170 public int getItemsCount() {
171 return list.size();
172 }
173
174 @Override
175 protected CharSequence getItemText(int index) {
176 return list.get(index) + "";
177 }
178 }
179
180 /**
181 * 设置字体大小
182 *
183 * @param curriteItemText
184 * @param adapter
185 */
186 public void setTextviewSize(String curriteItemText, AddressTextAdapter adapter) {
187 ArrayList<View> arrayList = adapter.getTestViews();
188 int size = arrayList.size();
189 String currentText;
190 for (int i = 0; i < size; i++) {
191 TextView textvew = (TextView) arrayList.get(i);
192 currentText = textvew.getText().toString();
193 if (curriteItemText.equals(currentText)) {
194 textvew.setTextSize(24);
195 } else {
196 textvew.setTextSize(14);
197 }
198 }
199 }
200
201 public void setAddresskListener(OnAddressCListener onAddressCListener) {
202 this.onAddressCListener = onAddressCListener;
203 }
204
205 @Override
206 public void onClick(View v) {
207 // TODO Auto-generated method stub
208 if (v == btnSure) {
209 if (onAddressCListener != null) {
210 onAddressCListener.onClick(strProvince, strCity);
211 }
212 } else if (v == btnCancel) {
213
214 } else if (v == lyChangeAddressChild) {
215 return;
216 } else {
217 dismiss();
218 }
219 dismiss();
220 }
221
222 /**
223 * 回调接口
224 *
225 * @author Administrator
226 *
227 */
228 public interface OnAddressCListener {
229 public void onClick(String province, String city);
230 }
231
232 /**
233 * 从文件中读取地址数据
234 */
235 private void initJsonData() {
236 try {
237 StringBuffer sb = new StringBuffer();
238 //InputStream is = context.getAssets().open("city.json");
239 InputStream is = context.getClass().getClassLoader().getResourceAsStream("assets/" + "city.json");
240 int len = -1;
241 byte[] buf = new byte[1024];
242 while ((len = is.read(buf)) != -1) {
243 sb.append(new String(buf, 0, len, "gbk"));
244 }
245 is.close();
246 mJsonObj = new JSONObject(sb.toString());
247 } catch (IOException e) {
248 e.printStackTrace();
249 } catch (JSONException e) {
250 e.printStackTrace();
251 }
252 }
253
254 /**
255 * 解析数据
256 */
257 private void initDatas() {
258 try {
259 JSONArray jsonArray = mJsonObj.getJSONArray("citylist");
260 mProvinceDatas = new String[jsonArray.length()];
261 for (int i = 0; i < jsonArray.length(); i++) {
262 JSONObject jsonP = jsonArray.getJSONObject(i);
263 String province = jsonP.getString("p");
264
265 mProvinceDatas[i] = province;
266
267 JSONArray jsonCs = null;
268 try {
269 /**
270 * Throws JSONException if the mapping doesn‘t exist or is
271 * not a JSONArray.
272 */
273 jsonCs = jsonP.getJSONArray("c");
274 } catch (Exception e1) {
275 continue;
276 }
277 String[] mCitiesDatas = new String[jsonCs.length()];
278 for (int j = 0; j < jsonCs.length(); j++) {
279 JSONObject jsonCity = jsonCs.getJSONObject(j);
280 String city = jsonCity.getString("n");
281 mCitiesDatas[j] = city;
282 JSONArray jsonAreas = null;
283 try {
284 /**
285 * Throws JSONException if the mapping doesn‘t exist or
286 * is not a JSONArray.
287 */
288 jsonAreas = jsonCity.getJSONArray("a");
289 } catch (Exception e) {
290 continue;
291 }
292
293 String[] mAreasDatas = new String[jsonAreas.length()];
294 for (int k = 0; k < jsonAreas.length(); k++) {
295 String area = jsonAreas.getJSONObject(k).getString("s");
296 mAreasDatas[k] = area;
297 }
298 }
299 mCitisDatasMap.put(province, mCitiesDatas);
300 }
301
302 } catch (JSONException e) {
303 e.printStackTrace();
304 }
305 mJsonObj = null;
306 }
307
308 /**
309 * 初始化省会
310 */
311 public void initProvinces() {
312 int length = mProvinceDatas.length;
313 for (int i = 0; i < length; i++) {
314 arrProvinces.add(mProvinceDatas[i]);
315 }
316 }
317
318 /**
319 * 根据省会，生成该省会的所有城市
320 *
321 * @param citys
322 */
323 public void initCitys(String[] citys) {
324 if (citys != null) {
325 arrCitys.clear();
326 int length = citys.length;
327 for (int i = 0; i < length; i++) {
328 arrCitys.add(citys[i]);
329 }
330 } else {
331 String[] city = mCitisDatasMap.get("湖南");
332 arrCitys.clear();
333 int length = city.length;
334 for (int i = 0; i < length; i++) {
335 arrCitys.add(city[i]);
336 }
337 }
338 if (arrCitys != null && arrCitys.size() > 0
339 && !arrCitys.contains(strCity)) {
340 strCity = arrCitys.get(0);
341 }
342 }
343
344 /**
345 * 初始化地点
346 *
347 * @param province
348 * @param city
349 */
350 public void setAddress(String province, String city) {
351 if (province != null && province.length() > 0) {
352 this.strProvince = province;
353 }
354 if (city != null && city.length() > 0) {
355 this.strCity = city;
356 }
357 }
358
359 /**
360 * 返回省会索引，没有就返回默认“湖南”
361 *
362 * @param province
363 * @return
364 */
365 public int getProvinceItem(String province) {
366 int size = arrProvinces.size();
367 int provinceIndex = 0;
368 boolean noprovince = true;
369 for (int i = 0; i < size; i++) {
370 if (province.equals(arrProvinces.get(i))) {
371 noprovince = false;
372 return provinceIndex;
373 } else {
374 provinceIndex++;
375 }
376 }
377 if (noprovince) {
378 strProvince = "湖南";
379 return 17;
380 }
381 return provinceIndex;
382 }
383
384 /**
385 * 得到城市索引，没有返回默认“长沙”
386 *
387 * @param city
388 * @return
389 */
390 public int getCityItem(String city) {
391 int size = arrCitys.size();
392 int cityIndex = 0;
393 boolean nocity = true;
394 for (int i = 0; i < size; i++) {
395 System.out.println(arrCitys.get(i));
396 if (city.equals(arrCitys.get(i))) {
397 nocity = false;
398 return cityIndex;
399 } else {
400 cityIndex++;
401 }
402 }
403 if (nocity) {
404 strCity = "长沙";
405 return 0;
406 }
407 return cityIndex;
408 }
409
410 }
运行效果：
时间： 2024-11-08 17:30:56