Android 城市列表选择控件

来源：互联网发布：淘宝金蛋编辑：程序博客网时间：2024/05/22 14:53

封装好了，只要调用一下这个控件，话不多说，上图！（里面的省市，地区，放在一个xml文件中）

public class CityPickerDialog extends Dialog implements
android.view.View.OnClickListener {
// private Context mContext;

private TextView title;

private ListView provinceListview;
private Button btnCancel;
private Button btnOk;
// private Dialog customDialog;
private MSharePreferences sharePreferences;
private OnCityPikerListener mlistener;
private List<ProvinceModel> provinces;
private ProvinceAdapter provinceAdapter;
private ProvinceAdapter cityAdapter;

public interface OnCityPikerListener {
void onCityPicker(String province, String city);
}

public CityPickerDialog(Context context,
OnCityPikerListener onCityPickerListener) {
// super(context,R.style.customdialog);
// TODO Auto-generated constructor stub
this(context, R.style.customdialog, onCityPickerListener);
}

public CityPickerDialog(Context context, int theme,
OnCityPikerListener onCityPickerListener) {
super(context, theme);
mlistener = onCityPickerListener;
// TODO Auto-generated constructor stub
}

@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
View view = LayoutInflater.from(getContext()).inflate(
R.layout.province_listview, null);
title = (TextView) view.findViewById(R.id.title);
provinceListview = (ListView) view.findViewById(R.id.provinceList);
btnCancel = (Button) view.findViewById(R.id.btnCancel);
btnOk = (Button) view.findViewById(R.id.btnOk);
btnCancel.setOnClickListener(this);
btnOk.setOnClickListener(this);

setContentView(view);
setCancelable(true);

sharePreferences = MSharePreferences.getInstance();
sharePreferences.getSharedPreferences(getContext());
initProvinceDatas();
initProvince();
initDialogSize();

}

private boolean isCity;

public void initProvince() {
title.setText(R.string.province);
provinceAdapter = new ProvinceAdapter(getContext(), provinces);
provinceListview.setAdapter(provinceAdapter);
provinceListview.setSelection(sharePreferences.getInt(
Tools.KEY_PROVINCE, 0));
isCity = true;
}

public void initDialogSize() {

Window dialogWindow = getWindow();
DisplayMetrics d = getContext().getResources().getDisplayMetrics();
WindowManager.LayoutParams p = dialogWindow.getAttributes();
p.height = LayoutParams.WRAP_CONTENT;
p.width = (int) (d.widthPixels * 0.8);
dialogWindow.setAttributes(p);

}

@Override
public void onClick(View view) {
switch (view.getId()) {
case R.id.btnCancel:
dismiss();
break;
case R.id.btnOk:
int provincePosition = provinceAdapter.getSelectedIndex();
String province = provinces.get(provincePosition).getName();
String city;
if (isCity) {

title.setText(R.string.city);
cityAdapter = new ProvinceAdapter(getContext(), provinces.get(
provincePosition).getCityList(), false);
provinceListview.setAdapter(cityAdapter);
isCity = false;
} else {
city = provinces.get(provincePosition).getCityList()
.get(cityAdapter.getSelectedIndex()).getName();
sharePreferences.putInt(Tools.KEY_PROVINCE, provincePosition);
mlistener.onCityPicker(province, city);

dismiss();
}

break;
default:
break;
}

}

public void initProvinceDatas() {

AssetManager asset = getContext().getAssets();

try {
InputStream input = asset.open("province_data.xml");
// 创建一个解析xml的工厂对象
SAXParserFactory spf = SAXParserFactory.newInstance();
// 解析xml
SAXParser parser = spf.newSAXParser();
XmlParserHandler handler = new XmlParserHandler();
parser.parse(input, handler);
input.close();
// 获取解析出来的数据
provinces = handler.getDataList();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}

}
}

源码下载地址 http://download.csdn.net/detail/wwatchtower/8946813

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