Java tutorial
package com.df.app.carCheck; import android.app.Activity; import android.app.AlertDialog; import android.content.Context; import android.content.DialogInterface; import android.os.Handler; import android.os.Message; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.widget.AdapterView; import android.widget.ArrayAdapter; import android.widget.Button; import android.widget.EditText; import android.widget.LinearLayout; import android.widget.ListView; import android.widget.TableLayout; import android.widget.TextView; import android.widget.Toast; import com.df.app.MainActivity; import com.df.app.R; import com.df.library.entries.Brand; import com.df.library.entries.CarSettings; import com.df.library.entries.Country; import com.df.library.entries.Manufacturer; import com.df.library.entries.Model; import com.df.library.entries.Series; import com.df.library.entries.VehicleModel; import com.df.library.asyncTask.GetCarSettingsTask; import com.df.library.util.Helper; import org.json.JSONException; import org.json.JSONObject; import static com.df.library.util.Helper.getEditViewText; import static com.df.library.util.Helper.setEditViewText; import static com.df.library.util.Helper.setTextView; /** * Created by on 14-1-8. * * ???? */ public class VehicleInfoLayout extends LinearLayout { private static View rootView; // ? private CarSettings mCarSettings; // ??xml private VehicleModel vehicleModel; // spinner private EditText countryEdit; private EditText brandEdit; private EditText manufacturerEdit; private EditText seriesEdit; private EditText modelEdit; // spinner?? private int lastCountryIndex = 0; private int lastBrandIndex = 0; private int lastManufacturerIndex = 0; private int lastSeriesIndex = 0; private int lastModelIndex = 0; // ????? private OnGetCarSettings mCallback; // ???? private OnUiUpdated mUiUpdatedCallback; public VehicleInfoLayout(Context context, OnGetCarSettings listener) { super(context); this.mCallback = listener; init(context); } private void init(Context context) { rootView = LayoutInflater.from(context).inflate(R.layout.vehicle_info_layout, this); vehicleModel = MainActivity.vehicleModel; mCarSettings = CarSettings.getInstance(); // ? Button brandSelectButton = (Button) rootView.findViewById(R.id.brand_select_button); brandSelectButton.setOnClickListener(new OnClickListener() { @Override public void onClick(View view) { selectCarManually(); } }); } /** * ??? */ private void getCarSettingsFromServer(String seriesId) { GetCarSettingsTask mGetCarSettingsTask = new GetCarSettingsTask(rootView.getContext(), seriesId, new GetCarSettingsTask.OnGetCarSettingsFinished() { @Override public void onFinished(String result) { try { JSONObject jsonObject = new JSONObject(result); updateCarSettings(jsonObject.getString("config"), jsonObject.getString("category"), jsonObject.getString("figure")); // UI updateUi(); } catch (JSONException e) { Log.d("DFCarChecker", "Json?" + e.getMessage()); } } @Override public void onFailed(String result) { // ?? Log.d("DFCarChecker", "???" + result); Toast.makeText(rootView.getContext(), result, Toast.LENGTH_LONG).show(); } }); mGetCarSettingsTask.execute(); } /** * */ private void selectCarManually() { View view = LayoutInflater.from(rootView.getContext()).inflate(R.layout.vehicle_model_select, null); TextView title = (TextView) view.findViewById(R.id.title); title.setText(R.string.select_model); initModelSelectEdits(view); AlertDialog dialog = new AlertDialog.Builder(rootView.getContext()).setView(view) .setPositiveButton(R.string.ok, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int id) { // ?Spinner? if (lastCountryIndex == 0 || lastBrandIndex == 0 || lastManufacturerIndex == 0 || lastSeriesIndex == 0 || lastModelIndex == 0) { Toast.makeText(rootView.getContext(), "", Toast.LENGTH_SHORT) .show(); return; } Country country = vehicleModel.countries.get(lastCountryIndex - 1); Brand brand = country.brands.get(lastBrandIndex - 1); Manufacturer manufacturer = brand.manufacturers.get(lastManufacturerIndex - 1); Series series = manufacturer.serieses.get(lastSeriesIndex - 1); Model model = series.models.get(lastModelIndex - 1); mCarSettings.setCountry(country); mCarSettings.setBrand(brand); mCarSettings.setManufacturer(manufacturer); mCarSettings.setSeries(series); mCarSettings.setModel(model); // ?seriesIdmodelId???? config:powerWindows,powerSeats... getCarSettingsFromServer(series.id + "," + model.id); } }).setNegativeButton(R.string.cancel, null).create(); dialog.show(); } /** * UI */ private void updateUi() { // ?EditText setEditViewText(rootView, R.id.brand_edit, mCarSettings.getBrandString()); // ????? mCallback.onGetCarSettings(); if (mUiUpdatedCallback != null) mUiUpdatedCallback.onUiUpdated(); } /** * ?? * @param config * @param category * @param figure */ private void updateCarSettings(String config, String category, String figure) { Manufacturer manufacturer = mCarSettings.getManufacturer(); Series series = mCarSettings.getSeries(); Model model = mCarSettings.getModel(); // String brandString = manufacturer.name + " " + series.name + " " + model.name; // ? String displacementString = model.name; if (displacementString.length() > 3) { displacementString = displacementString.substring(0, 3); } // ?? mCarSettings.setBrandString(brandString); mCarSettings.setDisplacement(displacementString); String modelString = model.getName(); // ? if (modelString.length() >= 3) { mCarSettings.setDisplacement(modelString.substring(0, 3)); } // ?Spinner if (modelString.contains("")) { mCarSettings.setDriveType(""); } else { mCarSettings.setDriveType(""); } // ??Spinner if (modelString.contains("AMT")) { mCarSettings.setTransmission("AMT"); } else if (modelString.contains("A/MT")) { mCarSettings.setTransmission("A/MT"); } else if (modelString.contains("MT")) { mCarSettings.setTransmission("MT"); } else if (modelString.contains("CVT")) { mCarSettings.setTransmission("CVT"); } else if (modelString.contains("DSG")) { mCarSettings.setTransmission("DSG"); } else { mCarSettings.setTransmission("AT"); } // ?? mCarSettings.setConfig(config); // String categoryArray[] = getResources().getStringArray(R.array.category_item); if (Integer.parseInt(category) > 0) { mCarSettings.setCategory(categoryArray[Integer.parseInt(category) - 1]); } else { mCarSettings.setCategory(categoryArray[Integer.parseInt(category)]); } mCarSettings.setFigure(figure); } private void initModelSelectEdits(View view) { TextView title = (TextView) view.findViewById(R.id.title); title.setText(R.string.select_model); countryEdit = (EditText) view.findViewById(R.id.country_edit); brandEdit = (EditText) view.findViewById(R.id.brand_edit); manufacturerEdit = (EditText) view.findViewById(R.id.manufacturer_edit); seriesEdit = (EditText) view.findViewById(R.id.series_edit); modelEdit = (EditText) view.findViewById(R.id.model_edit); setCountryEdit(); if (mCarSettings.getCountry() != null) { countryEdit.setText(mCarSettings.getCountry().name); brandEdit.setText(mCarSettings.getBrand().name); manufacturerEdit.setText(mCarSettings.getManufacturer().name); seriesEdit.setText(mCarSettings.getSeries().name); modelEdit.setText(mCarSettings.getModel().name); } } /** * edit */ private void setCountryEdit() { final ArrayAdapter<String> adapter; if (vehicleModel == null) { adapter = new ArrayAdapter<String>(rootView.getContext(), android.R.layout.simple_list_item_1, Helper.getEmptyStringList()); } else { adapter = new ArrayAdapter<String>(rootView.getContext(), android.R.layout.simple_list_item_1, vehicleModel.getCountryNames()); } countryEdit.setOnClickListener(new OnClickListener() { @Override public void onClick(View view) { showListDialog(R.string.chooseCountry, adapter, new Handler(new Handler.Callback() { @Override public boolean handleMessage(Message message) { if (message.what == 0) { countryEdit.setText(""); brandEdit.setText(""); manufacturerEdit.setText(""); seriesEdit.setText(""); modelEdit.setText(""); } else { Country country = vehicleModel.getCountries().get(message.what - 1); countryEdit.setText(country.name); // ??edit if (lastCountryIndex != message.what) { brandEdit.setText(""); manufacturerEdit.setText(""); seriesEdit.setText(""); modelEdit.setText(""); } setBrandEdit(country); } lastCountryIndex = message.what; return true; } })); } }); } /** * ?edit */ private void setBrandEdit(final Country country) { // adaptercountrybrand?? final ArrayAdapter<String> adapter; if (country == null) { adapter = new ArrayAdapter<String>(rootView.getContext(), android.R.layout.simple_list_item_1, Helper.getEmptyStringList()); } else { adapter = new ArrayAdapter<String>(rootView.getContext(), android.R.layout.simple_list_item_1, country.getBrandNames()); } final Handler handler = new Handler(new Handler.Callback() { @Override public boolean handleMessage(Message message) { if (message.what == 0) { brandEdit.setText(""); manufacturerEdit.setText(""); seriesEdit.setText(""); modelEdit.setText(""); } else { Brand brand = country.brands.get(message.what - 1); brandEdit.setText(brand.name); // ??edit if (lastBrandIndex != message.what) { manufacturerEdit.setText(""); seriesEdit.setText(""); modelEdit.setText(""); } setManufacturerEdit(brand); } lastBrandIndex = message.what; return true; } }); // ????manufacturer if (country.getBrandNames().size() == 2) { lastBrandIndex = 1; brandEdit.setText(country.getBrandNames().get(1)); setManufacturerEdit(country.brands.get(0)); return; } // ?brand else { showListDialog(R.string.chooseBrand, adapter, handler); } // brandEdit brandEdit.setOnClickListener(new OnClickListener() { @Override public void onClick(View view) { showListDialog(R.string.chooseBrand, adapter, handler); } }); } /** * edit */ private void setManufacturerEdit(final Brand brand) { // adapterbrandmanufacturer?? final ArrayAdapter<String> adapter; if (brand == null) { adapter = new ArrayAdapter<String>(rootView.getContext(), android.R.layout.simple_list_item_1, Helper.getEmptyStringList()); } else { adapter = new ArrayAdapter<String>(rootView.getContext(), android.R.layout.simple_list_item_1, brand.getManufacturerNames()); } final Handler handler = new Handler(new Handler.Callback() { @Override public boolean handleMessage(Message message) { if (message.what == 0) { manufacturerEdit.setText(""); seriesEdit.setText(""); modelEdit.setText(""); } else { Manufacturer manufacturer = brand.manufacturers.get(message.what - 1); manufacturerEdit.setText(manufacturer.name); // ??edit if (lastManufacturerIndex != message.what) { seriesEdit.setText(""); modelEdit.setText(""); } setSeriesEdit(manufacturer); } lastManufacturerIndex = message.what; return true; } }); // ????series if (brand.getManufacturerNames().size() == 2) { lastManufacturerIndex = 1; manufacturerEdit.setText(brand.getManufacturerNames().get(1)); setSeriesEdit(brand.manufacturers.get(0)); return; } // ?manufactuer else { showListDialog(R.string.chooseManufacturer, adapter, handler); } // manufacturerEdit manufacturerEdit.setOnClickListener(new OnClickListener() { @Override public void onClick(View view) { showListDialog(R.string.chooseManufacturer, adapter, handler); } }); } /** * edit */ private void setSeriesEdit(final Manufacturer manufacturer) { // adaptermanufacturerseries?? final ArrayAdapter<String> adapter; if (manufacturer == null) { adapter = new ArrayAdapter<String>(rootView.getContext(), android.R.layout.simple_list_item_1, Helper.getEmptyStringList()); } else { adapter = new ArrayAdapter<String>(rootView.getContext(), android.R.layout.simple_list_item_1, manufacturer.getSeriesNames()); } final Handler handler = new Handler(new Handler.Callback() { @Override public boolean handleMessage(Message message) { if (message.what == 0) { seriesEdit.setText(""); modelEdit.setText(""); } else { Series series = manufacturer.serieses.get(message.what - 1); seriesEdit.setText(series.name); // ??edit if (lastSeriesIndex != message.what) { modelEdit.setText(""); } setModelEdit(series); } lastSeriesIndex = message.what; return true; } }); // ????series if (manufacturer.getSeriesNames().size() == 2) { lastSeriesIndex = 1; seriesEdit.setText(manufacturer.getSeriesNames().get(1)); setModelEdit(manufacturer.serieses.get(0)); return; } // ?series else { showListDialog(R.string.chooseSeries, adapter, handler); } // manufacturerEdit seriesEdit.setOnClickListener(new OnClickListener() { @Override public void onClick(View view) { showListDialog(R.string.chooseSeries, adapter, handler); } }); } /** * edit */ private void setModelEdit(final Series series) { // adapterseriesmodel?? final ArrayAdapter<String> adapter; if (series == null) { adapter = new ArrayAdapter<String>(rootView.getContext(), android.R.layout.simple_list_item_1, Helper.getEmptyStringList()); } else { adapter = new ArrayAdapter<String>(rootView.getContext(), android.R.layout.simple_list_item_1, series.getModelNames()); } final Handler handler = new Handler(new Handler.Callback() { @Override public boolean handleMessage(Message message) { lastModelIndex = message.what; if (message.what == 0) { modelEdit.setText(""); } else { Model model = series.models.get(message.what - 1); modelEdit.setText(model.name); } return true; } }); // ??? if (series.getModelNames().size() == 2) { lastModelIndex = 1; modelEdit.setText(series.getModelNames().get(1)); return; } // ?model else { showListDialog(R.string.chooseModel, adapter, handler); } // manufacturerEdit modelEdit.setOnClickListener(new OnClickListener() { @Override public void onClick(View view) { showListDialog(R.string.chooseModel, adapter, handler); } }); } /** * edit */ private void showListDialog(int titleId, ArrayAdapter<String> adapter, final Handler handler) { View view1 = ((Activity) getContext()).getLayoutInflater().inflate(R.layout.popup_layout, null); final AlertDialog dialog = new AlertDialog.Builder(getContext()).setView(view1).create(); TableLayout contentArea = (TableLayout) view1.findViewById(R.id.contentArea); final ListView listView = new ListView(view1.getContext()); listView.setAdapter(adapter); listView.setOnItemClickListener(new AdapterView.OnItemClickListener() { @Override public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) { handler.sendEmptyMessage(i); dialog.dismiss(); } }); contentArea.addView(listView); setTextView(view1, R.id.title, getResources().getString(titleId)); dialog.show(); } /** * ??JSONObject * @return */ public JSONObject generateJSONObject() { JSONObject procedures = new JSONObject(); try { procedures.put("vin", getEditViewText(rootView, R.id.vin_edit)); procedures.put("engineSerial", getEditViewText(rootView, R.id.engineSerial_edit)); procedures.put("plateNumber", getEditViewText(rootView, R.id.plateNumber_edit)); procedures.put("licenseModel", getEditViewText(rootView, R.id.licenseModel_edit)); procedures.put("vehicleType", getEditViewText(rootView, R.id.vehicleType_edit)); procedures.put("mileage", getEditViewText(rootView, R.id.mileage_edit)); procedures.put("exteriorColor", getEditViewText(rootView, R.id.exteriorColor_edit)); procedures.put("regDate", getEditViewText(rootView, R.id.regDate_edit)); procedures.put("builtDate", getEditViewText(rootView, R.id.builtDate_edit)); } catch (JSONException e) { e.printStackTrace(); } return procedures; } /** * ??? * ?? * @param procedures * @param seriesId * @param modelId */ public void fillInData(JSONObject procedures, String seriesId, String modelId, OnUiUpdated listener) { try { mUiUpdatedCallback = listener; setEditViewText(rootView, R.id.vin_edit, procedures.getString("vin")); if (procedures.has("engineSerial")) setEditViewText(rootView, R.id.engineSerial_edit, procedures.getString("engineSerial")); else setEditViewText(rootView, R.id.engineSerial_edit, procedures.getString("engineno")); if (procedures.has("plateNumber")) setEditViewText(rootView, R.id.plateNumber_edit, procedures.getString("plateNumber")); else setEditViewText(rootView, R.id.plateNumber_edit, procedures.getString("license")); if (procedures.has("licenseModel")) setEditViewText(rootView, R.id.licenseModel_edit, procedures.getString("licenseModel")); else setEditViewText(rootView, R.id.licenseModel_edit, procedures.getString("model2")); if (procedures.has("vehicleType")) setEditViewText(rootView, R.id.vehicleType_edit, procedures.getString("vehicleType")); else setEditViewText(rootView, R.id.vehicleType_edit, procedures.getString("licensetype")); if (procedures.has("mileage")) setEditViewText(rootView, R.id.mileage_edit, procedures.getString("mileage")); else setEditViewText(rootView, R.id.mileage_edit, procedures.getString("mileage")); if (procedures.has("exteriorColor")) setEditViewText(rootView, R.id.exteriorColor_edit, procedures.getString("exteriorColor")); else setEditViewText(rootView, R.id.exteriorColor_edit, procedures.getString("color")); if (procedures.has("regDate")) setEditViewText(rootView, R.id.regDate_edit, procedures.getString("regDate")); else setEditViewText(rootView, R.id.regDate_edit, procedures.getString("regdate")); if (procedures.has("builtDate")) setEditViewText(rootView, R.id.builtDate_edit, procedures.getString("builtDate")); else setEditViewText(rootView, R.id.builtDate_edit, procedures.getString("leavefactorydate")); // ?? Country country = null; Brand brand = null; Manufacturer manufacturer = null; Series series = null; Model model = null; boolean found = false; for (Country country1 : vehicleModel.getCountries()) { for (Brand brand1 : country1.brands) { for (Manufacturer manufacturer1 : brand1.manufacturers) { for (Series series1 : manufacturer1.serieses) { if (series1.id.equals(seriesId)) { manufacturer = manufacturer1; brand = brand1; country = country1; series = series1; model = series.getModelById(modelId); found = true; break; } } if (found) break; } if (found) break; } if (found) break; } mCarSettings.setCountry(country); mCarSettings.setBrand(brand); mCarSettings.setManufacturer(manufacturer); mCarSettings.setSeries(series); mCarSettings.setModel(model); getCarSettingsFromServer(seriesId + "," + modelId); } catch (JSONException e) { e.printStackTrace(); } } /** * ??? * ?? * @param procedures */ public void fillInData(JSONObject procedures) { try { setEditViewText(rootView, R.id.vin_edit, procedures.getString("vin")); setEditViewText(rootView, R.id.engineSerial_edit, procedures.getString("engineSerial")); setEditViewText(rootView, R.id.plateNumber_edit, procedures.getString("plateNumber")); setEditViewText(rootView, R.id.licenseModel_edit, procedures.getString("licenseModel")); setEditViewText(rootView, R.id.vehicleType_edit, procedures.getString("vehicleType")); setEditViewText(rootView, R.id.mileage_edit, procedures.getString("mileage")); setEditViewText(rootView, R.id.exteriorColor_edit, procedures.getString("exteriorColor")); setEditViewText(rootView, R.id.regDate_edit, procedures.getString("regDate")); setEditViewText(rootView, R.id.builtDate_edit, procedures.getString("builtDate")); } catch (JSONException e) { e.printStackTrace(); } } /** * ?vin */ public static String getVin() { return getEditViewText(rootView, R.id.vin_edit); } /** * ? */ public static String getBuiltDate() { return getEditViewText(rootView, R.id.builtDate_edit); } /** * ? */ public static String getExteriorColor() { return getEditViewText(rootView, R.id.exteriorColor_edit); } /** * CarCheckActivity????? */ public interface OnGetCarSettings { public void onGetCarSettings(); } public interface OnUiUpdated { public void onUiUpdated(); } }