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authorgu.martinm@gmail.com <gu.martinm@gmail.com>
Tue, 8 Apr 2014 07:36:50 +0000 (09:36 +0200)
committergu.martinm@gmail.com <gu.martinm@gmail.com>
Tue, 8 Apr 2014 07:36:50 +0000 (09:36 +0200)
res/menu/weather_main_menu.xml
res/values/strings.xml
src/de/example/exampletdd/WeatherInformationActivity.java
src/de/example/exampletdd/WeatherInformationMapActivity.java
src/de/example/exampletdd/fragment/ProgressDialogFragment.java [new file with mode: 0644]
src/de/example/exampletdd/fragment/WeatherInformationDataFragment.java

index 3b6359d..33a8e65 100644 (file)
@@ -33,7 +33,9 @@
         android:visible="true"
         android:checkable="false"
         android:enabled="true"
-        android:checked="false">
+        android:checked="false"
+        android:title="@string/action_map"
+        android:titleCondensed="@string/action_map">
     </item>
     
     
index f0475fe..ce95f6e 100644 (file)
@@ -39,5 +39,8 @@
     <string name="weather_preferences_units">Unit of measurement for temperature</string>
     <string name="weather_preferences_language_key">weather_preferences_language</string>
     <string name="weather_preferences_language">Language</string>
+    <string name="city_not_found">city not found</string>
+    <string name="country_not_found">country not found</string>
+    <string name="weather_progress_getdata">Downloading remote data</string>
 
 </resources>
index ccfae03..8c19117 100644 (file)
@@ -21,10 +21,8 @@ import de.example.exampletdd.activityinterface.GetWeather;
 import de.example.exampletdd.fragment.ErrorDialogFragment;
 import de.example.exampletdd.fragment.WeatherInformationDataFragment;
 import de.example.exampletdd.model.GeocodingData;
-import de.example.exampletdd.model.WeatherData;
 
 public class WeatherInformationActivity extends Activity implements ErrorMessage {
-    private static final String WEATHER_DATA_FILE = "weatherdata.file";
     private static final String WEATHER_GEOCODING_FILE = "weathergeocoding.file";
     private static final String TAG = "WeatherInformationActivity";
     private GetWeather mGetWeather;
@@ -113,9 +111,9 @@ public class WeatherInformationActivity extends Activity implements ErrorMessage
             Log.e(TAG, "onCreate exception: ", e);
         }
         if (geocodingData != null) {
-            final String city = (geocodingData.getCity() == null) ? "city not found"
+            final String city = (geocodingData.getCity() == null) ? this.getString(R.string.city_not_found)
                     : geocodingData.getCity();
-            final String country = (geocodingData.getCountry() == null) ? "country not found"
+            final String country = (geocodingData.getCountry() == null) ? this.getString(R.string.country_not_found)
                     : geocodingData.getCountry();
             actionBar.setTitle(city + "," + country);
         }
@@ -123,56 +121,6 @@ public class WeatherInformationActivity extends Activity implements ErrorMessage
     }
 
     @Override
-    public void onRestoreInstanceState(final Bundle savedInstanceState) {
-        super.onRestoreInstanceState(savedInstanceState);
-
-        final ActionBar actionBar = this.getActionBar();
-
-        GeocodingData geocodingData = null;
-        try {
-            geocodingData = this.restoreGeocodingDataFromFile();
-        } catch (final StreamCorruptedException e) {
-            Log.e(TAG, "onCreate exception: ", e);
-        } catch (final FileNotFoundException e) {
-            Log.e(TAG, "onCreate exception: ", e);
-        } catch (final IOException e) {
-            Log.e(TAG, "onCreate exception: ", e);
-        } catch (final ClassNotFoundException e) {
-            Log.e(TAG, "onCreate exception: ", e);
-        }
-        if (geocodingData != null) {
-            final String city = (geocodingData.getCity() == null) ? "city not found"
-                    : geocodingData.getCity();
-            final String country = (geocodingData.getCountry() == null) ? "country not found"
-                    : geocodingData.getCountry();
-            actionBar.setTitle(city + "," + country);
-        }
-
-        WeatherData weatherData = null;
-        try {
-            weatherData = this.restoreWeatherDataFromFile();
-        } catch (final StreamCorruptedException e) {
-            Log.e(TAG, "onResume exception: ", e);
-        } catch (final FileNotFoundException e) {
-            Log.e(TAG, "onResume exception: ", e);
-        } catch (final IOException e) {
-            Log.e(TAG, "onResume exception: ", e);
-        } catch (final ClassNotFoundException e) {
-            Log.e(TAG, "onResume exception: ", e);
-        }
-
-        if (weatherData != null) {
-            this.mGetWeather.updateWeatherData(weatherData);
-        }
-    }
-
-    @Override
-    public void onSaveInstanceState(final Bundle savedInstanceState) {
-
-        super.onSaveInstanceState(savedInstanceState);
-    }
-
-    @Override
     public void createErrorDialog(final int title) {
         final DialogFragment newFragment = ErrorDialogFragment
                 .newInstance(title);
@@ -200,21 +148,4 @@ public class WeatherInformationActivity extends Activity implements ErrorMessage
             }
         }
     }
-
-    private WeatherData restoreWeatherDataFromFile()
-            throws StreamCorruptedException, FileNotFoundException,
-            IOException, ClassNotFoundException {
-        final InputStream persistenceFile = this.openFileInput(WEATHER_DATA_FILE);
-
-        ObjectInputStream ois = null;
-        try {
-            ois = new ObjectInputStream(persistenceFile);
-
-            return (WeatherData) ois.readObject();
-        } finally {
-            if (ois != null) {
-                ois.close();
-            }
-        }
-    }
 }
index 348a236..8d7e8bb 100644 (file)
@@ -87,9 +87,9 @@ public class WeatherInformationMapActivity extends Activity {
 
             final TextView cityCountry = (TextView) WeatherInformationMapActivity.this
                     .findViewById(R.id.weather_map_citycountry_data);
-            final String city = (geocodingData.getCity() == null) ? "city not found"
+            final String city = (geocodingData.getCity() == null) ? this.getString(R.string.city_not_found)
                     : geocodingData.getCity();
-            final String country = (geocodingData.getCountry() == null) ? "country not found"
+            final String country = (geocodingData.getCountry() == null) ? this.getString(R.string.country_not_found)
                     : geocodingData.getCountry();
             cityCountry.setText(city + "," + country);
         }
diff --git a/src/de/example/exampletdd/fragment/ProgressDialogFragment.java b/src/de/example/exampletdd/fragment/ProgressDialogFragment.java
new file mode 100644 (file)
index 0000000..9251c26
--- /dev/null
@@ -0,0 +1,53 @@
+package de.example.exampletdd.fragment;
+
+import android.app.Dialog;
+import android.app.DialogFragment;
+import android.app.ProgressDialog;
+import android.content.DialogInterface;
+import android.os.Bundle;
+import android.view.KeyEvent;
+
+public class ProgressDialogFragment extends DialogFragment {
+
+    public static ProgressDialogFragment newInstance(final int title) {
+        return newInstance(title, null);
+    }
+
+    public static ProgressDialogFragment newInstance(final int title,
+            final String message) {
+        final ProgressDialogFragment frag = new ProgressDialogFragment();
+        final Bundle args = new Bundle();
+
+        args.putInt("title", title);
+        args.putString("message", message);
+        frag.setArguments(args);
+        return frag;
+    }
+
+    @Override
+    public Dialog onCreateDialog(final Bundle savedInstanceState) {
+        final int title = this.getArguments().getInt("title");
+        final String message = this.getArguments().getString("message");
+
+        final ProgressDialog dialog = new ProgressDialog(this.getActivity());
+        dialog.setIcon(android.R.drawable.ic_dialog_info);
+        if (title != 0) {
+            dialog.setTitle(title);
+        }
+        if (message != null) {
+            dialog.setMessage(message);
+        }
+        dialog.setCancelable(false);
+        dialog.setIndeterminate(true);
+        dialog.setOnKeyListener(new DialogInterface.OnKeyListener() {
+
+            @Override
+            public final boolean onKey(final DialogInterface dialog,
+                    final int keyCode, final KeyEvent event) {
+                return false;
+            }
+        });
+
+        return dialog;
+    }
+}
index adf14fe..daefa98 100644 (file)
@@ -22,6 +22,7 @@ import java.util.Locale;
 import org.apache.http.client.ClientProtocolException;
 import org.json.JSONException;
 
+import android.app.DialogFragment;
 import android.app.Fragment;
 import android.content.Context;
 import android.content.SharedPreferences;
@@ -91,6 +92,43 @@ public class WeatherInformationDataFragment extends Fragment implements GetWeath
 
         adapter.addAll(entries);
         listWeatherView.setAdapter(adapter);
+
+        if (savedInstanceState != null) {
+            // Restore state
+            final WeatherData weatherData = (WeatherData) savedInstanceState
+                    .getSerializable("weatherData");
+            try {
+                this.storeWeatherDataToFile(weatherData);
+            } catch (final IOException e) {
+                ((ErrorMessage) WeatherInformationDataFragment.this
+                        .getActivity())
+                        .createErrorDialog(R.string.error_dialog_generic_error);
+            }
+        }
+    }
+
+    @Override
+    public void onSaveInstanceState(final Bundle savedInstanceState) {
+
+        // Save state
+        WeatherData weatherData = null;
+        try {
+            weatherData = this.restoreWeatherDataFromFile();
+        } catch (final StreamCorruptedException e) {
+            Log.e(TAG, "onResume exception: ", e);
+        } catch (final FileNotFoundException e) {
+            Log.e(TAG, "onResume exception: ", e);
+        } catch (final IOException e) {
+            Log.e(TAG, "onResume exception: ", e);
+        } catch (final ClassNotFoundException e) {
+            Log.e(TAG, "onResume exception: ", e);
+        }
+
+        if (weatherData != null) {
+            savedInstanceState.putSerializable("weatherData", weatherData);
+        }
+
+        super.onSaveInstanceState(savedInstanceState);
     }
 
     @Override
@@ -127,9 +165,9 @@ public class WeatherInformationDataFragment extends Fragment implements GetWeath
 
     @Override
     public void updateWeatherData(final WeatherData weatherData) {
-        final DecimalFormat tempFormatter = (DecimalFormat) NumberFormat.getNumberInstance(Locale.US);
+        final DecimalFormat tempFormatter = (DecimalFormat) NumberFormat.getNumberInstance(Locale.getDefault());
         tempFormatter.applyPattern("#####.#####");
-        final SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss Z", Locale.US);
+        final SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss Z", Locale.getDefault());
 
         final double tempUnits = this.mIsFahrenheit ? 0 : 273.15;
 
@@ -194,6 +232,7 @@ public class WeatherInformationDataFragment extends Fragment implements GetWeath
         final SharedPreferences sharedPreferences = PreferenceManager
                 .getDefaultSharedPreferences(this.getActivity());
 
+        // 1. Update units of measurement.
         String keyPreference = this.getResources().getString(
                 R.string.weather_preferences_units_key);
         final String unitsPreferenceValue = sharedPreferences.getString(keyPreference, "");
@@ -205,17 +244,8 @@ public class WeatherInformationDataFragment extends Fragment implements GetWeath
             this.mIsFahrenheit = true;
         }
 
-        keyPreference = this.getResources().getString(
-                R.string.weather_preferences_language_key);
-        final String languagePreferenceValue = sharedPreferences.getString(
-                keyPreference, "");
-        if (!languagePreferenceValue.equals(this.mLanguage)) {
-            this.mLanguage = languagePreferenceValue;
-            this.getWeather();
-
-            return;
-        }
 
+        // 2. Update current data on display.
         WeatherData weatherData = null;
         try {
             weatherData = this.restoreWeatherDataFromFile();
@@ -228,21 +258,41 @@ public class WeatherInformationDataFragment extends Fragment implements GetWeath
         } catch (final ClassNotFoundException e) {
             Log.e(TAG, "onResume exception: ", e);
         }
-
         if (weatherData != null) {
             this.updateWeatherData(weatherData);
         }
+
+
+        // 3. If language changed, try to retrieve new data for new language
+        // (new strings with the chosen language)
+        keyPreference = this.getResources().getString(
+                R.string.weather_preferences_language_key);
+        final String languagePreferenceValue = sharedPreferences.getString(
+                keyPreference, "");
+        if (!languagePreferenceValue.equals(this.mLanguage)) {
+            this.mLanguage = languagePreferenceValue;
+            this.getWeather();
+        }
     }
 
-    public class WeatherTask extends AsyncTask<Object, Void, WeatherData> {
+    public class WeatherTask extends AsyncTask<Object, Integer, WeatherData> {
         private static final String TAG = "WeatherTask";
         private final WeatherHTTPClient weatherHTTPClient;
         private final WeatherService weatherService;
+        private final DialogFragment newFragment;
 
         public WeatherTask(final WeatherHTTPClient weatherHTTPClient,
                 final WeatherService weatherService) {
             this.weatherHTTPClient = weatherHTTPClient;
             this.weatherService = weatherService;
+            this.newFragment = ProgressDialogFragment
+                    .newInstance(R.string.weather_progress_getdata);
+        }
+
+        @Override
+        protected void onPreExecute() {
+            this.newFragment.show(WeatherInformationDataFragment.this.getActivity()
+                    .getFragmentManager(), "errorDialog");
         }
 
         @Override
@@ -258,7 +308,8 @@ public class WeatherInformationDataFragment extends Fragment implements GetWeath
             } catch (final URISyntaxException e) {
                 Log.e(TAG, "doInBackground exception: ", e);
             } catch (final IOException e) {
-                Log.e(TAG, "doInBackground exception: ", e);
+                // logger infrastructure swallows UnknownHostException :/
+                Log.e(TAG, "doInBackground exception: " + e.getMessage(), e);
             } catch (final JSONException e) {
                 Log.e(TAG, "doInBackground exception: ", e);
             } finally {
@@ -270,6 +321,8 @@ public class WeatherInformationDataFragment extends Fragment implements GetWeath
 
         @Override
         protected void onPostExecute(final WeatherData weatherData) {
+            this.newFragment.dismiss();
+
             if (weatherData != null) {
                 try {
                     this.onPostExecuteThrowable(weatherData);
@@ -296,6 +349,10 @@ public class WeatherInformationDataFragment extends Fragment implements GetWeath
             this.weatherHTTPClient.close();
         }
 
+        @Override
+        protected void onProgressUpdate(final Integer... progress) {
+        }
+
         private WeatherData doInBackgroundThrowable(final Object... params)
                 throws ClientProtocolException, MalformedURLException,
                 URISyntaxException, IOException, JSONException {