Back to project page Sunshine.
The source code is released under:
MIT License
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package cloudchen.com.sunshine; // w ww .j a va2 s. c o m import android.content.Intent; import android.database.Cursor; import android.net.Uri; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.app.LoaderManager; import android.support.v4.content.CursorLoader; import android.support.v4.content.Loader; import android.support.v4.view.MenuItemCompat; import android.support.v7.widget.ShareActionProvider; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuInflater; import android.view.MenuItem; import android.view.View; import android.view.ViewGroup; import android.widget.ImageView; import android.widget.TextView; import cloudchen.com.sunshine.data.WeatherContract; import cloudchen.com.sunshine.data.WeatherContract.WeatherEntry; /** * A placeholder fragment containing a simple view. */ public class DetailFragment extends Fragment implements LoaderManager.LoaderCallbacks<Cursor> { private static final String LOG_TAG = DetailFragment.class.getSimpleName(); private static final String FORECAST_SHARE_HASHTAG = " #SunshineApp"; private static final String LOCATION_KEY = "location"; private ShareActionProvider mShareActionProvider; private String mLocation; private String mForecast; private String mDateStr; private static final int DETAIL_LOADER = 0; private static final String[] FORECAST_COLUMNS = { WeatherEntry.TABLE_NAME + "." + WeatherEntry._ID, WeatherEntry.COLUMN_DATETEXT, WeatherEntry.COLUMN_SHORT_DESC, WeatherEntry.COLUMN_MAX_TEMP, WeatherEntry.COLUMN_MIN_TEMP, WeatherEntry.COLUMN_HUMIDITY, WeatherEntry.COLUMN_PRESSURE, WeatherEntry.COLUMN_WIND_SPEED, WeatherEntry.COLUMN_DEGREES, WeatherEntry.COLUMN_WEATHER_ID, // This works because the WeatherProvider returns location data joined with // weather data, even though they're stored in two different tables. WeatherContract.LocationEntry.COLUMN_LOCATION_SETTING }; private ImageView mIconView; private TextView mFriendlyDateView; private TextView mDateView; private TextView mDescriptionView; private TextView mHighTempView; private TextView mLowTempView; private TextView mHumidityView; private TextView mWindView; private TextView mPressureView; public DetailFragment() { setHasOptionsMenu(true); } @Override public void onSaveInstanceState(Bundle outState) { outState.putString(LOCATION_KEY, mLocation); super.onSaveInstanceState(outState); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { Bundle arguments = getArguments(); if (arguments != null) { mDateStr = arguments.getString(DetailActivity.DATE_KEY); } if (savedInstanceState != null) { mLocation = savedInstanceState.getString(LOCATION_KEY); } View rootView = inflater.inflate(R.layout.fragment_detail, container, false); mIconView = (ImageView) rootView.findViewById(R.id.detail_weather_icon); mDateView = (TextView) rootView.findViewById(R.id.detail_date_textview); mFriendlyDateView = (TextView) rootView.findViewById(R.id.detail_day_textview); mDescriptionView = (TextView) rootView.findViewById(R.id.detail_forecast_textview); mHighTempView = (TextView) rootView.findViewById(R.id.detail_high_textview); mLowTempView = (TextView) rootView.findViewById(R.id.detail_low_textview); mHumidityView = (TextView) rootView.findViewById(R.id.detail_humidity_textview); mWindView = (TextView) rootView.findViewById(R.id.detail_wind_textview); mPressureView = (TextView) rootView.findViewById(R.id.detail_pressure_textview); return rootView; } @Override public void onResume() { super.onResume(); Bundle arguments = getArguments(); if (arguments != null && arguments.containsKey(DetailActivity.DATE_KEY) && mLocation != null && !mLocation.equals(Utility.getPreferredLocation(getActivity()))) { getLoaderManager().restartLoader(DETAIL_LOADER, null, this); } } @Override public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { // Inflate the menu; this adds items to the action bar if it is present. inflater.inflate(R.menu.detail, menu); // Retrieve the share menu item MenuItem menuItem = menu.findItem(R.id.menu_item_share); // Get the provider and hold onto it to set/change the share intent. mShareActionProvider = (ShareActionProvider) MenuItemCompat.getActionProvider(menuItem); // If onLoadFinished happens before this, we can go ahead and set the share intent now. if (mForecast != null) { mShareActionProvider.setShareIntent(createShareForecastIntent()); } } private Intent createShareForecastIntent() { Intent shareIntent = new Intent(Intent.ACTION_SEND); shareIntent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET); shareIntent.setType("text/plain"); shareIntent.putExtra(Intent.EXTRA_TEXT, mForecast + FORECAST_SHARE_HASHTAG); return shareIntent; } @Override public void onActivityCreated(Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); if (savedInstanceState != null) { mLocation = savedInstanceState.getString(LOCATION_KEY); } Bundle arguments = getArguments(); if (arguments != null && arguments.containsKey(DetailActivity.DATE_KEY)) { getLoaderManager().initLoader(DETAIL_LOADER, null, this); } } @Override public Loader<Cursor> onCreateLoader(int id, Bundle args) { // Sort order: Ascending, by date. String sortOrder = WeatherContract.WeatherEntry.COLUMN_DATETEXT + " ASC"; mLocation = Utility.getPreferredLocation(getActivity()); Uri weatherForLocationUri = WeatherContract.WeatherEntry.buildWeatherLocationWithDate( mLocation, mDateStr); // Now create and return a CursorLoader that will take care of // creating a Cursor for the data being displayed. return new CursorLoader( getActivity(), weatherForLocationUri, FORECAST_COLUMNS, null, null, sortOrder ); } @Override public void onLoadFinished(Loader<Cursor> loader, Cursor data) { if (data != null && data.moveToFirst()) { // Read weather condition ID from cursor int weatherId = data.getInt(data.getColumnIndex(WeatherEntry.COLUMN_WEATHER_ID)); // Use weather art image mIconView.setImageResource(Utility.getArtResourceForWeatherCondition(weatherId)); // Read date from cursor and update views for day of week and date String date = data.getString(data.getColumnIndex(WeatherEntry.COLUMN_DATETEXT)); String friendlyDateText = Utility.getDayName(getActivity(), date); String dateText = Utility.getFormattedMonthDay(getActivity(), date); mFriendlyDateView.setText(friendlyDateText); mDateView.setText(dateText); // Read description from cursor and update view String description = data.getString(data.getColumnIndex( WeatherEntry.COLUMN_SHORT_DESC)); mDescriptionView.setText(description); // Read high temperature from cursor and update view boolean isMetric = Utility.isMetric(getActivity()); double high = data.getDouble(data.getColumnIndex(WeatherEntry.COLUMN_MAX_TEMP)); String highString = Utility.formatTemperature(getActivity(), high, isMetric); mHighTempView.setText(highString); // Read low temperature from cursor and update view double low = data.getDouble(data.getColumnIndex(WeatherEntry.COLUMN_MIN_TEMP)); String lowString = Utility.formatTemperature(getActivity(), low, isMetric); mLowTempView.setText(lowString); // Read humidity from cursor and update view float humidity = data.getFloat(data.getColumnIndex(WeatherEntry.COLUMN_HUMIDITY)); mHumidityView.setText(getActivity().getString(R.string.format_humidity, humidity)); // Read wind speed and direction from cursor and update view float windSpeedStr = data.getFloat(data.getColumnIndex(WeatherEntry.COLUMN_WIND_SPEED)); float windDirStr = data.getFloat(data.getColumnIndex(WeatherEntry.COLUMN_DEGREES)); mWindView.setText(Utility.getFormattedWind(getActivity(), windSpeedStr, windDirStr)); // Read pressure from cursor and update view float pressure = data.getFloat(data.getColumnIndex(WeatherEntry.COLUMN_PRESSURE)); mPressureView.setText(getActivity().getString(R.string.format_pressure, pressure)); // We still need this for the share intent mForecast = String.format("%s - %s - %s/%s", dateText, description, high, low); // If onCreateOptionsMenu has already happened, we need to update the share intent now. if (mShareActionProvider != null) { mShareActionProvider.setShareIntent(createShareForecastIntent()); } } } @Override public void onLoaderReset(Loader<Cursor> loader) { } }