Android Open Source - oidarSample Settings Fragment

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License

The source code is released under:

GNU General Public License

Java Source Code

package com.oidar.fragment;
// w  ww. j a  v a2s.  co  m
import android.content.SharedPreferences;
import android.os.Bundle;
import android.preference.Preference;
import android.support.v4.preference.PreferenceFragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;

import com.oidar.R;

/**
 * Fragment to manage settings.
 */
public class SettingsFragment extends PreferenceFragment implements
        SharedPreferences.OnSharedPreferenceChangeListener,
        Preference.OnPreferenceClickListener {

    public static final String TAG = SettingsFragment.class.getName();

    private static final int FAST_PLAYBACK_REF = 1;
    private static final int OFFLINE_PLAYBACK_REF = 2;

    public SettingsFragment() {
    }

    /**
     * Static creation to avoid problems on rotation.
     */
    public static SettingsFragment newInstance() {
        return new SettingsFragment();
    }

    /**
     * Called when the view is created.
     */
    @Override
    public View onCreateView(
            LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {

        addPreferencesFromResource(R.xml.settings_xml);
        updatePlaybackValues();
        return super.onCreateView(inflater, container, savedInstanceState);

    }

    /**
     * Called when the fragment is resumed.
     */
    @Override
    public void onResume() {
        super.onResume();
        getPreferenceManager()
                .getSharedPreferences()
                .registerOnSharedPreferenceChangeListener(this);
    }

    /**
     * Called when the fragment is paused.
     */
    @Override
    public void onPause() {
        getPreferenceManager()
                .getSharedPreferences()
                .unregisterOnSharedPreferenceChangeListener(this);
        super.onPause();
    }

    /**
     * Called when a preference is changed.
     */
    @Override
    public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
        Preference preference = findPreference(key);

//        if (key.equals(PreferenceUtil.KEY_ROUND_TO)) {
//            preference.setSummary(((ListPreference) preference).getEntry());
//            MathHelper.getInstance().resetRoundToValue();
//            updateRoundToPref();
//        } else if (key.equals(PreferenceUtil.KEY_DELOAD_TYPE)) {
//            preference.setSummary(((ListPreference) preference).getEntry());
//            updateNumberPref();
//        }
    }

    /**
     * Called when a preference is clicked.
     */
    @Override
    public boolean onPreferenceClick(Preference preference) {
        if (preference == null || preference.getKey() == null) {
            return false;
        }

//        if (preference.getKey().equals(PreferenceUtil.KEY_CUSTOM_DELOAD_TYPE)) {
//            new NumberPickerBuilder()
//                    .setFragmentManager(getActivity().getSupportFragmentManager())
//                    .setMaxNumber(100)
//                    .setMinNumber(1)
//                    .setTargetFragment(this)
//                    .setDecimalVisibility(View.GONE)
//                    .setPlusMinusVisibility(View.GONE)
//                    .setStyleResId(R.style.BetterPickersDialogFragment_Light)
//                    .setReference(DELOAD_REF)
//                    .show();
//            return true;
//        } else if (preference.getKey().equals(PreferenceUtil.KEY_CLEAR_DATA)) {
//            ConfirmationDialog.newInstance(
//                    getString(R.string.pref_clear_dialog_summary),
//                    getString(R.string.pref_clear_dialog_title),
//                    getString(R.string.btn_ok),
//                    getString(R.string.btn_cancel),
//                    this).show(getActivity().getSupportFragmentManager(), ConfirmationDialog.TAG);
//            return true;
//        } else if (preference.getKey().equals(PreferenceUtil.KEY_CUSTOM_ROUND_TO)) {
//            new NumberPickerBuilder()
//                    .setFragmentManager(getActivity().getSupportFragmentManager())
//                    .setDecimalVisibility(View.VISIBLE)
//                    .setMaxNumber(50)
//                    .setMinNumber(0)
//                    .setTargetFragment(this)
//                    .setPlusMinusVisibility(View.GONE)
//                    .setStyleResId(R.style.BetterPickersDialogFragment_Light)
//                    .setReference(ROUND_REF)
//                    .show();
//        }
        return false;
    }

    /**
     * Called when a number has been set in the number picker.
     */
//    @Override
//    public void onDialogNumberSet(
//            int reference, int number, double decimal, boolean isNegative, double fullNumber) {
//        switch (reference) {
//            case DELOAD_REF:
//                Preference pref = findPreference(PreferenceUtil.KEY_CUSTOM_DELOAD_TYPE);
//                String value = String.format(getString(R.string.custom_deload_value), number);
//
//                PreferenceUtil.putString(
//                        getActivity(),
//                        PreferenceUtil.KEY_CUSTOM_DELOAD_TYPE_VALUE,
//                        String.valueOf(number));
//                pref.setSummary(value);
//                break;
//            case ROUND_REF:
//                if (fullNumber > 0) {
//                    PreferenceUtil.putFloat(
//                            getActivity(),
//                            PreferenceUtil.KEY_ROUND_TO_VALUE,
//                            (float) fullNumber);
//                    MathHelper.getInstance().resetRoundToValue();
//                    updateRoundToPref();
//                }
//                break;
//        }
//    }

    /**
     * Called when the confirmation dialog has been confirmed.
     */
//    @Override
//    @SuppressLint("NewApi")
//    public void onDialogConfirmed(boolean confirmed) {
//        if (confirmed && Util.hasKitKat()) {
//            ActivityManager manager =
//                    (ActivityManager) getActivity().getSystemService(Context.ACTIVITY_SERVICE);
//            manager.clearApplicationUserData();
//        } else if (confirmed) {
//            PreferenceManager.getDefaultSharedPreferences(getActivity()).edit().clear().apply();
//            getActivity().deleteDatabase(SqlHandler.DATABASE_NAME);
//            Intent activityIntent = new Intent(getActivity(), StartupActivity.class);
//            activityIntent.setFlags(
//                    Intent.FLAG_ACTIVITY_CLEAR_TOP |
//                            Intent.FLAG_ACTIVITY_CLEAR_TASK |
//                            Intent.FLAG_ACTIVITY_NEW_TASK
//            );
//            startActivity(activityIntent);
//            getActivity().finish();
//        }
//    }

    /**
     * Update the playback preferences.
     */
    private void updatePlaybackValues() {
//        Preference numberPref = findPreference(PreferenceUtil.KEY_CUSTOM_DELOAD_TYPE);
//        ListPreference deloadType = (ListPreference) findPreference(PreferenceUtil.KEY_DELOAD_TYPE);
//
//        String[] array = getResources().getStringArray(R.array.deload_type_entry_values);
//        numberPref.setEnabled(deloadType.getValue().equals(array[array.length - 1]));
//        numberPref.setOnPreferenceClickListener(this);
//
//        updateNumberSummary(numberPref);
    }

    /**
     * Update the round to preference.
     */
    private void updateRoundToPref() {
//        Preference roundToPref = findPreference(PreferenceUtil.KEY_CUSTOM_ROUND_TO);
//        ListPreference roundToType = (ListPreference) findPreference(PreferenceUtil.KEY_ROUND_TO);
//
//        String[] array = getResources().getStringArray(R.array.round_entry_values);
//        boolean enabled = roundToType.getValue().equals(array[array.length - 1]);
//        roundToPref.setEnabled(enabled);
//        if (enabled) {
//            roundToPref.setOnPreferenceClickListener(this);
//        } else {
//            float value = roundToType.getEntry() == null ?
//                    WendlerConstants.DEFAULT_ROUND_TO :
//                    Float.valueOf(String.valueOf(roundToType.getEntry()));
//            PreferenceUtil.putFloat(
//                    getActivity(),
//                    PreferenceUtil.KEY_ROUND_TO_VALUE,
//                    value);
//        }
//
//        String value = String.format(getString(R.string.custom_round_to_pref_summary),
//                MathHelper.getInstance().getRoundToValue(getActivity()));
//        roundToPref.setSummary(value);
    }

    /**
     * Update the default values for the preferences.
     */
    private void updateDefaultValues() {
//        Preference pref = findPreference(PreferenceUtil.KEY_ROUND_TO);
//
//        if (pref != null) {
//            CharSequence entry = ((ListPreference) pref).getEntry();
//            if (entry == null) {
//                entry = getString(R.string.round_default_value);
//            }
//            pref.setSummary(entry);
//        }
//
//        pref = findPreference(PreferenceUtil.KEY_DELOAD_TYPE);
//
//        if (pref != null) {
//            CharSequence entry = ((ListPreference) pref).getEntry();
//            if (entry == null) {
//                entry = getString(R.string.deload_type_default_value);
//            }
//            pref.setSummary(entry);
//        }
//
//        pref = findPreference(PreferenceUtil.KEY_CUSTOM_DELOAD_TYPE);
//        updateNumberSummary(pref);
    }

    /**
     * Update the summary for the number preference.
     */
    private void updateNumberSummary(Preference pref) {
//        String value = String.format(getString(R.string.custom_deload_value), getDeloadValue());
//        pref.setSummary(value);
    }

    /**
     * Load the stored deload value.
     */
    private String getDeloadValue() {
//        return PreferenceUtil.getString(
//                getActivity(),
//                PreferenceUtil.KEY_CUSTOM_DELOAD_TYPE_VALUE,
//                String.valueOf(WendlerConstants.DEFAULT_DELOAD_PERCENTAGE));
        return "";
    }
}

Java Source Code List

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