/* Copyright (C) 2023-2024 Andreas Shimokawa, Arjan Schrijver, José Rebelo
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This file is part of Gadgetbridge.
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Gadgetbridge is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published
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by the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Gadgetbridge is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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package nodomain.freeyourgadget.gadgetbridge.activities;
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import android.content.SharedPreferences;
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import android.os.Bundle;
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import android.text.InputType;
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import android.text.TextUtils;
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import androidx.annotation.NonNull;
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import androidx.fragment.app.DialogFragment;
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import androidx.preference.EditTextPreference;
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import androidx.preference.ListPreference;
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import androidx.preference.MultiSelectListPreference;
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import androidx.preference.Preference;
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import androidx.preference.PreferenceCategory;
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import androidx.preference.PreferenceFragmentCompat;
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import androidx.preference.PreferenceGroup;
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import androidx.preference.PreferenceScreen;
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import androidx.preference.SeekBarPreference;
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import androidx.preference.SwitchPreferenceCompat;
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import com.mobeta.android.dslv.DragSortListPreference;
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import com.mobeta.android.dslv.DragSortListPreferenceFragment;
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import org.apache.commons.lang3.StringUtils;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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import java.util.Set;
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import nodomain.freeyourgadget.gadgetbridge.R;
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import nodomain.freeyourgadget.gadgetbridge.util.XDatePreference;
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import nodomain.freeyourgadget.gadgetbridge.util.XDatePreferenceFragment;
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import nodomain.freeyourgadget.gadgetbridge.util.XTimePreference;
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import nodomain.freeyourgadget.gadgetbridge.util.XTimePreferenceFragment;
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import nodomain.freeyourgadget.gadgetbridge.util.dialogs.MaterialEditTextPreferenceDialogFragment;
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import nodomain.freeyourgadget.gadgetbridge.util.dialogs.MaterialListPreferenceDialogFragment;
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import nodomain.freeyourgadget.gadgetbridge.util.dialogs.MaterialMultiSelectListPreferenceDialogFragment;
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import nodomain.freeyourgadget.gadgetbridge.util.preferences.MinMaxTextWatcher;
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public abstract class AbstractPreferenceFragment extends PreferenceFragmentCompat {
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protected static final Logger LOG = LoggerFactory.getLogger(AbstractPreferenceFragment.class);
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private final SharedPreferencesChangeHandler sharedPreferencesChangeHandler = new SharedPreferencesChangeHandler();
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@Override
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public void onStart() {
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super.onStart();
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final SharedPreferences sharedPreferences = getPreferenceManager().getSharedPreferences();
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reloadPreferences(sharedPreferences, getPreferenceScreen());
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sharedPreferences.registerOnSharedPreferenceChangeListener(sharedPreferencesChangeHandler);
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}
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@Override
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public void onResume() {
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super.onResume();
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updateActionBarTitle();
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}
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private void updateActionBarTitle() {
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try {
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CharSequence title = getPreferenceScreen().getTitle();
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if (StringUtils.isBlank(title)) {
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title = requireActivity().getTitle();
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}
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((AbstractSettingsActivityV2) requireActivity()).setActionBarTitle(title);
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} catch (final Exception e) {
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LOG.error("Failed to update action bar title", e);
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}
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}
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@Override
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public void onStop() {
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getPreferenceManager().getSharedPreferences().unregisterOnSharedPreferenceChangeListener(sharedPreferencesChangeHandler);
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super.onStop();
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}
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@Override
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public void onDisplayPreferenceDialog(@NonNull final Preference preference) {
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DialogFragment dialogFragment;
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if (preference instanceof XTimePreference) {
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dialogFragment = new XTimePreferenceFragment();
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} else if (preference instanceof XDatePreference) {
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dialogFragment = new XDatePreferenceFragment();
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} else if (preference instanceof DragSortListPreference) {
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dialogFragment = new DragSortListPreferenceFragment();
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} else if (preference instanceof EditTextPreference) {
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dialogFragment = MaterialEditTextPreferenceDialogFragment.newInstance(preference.getKey());
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} else if (preference instanceof ListPreference) {
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dialogFragment = MaterialListPreferenceDialogFragment.newInstance(preference.getKey());
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} else if (preference instanceof MultiSelectListPreference) {
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dialogFragment = MaterialMultiSelectListPreferenceDialogFragment.newInstance(preference.getKey());
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} else {
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super.onDisplayPreferenceDialog(preference);
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return;
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}
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final Bundle bundle = new Bundle(1);
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bundle.putString("key", preference.getKey());
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dialogFragment.setArguments(bundle);
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dialogFragment.setTargetFragment(this, 0);
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if (getFragmentManager() != null) {
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dialogFragment.show(getFragmentManager(), "androidx.preference.PreferenceFragment.DIALOG");
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}
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}
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/**
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* Keys of preferences which should print its values as a summary below the preference name.
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*/
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protected Set<String> getPreferenceKeysWithSummary() {
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return Collections.emptySet();
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}
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protected void onSharedPreferenceChanged(final Preference preference) {
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// Nothing to do
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}
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public void setInputTypeFor(final String preferenceKey, final int editTypeFlags) {
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final EditTextPreference textPreference = findPreference(preferenceKey);
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if (textPreference != null) {
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textPreference.setOnBindEditTextListener(editText -> editText.setInputType(editTypeFlags));
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}
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}
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public void setNumericInputTypeWithRangeFor(final String preferenceKey, int min, int max, boolean allowEmpty) {
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final EditTextPreference textPreference = findPreference(preferenceKey);
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if (textPreference != null) {
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textPreference.setOnBindEditTextListener(editText -> {
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editText.setInputType(InputType.TYPE_CLASS_NUMBER);
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editText.addTextChangedListener(new MinMaxTextWatcher(editText, min, max, allowEmpty));
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editText.setSelection(editText.getText().length());
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});
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}
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}
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/**
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* Reload the preferences in the current screen. This is needed when the user enters or exists a PreferenceScreen,
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* otherwise the settings won't be reloaded by the {@link SharedPreferencesChangeHandler}, as the preferences return
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* null, since they're not visible.
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*
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* @param sharedPreferences the {@link SharedPreferences} instance
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* @param preferenceGroup the {@link PreferenceGroup} for which preferences will be reloaded
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*/
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private void reloadPreferences(final SharedPreferences sharedPreferences, final PreferenceGroup preferenceGroup) {
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if (preferenceGroup == null) {
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return;
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}
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for (int i = 0; i < preferenceGroup.getPreferenceCount(); i++) {
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final Preference preference = preferenceGroup.getPreference(i);
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LOG.debug("Reloading {}", preference.getKey());
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if (preference instanceof PreferenceCategory) {
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reloadPreferences(sharedPreferences, (PreferenceCategory) preference);
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continue;
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}
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sharedPreferencesChangeHandler.onSharedPreferenceChanged(sharedPreferences, preference.getKey());
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}
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}
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/**
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* Handler for preference changes, update UI accordingly (if device updates the preferences).
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*/
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private class SharedPreferencesChangeHandler implements SharedPreferences.OnSharedPreferenceChangeListener {
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@Override
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public void onSharedPreferenceChanged(final SharedPreferences prefs, final String key) {
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LOG.debug("Preference changed: {}", key);
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if (key == null) {
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LOG.warn("Preference null, ignoring");
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return;
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}
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final Preference preference = findPreference(key);
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if (preference == null) {
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LOG.warn("Preference {} not found", key);
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return;
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}
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if (preference instanceof SeekBarPreference) {
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final SeekBarPreference seekBarPreference = (SeekBarPreference) preference;
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seekBarPreference.setValue(prefs.getInt(key, seekBarPreference.getValue()));
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} else if (preference instanceof SwitchPreferenceCompat) {
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final SwitchPreferenceCompat switchPreference = (SwitchPreferenceCompat) preference;
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switchPreference.setChecked(prefs.getBoolean(key, switchPreference.isChecked()));
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} else if (preference instanceof ListPreference) {
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final ListPreference listPreference = (ListPreference) preference;
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listPreference.setValue(prefs.getString(key, listPreference.getValue()));
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} else if (preference instanceof EditTextPreference) {
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final EditTextPreference editTextPreference = (EditTextPreference) preference;
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editTextPreference.setText(prefs.getString(key, editTextPreference.getText()));
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} else if (preference instanceof PreferenceScreen) {
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// Ignoring
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} else {
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LOG.warn("Unknown preference class {} for {}, ignoring", preference.getClass(), key);
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}
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if (getPreferenceKeysWithSummary().contains(key)) {
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final String summary;
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// For multi select preferences, let's set the summary to the values, comma-delimited
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if (preference instanceof MultiSelectListPreference) {
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final Set<String> prefSetValue = prefs.getStringSet(key, Collections.emptySet());
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if (prefSetValue.isEmpty()) {
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summary = requireContext().getString(R.string.not_set);
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} else {
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final MultiSelectListPreference multiSelectListPreference = (MultiSelectListPreference) preference;
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final CharSequence[] entries = multiSelectListPreference.getEntries();
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final CharSequence[] entryValues = multiSelectListPreference.getEntryValues();
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final List<String> translatedEntries = new ArrayList<>();
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for (int i = 0; i < entryValues.length; i++) {
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if (prefSetValue.contains(entryValues[i].toString())) {
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translatedEntries.add(entries[i].toString());
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}
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}
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summary = TextUtils.join(", ", translatedEntries);
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}
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} else {
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summary = prefs.getString(key, preference.getSummary() != null ? preference.getSummary().toString() : "");
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}
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if (preference.getSummaryProvider() != null) {
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try {
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preference.setSummary(summary);
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} catch (final IllegalStateException e) {
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LOG.error("Failed to set preference summary for {}", key, e);
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}
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}
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}
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AbstractPreferenceFragment.this.onSharedPreferenceChanged(preference);
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}
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}
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}
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