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Gadgetbridge/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/AbstractSettingsActivity.java
2024-01-10 19:01:48 +01:00

251 lines
9.5 KiB
Java

/* Copyright (C) 2015-2024 Andreas Shimokawa, Carsten Pfeiffer, Christian
Fischer, Daniele Gobbetti, José Rebelo, Lem Dulfo, Petr Vaněk, Taavi Eomäe
This file is part of Gadgetbridge.
Gadgetbridge is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Gadgetbridge is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
package nodomain.freeyourgadget.gadgetbridge.activities;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.preference.EditTextPreference;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.PreferenceManager;
import android.text.InputType;
import android.view.MenuItem;
import androidx.core.app.NavUtils;
import androidx.localbroadcastmanager.content.LocalBroadcastManager;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Locale;
import nodomain.freeyourgadget.gadgetbridge.GBApplication;
import nodomain.freeyourgadget.gadgetbridge.devices.DeviceManager;
import nodomain.freeyourgadget.gadgetbridge.util.AndroidUtils;
/**
* A settings activity with support for preferences directly displaying their value.
* If you combine such preferences with a custom OnPreferenceChangeListener, you have
* to set that listener in #onCreate, *not* in #onPostCreate, otherwise the value will
* not be displayed.
*
* @deprecated use AbstractSettingsActivityV2
*/
@Deprecated
public abstract class AbstractSettingsActivity extends AppCompatPreferenceActivity implements GBActivity {
private static final Logger LOG = LoggerFactory.getLogger(AbstractSettingsActivity.class);
private boolean isLanguageInvalid = false;
private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
switch (action) {
case GBApplication.ACTION_LANGUAGE_CHANGE:
setLanguage(GBApplication.getLanguage(), true);
break;
case GBApplication.ACTION_QUIT:
finish();
break;
}
}
};
/**
* A preference value change listener that updates the preference's summary
* to reflect its new value.
*/
private static class SimpleSetSummaryOnChangeListener implements Preference.OnPreferenceChangeListener {
@Override
public boolean onPreferenceChange(Preference preference, Object value) {
if (preference instanceof EditTextPreference) {
if ((((EditTextPreference) preference).getEditText().getKeyListener().getInputType() & InputType.TYPE_CLASS_NUMBER) != 0) {
if ("".equals(String.valueOf(value))) {
// reject empty numeric input
return false;
}
}
}
updateSummary(preference, value);
return true;
}
public void updateSummary(Preference preference, Object value) {
String stringValue = String.valueOf(value);
if (preference instanceof ListPreference) {
// For list preferences, look up the correct display value in
// the preference's 'entries' list.
ListPreference listPreference = (ListPreference) preference;
int index = listPreference.findIndexOfValue(stringValue);
// Set the summary to reflect the new value.
preference.setSummary(
index >= 0
? listPreference.getEntries()[index]
: null);
} else {
// For all other preferences, set the summary to the value's
// simple string representation.
preference.setSummary(stringValue);
}
}
}
private static class ExtraSetSummaryOnChangeListener extends SimpleSetSummaryOnChangeListener {
private final Preference.OnPreferenceChangeListener prefChangeListener;
public ExtraSetSummaryOnChangeListener(Preference.OnPreferenceChangeListener prefChangeListener) {
this.prefChangeListener = prefChangeListener;
}
@Override
public boolean onPreferenceChange(Preference preference, Object value) {
boolean result = prefChangeListener.onPreferenceChange(preference, value);
if (result) {
return super.onPreferenceChange(preference, value);
}
return false;
}
}
private static final SimpleSetSummaryOnChangeListener sBindPreferenceSummaryToValueListener = new SimpleSetSummaryOnChangeListener();
@Override
protected void onCreate(Bundle savedInstanceState) {
AbstractGBActivity.init(this);
IntentFilter filterLocal = new IntentFilter();
filterLocal.addAction(GBApplication.ACTION_QUIT);
filterLocal.addAction(GBApplication.ACTION_LANGUAGE_CHANGE);
LocalBroadcastManager.getInstance(this).registerReceiver(mReceiver, filterLocal);
super.onCreate(savedInstanceState);
}
@Override
protected void onPostCreate(Bundle savedInstanceState) {
super.onPostCreate(savedInstanceState);
for (String prefKey : getPreferenceKeysWithSummary()) {
final Preference pref = findPreference(prefKey);
if (pref != null) {
bindPreferenceSummaryToValue(pref);
} else {
LOG.error("Unknown preference key: " + prefKey + ", unable to display value.");
}
}
}
@Override
protected void onResume() {
super.onResume();
if (isLanguageInvalid) {
isLanguageInvalid = false;
recreate();
}
}
@Override
protected void onDestroy() {
LocalBroadcastManager.getInstance(this).unregisterReceiver(mReceiver);
super.onDestroy();
}
/**
* Subclasses should reimplement this to return the keys of those
* preferences which should print its values as a summary below the
* preference name.
*/
protected String[] getPreferenceKeysWithSummary() {
return new String[0];
}
/**
* Binds a preference's summary to its value. More specifically, when the
* preference's value is changed, its summary (line of text below the
* preference title) is updated to reflect the value. The summary is also
* immediately updated upon calling this method. The exact display format is
* dependent on the type of preference.
*
* @see #sBindPreferenceSummaryToValueListener
*/
private static void bindPreferenceSummaryToValue(Preference preference) {
// Set the listener to watch for value changes.
SimpleSetSummaryOnChangeListener listener;
Preference.OnPreferenceChangeListener existingListener = preference.getOnPreferenceChangeListener();
if (existingListener != null) {
listener = new ExtraSetSummaryOnChangeListener(existingListener);
} else {
listener = sBindPreferenceSummaryToValueListener;
}
preference.setOnPreferenceChangeListener(listener);
// Trigger the listener immediately with the preference's current value.
try {
listener.updateSummary(preference,
PreferenceManager
.getDefaultSharedPreferences(preference.getContext())
.getString(preference.getKey(), ""));
} catch (ClassCastException cce) {
//the preference is not a string, use the provided summary
//TODO: it shows true/false instead of the xml summary
listener.updateSummary(preference, preference.getSummary());
}
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
NavUtils.navigateUpFromSameTask(this);
return true;
}
return super.onOptionsItemSelected(item);
}
public void setLanguage(Locale language, boolean invalidateLanguage) {
if (invalidateLanguage) {
isLanguageInvalid = true;
}
AndroidUtils.setLanguage(this, language);
}
protected void addPreferenceHandlerFor(final String preferenceKey) {
Preference pref = findPreference(preferenceKey);
if (pref != null) {
pref.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
@Override
public boolean onPreferenceChange(Preference preference, Object newVal) {
GBApplication.deviceService().onSendConfiguration(preferenceKey);
return true;
}
});
} else {
LOG.warn("Could not find preference " + preferenceKey);
}
}
}