/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.development;
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import android.content.Context;
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import android.os.Build;
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import android.os.SystemProperties;
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import android.provider.Settings;
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import android.text.TextUtils;
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import android.util.Log;
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import androidx.annotation.VisibleForTesting;
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import androidx.preference.ListPreference;
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import androidx.preference.Preference;
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import androidx.preference.SwitchPreference;
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import com.android.settings.R;
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import com.android.settings.core.PreferenceControllerMixin;
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import com.android.settingslib.development.DeveloperOptionsPreferenceController;
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public class BluetoothSnoopLogPreferenceController extends DeveloperOptionsPreferenceController
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implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin {
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private static final String PREFERENCE_KEY = "bt_hci_snoop_log";
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@VisibleForTesting
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static final int BTSNOOP_LOG_MODE_DISABLED_INDEX = 0;
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@VisibleForTesting
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static final int BTSNOOP_LOG_MODE_FILTERED_INDEX = 1;
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@VisibleForTesting
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static final int BTSNOOP_LOG_MODE_FULL_INDEX = 2;
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@VisibleForTesting
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static final String BLUETOOTH_BTSNOOP_LOG_MODE_PROPERTY = "persist.bluetooth.btsnooplogmode";
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private final String[] mListValues;
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private final String[] mListEntries;
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public BluetoothSnoopLogPreferenceController(Context context) {
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super(context);
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mListValues = context.getResources().getStringArray(R.array.bt_hci_snoop_log_values);
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mListEntries = context.getResources().getStringArray(R.array.bt_hci_snoop_log_entries);
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}
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// Default mode is DISABLED. It can also be changed by modifying the global setting.
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public int getDefaultModeIndex() {
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if (!Build.IS_DEBUGGABLE) {
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return BTSNOOP_LOG_MODE_DISABLED_INDEX;
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}
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final String default_mode = Settings.Global.getString(mContext.getContentResolver(),
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Settings.Global.BLUETOOTH_BTSNOOP_DEFAULT_MODE);
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for (int i = 0; i < mListValues.length; i++) {
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if (TextUtils.equals(default_mode, mListValues[i])) {
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return i;
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}
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}
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return BTSNOOP_LOG_MODE_DISABLED_INDEX;
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}
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@Override
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public String getPreferenceKey() {
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return PREFERENCE_KEY;
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}
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@Override
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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SystemProperties.set(BLUETOOTH_BTSNOOP_LOG_MODE_PROPERTY, newValue.toString());
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updateState(mPreference);
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return true;
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}
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@Override
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public void updateState(Preference preference) {
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final ListPreference listPreference = (ListPreference) preference;
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final String currentValue = SystemProperties.get(BLUETOOTH_BTSNOOP_LOG_MODE_PROPERTY);
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int index = getDefaultModeIndex();
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for (int i = 0; i < mListValues.length; i++) {
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if (TextUtils.equals(currentValue, mListValues[i])) {
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index = i;
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break;
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}
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}
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listPreference.setValue(mListValues[index]);
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listPreference.setSummary(mListEntries[index]);
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}
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@Override
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protected void onDeveloperOptionsSwitchDisabled() {
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super.onDeveloperOptionsSwitchDisabled();
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SystemProperties.set(BLUETOOTH_BTSNOOP_LOG_MODE_PROPERTY, null);
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((ListPreference) mPreference).setValue(mListValues[getDefaultModeIndex()]);
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((ListPreference) mPreference).setSummary(mListEntries[getDefaultModeIndex()]);
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}
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}
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