| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file |
| * except in compliance with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software distributed under the |
| * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the specific language governing |
| * permissions and limitations under the License. |
| */ |
| package com.android.systemui.tuner; |
| |
| import android.content.Context; |
| import android.support.v7.preference.DropDownPreference; |
| import android.text.TextUtils; |
| import android.util.ArraySet; |
| import android.util.AttributeSet; |
| import com.android.systemui.statusbar.phone.StatusBarIconController; |
| import com.android.systemui.statusbar.policy.Clock; |
| |
| public class ClockPreference extends DropDownPreference implements TunerService.Tunable { |
| |
| private static final String SECONDS = "seconds"; |
| private static final String DEFAULT = "default"; |
| private static final String DISABLED = "disabled"; |
| |
| private final String mClock; |
| private boolean mClockEnabled; |
| private boolean mHasSeconds; |
| private ArraySet<String> mBlacklist; |
| private boolean mHasSetValue; |
| private boolean mReceivedSeconds; |
| private boolean mReceivedClock; |
| |
| public ClockPreference(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| mClock = context.getString(com.android.internal.R.string.status_bar_clock); |
| setEntryValues(new CharSequence[] { SECONDS, DEFAULT, DISABLED }); |
| } |
| |
| @Override |
| public void onAttached() { |
| super.onAttached(); |
| TunerService.get(getContext()).addTunable(this, StatusBarIconController.ICON_BLACKLIST, |
| Clock.CLOCK_SECONDS); |
| } |
| |
| @Override |
| public void onDetached() { |
| TunerService.get(getContext()).removeTunable(this); |
| super.onDetached(); |
| } |
| |
| @Override |
| public void onTuningChanged(String key, String newValue) { |
| if (StatusBarIconController.ICON_BLACKLIST.equals(key)) { |
| mReceivedClock = true; |
| mBlacklist = StatusBarIconController.getIconBlacklist(newValue); |
| mClockEnabled = !mBlacklist.contains(mClock); |
| } else if (Clock.CLOCK_SECONDS.equals(key)) { |
| mReceivedSeconds = true; |
| mHasSeconds = newValue != null && Integer.parseInt(newValue) != 0; |
| } |
| if (!mHasSetValue && mReceivedClock && mReceivedSeconds) { |
| // Because of the complicated tri-state it can end up looping and setting state back to |
| // what the user didn't choose. To avoid this, just set the state once and rely on the |
| // preference to handle updates. |
| mHasSetValue = true; |
| if (mClockEnabled && mHasSeconds) { |
| setValue(SECONDS); |
| } else if (mClockEnabled) { |
| setValue(DEFAULT); |
| } else { |
| setValue(DISABLED); |
| } |
| } |
| } |
| |
| @Override |
| protected boolean persistString(String value) { |
| TunerService.get(getContext()).setValue(Clock.CLOCK_SECONDS, SECONDS.equals(value) ? 1 : 0); |
| if (DISABLED.equals(value)) { |
| mBlacklist.add(mClock); |
| } else { |
| mBlacklist.remove(mClock); |
| } |
| TunerService.get(getContext()).setValue(StatusBarIconController.ICON_BLACKLIST, |
| TextUtils.join(",", mBlacklist)); |
| return true; |
| } |
| } |