Signed-off-by: hmz007 <hmz007@gmail.com>master
hmz007
4 years ago
parent
7c287c2cb2
commit
7c5aef864f
@ -0,0 +1,124 @@
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/*
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* Copyright (C) 2019 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.display;
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import android.content.Context;
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import android.os.Handler;
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import android.os.Looper;
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import android.os.ServiceManager;
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import android.provider.Settings;
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import android.util.Log;
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import android.view.IWindowManager;
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import androidx.preference.ListPreference;
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import androidx.preference.Preference;
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import com.android.settings.R;
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import com.android.settings.core.BasePreferenceController;
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import java.util.HashMap;
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import java.util.Map;
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public class LockUserRotationPreferenceController extends BasePreferenceController implements
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Preference.OnPreferenceChangeListener {
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private static final String TAG = "LockRotation";
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private final Map<String, String> mRotationValueToTitleMap;
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private int mUserRotation;
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private Handler mHandler;
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private IWindowManager mWindowManager;
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public LockUserRotationPreferenceController(Context context, String preferenceKey) {
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super(context, preferenceKey);
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mHandler = new Handler(Looper.getMainLooper());
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mWindowManager = IWindowManager.Stub.asInterface(
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ServiceManager.getService(Context.WINDOW_SERVICE));
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mRotationValueToTitleMap = new HashMap<>();
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initDisplayRotation();
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}
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@Override
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public int getAvailabilityStatus() {
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return AVAILABLE;
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}
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@Override
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public boolean onPreferenceChange(Preference preference, Object object) {
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if (!(preference instanceof ListPreference)) {
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return false;
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}
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final ListPreference listPreference = (ListPreference) preference;
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mUserRotation = Integer.parseInt((String) object);
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updateState(listPreference);
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Log.d(TAG, "freeze Rotation to " + mUserRotation);
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mHandler.postDelayed(() -> {
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try {
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mWindowManager.freezeRotation(mUserRotation);
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} catch (Exception e) {
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Log.e(TAG, "Failed to set user rotation", e);
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}
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}, 150);
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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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super.updateState(preference);
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if (!(preference instanceof ListPreference)) {
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return;
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}
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final ListPreference listPreference = (ListPreference) preference;
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listPreference.setValue(getUserRotationValue());
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}
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@Override
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public CharSequence getSummary() {
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return mRotationValueToTitleMap.get(getUserRotationValue());
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}
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private String getUserRotationValue() {
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return String.valueOf(mUserRotation);
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}
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private void initDisplayRotation() {
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if (mRotationValueToTitleMap.size() == 0) {
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final String[] rotationValues = mContext.getResources().getStringArray(
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R.array.user_rotation_values);
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final String[] rotationTitles = mContext.getResources().getStringArray(
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R.array.user_rotation_entries);
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final int rotationValueCount = rotationValues.length;
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mRotationValueToTitleMap.put(rotationValues[0], "natural orientation");
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for (int i = 1; i < rotationValueCount; i++) {
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mRotationValueToTitleMap.put(rotationValues[i],
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"clockwise " + rotationTitles[i] + "-degree");
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}
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try {
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mUserRotation = mWindowManager.getDefaultDisplayRotation();
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} catch (Exception e) {
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Log.e(TAG, "Failed to get default rotation", e);
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mUserRotation = Integer.parseInt(rotationValues[0]);
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}
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}
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}
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}
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