109 lines
3.8 KiB
Java
109 lines
3.8 KiB
Java
/*
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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.RemoteException;
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import android.os.ServiceManager;
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import android.view.IWindowManager;
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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 com.android.settings.core.PreferenceControllerMixin;
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import com.android.settingslib.development.DeveloperOptionsPreferenceController;
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public class TransitionAnimationScalePreferenceController extends
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DeveloperOptionsPreferenceController implements Preference.OnPreferenceChangeListener,
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PreferenceControllerMixin {
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private static final String TRANSITION_ANIMATION_SCALE_KEY = "transition_animation_scale";
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@VisibleForTesting
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static final int TRANSITION_ANIMATION_SCALE_SELECTOR = 1;
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@VisibleForTesting
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static final float DEFAULT_VALUE = 1;
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private final IWindowManager mWindowManager;
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private final String[] mListValues;
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private final String[] mListSummaries;
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public TransitionAnimationScalePreferenceController(Context context) {
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super(context);
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mWindowManager = IWindowManager.Stub.asInterface(
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ServiceManager.getService(Context.WINDOW_SERVICE));
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mListValues = context.getResources().getStringArray(
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com.android.settingslib.R.array.transition_animation_scale_values);
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mListSummaries = context.getResources().getStringArray(
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com.android.settingslib.R.array.transition_animation_scale_entries);
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}
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@Override
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public String getPreferenceKey() {
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return TRANSITION_ANIMATION_SCALE_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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writeAnimationScaleOption(newValue);
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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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updateAnimationScaleValue();
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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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writeAnimationScaleOption(null);
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}
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private void writeAnimationScaleOption(Object newValue) {
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try {
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float scale = newValue != null ? Float.parseFloat(newValue.toString()) : DEFAULT_VALUE;
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mWindowManager.setAnimationScale(TRANSITION_ANIMATION_SCALE_SELECTOR, scale);
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updateAnimationScaleValue();
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} catch (RemoteException e) {
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// intentional no-op
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}
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}
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private void updateAnimationScaleValue() {
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try {
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final float scale = mWindowManager.getAnimationScale(
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TRANSITION_ANIMATION_SCALE_SELECTOR);
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int index = 0; // default
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for (int i = 0; i < mListValues.length; i++) {
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float val = Float.parseFloat(mListValues[i]);
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if (scale <= val) {
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index = i;
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break;
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}
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}
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final ListPreference listPreference = (ListPreference) mPreference;
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listPreference.setValue(mListValues[index]);
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listPreference.setSummary(mListSummaries[index]);
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} catch (RemoteException e) {
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// intentional no-op
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}
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}
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}
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