Jon Miranda
95 lines
3.0 KiB
Java
95 lines
3.0 KiB
Java
/*
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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.launcher3.util;
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import android.content.Context;
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import androidx.annotation.ColorRes;
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import androidx.annotation.DimenRes;
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import androidx.annotation.FractionRes;
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import androidx.annotation.IntegerRes;
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import com.android.launcher3.uioverrides.plugins.PluginManagerWrapper;
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import com.android.systemui.plugins.PluginListener;
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import com.android.systemui.plugins.ResourceProvider;
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/**
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* Utility class to support customizing resource values using plugins
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*
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* To load resources, call
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* DynamicResource.provider(context).getInt(resId) or any other supported methods
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*
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* To allow customization for a particular resource, add them to dynamic_resources.xml
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*/
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public class DynamicResource implements ResourceProvider, PluginListener<ResourceProvider> {
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private static final MainThreadInitializedObject<DynamicResource> INSTANCE =
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new MainThreadInitializedObject<>(DynamicResource::new);
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private final Context mContext;
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private ResourceProvider mPlugin;
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private DynamicResource(Context context) {
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mContext = context;
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PluginManagerWrapper.INSTANCE.get(context).addPluginListener(this,
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ResourceProvider.class, false /* allowedMultiple */);
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}
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@Override
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public int getInt(@IntegerRes int resId) {
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return mContext.getResources().getInteger(resId);
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}
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@Override
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public float getFraction(@FractionRes int resId) {
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return mContext.getResources().getFraction(resId, 1, 1);
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}
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@Override
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public float getDimension(@DimenRes int resId) {
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return mContext.getResources().getDimension(resId);
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}
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@Override
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public int getColor(@ColorRes int resId) {
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return mContext.getResources().getColor(resId, null);
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}
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@Override
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public float getFloat(@DimenRes int resId) {
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return mContext.getResources().getFloat(resId);
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}
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@Override
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public void onPluginConnected(ResourceProvider plugin, Context context) {
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mPlugin = plugin;
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}
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@Override
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public void onPluginDisconnected(ResourceProvider plugin) {
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mPlugin = null;
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}
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/**
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* Returns the currently active or default provider
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*/
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public static ResourceProvider provider(Context context) {
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DynamicResource dr = DynamicResource.INSTANCE.get(context);
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ResourceProvider plugin = dr.mPlugin;
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return plugin == null ? dr : plugin;
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}
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}
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