Sunny Goyal
eeca859bc9
Bug: 226388663 Test: Verified locally by disabling the feature Change-Id: Icfbe790046209b15dbdc0e44dcf1a14f1f50de62
105 lines
3.7 KiB
Java
105 lines
3.7 KiB
Java
/*
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* Copyright (C) 2022 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.icons;
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import android.content.Context;
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import android.content.res.Resources;
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import android.content.res.XmlResourceParser;
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import android.text.TextUtils;
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import android.util.ArrayMap;
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import android.util.Log;
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import com.android.launcher3.R;
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import com.android.launcher3.config.FeatureFlags;
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import com.android.launcher3.util.Themes;
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import org.xmlpull.v1.XmlPullParser;
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import java.util.Collections;
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import java.util.Map;
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/**
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* Extension of {@link IconProvider} with support for overriding theme icons
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*/
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public class LauncherIconProvider extends IconProvider {
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private static final String TAG_ICON = "icon";
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private static final String ATTR_PACKAGE = "package";
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private static final String ATTR_DRAWABLE = "drawable";
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private static final String TAG = "LIconProvider";
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private static final Map<String, ThemeData> DISABLED_MAP = Collections.emptyMap();
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private Map<String, ThemeData> mThemedIconMap;
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private boolean mSupportsIconTheme;
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public LauncherIconProvider(Context context) {
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super(context);
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setIconThemeSupported(Themes.isThemedIconEnabled(context));
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}
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/**
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* Enables or disables icon theme support
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*/
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public void setIconThemeSupported(boolean isSupported) {
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mSupportsIconTheme = isSupported;
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mThemedIconMap = isSupported && FeatureFlags.USE_LOCAL_ICON_OVERRIDES.get()
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? null : DISABLED_MAP;
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}
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@Override
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protected ThemeData getThemeDataForPackage(String packageName) {
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return getThemedIconMap().get(packageName);
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}
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@Override
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public String getSystemIconState() {
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return super.getSystemIconState() + (mSupportsIconTheme ? ",with-theme" : ",no-theme");
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}
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private Map<String, ThemeData> getThemedIconMap() {
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if (mThemedIconMap != null) {
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return mThemedIconMap;
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}
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ArrayMap<String, ThemeData> map = new ArrayMap<>();
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Resources res = mContext.getResources();
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try (XmlResourceParser parser = res.getXml(R.xml.grayscale_icon_map)) {
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final int depth = parser.getDepth();
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int type;
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while ((type = parser.next()) != XmlPullParser.START_TAG
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&& type != XmlPullParser.END_DOCUMENT);
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while (((type = parser.next()) != XmlPullParser.END_TAG
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|| parser.getDepth() > depth) && type != XmlPullParser.END_DOCUMENT) {
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if (type != XmlPullParser.START_TAG) {
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continue;
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}
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if (TAG_ICON.equals(parser.getName())) {
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String pkg = parser.getAttributeValue(null, ATTR_PACKAGE);
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int iconId = parser.getAttributeResourceValue(null, ATTR_DRAWABLE, 0);
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if (iconId != 0 && !TextUtils.isEmpty(pkg)) {
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map.put(pkg, new ThemeData(res, iconId));
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}
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}
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}
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} catch (Exception e) {
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Log.e(TAG, "Unable to parse icon map", e);
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}
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mThemedIconMap = map;
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return mThemedIconMap;
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}
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}
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