1 /* 2 * Copyright (C) 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.launcher3.icons; 18 19 import static com.android.launcher3.model.WidgetsModel.GO_DISABLE_WIDGETS; 20 21 import android.content.ComponentName; 22 import android.content.Context; 23 import android.content.pm.LauncherApps; 24 import android.content.pm.PackageInfo; 25 import android.content.pm.ShortcutInfo; 26 import android.graphics.drawable.Drawable; 27 import android.os.UserHandle; 28 import android.text.TextUtils; 29 import android.util.Log; 30 31 import androidx.annotation.NonNull; 32 33 import com.android.launcher3.LauncherAppState; 34 import com.android.launcher3.config.FeatureFlags; 35 import com.android.launcher3.icons.cache.CachingLogic; 36 import com.android.launcher3.shortcuts.ShortcutKey; 37 import com.android.launcher3.util.Themes; 38 39 /** 40 * Caching logic for shortcuts. 41 */ 42 public class ShortcutCachingLogic implements CachingLogic<ShortcutInfo> { 43 44 private static final String TAG = "ShortcutCachingLogic"; 45 46 @Override getComponent(ShortcutInfo info)47 public ComponentName getComponent(ShortcutInfo info) { 48 return ShortcutKey.fromInfo(info).componentName; 49 } 50 51 @Override getUser(ShortcutInfo info)52 public UserHandle getUser(ShortcutInfo info) { 53 return info.getUserHandle(); 54 } 55 56 @Override getLabel(ShortcutInfo info)57 public CharSequence getLabel(ShortcutInfo info) { 58 return info.getShortLabel(); 59 } 60 61 @Override getDescription(ShortcutInfo object, CharSequence fallback)62 public CharSequence getDescription(ShortcutInfo object, CharSequence fallback) { 63 CharSequence label = object.getLongLabel(); 64 return TextUtils.isEmpty(label) ? fallback : label; 65 } 66 67 @NonNull 68 @Override loadIcon(Context context, ShortcutInfo info)69 public BitmapInfo loadIcon(Context context, ShortcutInfo info) { 70 try (LauncherIcons li = LauncherIcons.obtain(context)) { 71 Drawable unbadgedDrawable = ShortcutCachingLogic.getIcon( 72 context, info, LauncherAppState.getIDP(context).fillResIconDpi); 73 if (unbadgedDrawable == null) return BitmapInfo.LOW_RES_INFO; 74 return new BitmapInfo(li.createScaledBitmapWithoutShadow( 75 unbadgedDrawable, 0), Themes.getColorAccent(context)); 76 } 77 } 78 79 @Override getLastUpdatedTime(ShortcutInfo shortcutInfo, PackageInfo info)80 public long getLastUpdatedTime(ShortcutInfo shortcutInfo, PackageInfo info) { 81 if (shortcutInfo == null || !FeatureFlags.ENABLE_DEEP_SHORTCUT_ICON_CACHE.get()) { 82 return info.lastUpdateTime; 83 } 84 return Math.max(shortcutInfo.getLastChangedTimestamp(), info.lastUpdateTime); 85 } 86 87 @Override addToMemCache()88 public boolean addToMemCache() { 89 return false; 90 } 91 92 /** 93 * Similar to {@link LauncherApps#getShortcutIconDrawable(ShortcutInfo, int)} with additional 94 * Launcher specific checks 95 */ getIcon(Context context, ShortcutInfo shortcutInfo, int density)96 public static Drawable getIcon(Context context, ShortcutInfo shortcutInfo, int density) { 97 if (GO_DISABLE_WIDGETS) { 98 return null; 99 } 100 try { 101 return context.getSystemService(LauncherApps.class) 102 .getShortcutIconDrawable(shortcutInfo, density); 103 } catch (SecurityException | IllegalStateException e) { 104 Log.e(TAG, "Failed to get shortcut icon", e); 105 return null; 106 } 107 } 108 } 109