/*
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* Copyright (C) 2008 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;
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import android.animation.ValueAnimator;
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import android.annotation.TargetApi;
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import android.app.ActivityManager;
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import android.app.WallpaperManager;
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import android.content.BroadcastReceiver;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.content.pm.ApplicationInfo;
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import android.content.pm.LauncherActivityInfo;
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import android.content.pm.PackageInfo;
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import android.content.pm.PackageManager;
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import android.content.pm.PackageManager.NameNotFoundException;
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import android.content.pm.ResolveInfo;
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import android.content.pm.ShortcutInfo;
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import android.content.res.Resources;
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import android.graphics.Bitmap;
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import android.graphics.Color;
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import android.graphics.Matrix;
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import android.graphics.Paint;
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import android.graphics.Point;
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import android.graphics.Rect;
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import android.graphics.RectF;
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import android.graphics.drawable.ColorDrawable;
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import android.graphics.drawable.Drawable;
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import android.graphics.drawable.InsetDrawable;
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import android.os.Build;
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import android.os.Bundle;
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import android.os.DeadObjectException;
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import android.os.Handler;
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import android.os.Message;
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import android.os.PowerManager;
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import android.os.TransactionTooLargeException;
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import android.provider.Settings;
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import android.text.Spannable;
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import android.text.SpannableString;
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import android.text.TextUtils;
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import android.text.style.TtsSpan;
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import android.util.DisplayMetrics;
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import android.util.Log;
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import android.util.Pair;
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import android.util.TypedValue;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.ViewConfiguration;
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import android.view.animation.Interpolator;
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import com.android.launcher3.compat.LauncherAppsCompat;
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import com.android.launcher3.compat.ShortcutConfigActivityInfo;
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import com.android.launcher3.config.FeatureFlags;
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import com.android.launcher3.dragndrop.FolderAdaptiveIcon;
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import com.android.launcher3.graphics.RotationMode;
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import com.android.launcher3.graphics.TintedDrawableSpan;
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import com.android.launcher3.icons.LauncherIcons;
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import com.android.launcher3.shortcuts.DeepShortcutManager;
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import com.android.launcher3.shortcuts.ShortcutKey;
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import com.android.launcher3.util.IntArray;
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import com.android.launcher3.util.PackageManagerHelper;
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import com.android.launcher3.views.Transposable;
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import com.android.launcher3.widget.PendingAddShortcutInfo;
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import java.io.Closeable;
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import java.io.IOException;
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import java.lang.reflect.Method;
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import java.util.Arrays;
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import java.util.List;
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import java.util.Locale;
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import java.util.StringTokenizer;
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import java.util.concurrent.Executor;
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import java.util.concurrent.LinkedBlockingQueue;
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import java.util.concurrent.ThreadPoolExecutor;
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import java.util.concurrent.TimeUnit;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import static com.android.launcher3.ItemInfoWithIcon.FLAG_ICON_BADGED;
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/**
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* Various utilities shared amongst the Launcher's classes.
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*/
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public final class Utilities {
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private static final String TAG = "Launcher.Utilities";
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private static final Pattern sTrimPattern =
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Pattern.compile("^[\\s|\\p{javaSpaceChar}]*(.*)[\\s|\\p{javaSpaceChar}]*$");
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private static final int[] sLoc0 = new int[2];
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private static final int[] sLoc1 = new int[2];
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private static final Matrix sMatrix = new Matrix();
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private static final Matrix sInverseMatrix = new Matrix();
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public static final boolean ATLEAST_Q = Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q;
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public static final boolean ATLEAST_P =
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Build.VERSION.SDK_INT >= Build.VERSION_CODES.P;
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public static final boolean ATLEAST_OREO_MR1 =
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Build.VERSION.SDK_INT >= Build.VERSION_CODES.O_MR1;
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public static final boolean ATLEAST_OREO =
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Build.VERSION.SDK_INT >= Build.VERSION_CODES.O;
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public static final int SINGLE_FRAME_MS = 16;
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/**
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* Set on a motion event dispatched from the nav bar. See {@link MotionEvent#setEdgeFlags(int)}.
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*/
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public static final int EDGE_NAV_BAR = 1 << 8;
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/**
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* Set on a motion event do disallow any gestures and only handle touch.
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* See {@link MotionEvent#setEdgeFlags(int)}.
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*/
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public static final int FLAG_NO_GESTURES = 1 << 9;
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public static boolean shouldDisableGestures(MotionEvent ev) {
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return (ev.getEdgeFlags() & FLAG_NO_GESTURES) == FLAG_NO_GESTURES;
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}
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/**
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* Indicates if the device has a debug build. Should only be used to store additional info or
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* add extra logging and not for changing the app behavior.
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*/
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public static final boolean IS_DEBUG_DEVICE =
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Build.TYPE.toLowerCase(Locale.ROOT).contains("debug") ||
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Build.TYPE.toLowerCase(Locale.ROOT).equals("eng");
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public static boolean isDevelopersOptionsEnabled(Context context) {
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return Settings.Global.getInt(context.getApplicationContext().getContentResolver(),
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Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, 0) != 0;
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}
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// An intent extra to indicate the horizontal scroll of the wallpaper.
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public static final String EXTRA_WALLPAPER_OFFSET = "com.android.launcher3.WALLPAPER_OFFSET";
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public static final String EXTRA_WALLPAPER_FLAVOR = "com.android.launcher3.WALLPAPER_FLAVOR";
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// These values are same as that in {@link AsyncTask}.
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private static final int CPU_COUNT = Runtime.getRuntime().availableProcessors();
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private static final int CORE_POOL_SIZE = CPU_COUNT + 1;
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private static final int MAXIMUM_POOL_SIZE = CPU_COUNT * 2 + 1;
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private static final int KEEP_ALIVE = 1;
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/**
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* An {@link Executor} to be used with async task with no limit on the queue size.
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*/
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public static final Executor THREAD_POOL_EXECUTOR = new ThreadPoolExecutor(
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CORE_POOL_SIZE, MAXIMUM_POOL_SIZE, KEEP_ALIVE,
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TimeUnit.SECONDS, new LinkedBlockingQueue<>());
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public static boolean IS_RUNNING_IN_TEST_HARNESS =
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ActivityManager.isRunningInTestHarness();
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public static void enableRunningInTestHarnessForTests() {
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IS_RUNNING_IN_TEST_HARNESS = true;
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}
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public static boolean isPropertyEnabled(String propertyName) {
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return Log.isLoggable(propertyName, Log.VERBOSE);
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}
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public static boolean existsStyleWallpapers(Context context) {
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ResolveInfo ri = context.getPackageManager().resolveActivity(
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PackageManagerHelper.getStyleWallpapersIntent(context), 0);
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return ri != null;
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}
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/**
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* Given a coordinate relative to the descendant, find the coordinate in a parent view's
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* coordinates.
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*
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* @param descendant The descendant to which the passed coordinate is relative.
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* @param ancestor The root view to make the coordinates relative to.
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* @param coord The coordinate that we want mapped.
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* @param includeRootScroll Whether or not to account for the scroll of the descendant:
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* sometimes this is relevant as in a child's coordinates within the descendant.
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* @return The factor by which this descendant is scaled relative to this DragLayer. Caution
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* this scale factor is assumed to be equal in X and Y, and so if at any point this
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* assumption fails, we will need to return a pair of scale factors.
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*/
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public static float getDescendantCoordRelativeToAncestor(
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View descendant, View ancestor, float[] coord, boolean includeRootScroll) {
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return getDescendantCoordRelativeToAncestor(descendant, ancestor, coord, includeRootScroll,
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false, null);
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}
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/**
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* Given a coordinate relative to the descendant, find the coordinate in a parent view's
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* coordinates.
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*
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* @param descendant The descendant to which the passed coordinate is relative.
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* @param ancestor The root view to make the coordinates relative to.
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* @param coord The coordinate that we want mapped.
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* @param includeRootScroll Whether or not to account for the scroll of the descendant:
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* sometimes this is relevant as in a child's coordinates within the descendant.
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* @param ignoreTransform If true, view transform is ignored
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* @param outRotation If not null, and {@param ignoreTransform} is true, this is set to the
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* overall rotation of the view in degrees.
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* @return The factor by which this descendant is scaled relative to this DragLayer. Caution
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* this scale factor is assumed to be equal in X and Y, and so if at any point this
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* assumption fails, we will need to return a pair of scale factors.
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*/
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public static float getDescendantCoordRelativeToAncestor(View descendant, View ancestor,
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float[] coord, boolean includeRootScroll, boolean ignoreTransform,
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float[] outRotation) {
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float scale = 1.0f;
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View v = descendant;
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while(v != ancestor && v != null) {
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// For TextViews, scroll has a meaning which relates to the text position
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// which is very strange... ignore the scroll.
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if (v != descendant || includeRootScroll) {
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offsetPoints(coord, -v.getScrollX(), -v.getScrollY());
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}
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if (ignoreTransform) {
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if (v instanceof Transposable) {
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RotationMode m = ((Transposable) v).getRotationMode();
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if (m.isTransposed) {
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sMatrix.setRotate(m.surfaceRotation, v.getPivotX(), v.getPivotY());
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sMatrix.mapPoints(coord);
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if (outRotation != null) {
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outRotation[0] += m.surfaceRotation;
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}
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}
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}
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} else {
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v.getMatrix().mapPoints(coord);
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}
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offsetPoints(coord, v.getLeft(), v.getTop());
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scale *= v.getScaleX();
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v = (View) v.getParent();
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}
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return scale;
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}
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/**
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* Inverse of {@link #getDescendantCoordRelativeToAncestor(View, View, float[], boolean)}.
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*/
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public static void mapCoordInSelfToDescendant(View descendant, View root, float[] coord) {
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sMatrix.reset();
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View v = descendant;
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while(v != root) {
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sMatrix.postTranslate(-v.getScrollX(), -v.getScrollY());
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sMatrix.postConcat(v.getMatrix());
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sMatrix.postTranslate(v.getLeft(), v.getTop());
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v = (View) v.getParent();
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}
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sMatrix.postTranslate(-v.getScrollX(), -v.getScrollY());
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sMatrix.invert(sInverseMatrix);
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sInverseMatrix.mapPoints(coord);
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}
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/**
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* Sets {@param out} to be same as {@param in} by rounding individual values
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*/
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public static void roundArray(float[] in, int[] out) {
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for (int i = 0; i < in.length; i++) {
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out[i] = Math.round(in[i]);
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}
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}
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public static void offsetPoints(float[] points, float offsetX, float offsetY) {
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for (int i = 0; i < points.length; i += 2) {
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points[i] += offsetX;
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points[i + 1] += offsetY;
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}
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}
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/**
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* Utility method to determine whether the given point, in local coordinates,
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* is inside the view, where the area of the view is expanded by the slop factor.
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* This method is called while processing touch-move events to determine if the event
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* is still within the view.
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*/
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public static boolean pointInView(View v, float localX, float localY, float slop) {
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return localX >= -slop && localY >= -slop && localX < (v.getWidth() + slop) &&
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localY < (v.getHeight() + slop);
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}
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public static int[] getCenterDeltaInScreenSpace(View v0, View v1) {
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v0.getLocationInWindow(sLoc0);
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v1.getLocationInWindow(sLoc1);
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sLoc0[0] += (v0.getMeasuredWidth() * v0.getScaleX()) / 2;
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sLoc0[1] += (v0.getMeasuredHeight() * v0.getScaleY()) / 2;
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sLoc1[0] += (v1.getMeasuredWidth() * v1.getScaleX()) / 2;
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sLoc1[1] += (v1.getMeasuredHeight() * v1.getScaleY()) / 2;
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return new int[] {sLoc1[0] - sLoc0[0], sLoc1[1] - sLoc0[1]};
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}
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public static void scaleRectFAboutCenter(RectF r, float scale) {
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if (scale != 1.0f) {
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float cx = r.centerX();
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float cy = r.centerY();
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r.offset(-cx, -cy);
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r.left = r.left * scale;
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r.top = r.top * scale ;
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r.right = r.right * scale;
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r.bottom = r.bottom * scale;
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r.offset(cx, cy);
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}
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}
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public static void scaleRectAboutCenter(Rect r, float scale) {
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if (scale != 1.0f) {
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int cx = r.centerX();
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int cy = r.centerY();
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r.offset(-cx, -cy);
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scaleRect(r, scale);
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r.offset(cx, cy);
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}
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}
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public static void scaleRect(Rect r, float scale) {
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if (scale != 1.0f) {
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r.left = (int) (r.left * scale + 0.5f);
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r.top = (int) (r.top * scale + 0.5f);
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r.right = (int) (r.right * scale + 0.5f);
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r.bottom = (int) (r.bottom * scale + 0.5f);
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}
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}
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public static void insetRect(Rect r, Rect insets) {
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r.left = Math.min(r.right, r.left + insets.left);
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r.top = Math.min(r.bottom, r.top + insets.top);
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r.right = Math.max(r.left, r.right - insets.right);
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r.bottom = Math.max(r.top, r.bottom - insets.bottom);
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}
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public static float shrinkRect(Rect r, float scaleX, float scaleY) {
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float scale = Math.min(Math.min(scaleX, scaleY), 1.0f);
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if (scale < 1.0f) {
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int deltaX = (int) (r.width() * (scaleX - scale) * 0.5f);
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r.left += deltaX;
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r.right -= deltaX;
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int deltaY = (int) (r.height() * (scaleY - scale) * 0.5f);
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r.top += deltaY;
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r.bottom -= deltaY;
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}
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return scale;
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}
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/**
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* Maps t from one range to another range.
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* @param t The value to map.
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* @param fromMin The lower bound of the range that t is being mapped from.
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* @param fromMax The upper bound of the range that t is being mapped from.
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* @param toMin The lower bound of the range that t is being mapped to.
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* @param toMax The upper bound of the range that t is being mapped to.
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* @return The mapped value of t.
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*/
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public static float mapToRange(float t, float fromMin, float fromMax, float toMin, float toMax,
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Interpolator interpolator) {
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if (fromMin == fromMax || toMin == toMax) {
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Log.e(TAG, "mapToRange: range has 0 length");
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return toMin;
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}
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float progress = getProgress(t, fromMin, fromMax);
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return mapRange(interpolator.getInterpolation(progress), toMin, toMax);
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}
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public static float getProgress(float current, float min, float max) {
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return Math.abs(current - min) / Math.abs(max - min);
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}
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public static float mapRange(float value, float min, float max) {
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return min + (value * (max - min));
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}
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public static boolean isSystemApp(Context context, Intent intent) {
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PackageManager pm = context.getPackageManager();
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ComponentName cn = intent.getComponent();
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String packageName = null;
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if (cn == null) {
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ResolveInfo info = pm.resolveActivity(intent, PackageManager.MATCH_DEFAULT_ONLY);
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if ((info != null) && (info.activityInfo != null)) {
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packageName = info.activityInfo.packageName;
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}
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} else {
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packageName = cn.getPackageName();
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}
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if (packageName != null) {
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try {
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PackageInfo info = pm.getPackageInfo(packageName, 0);
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return (info != null) && (info.applicationInfo != null) &&
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((info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0);
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} catch (NameNotFoundException e) {
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return false;
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}
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} else {
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return false;
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}
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}
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/*
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* Finds a system apk which had a broadcast receiver listening to a particular action.
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* @param action intent action used to find the apk
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* @return a pair of apk package name and the resources.
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*/
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static Pair<String, Resources> findSystemApk(String action, PackageManager pm) {
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final Intent intent = new Intent(action);
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for (ResolveInfo info : pm.queryBroadcastReceivers(intent, 0)) {
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if (info.activityInfo != null &&
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(info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) {
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final String packageName = info.activityInfo.packageName;
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try {
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final Resources res = pm.getResourcesForApplication(packageName);
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return Pair.create(packageName, res);
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} catch (NameNotFoundException e) {
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Log.w(TAG, "Failed to find resources for " + packageName);
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}
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}
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}
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return null;
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}
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/**
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* Trims the string, removing all whitespace at the beginning and end of the string.
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* Non-breaking whitespaces are also removed.
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*/
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public static String trim(CharSequence s) {
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if (s == null) {
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return null;
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}
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// Just strip any sequence of whitespace or java space characters from the beginning and end
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Matcher m = sTrimPattern.matcher(s);
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return m.replaceAll("$1");
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}
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/**
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* Calculates the height of a given string at a specific text size.
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*/
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public static int calculateTextHeight(float textSizePx) {
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Paint p = new Paint();
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p.setTextSize(textSizePx);
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Paint.FontMetrics fm = p.getFontMetrics();
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return (int) Math.ceil(fm.bottom - fm.top);
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}
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/**
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* Convenience println with multiple args.
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*/
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public static void println(String key, Object... args) {
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StringBuilder b = new StringBuilder();
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b.append(key);
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b.append(": ");
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boolean isFirstArgument = true;
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for (Object arg : args) {
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if (isFirstArgument) {
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isFirstArgument = false;
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} else {
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b.append(", ");
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}
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b.append(arg);
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}
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System.out.println(b.toString());
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}
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public static boolean isRtl(Resources res) {
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return res.getConfiguration().getLayoutDirection() == View.LAYOUT_DIRECTION_RTL;
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}
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/**
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* Returns true if the intent is a valid launch intent for a launcher activity of an app.
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* This is used to identify shortcuts which are different from the ones exposed by the
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* applications' manifest file.
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*
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* @param launchIntent The intent that will be launched when the shortcut is clicked.
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*/
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public static boolean isLauncherAppTarget(Intent launchIntent) {
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if (launchIntent != null
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&& Intent.ACTION_MAIN.equals(launchIntent.getAction())
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&& launchIntent.getComponent() != null
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&& launchIntent.getCategories() != null
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&& launchIntent.getCategories().size() == 1
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&& launchIntent.hasCategory(Intent.CATEGORY_LAUNCHER)
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&& TextUtils.isEmpty(launchIntent.getDataString())) {
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// An app target can either have no extra or have ItemInfo.EXTRA_PROFILE.
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Bundle extras = launchIntent.getExtras();
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return extras == null || extras.keySet().isEmpty();
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}
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return false;
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}
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public static float dpiFromPx(int size, DisplayMetrics metrics){
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float densityRatio = (float) metrics.densityDpi / DisplayMetrics.DENSITY_DEFAULT;
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return (size / densityRatio);
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}
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public static int pxFromSp(float size, DisplayMetrics metrics) {
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return (int) Math.round(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP,
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size, metrics));
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}
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public static String createDbSelectionQuery(String columnName, IntArray values) {
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return String.format(Locale.ENGLISH, "%s IN (%s)", columnName, values.toConcatString());
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}
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public static boolean isBootCompleted() {
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return "1".equals(getSystemProperty("sys.boot_completed", "1"));
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}
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public static String getSystemProperty(String property, String defaultValue) {
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try {
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Class clazz = Class.forName("android.os.SystemProperties");
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Method getter = clazz.getDeclaredMethod("get", String.class);
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String value = (String) getter.invoke(null, property);
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if (!TextUtils.isEmpty(value)) {
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return value;
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}
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} catch (Exception e) {
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Log.d(TAG, "Unable to read system properties");
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}
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return defaultValue;
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}
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/**
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* Ensures that a value is within given bounds. Specifically:
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* If value is less than lowerBound, return lowerBound; else if value is greater than upperBound,
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* return upperBound; else return value unchanged.
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*/
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public static int boundToRange(int value, int lowerBound, int upperBound) {
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return Math.max(lowerBound, Math.min(value, upperBound));
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}
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/**
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* @see #boundToRange(int, int, int).
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*/
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public static float boundToRange(float value, float lowerBound, float upperBound) {
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return Math.max(lowerBound, Math.min(value, upperBound));
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}
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/**
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* @see #boundToRange(int, int, int).
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*/
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public static long boundToRange(long value, long lowerBound, long upperBound) {
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return Math.max(lowerBound, Math.min(value, upperBound));
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}
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/**
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* Wraps a message with a TTS span, so that a different message is spoken than
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* what is getting displayed.
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* @param msg original message
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* @param ttsMsg message to be spoken
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*/
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public static CharSequence wrapForTts(CharSequence msg, String ttsMsg) {
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SpannableString spanned = new SpannableString(msg);
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spanned.setSpan(new TtsSpan.TextBuilder(ttsMsg).build(),
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0, spanned.length(), Spannable.SPAN_INCLUSIVE_INCLUSIVE);
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return spanned;
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}
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/**
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* Prefixes a text with the provided icon
|
*/
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public static CharSequence prefixTextWithIcon(Context context, int iconRes, CharSequence msg) {
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// Update the hint to contain the icon.
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// Prefix the original hint with two spaces. The first space gets replaced by the icon
|
// using span. The second space is used for a singe space character between the hint
|
// and the icon.
|
SpannableString spanned = new SpannableString(" " + msg);
|
spanned.setSpan(new TintedDrawableSpan(context, iconRes),
|
0, 1, Spannable.SPAN_EXCLUSIVE_INCLUSIVE);
|
return spanned;
|
}
|
|
public static SharedPreferences getPrefs(Context context) {
|
return context.getSharedPreferences(
|
LauncherFiles.SHARED_PREFERENCES_KEY, Context.MODE_PRIVATE);
|
}
|
|
public static SharedPreferences getDevicePrefs(Context context) {
|
return context.getSharedPreferences(
|
LauncherFiles.DEVICE_PREFERENCES_KEY, Context.MODE_PRIVATE);
|
}
|
|
public static boolean areAnimationsEnabled(Context context) {
|
return ATLEAST_OREO
|
? ValueAnimator.areAnimatorsEnabled()
|
: !context.getSystemService(PowerManager.class).isPowerSaveMode();
|
}
|
|
public static boolean isWallpaperAllowed(Context context) {
|
return context.getSystemService(WallpaperManager.class).isSetWallpaperAllowed();
|
}
|
|
public static void closeSilently(Closeable c) {
|
if (c != null) {
|
try {
|
c.close();
|
} catch (IOException e) {
|
if (FeatureFlags.IS_DOGFOOD_BUILD) {
|
Log.d(TAG, "Error closing", e);
|
}
|
}
|
}
|
}
|
|
public static boolean isBinderSizeError(Exception e) {
|
return e.getCause() instanceof TransactionTooLargeException
|
|| e.getCause() instanceof DeadObjectException;
|
}
|
|
/**
|
* Utility method to post a runnable on the handler, skipping the synchronization barriers.
|
*/
|
public static void postAsyncCallback(Handler handler, Runnable callback) {
|
Message msg = Message.obtain(handler, callback);
|
msg.setAsynchronous(true);
|
handler.sendMessage(msg);
|
}
|
|
/**
|
* Parses a string encoded using {@link #getPointString(int, int)}
|
*/
|
public static Point parsePoint(String point) {
|
String[] split = point.split(",");
|
return new Point(Integer.parseInt(split[0]), Integer.parseInt(split[1]));
|
}
|
|
/**
|
* Encodes a point to string to that it can be persisted atomically.
|
*/
|
public static String getPointString(int x, int y) {
|
return String.format(Locale.ENGLISH, "%d,%d", x, y);
|
}
|
|
public static void unregisterReceiverSafely(Context context, BroadcastReceiver receiver) {
|
try {
|
context.unregisterReceiver(receiver);
|
} catch (IllegalArgumentException e) {}
|
}
|
|
/**
|
* Returns the full drawable for {@param info}.
|
* @param outObj this is set to the internal data associated with {@param info},
|
* eg {@link LauncherActivityInfo} or {@link ShortcutInfo}.
|
*/
|
public static Drawable getFullDrawable(Launcher launcher, ItemInfo info, int width, int height,
|
boolean flattenDrawable, Object[] outObj) {
|
LauncherAppState appState = LauncherAppState.getInstance(launcher);
|
if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) {
|
LauncherActivityInfo activityInfo = LauncherAppsCompat.getInstance(launcher)
|
.resolveActivity(info.getIntent(), info.user);
|
outObj[0] = activityInfo;
|
return (activityInfo != null) ? appState.getIconCache()
|
.getFullResIcon(activityInfo, flattenDrawable) : null;
|
} else if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
|
if (info instanceof PendingAddShortcutInfo) {
|
ShortcutConfigActivityInfo activityInfo =
|
((PendingAddShortcutInfo) info).activityInfo;
|
outObj[0] = activityInfo;
|
return activityInfo.getFullResIcon(appState.getIconCache());
|
}
|
ShortcutKey key = ShortcutKey.fromItemInfo(info);
|
DeepShortcutManager sm = DeepShortcutManager.getInstance(launcher);
|
List<ShortcutInfo> si = sm.queryForFullDetails(
|
key.componentName.getPackageName(), Arrays.asList(key.getId()), key.user);
|
if (si.isEmpty()) {
|
return null;
|
} else {
|
outObj[0] = si.get(0);
|
return sm.getShortcutIconDrawable(si.get(0),
|
appState.getInvariantDeviceProfile().fillResIconDpi);
|
}
|
} else if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_FOLDER) {
|
FolderAdaptiveIcon icon = FolderAdaptiveIcon.createFolderAdaptiveIcon(
|
launcher, info.id, new Point(width, height));
|
if (icon == null) {
|
return null;
|
}
|
outObj[0] = icon;
|
return icon;
|
} else {
|
return null;
|
}
|
}
|
|
/**
|
* For apps icons and shortcut icons that have badges, this method creates a drawable that can
|
* later on be rendered on top of the layers for the badges. For app icons, work profile badges
|
* can only be applied. For deep shortcuts, when dragged from the pop up container, there's no
|
* badge. When dragged from workspace or folder, it may contain app AND/OR work profile badge
|
**/
|
@TargetApi(Build.VERSION_CODES.O)
|
public static Drawable getBadge(Launcher launcher, ItemInfo info, Object obj) {
|
LauncherAppState appState = LauncherAppState.getInstance(launcher);
|
int iconSize = appState.getInvariantDeviceProfile().iconBitmapSize;
|
if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
|
boolean iconBadged = (info instanceof ItemInfoWithIcon)
|
&& (((ItemInfoWithIcon) info).runtimeStatusFlags & FLAG_ICON_BADGED) > 0;
|
if ((info.id == ItemInfo.NO_ID && !iconBadged)
|
|| !(obj instanceof ShortcutInfo)) {
|
// The item is not yet added on home screen.
|
return new FixedSizeEmptyDrawable(iconSize);
|
}
|
ShortcutInfo si = (ShortcutInfo) obj;
|
LauncherIcons li = LauncherIcons.obtain(appState.getContext());
|
Bitmap badge = li.getShortcutInfoBadge(si, appState.getIconCache()).iconBitmap;
|
li.recycle();
|
float badgeSize = launcher.getResources().getDimension(R.dimen.profile_badge_size);
|
float insetFraction = (iconSize - badgeSize) / iconSize;
|
return new InsetDrawable(new FastBitmapDrawable(badge),
|
insetFraction, insetFraction, 0, 0);
|
} else if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_FOLDER) {
|
return ((FolderAdaptiveIcon) obj).getBadge();
|
} else {
|
return launcher.getPackageManager()
|
.getUserBadgedIcon(new FixedSizeEmptyDrawable(iconSize), info.user);
|
}
|
}
|
|
public static int[] getIntArrayFromString(String tokenized) {
|
StringTokenizer tokenizer = new StringTokenizer(tokenized, ",");
|
int[] array = new int[tokenizer.countTokens()];
|
int count = 0;
|
while (tokenizer.hasMoreTokens()) {
|
array[count] = Integer.parseInt(tokenizer.nextToken());
|
count++;
|
}
|
return array;
|
}
|
|
public static String getStringFromIntArray(int[] array) {
|
StringBuilder str = new StringBuilder();
|
for (int value : array) {
|
str.append(value).append(",");
|
}
|
return str.toString();
|
}
|
|
public static float squaredHypot(float x, float y) {
|
return x * x + y * y;
|
}
|
|
public static float squaredTouchSlop(Context context) {
|
float slop = ViewConfiguration.get(context).getScaledTouchSlop();
|
return slop * slop;
|
}
|
|
private static class FixedSizeEmptyDrawable extends ColorDrawable {
|
|
private final int mSize;
|
|
public FixedSizeEmptyDrawable(int size) {
|
super(Color.TRANSPARENT);
|
mSize = size;
|
}
|
|
@Override
|
public int getIntrinsicHeight() {
|
return mSize;
|
}
|
|
@Override
|
public int getIntrinsicWidth() {
|
return mSize;
|
}
|
}
|
}
|
