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The Android Open Source Project31dd5032009-03-03 19:32:27 -08001/*
2 * Copyright (C) 2008 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
Daniel Sandler325dc232013-06-05 22:57:57 -040017package com.android.launcher3;
The Android Open Source Project31dd5032009-03-03 19:32:27 -080018
Sunny Goyal7368fa42019-04-22 09:58:14 -070019import android.animation.ValueAnimator;
Jon Miranda40285752019-05-14 15:17:30 -070020import android.annotation.TargetApi;
Vadim Tryshev2ce6a132018-06-18 19:14:44 -070021import android.app.ActivityManager;
Sunny Goyal1ed6c4a2016-04-21 15:16:11 -070022import android.app.WallpaperManager;
Tony573c3e12019-02-22 13:10:59 -080023import android.content.BroadcastReceiver;
Sunny Goyalc5c60ad2014-07-14 12:02:01 -070024import android.content.ComponentName;
Winson Chungaafa03c2010-06-11 17:34:16 -070025import android.content.Context;
Michael Jurkaa805e1a2013-08-22 15:00:33 +020026import android.content.Intent;
Rahul Chaturvedi7fc77ca2015-05-19 18:02:16 -070027import android.content.SharedPreferences;
Sunny Goyalc5c60ad2014-07-14 12:02:01 -070028import android.content.pm.ApplicationInfo;
Jon Miranda1a49fb52019-02-19 15:34:41 -080029import android.content.pm.LauncherActivityInfo;
Sunny Goyalc5c60ad2014-07-14 12:02:01 -070030import android.content.pm.PackageInfo;
31import android.content.pm.PackageManager;
32import android.content.pm.PackageManager.NameNotFoundException;
33import android.content.pm.ResolveInfo;
Sunny Goyal6bbf6002019-04-17 18:38:52 -070034import android.content.pm.ShortcutInfo;
Winson Chungaafa03c2010-06-11 17:34:16 -070035import android.content.res.Resources;
Jon Miranda40285752019-05-14 15:17:30 -070036import android.graphics.Bitmap;
37import android.graphics.Color;
Winson Chungc763c4e2013-07-19 13:49:06 -070038import android.graphics.Matrix;
The Android Open Source Project31dd5032009-03-03 19:32:27 -080039import android.graphics.Paint;
Sunny Goyal415f1732018-11-29 10:33:47 -080040import android.graphics.Point;
The Android Open Source Project31dd5032009-03-03 19:32:27 -080041import android.graphics.Rect;
Sunny Goyalb1e2e292018-02-21 10:14:30 -080042import android.graphics.RectF;
Jon Miranda40285752019-05-14 15:17:30 -070043import android.graphics.drawable.ColorDrawable;
Jon Miranda1a49fb52019-02-19 15:34:41 -080044import android.graphics.drawable.Drawable;
Jon Miranda40285752019-05-14 15:17:30 -070045import android.graphics.drawable.InsetDrawable;
Sandeep Siddhartha2efc7d92014-05-16 17:21:15 -070046import android.os.Build;
Sunny Goyal4e5cc642015-06-25 16:37:44 -070047import android.os.Bundle;
Sunny Goyal712ee532016-11-04 10:19:58 -070048import android.os.DeadObjectException;
Sunny Goyal3483c522018-04-12 11:23:33 -070049import android.os.Handler;
50import android.os.Message;
Tony Wickham112ac952015-11-12 12:31:50 -080051import android.os.PowerManager;
Sunny Goyal712ee532016-11-04 10:19:58 -070052import android.os.TransactionTooLargeException;
Sunny Goyale78e3d72015-09-24 11:23:31 -070053import android.text.Spannable;
54import android.text.SpannableString;
Sunny Goyal5c97f512015-05-19 16:03:28 -070055import android.text.TextUtils;
Sunny Goyale78e3d72015-09-24 11:23:31 -070056import android.text.style.TtsSpan;
Adam Cohen2e6da152015-05-06 11:42:25 -070057import android.util.DisplayMetrics;
Michael Jurkaa805e1a2013-08-22 15:00:33 +020058import android.util.Log;
Sunny Goyal0fe505b2014-08-06 09:55:36 -070059import android.util.Pair;
Adam Cohen2e6da152015-05-06 11:42:25 -070060import android.util.TypedValue;
Tonyd5a3df72019-03-13 10:12:01 -050061import android.view.MotionEvent;
Winson Chungc763c4e2013-07-19 13:49:06 -070062import android.view.View;
Sunny Goyal0f3af752018-06-08 13:01:04 -070063import android.view.animation.Interpolator;
Sunny Goyalb1622cc2015-06-10 16:00:42 -070064
Jon Miranda1a49fb52019-02-19 15:34:41 -080065import com.android.launcher3.compat.LauncherAppsCompat;
66import com.android.launcher3.compat.ShortcutConfigActivityInfo;
Sunny Goyal3d706ad2017-03-06 16:56:39 -080067import com.android.launcher3.config.FeatureFlags;
Jon Miranda1a49fb52019-02-19 15:34:41 -080068import com.android.launcher3.dragndrop.FolderAdaptiveIcon;
Sunny Goyalae6e3182019-04-30 12:04:37 -070069import com.android.launcher3.graphics.RotationMode;
Jon Miranda40285752019-05-14 15:17:30 -070070import com.android.launcher3.icons.LauncherIcons;
Jon Miranda1a49fb52019-02-19 15:34:41 -080071import com.android.launcher3.shortcuts.DeepShortcutManager;
Jon Miranda1a49fb52019-02-19 15:34:41 -080072import com.android.launcher3.shortcuts.ShortcutKey;
Sunny Goyalefb7e842018-10-04 15:11:00 -070073import com.android.launcher3.util.IntArray;
Sunny Goyalae6e3182019-04-30 12:04:37 -070074import com.android.launcher3.views.Transposable;
Jon Miranda1a49fb52019-02-19 15:34:41 -080075import com.android.launcher3.widget.PendingAddShortcutInfo;
Sunny Goyal6c56c682015-07-16 14:09:05 -070076
Sunny Goyal713edfc2016-05-06 09:58:34 -070077import java.io.Closeable;
Sunny Goyal5b0e6692015-03-19 14:31:19 -070078import java.io.IOException;
Sunny Goyal25aba0a2015-07-16 15:07:47 -070079import java.lang.reflect.Method;
Jon Miranda1a49fb52019-02-19 15:34:41 -080080import java.util.Arrays;
81import java.util.List;
Sunny Goyalb1622cc2015-06-10 16:00:42 -070082import java.util.Locale;
Jon Mirandac7206ca2019-05-13 14:57:50 -070083import java.util.StringTokenizer;
Sunny Goyal8ac727b2015-09-23 15:38:09 -070084import java.util.concurrent.Executor;
85import java.util.concurrent.LinkedBlockingQueue;
86import java.util.concurrent.ThreadPoolExecutor;
87import java.util.concurrent.TimeUnit;
Winson Chung82b016c2015-05-08 17:00:10 -070088import java.util.regex.Matcher;
89import java.util.regex.Pattern;
The Android Open Source Project31dd5032009-03-03 19:32:27 -080090
Jon Miranda40285752019-05-14 15:17:30 -070091import static com.android.launcher3.ItemInfoWithIcon.FLAG_ICON_BADGED;
92
The Android Open Source Project31dd5032009-03-03 19:32:27 -080093/**
94 * Various utilities shared amongst the Launcher's classes.
95 */
Mathew Inwood72fbec12013-11-19 15:45:07 +000096public final class Utilities {
Rahul Chaturvedi7fc77ca2015-05-19 18:02:16 -070097
Joe Onorato1291a8c2009-09-15 15:07:25 -040098 private static final String TAG = "Launcher.Utilities";
99
Winson Chung82b016c2015-05-08 17:00:10 -0700100 private static final Pattern sTrimPattern =
101 Pattern.compile("^[\\s|\\p{javaSpaceChar}]*(.*)[\\s|\\p{javaSpaceChar}]*$");
102
Sunny Goyal53d7ee42015-05-22 12:25:45 -0700103 private static final int[] sLoc0 = new int[2];
104 private static final int[] sLoc1 = new int[2];
Sunny Goyal5e0e94f2016-10-28 10:01:00 -0700105 private static final Matrix sMatrix = new Matrix();
106 private static final Matrix sInverseMatrix = new Matrix();
Michael Jurka7ad868b2013-12-12 15:04:25 +0100107
Lucas Dupineca08a12018-08-11 15:53:40 -0700108 public static final boolean ATLEAST_Q = Build.VERSION.CODENAME.length() == 1
109 && Build.VERSION.CODENAME.charAt(0) >= 'Q'
110 && Build.VERSION.CODENAME.charAt(0) <= 'Z';
111
Tony Wickham8155fa22018-05-18 17:18:49 -0700112 public static final boolean ATLEAST_P =
113 Build.VERSION.SDK_INT >= Build.VERSION_CODES.P;
Tony Mak6eeb0402018-01-03 14:41:31 +0000114
Hyunyoung Songe24cb632017-09-11 11:18:03 -0700115 public static final boolean ATLEAST_OREO_MR1 =
116 Build.VERSION.SDK_INT >= Build.VERSION_CODES.O_MR1;
117
118 public static final boolean ATLEAST_OREO =
119 Build.VERSION.SDK_INT >= Build.VERSION_CODES.O;
Sunny Goyaldcc0ba22016-11-02 11:22:39 -0700120
Jon Miranda83337f92018-04-24 12:21:28 -0700121 public static final int SINGLE_FRAME_MS = 16;
122
Sunny Goyal49f19f02017-01-05 14:36:02 -0800123 /**
Tonyd5a3df72019-03-13 10:12:01 -0500124 * Set on a motion event dispatched from the nav bar. See {@link MotionEvent#setEdgeFlags(int)}.
125 */
126 public static final int EDGE_NAV_BAR = 1 << 8;
127
128 /**
Sunny Goyal49f19f02017-01-05 14:36:02 -0800129 * Indicates if the device has a debug build. Should only be used to store additional info or
130 * add extra logging and not for changing the app behavior.
131 */
Tobias Dubois9c0ad562018-06-11 16:17:17 +0200132 public static final boolean IS_DEBUG_DEVICE =
133 Build.TYPE.toLowerCase(Locale.ROOT).contains("debug") ||
134 Build.TYPE.toLowerCase(Locale.ROOT).equals("eng");
Sunny Goyal49f19f02017-01-05 14:36:02 -0800135
Sunny Goyal6f866092016-03-17 17:04:15 -0700136 // An intent extra to indicate the horizontal scroll of the wallpaper.
137 public static final String EXTRA_WALLPAPER_OFFSET = "com.android.launcher3.WALLPAPER_OFFSET";
Hyunyoung Song29e5d442019-02-07 10:33:55 -0800138 public static final String EXTRA_WALLPAPER_FLAVOR = "com.android.launcher3.WALLPAPER_FLAVOR";
Sunny Goyal6f866092016-03-17 17:04:15 -0700139
Sunny Goyal8ac727b2015-09-23 15:38:09 -0700140 // These values are same as that in {@link AsyncTask}.
141 private static final int CPU_COUNT = Runtime.getRuntime().availableProcessors();
142 private static final int CORE_POOL_SIZE = CPU_COUNT + 1;
143 private static final int MAXIMUM_POOL_SIZE = CPU_COUNT * 2 + 1;
144 private static final int KEEP_ALIVE = 1;
145 /**
146 * An {@link Executor} to be used with async task with no limit on the queue size.
147 */
148 public static final Executor THREAD_POOL_EXECUTOR = new ThreadPoolExecutor(
149 CORE_POOL_SIZE, MAXIMUM_POOL_SIZE, KEEP_ALIVE,
Sunny Goyalae6e3182019-04-30 12:04:37 -0700150 TimeUnit.SECONDS, new LinkedBlockingQueue<>());
Sunny Goyal8ac727b2015-09-23 15:38:09 -0700151
Vadim Tryshevc2950982018-10-04 16:33:45 -0700152 public static boolean IS_RUNNING_IN_TEST_HARNESS =
Vadim Tryshev2ce6a132018-06-18 19:14:44 -0700153 ActivityManager.isRunningInTestHarness();
154
Vadim Tryshevc2950982018-10-04 16:33:45 -0700155 public static void enableRunningInTestHarnessForTests() {
156 IS_RUNNING_IN_TEST_HARNESS = true;
157 }
158
Sunny Goyal4bbf4192014-11-11 12:23:59 -0800159 public static boolean isPropertyEnabled(String propertyName) {
Michael Jurka7ad868b2013-12-12 15:04:25 +0100160 return Log.isLoggable(propertyName, Log.VERBOSE);
161 }
162
The Android Open Source Project31dd5032009-03-03 19:32:27 -0800163 /**
Winson Chungc763c4e2013-07-19 13:49:06 -0700164 * Given a coordinate relative to the descendant, find the coordinate in a parent view's
165 * coordinates.
166 *
167 * @param descendant The descendant to which the passed coordinate is relative.
Sunny Goyale8b5d202016-06-13 16:36:59 -0700168 * @param ancestor The root view to make the coordinates relative to.
Winson Chungc763c4e2013-07-19 13:49:06 -0700169 * @param coord The coordinate that we want mapped.
170 * @param includeRootScroll Whether or not to account for the scroll of the descendant:
171 * sometimes this is relevant as in a child's coordinates within the descendant.
172 * @return The factor by which this descendant is scaled relative to this DragLayer. Caution
173 * this scale factor is assumed to be equal in X and Y, and so if at any point this
174 * assumption fails, we will need to return a pair of scale factors.
175 */
Sunny Goyale8b5d202016-06-13 16:36:59 -0700176 public static float getDescendantCoordRelativeToAncestor(
Sunny Goyalae6e3182019-04-30 12:04:37 -0700177 View descendant, View ancestor, float[] coord, boolean includeRootScroll) {
178 return getDescendantCoordRelativeToAncestor(descendant, ancestor, coord, includeRootScroll,
Sunny Goyal878f6d32019-05-03 11:14:16 -0700179 false, null);
Sunny Goyalae6e3182019-04-30 12:04:37 -0700180 }
Sunny Goyal5e0e94f2016-10-28 10:01:00 -0700181
Sunny Goyalae6e3182019-04-30 12:04:37 -0700182 /**
183 * Given a coordinate relative to the descendant, find the coordinate in a parent view's
184 * coordinates.
185 *
186 * @param descendant The descendant to which the passed coordinate is relative.
187 * @param ancestor The root view to make the coordinates relative to.
188 * @param coord The coordinate that we want mapped.
189 * @param includeRootScroll Whether or not to account for the scroll of the descendant:
190 * sometimes this is relevant as in a child's coordinates within the descendant.
191 * @param ignoreTransform If true, view transform is ignored
Sunny Goyal878f6d32019-05-03 11:14:16 -0700192 * @param outRotation If not null, and {@param ignoreTransform} is true, this is set to the
193 * overall rotation of the view in degrees.
Sunny Goyalae6e3182019-04-30 12:04:37 -0700194 * @return The factor by which this descendant is scaled relative to this DragLayer. Caution
195 * this scale factor is assumed to be equal in X and Y, and so if at any point this
196 * assumption fails, we will need to return a pair of scale factors.
197 */
198 public static float getDescendantCoordRelativeToAncestor(View descendant, View ancestor,
Sunny Goyal878f6d32019-05-03 11:14:16 -0700199 float[] coord, boolean includeRootScroll, boolean ignoreTransform,
200 float[] outRotation) {
Sunny Goyal8cf47a52016-06-15 10:11:30 -0700201 float scale = 1.0f;
Winson Chungc763c4e2013-07-19 13:49:06 -0700202 View v = descendant;
Sunny Goyale8b5d202016-06-13 16:36:59 -0700203 while(v != ancestor && v != null) {
Sunny Goyal8cf47a52016-06-15 10:11:30 -0700204 // For TextViews, scroll has a meaning which relates to the text position
205 // which is very strange... ignore the scroll.
206 if (v != descendant || includeRootScroll) {
Sunny Goyalae6e3182019-04-30 12:04:37 -0700207 offsetPoints(coord, -v.getScrollX(), -v.getScrollY());
Sunny Goyal8cf47a52016-06-15 10:11:30 -0700208 }
209
Sunny Goyalae6e3182019-04-30 12:04:37 -0700210 if (ignoreTransform) {
211 if (v instanceof Transposable) {
212 RotationMode m = ((Transposable) v).getRotationMode();
213 if (m.isTransposed) {
214 sMatrix.setRotate(m.surfaceRotation, v.getPivotX(), v.getPivotY());
215 sMatrix.mapPoints(coord);
Sunny Goyal878f6d32019-05-03 11:14:16 -0700216
217 if (outRotation != null) {
218 outRotation[0] += m.surfaceRotation;
219 }
Sunny Goyalae6e3182019-04-30 12:04:37 -0700220 }
221 }
222 } else {
223 v.getMatrix().mapPoints(coord);
224 }
225 offsetPoints(coord, v.getLeft(), v.getTop());
Sunny Goyal8cf47a52016-06-15 10:11:30 -0700226 scale *= v.getScaleX();
227
Winson Chungc763c4e2013-07-19 13:49:06 -0700228 v = (View) v.getParent();
229 }
Winson Chungc763c4e2013-07-19 13:49:06 -0700230 return scale;
231 }
232
Sunny Goyalae6e3182019-04-30 12:04:37 -0700233
Winson Chungc763c4e2013-07-19 13:49:06 -0700234 /**
Sunny Goyalae6e3182019-04-30 12:04:37 -0700235 * Inverse of {@link #getDescendantCoordRelativeToAncestor(View, View, float[], boolean)}.
Winson Chungc763c4e2013-07-19 13:49:06 -0700236 */
Sunny Goyalae6e3182019-04-30 12:04:37 -0700237 public static void mapCoordInSelfToDescendant(View descendant, View root, float[] coord) {
Sunny Goyal5e0e94f2016-10-28 10:01:00 -0700238 sMatrix.reset();
Winson Chungc763c4e2013-07-19 13:49:06 -0700239 View v = descendant;
240 while(v != root) {
Sunny Goyal5e0e94f2016-10-28 10:01:00 -0700241 sMatrix.postTranslate(-v.getScrollX(), -v.getScrollY());
242 sMatrix.postConcat(v.getMatrix());
243 sMatrix.postTranslate(v.getLeft(), v.getTop());
Winson Chungc763c4e2013-07-19 13:49:06 -0700244 v = (View) v.getParent();
245 }
Sunny Goyal5e0e94f2016-10-28 10:01:00 -0700246 sMatrix.postTranslate(-v.getScrollX(), -v.getScrollY());
247 sMatrix.invert(sInverseMatrix);
Sunny Goyalae6e3182019-04-30 12:04:37 -0700248 sInverseMatrix.mapPoints(coord);
249 }
Winson Chungc763c4e2013-07-19 13:49:06 -0700250
Sunny Goyalae6e3182019-04-30 12:04:37 -0700251 /**
252 * Sets {@param out} to be same as {@param in} by rounding individual values
253 */
254 public static void roundArray(float[] in, int[] out) {
255 for (int i = 0; i < in.length; i++) {
256 out[i] = Math.round(in[i]);
257 }
258 }
259
260 public static void offsetPoints(float[] points, float offsetX, float offsetY) {
261 for (int i = 0; i < points.length; i += 2) {
262 points[i] += offsetX;
263 points[i + 1] += offsetY;
264 }
Winson Chungc763c4e2013-07-19 13:49:06 -0700265 }
266
Jason Monk02dd7ae2014-04-15 15:23:31 -0400267 /**
268 * Utility method to determine whether the given point, in local coordinates,
269 * is inside the view, where the area of the view is expanded by the slop factor.
270 * This method is called while processing touch-move events to determine if the event
271 * is still within the view.
272 */
273 public static boolean pointInView(View v, float localX, float localY, float slop) {
274 return localX >= -slop && localY >= -slop && localX < (v.getWidth() + slop) &&
275 localY < (v.getHeight() + slop);
276 }
277
Sunny Goyala52ecb02016-12-16 15:04:51 -0800278 public static int[] getCenterDeltaInScreenSpace(View v0, View v1) {
Adam Cohen63f1ec02014-08-12 09:23:13 -0700279 v0.getLocationInWindow(sLoc0);
280 v1.getLocationInWindow(sLoc1);
281
282 sLoc0[0] += (v0.getMeasuredWidth() * v0.getScaleX()) / 2;
283 sLoc0[1] += (v0.getMeasuredHeight() * v0.getScaleY()) / 2;
284 sLoc1[0] += (v1.getMeasuredWidth() * v1.getScaleX()) / 2;
285 sLoc1[1] += (v1.getMeasuredHeight() * v1.getScaleY()) / 2;
Sunny Goyala52ecb02016-12-16 15:04:51 -0800286 return new int[] {sLoc1[0] - sLoc0[0], sLoc1[1] - sLoc0[1]};
Adam Cohen63f1ec02014-08-12 09:23:13 -0700287 }
288
Sunny Goyalb1e2e292018-02-21 10:14:30 -0800289 public static void scaleRectFAboutCenter(RectF r, float scale) {
290 if (scale != 1.0f) {
291 float cx = r.centerX();
292 float cy = r.centerY();
293 r.offset(-cx, -cy);
294 r.left = r.left * scale;
295 r.top = r.top * scale ;
296 r.right = r.right * scale;
297 r.bottom = r.bottom * scale;
298 r.offset(cx, cy);
299 }
300 }
301
Jon Miranda6f6a06a2016-12-15 11:24:18 -0800302 public static void scaleRectAboutCenter(Rect r, float scale) {
303 if (scale != 1.0f) {
304 int cx = r.centerX();
305 int cy = r.centerY();
306 r.offset(-cx, -cy);
Winson Chung3e803c72018-01-29 11:16:32 -0800307 scaleRect(r, scale);
308 r.offset(cx, cy);
309 }
310 }
Jon Miranda6f6a06a2016-12-15 11:24:18 -0800311
Winson Chung3e803c72018-01-29 11:16:32 -0800312 public static void scaleRect(Rect r, float scale) {
313 if (scale != 1.0f) {
Jon Miranda6f6a06a2016-12-15 11:24:18 -0800314 r.left = (int) (r.left * scale + 0.5f);
315 r.top = (int) (r.top * scale + 0.5f);
316 r.right = (int) (r.right * scale + 0.5f);
317 r.bottom = (int) (r.bottom * scale + 0.5f);
Jon Miranda6f6a06a2016-12-15 11:24:18 -0800318 }
319 }
320
Winson Chung3e803c72018-01-29 11:16:32 -0800321 public static void insetRect(Rect r, Rect insets) {
322 r.left = Math.min(r.right, r.left + insets.left);
323 r.top = Math.min(r.bottom, r.top + insets.top);
324 r.right = Math.max(r.left, r.right - insets.right);
325 r.bottom = Math.max(r.top, r.bottom - insets.bottom);
326 }
327
Jon Miranda6f6a06a2016-12-15 11:24:18 -0800328 public static float shrinkRect(Rect r, float scaleX, float scaleY) {
Jon Mirandae96798e2016-12-07 12:10:44 -0800329 float scale = Math.min(Math.min(scaleX, scaleY), 1.0f);
330 if (scale < 1.0f) {
331 int deltaX = (int) (r.width() * (scaleX - scale) * 0.5f);
332 r.left += deltaX;
333 r.right -= deltaX;
Sunny Goyal106bf642015-07-16 12:18:06 -0700334
Jon Mirandae96798e2016-12-07 12:10:44 -0800335 int deltaY = (int) (r.height() * (scaleY - scale) * 0.5f);
336 r.top += deltaY;
337 r.bottom -= deltaY;
Sunny Goyal106bf642015-07-16 12:18:06 -0700338 }
Jon Mirandae96798e2016-12-07 12:10:44 -0800339 return scale;
Winson Chung3a6e7f32013-10-09 15:50:52 -0700340 }
341
Tony Wickhamb45444b2018-05-18 16:57:01 -0700342 /**
343 * Maps t from one range to another range.
344 * @param t The value to map.
345 * @param fromMin The lower bound of the range that t is being mapped from.
346 * @param fromMax The upper bound of the range that t is being mapped from.
347 * @param toMin The lower bound of the range that t is being mapped to.
348 * @param toMax The upper bound of the range that t is being mapped to.
349 * @return The mapped value of t.
350 */
Sunny Goyal0f3af752018-06-08 13:01:04 -0700351 public static float mapToRange(float t, float fromMin, float fromMax, float toMin, float toMax,
352 Interpolator interpolator) {
Tony Wickhamb45444b2018-05-18 16:57:01 -0700353 if (fromMin == fromMax || toMin == toMax) {
354 Log.e(TAG, "mapToRange: range has 0 length");
355 return toMin;
356 }
Tonye4c2e2b2019-03-25 10:23:39 -0500357 float progress = getProgress(t, fromMin, fromMax);
Sunny Goyal0f3af752018-06-08 13:01:04 -0700358 return mapRange(interpolator.getInterpolation(progress), toMin, toMax);
Tony Wickhamb45444b2018-05-18 16:57:01 -0700359 }
360
Tonye4c2e2b2019-03-25 10:23:39 -0500361 public static float getProgress(float current, float min, float max) {
362 return Math.abs(current - min) / Math.abs(max - min);
363 }
364
Winson Chung3e803c72018-01-29 11:16:32 -0800365 public static float mapRange(float value, float min, float max) {
366 return min + (value * (max - min));
367 }
368
Sunny Goyal0e947fb2017-05-19 12:21:50 -0700369 public static boolean isSystemApp(Context context, Intent intent) {
Sunny Goyalc5c60ad2014-07-14 12:02:01 -0700370 PackageManager pm = context.getPackageManager();
371 ComponentName cn = intent.getComponent();
372 String packageName = null;
373 if (cn == null) {
374 ResolveInfo info = pm.resolveActivity(intent, PackageManager.MATCH_DEFAULT_ONLY);
375 if ((info != null) && (info.activityInfo != null)) {
376 packageName = info.activityInfo.packageName;
377 }
378 } else {
379 packageName = cn.getPackageName();
380 }
381 if (packageName != null) {
382 try {
383 PackageInfo info = pm.getPackageInfo(packageName, 0);
384 return (info != null) && (info.applicationInfo != null) &&
385 ((info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0);
386 } catch (NameNotFoundException e) {
387 return false;
388 }
389 } else {
390 return false;
391 }
392 }
Sunny Goyal95abbb32014-08-04 10:53:22 -0700393
Sunny Goyal0fe505b2014-08-06 09:55:36 -0700394 /*
395 * Finds a system apk which had a broadcast receiver listening to a particular action.
396 * @param action intent action used to find the apk
397 * @return a pair of apk package name and the resources.
398 */
399 static Pair<String, Resources> findSystemApk(String action, PackageManager pm) {
400 final Intent intent = new Intent(action);
401 for (ResolveInfo info : pm.queryBroadcastReceivers(intent, 0)) {
402 if (info.activityInfo != null &&
403 (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) {
404 final String packageName = info.activityInfo.packageName;
405 try {
406 final Resources res = pm.getResourcesForApplication(packageName);
407 return Pair.create(packageName, res);
408 } catch (NameNotFoundException e) {
409 Log.w(TAG, "Failed to find resources for " + packageName);
410 }
411 }
412 }
413 return null;
414 }
Sunny Goyalfafca522014-11-03 11:30:01 -0800415
Sunny Goyal594d76d2014-11-06 10:12:54 -0800416 /**
Winson Chung82b016c2015-05-08 17:00:10 -0700417 * Trims the string, removing all whitespace at the beginning and end of the string.
418 * Non-breaking whitespaces are also removed.
419 */
420 public static String trim(CharSequence s) {
Winson Chungafa77e92015-05-15 12:04:03 -0700421 if (s == null) {
422 return null;
423 }
424
Winson Chung82b016c2015-05-08 17:00:10 -0700425 // Just strip any sequence of whitespace or java space characters from the beginning and end
426 Matcher m = sTrimPattern.matcher(s);
427 return m.replaceAll("$1");
428 }
Sunny Goyal70660032015-05-14 00:07:08 -0700429
Winson Chung2c6e5cc2015-06-01 14:38:24 -0700430 /**
431 * Calculates the height of a given string at a specific text size.
432 */
Sunny Goyalbaec6ff2016-09-14 11:26:21 -0700433 public static int calculateTextHeight(float textSizePx) {
Winson Chung2c6e5cc2015-06-01 14:38:24 -0700434 Paint p = new Paint();
435 p.setTextSize(textSizePx);
436 Paint.FontMetrics fm = p.getFontMetrics();
Sunny Goyalbaec6ff2016-09-14 11:26:21 -0700437 return (int) Math.ceil(fm.bottom - fm.top);
Winson Chung2c6e5cc2015-06-01 14:38:24 -0700438 }
439
Winson Chungb1777442015-06-16 13:35:04 -0700440 /**
441 * Convenience println with multiple args.
442 */
443 public static void println(String key, Object... args) {
444 StringBuilder b = new StringBuilder();
445 b.append(key);
446 b.append(": ");
447 boolean isFirstArgument = true;
448 for (Object arg : args) {
449 if (isFirstArgument) {
450 isFirstArgument = false;
451 } else {
452 b.append(", ");
453 }
454 b.append(arg);
455 }
456 System.out.println(b.toString());
457 }
458
Sunny Goyal70660032015-05-14 00:07:08 -0700459 public static boolean isRtl(Resources res) {
Sunny Goyala52ecb02016-12-16 15:04:51 -0800460 return res.getConfiguration().getLayoutDirection() == View.LAYOUT_DIRECTION_RTL;
Sunny Goyal70660032015-05-14 00:07:08 -0700461 }
Hyunyoung Song2bd3d7d2015-05-21 13:04:53 -0700462
Sunny Goyal5c97f512015-05-19 16:03:28 -0700463 /**
464 * Returns true if the intent is a valid launch intent for a launcher activity of an app.
465 * This is used to identify shortcuts which are different from the ones exposed by the
466 * applications' manifest file.
467 *
468 * @param launchIntent The intent that will be launched when the shortcut is clicked.
469 */
470 public static boolean isLauncherAppTarget(Intent launchIntent) {
Sunny Goyal4e5cc642015-06-25 16:37:44 -0700471 if (launchIntent != null
Sunny Goyal5c97f512015-05-19 16:03:28 -0700472 && Intent.ACTION_MAIN.equals(launchIntent.getAction())
473 && launchIntent.getComponent() != null
474 && launchIntent.getCategories() != null
475 && launchIntent.getCategories().size() == 1
476 && launchIntent.hasCategory(Intent.CATEGORY_LAUNCHER)
Sunny Goyal4e5cc642015-06-25 16:37:44 -0700477 && TextUtils.isEmpty(launchIntent.getDataString())) {
478 // An app target can either have no extra or have ItemInfo.EXTRA_PROFILE.
479 Bundle extras = launchIntent.getExtras();
Sunny Goyal24bb66a2017-03-21 15:12:01 -0700480 return extras == null || extras.keySet().isEmpty();
481 }
Sunny Goyal4e5cc642015-06-25 16:37:44 -0700482 return false;
Sunny Goyal5c97f512015-05-19 16:03:28 -0700483 }
Adam Cohen2e6da152015-05-06 11:42:25 -0700484
485 public static float dpiFromPx(int size, DisplayMetrics metrics){
486 float densityRatio = (float) metrics.densityDpi / DisplayMetrics.DENSITY_DEFAULT;
487 return (size / densityRatio);
488 }
vadimt1b383af2019-05-08 15:29:37 -0700489
Adam Cohen2e6da152015-05-06 11:42:25 -0700490 public static int pxFromSp(float size, DisplayMetrics metrics) {
491 return (int) Math.round(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP,
492 size, metrics));
493 }
Sunny Goyalb1622cc2015-06-10 16:00:42 -0700494
Sunny Goyalefb7e842018-10-04 15:11:00 -0700495 public static String createDbSelectionQuery(String columnName, IntArray values) {
496 return String.format(Locale.ENGLISH, "%s IN (%s)", columnName, values.toConcatString());
Sunny Goyalb1622cc2015-06-10 16:00:42 -0700497 }
Sunny Goyal25aba0a2015-07-16 15:07:47 -0700498
Sunny Goyal25aba0a2015-07-16 15:07:47 -0700499 public static boolean isBootCompleted() {
Sunny Goyaldfc8b662016-08-30 12:05:48 -0700500 return "1".equals(getSystemProperty("sys.boot_completed", "1"));
501 }
502
503 public static String getSystemProperty(String property, String defaultValue) {
Sunny Goyal25aba0a2015-07-16 15:07:47 -0700504 try {
505 Class clazz = Class.forName("android.os.SystemProperties");
506 Method getter = clazz.getDeclaredMethod("get", String.class);
Sunny Goyaldfc8b662016-08-30 12:05:48 -0700507 String value = (String) getter.invoke(null, property);
508 if (!TextUtils.isEmpty(value)) {
509 return value;
510 }
Sunny Goyal25aba0a2015-07-16 15:07:47 -0700511 } catch (Exception e) {
512 Log.d(TAG, "Unable to read system properties");
Sunny Goyal25aba0a2015-07-16 15:07:47 -0700513 }
Sunny Goyaldfc8b662016-08-30 12:05:48 -0700514 return defaultValue;
Sunny Goyal25aba0a2015-07-16 15:07:47 -0700515 }
Tony Wickham29d853c2015-09-08 10:35:56 -0700516
517 /**
518 * Ensures that a value is within given bounds. Specifically:
519 * If value is less than lowerBound, return lowerBound; else if value is greater than upperBound,
520 * return upperBound; else return value unchanged.
521 */
Tony Wickhamf549dab2016-05-16 09:54:06 -0700522 public static int boundToRange(int value, int lowerBound, int upperBound) {
523 return Math.max(lowerBound, Math.min(value, upperBound));
524 }
525
526 /**
527 * @see #boundToRange(int, int, int).
528 */
529 public static float boundToRange(float value, float lowerBound, float upperBound) {
Tony Wickham29d853c2015-09-08 10:35:56 -0700530 return Math.max(lowerBound, Math.min(value, upperBound));
531 }
Sunny Goyal9d438082015-09-25 11:50:16 -0700532
Sunny Goyale78e3d72015-09-24 11:23:31 -0700533 /**
Tony Wickhamb45444b2018-05-18 16:57:01 -0700534 * @see #boundToRange(int, int, int).
535 */
536 public static long boundToRange(long value, long lowerBound, long upperBound) {
537 return Math.max(lowerBound, Math.min(value, upperBound));
538 }
539
540 /**
Sunny Goyale78e3d72015-09-24 11:23:31 -0700541 * Wraps a message with a TTS span, so that a different message is spoken than
542 * what is getting displayed.
543 * @param msg original message
544 * @param ttsMsg message to be spoken
545 */
Sunny Goyale78e3d72015-09-24 11:23:31 -0700546 public static CharSequence wrapForTts(CharSequence msg, String ttsMsg) {
Sunny Goyala52ecb02016-12-16 15:04:51 -0800547 SpannableString spanned = new SpannableString(msg);
548 spanned.setSpan(new TtsSpan.TextBuilder(ttsMsg).build(),
549 0, spanned.length(), Spannable.SPAN_INCLUSIVE_INCLUSIVE);
550 return spanned;
Sunny Goyale78e3d72015-09-24 11:23:31 -0700551 }
Winson12fb9fc2015-10-01 15:34:08 -0700552
Sunny Goyalf7258242015-10-19 16:59:07 -0700553 public static SharedPreferences getPrefs(Context context) {
554 return context.getSharedPreferences(
555 LauncherFiles.SHARED_PREFERENCES_KEY, Context.MODE_PRIVATE);
556 }
Tony Wickham112ac952015-11-12 12:31:50 -0800557
Sunny Goyal9d887a22017-06-08 14:00:43 -0700558 public static SharedPreferences getDevicePrefs(Context context) {
559 return context.getSharedPreferences(
560 LauncherFiles.DEVICE_PREFERENCES_KEY, Context.MODE_PRIVATE);
561 }
562
Sunny Goyal7368fa42019-04-22 09:58:14 -0700563 public static boolean areAnimationsEnabled(Context context) {
564 return ATLEAST_OREO
565 ? ValueAnimator.areAnimatorsEnabled()
566 : !context.getSystemService(PowerManager.class).isPowerSaveMode();
Tony Wickham112ac952015-11-12 12:31:50 -0800567 }
Sunny Goyale1483fb2016-01-08 12:16:15 -0800568
Hyunyoung Song0de01172016-10-05 16:27:48 -0700569 public static boolean isWallpaperAllowed(Context context) {
Sunny Goyal8c48d8b2019-01-25 15:10:18 -0800570 return context.getSystemService(WallpaperManager.class).isSetWallpaperAllowed();
Sunny Goyal1ed6c4a2016-04-21 15:16:11 -0700571 }
572
Sunny Goyal713edfc2016-05-06 09:58:34 -0700573 public static void closeSilently(Closeable c) {
574 if (c != null) {
575 try {
576 c.close();
577 } catch (IOException e) {
Sunny Goyal3d706ad2017-03-06 16:56:39 -0800578 if (FeatureFlags.IS_DOGFOOD_BUILD) {
Sunny Goyal713edfc2016-05-06 09:58:34 -0700579 Log.d(TAG, "Error closing", e);
580 }
581 }
582 }
583 }
584
Sunny Goyal712ee532016-11-04 10:19:58 -0700585 public static boolean isBinderSizeError(Exception e) {
586 return e.getCause() instanceof TransactionTooLargeException
587 || e.getCause() instanceof DeadObjectException;
588 }
Sunny Goyalab121c12016-12-02 19:29:43 +0530589
Tony Wickham580edcf2017-02-09 08:28:52 -0800590 /**
Sunny Goyal3483c522018-04-12 11:23:33 -0700591 * Utility method to post a runnable on the handler, skipping the synchronization barriers.
592 */
593 public static void postAsyncCallback(Handler handler, Runnable callback) {
594 Message msg = Message.obtain(handler, callback);
595 msg.setAsynchronous(true);
596 handler.sendMessage(msg);
597 }
Vadim Tryshevff3fa342018-07-25 16:29:06 -0700598
Sunny Goyal415f1732018-11-29 10:33:47 -0800599 /**
600 * Parses a string encoded using {@link #getPointString(int, int)}
601 */
602 public static Point parsePoint(String point) {
603 String[] split = point.split(",");
604 return new Point(Integer.parseInt(split[0]), Integer.parseInt(split[1]));
605 }
606
607 /**
608 * Encodes a point to string to that it can be persisted atomically.
609 */
610 public static String getPointString(int x, int y) {
611 return String.format(Locale.ENGLISH, "%d,%d", x, y);
612 }
Jon Miranda0128d3f2019-02-14 09:19:31 -0800613
Tony573c3e12019-02-22 13:10:59 -0800614 public static void unregisterReceiverSafely(Context context, BroadcastReceiver receiver) {
615 try {
616 context.unregisterReceiver(receiver);
Jon Miranda1a49fb52019-02-19 15:34:41 -0800617 } catch (IllegalArgumentException e) {}
618 }
619
620 /**
621 * Returns the full drawable for {@param info}.
622 * @param outObj this is set to the internal data associated with {@param info},
Sunny Goyal6bbf6002019-04-17 18:38:52 -0700623 * eg {@link LauncherActivityInfo} or {@link ShortcutInfo}.
Jon Miranda1a49fb52019-02-19 15:34:41 -0800624 */
625 public static Drawable getFullDrawable(Launcher launcher, ItemInfo info, int width, int height,
Jon Miranda31458392019-03-04 20:54:53 -0800626 boolean flattenDrawable, Object[] outObj) {
Jon Miranda1a49fb52019-02-19 15:34:41 -0800627 LauncherAppState appState = LauncherAppState.getInstance(launcher);
628 if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) {
629 LauncherActivityInfo activityInfo = LauncherAppsCompat.getInstance(launcher)
630 .resolveActivity(info.getIntent(), info.user);
631 outObj[0] = activityInfo;
632 return (activityInfo != null) ? appState.getIconCache()
Jon Miranda31458392019-03-04 20:54:53 -0800633 .getFullResIcon(activityInfo, flattenDrawable) : null;
Jon Miranda1a49fb52019-02-19 15:34:41 -0800634 } else if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
635 if (info instanceof PendingAddShortcutInfo) {
636 ShortcutConfigActivityInfo activityInfo =
637 ((PendingAddShortcutInfo) info).activityInfo;
638 outObj[0] = activityInfo;
639 return activityInfo.getFullResIcon(appState.getIconCache());
640 }
641 ShortcutKey key = ShortcutKey.fromItemInfo(info);
642 DeepShortcutManager sm = DeepShortcutManager.getInstance(launcher);
Sunny Goyal6bbf6002019-04-17 18:38:52 -0700643 List<ShortcutInfo> si = sm.queryForFullDetails(
Jon Miranda1a49fb52019-02-19 15:34:41 -0800644 key.componentName.getPackageName(), Arrays.asList(key.getId()), key.user);
645 if (si.isEmpty()) {
646 return null;
647 } else {
648 outObj[0] = si.get(0);
649 return sm.getShortcutIconDrawable(si.get(0),
650 appState.getInvariantDeviceProfile().fillResIconDpi);
651 }
652 } else if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_FOLDER) {
653 FolderAdaptiveIcon icon = FolderAdaptiveIcon.createFolderAdaptiveIcon(
654 launcher, info.id, new Point(width, height));
655 if (icon == null) {
656 return null;
657 }
658 outObj[0] = icon;
659 return icon;
660 } else {
661 return null;
662 }
Tony573c3e12019-02-22 13:10:59 -0800663 }
Jon Mirandac7206ca2019-05-13 14:57:50 -0700664
Jon Miranda40285752019-05-14 15:17:30 -0700665 /**
666 * For apps icons and shortcut icons that have badges, this method creates a drawable that can
667 * later on be rendered on top of the layers for the badges. For app icons, work profile badges
668 * can only be applied. For deep shortcuts, when dragged from the pop up container, there's no
669 * badge. When dragged from workspace or folder, it may contain app AND/OR work profile badge
670 **/
671 @TargetApi(Build.VERSION_CODES.O)
672 public static Drawable getBadge(Launcher launcher, ItemInfo info, Object obj) {
673 LauncherAppState appState = LauncherAppState.getInstance(launcher);
674 int iconSize = appState.getInvariantDeviceProfile().iconBitmapSize;
675 if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
676 boolean iconBadged = (info instanceof ItemInfoWithIcon)
677 && (((ItemInfoWithIcon) info).runtimeStatusFlags & FLAG_ICON_BADGED) > 0;
678 if ((info.id == ItemInfo.NO_ID && !iconBadged)
679 || !(obj instanceof ShortcutInfo)) {
680 // The item is not yet added on home screen.
681 return new FixedSizeEmptyDrawable(iconSize);
682 }
683 ShortcutInfo si = (ShortcutInfo) obj;
684 LauncherIcons li = LauncherIcons.obtain(appState.getContext());
685 Bitmap badge = li.getShortcutInfoBadge(si, appState.getIconCache()).iconBitmap;
686 li.recycle();
687 float badgeSize = launcher.getResources().getDimension(R.dimen.profile_badge_size);
688 float insetFraction = (iconSize - badgeSize) / iconSize;
689 return new InsetDrawable(new FastBitmapDrawable(badge),
690 insetFraction, insetFraction, 0, 0);
691 } else if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_FOLDER) {
692 return ((FolderAdaptiveIcon) obj).getBadge();
693 } else {
694 return launcher.getPackageManager()
695 .getUserBadgedIcon(new FixedSizeEmptyDrawable(iconSize), info.user);
696 }
697 }
698
Jon Mirandac7206ca2019-05-13 14:57:50 -0700699 public static int[] getIntArrayFromString(String tokenized) {
700 StringTokenizer tokenizer = new StringTokenizer(tokenized, ",");
701 int[] array = new int[tokenizer.countTokens()];
702 int count = 0;
703 while (tokenizer.hasMoreTokens()) {
704 array[count] = Integer.parseInt(tokenizer.nextToken());
705 count++;
706 }
707 return array;
708 }
709
710 public static String getStringFromIntArray(int[] array) {
711 StringBuilder str = new StringBuilder();
712 for (int value : array) {
713 str.append(value).append(",");
714 }
715 return str.toString();
716 }
Jon Miranda40285752019-05-14 15:17:30 -0700717
718 private static class FixedSizeEmptyDrawable extends ColorDrawable {
719
720 private final int mSize;
721
722 public FixedSizeEmptyDrawable(int size) {
723 super(Color.TRANSPARENT);
724 mSize = size;
725 }
726
727 @Override
728 public int getIntrinsicHeight() {
729 return mSize;
730 }
731
732 @Override
733 public int getIntrinsicWidth() {
734 return mSize;
735 }
736 }
The Android Open Source Project31dd5032009-03-03 19:32:27 -0800737}