Shared.java revision d9caa6ab53aa784acaf241c0ded3c4ae2d342bf8
1fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay/* 2fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay * Copyright (C) 2015 The Android Open Source Project 3fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay * 4fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay * Licensed under the Apache License, Version 2.0 (the "License"); 5fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay * you may not use this file except in compliance with the License. 6fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay * You may obtain a copy of the License at 7fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay * 8fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay * http://www.apache.org/licenses/LICENSE-2.0 9fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay * 10fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay * Unless required by applicable law or agreed to in writing, software 11fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay * distributed under the License is distributed on an "AS IS" BASIS, 12fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay * See the License for the specific language governing permissions and 14fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay * limitations under the License. 15fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay */ 16fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay 17d9caa6ab53aa784acaf241c0ded3c4ae2d342bf8Steve McKaypackage com.android.documentsui.base; 18fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay 1924917427f41f9e41925c4a56d0c71d85e30643dfSteve McKayimport android.app.Activity; 2017f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKayimport android.app.AlertDialog; 21919231857d2add3afe51f06aaf41663a252c3e0eBen Kwaimport android.content.Context; 2217f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKayimport android.content.Intent; 23741ac6fffb3ee2441569412a28a1c4f3c2160d87Aga Wronskaimport android.content.res.Configuration; 242056205cb85d529d732638c45fe459168168e1eeGarfield, Tanimport android.os.Looper; 2517f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKayimport android.provider.DocumentsContract; 2655c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKayimport android.text.TextUtils; 278e3fd7676023738c04d099f2940a635ff0699717Ben Kwaimport android.text.format.DateUtils; 288e3fd7676023738c04d099f2940a635ff0699717Ben Kwaimport android.text.format.Time; 292056205cb85d529d732638c45fe459168168e1eeGarfield, Tanimport android.util.Log; 30741ac6fffb3ee2441569412a28a1c4f3c2160d87Aga Wronskaimport android.view.WindowManager; 316d50bcc90e6f8b3c16e23b3fc2d63f57804dd805Aga Wronska 32d9caa6ab53aa784acaf241c0ded3c4ae2d342bf8Steve McKayimport com.android.documentsui.R; 33d9caa6ab53aa784acaf241c0ded3c4ae2d342bf8Steve McKayimport com.android.documentsui.R.bool; 34d9caa6ab53aa784acaf241c0ded3c4ae2d342bf8Steve McKay 3555c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKayimport java.text.Collator; 36c83baa0574ee9e34c0e06bda1ff08928d880ee36Steve McKayimport java.util.ArrayList; 37c83baa0574ee9e34c0e06bda1ff08928d880ee36Steve McKayimport java.util.List; 38c83baa0574ee9e34c0e06bda1ff08928d880ee36Steve McKay 3985ec0d676297724f211213c7cb188839f1d3601bSteve McKayimport javax.annotation.Nullable; 4085ec0d676297724f211213c7cb188839f1d3601bSteve McKay 414d0255f79cc92a5675d14b20f9cdf06ecb8d7109Steve McKay/** @hide */ 42fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKaypublic final class Shared { 4355c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay 440af8afd3309538dec784ed0c9c35b252a8213123Steve McKay public static final String TAG = "Documents"; 450af8afd3309538dec784ed0c9c35b252a8213123Steve McKay 462e809a14468df6437ccd1b147b421553e6a06a7eGarfield, Tan public static final boolean DEBUG = true; 470af8afd3309538dec784ed0c9c35b252a8213123Steve McKay 48ae96780a8909476dca709b88dbae5ec9a2f0632cBen Kwa /** Intent action name to pick a copy destination. */ 49ae96780a8909476dca709b88dbae5ec9a2f0632cBen Kwa public static final String ACTION_PICK_COPY_DESTINATION = 50ae96780a8909476dca709b88dbae5ec9a2f0632cBen Kwa "com.android.documentsui.PICK_COPY_DESTINATION"; 51ae96780a8909476dca709b88dbae5ec9a2f0632cBen Kwa 52ae96780a8909476dca709b88dbae5ec9a2f0632cBen Kwa /** 5317f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay * Extra flag allowing app to be opened in productivity mode (less downloadsy). 5417f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay * Useful developers and the likes. When set to true overrides the default 5517f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay * config value of productivity_device. 5617f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay */ 5717f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay public static final String EXTRA_PRODUCTIVITY_MODE = "com.android.documentsui.PRODUCTIVITY"; 5817f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay 5917f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay /** 60ae96780a8909476dca709b88dbae5ec9a2f0632cBen Kwa * Extra boolean flag for {@link ACTION_PICK_COPY_DESTINATION}, which 61ae96780a8909476dca709b88dbae5ec9a2f0632cBen Kwa * specifies if the destination directory needs to create new directory or not. 62ae96780a8909476dca709b88dbae5ec9a2f0632cBen Kwa */ 63ae96780a8909476dca709b88dbae5ec9a2f0632cBen Kwa public static final String EXTRA_DIRECTORY_COPY = "com.android.documentsui.DIRECTORY_COPY"; 6417f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay 6517f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay /** 6617f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay * Extra flag used to store the current stack so user opens in right spot. 6717f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay */ 68af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska public static final String EXTRA_STACK = "com.android.documentsui.STACK"; 69af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska 70af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska /** 71af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska * Extra flag used to store query of type String in the bundle. 72af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska */ 73af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska public static final String EXTRA_QUERY = "query"; 74af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska 75af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska /** 76af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska * Extra flag used to store state of type State in the bundle. 77af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska */ 78af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska public static final String EXTRA_STATE = "state"; 79af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska 80af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska /** 81af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska * Extra flag used to store type of DirectoryFragment's type ResultType type in the bundle. 82af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska */ 83af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska public static final String EXTRA_TYPE = "type"; 84af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska 85af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska /** 86af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska * Extra flag used to store root of type RootInfo in the bundle. 87af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska */ 88af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska public static final String EXTRA_ROOT = "root"; 89af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska 90af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska /** 91af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska * Extra flag used to store document of DocumentInfo type in the bundle. 92af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska */ 93af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska public static final String EXTRA_DOC = "document"; 94af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska 95af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska /** 96af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska * Extra flag used to store DirectoryFragment's selection of Selection type in the bundle. 97af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska */ 98af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska public static final String EXTRA_SELECTION = "selection"; 99af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska 100af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska /** 101af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska * Extra flag used to store DirectoryFragment's search mode of boolean type in the bundle. 102af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska */ 103af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska public static final String EXTRA_SEARCH_MODE = "searchMode"; 104af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska 105af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska /** 106af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska * Extra flag used to store DirectoryFragment's ignore state of boolean type in the bundle. 107af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska */ 108af5ace5d5e3a273b151e012206efd029c2872b59Aga Wronska public static final String EXTRA_IGNORE_STATE = "ignoreState"; 109ae96780a8909476dca709b88dbae5ec9a2f0632cBen Kwa 110b8373c22f1bacf194c35a45dde337cad2e904587Tomasz Mikolajewski /** 111b8373c22f1bacf194c35a45dde337cad2e904587Tomasz Mikolajewski * Extra for an Intent for enabling performance benchmark. Used only by tests. 112b8373c22f1bacf194c35a45dde337cad2e904587Tomasz Mikolajewski */ 113b8373c22f1bacf194c35a45dde337cad2e904587Tomasz Mikolajewski public static final String EXTRA_BENCHMARK = "com.android.documentsui.benchmark"; 114b8373c22f1bacf194c35a45dde337cad2e904587Tomasz Mikolajewski 1152ccad1e19bb5e9308ff06c90327de99cc509f613Tomasz Mikolajewski /** 1162ccad1e19bb5e9308ff06c90327de99cc509f613Tomasz Mikolajewski * Maximum number of items in a Binder transaction packet. 1172ccad1e19bb5e9308ff06c90327de99cc509f613Tomasz Mikolajewski */ 11884769b8205cf4a100c9d4f65c41cf72ba7a3b40fSteve McKay public static final int MAX_DOCS_IN_INTENT = 500; 1192ccad1e19bb5e9308ff06c90327de99cc509f613Tomasz Mikolajewski 12083ac678e3ee261f3413486b4a2f9bd6337a820a8Steve McKay /** 12183ac678e3ee261f3413486b4a2f9bd6337a820a8Steve McKay * Animation duration of checkbox in directory list/grid in millis. 12283ac678e3ee261f3413486b4a2f9bd6337a820a8Steve McKay */ 12383ac678e3ee261f3413486b4a2f9bd6337a820a8Steve McKay public static final int CHECK_ANIMATION_DURATION = 100; 12483ac678e3ee261f3413486b4a2f9bd6337a820a8Steve McKay 12555c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay private static final Collator sCollator; 12655c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay 12755c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay static { 12855c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay sCollator = Collator.getInstance(); 12955c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay sCollator.setStrength(Collator.SECONDARY); 13055c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay } 13155c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay 132919231857d2add3afe51f06aaf41663a252c3e0eBen Kwa /** 133919231857d2add3afe51f06aaf41663a252c3e0eBen Kwa * Generates a formatted quantity string. 134919231857d2add3afe51f06aaf41663a252c3e0eBen Kwa */ 135919231857d2add3afe51f06aaf41663a252c3e0eBen Kwa public static final String getQuantityString(Context context, int resourceId, int quantity) { 136919231857d2add3afe51f06aaf41663a252c3e0eBen Kwa return context.getResources().getQuantityString(resourceId, quantity, quantity); 137919231857d2add3afe51f06aaf41663a252c3e0eBen Kwa } 1388e3fd7676023738c04d099f2940a635ff0699717Ben Kwa 1398e3fd7676023738c04d099f2940a635ff0699717Ben Kwa public static String formatTime(Context context, long when) { 1408e3fd7676023738c04d099f2940a635ff0699717Ben Kwa // TODO: DateUtils should make this easier 1418e3fd7676023738c04d099f2940a635ff0699717Ben Kwa Time then = new Time(); 1428e3fd7676023738c04d099f2940a635ff0699717Ben Kwa then.set(when); 1438e3fd7676023738c04d099f2940a635ff0699717Ben Kwa Time now = new Time(); 1448e3fd7676023738c04d099f2940a635ff0699717Ben Kwa now.setToNow(); 1458e3fd7676023738c04d099f2940a635ff0699717Ben Kwa 1468e3fd7676023738c04d099f2940a635ff0699717Ben Kwa int flags = DateUtils.FORMAT_NO_NOON | DateUtils.FORMAT_NO_MIDNIGHT 1478e3fd7676023738c04d099f2940a635ff0699717Ben Kwa | DateUtils.FORMAT_ABBREV_ALL; 1488e3fd7676023738c04d099f2940a635ff0699717Ben Kwa 1498e3fd7676023738c04d099f2940a635ff0699717Ben Kwa if (then.year != now.year) { 1508e3fd7676023738c04d099f2940a635ff0699717Ben Kwa flags |= DateUtils.FORMAT_SHOW_YEAR | DateUtils.FORMAT_SHOW_DATE; 1518e3fd7676023738c04d099f2940a635ff0699717Ben Kwa } else if (then.yearDay != now.yearDay) { 1528e3fd7676023738c04d099f2940a635ff0699717Ben Kwa flags |= DateUtils.FORMAT_SHOW_DATE; 1538e3fd7676023738c04d099f2940a635ff0699717Ben Kwa } else { 1548e3fd7676023738c04d099f2940a635ff0699717Ben Kwa flags |= DateUtils.FORMAT_SHOW_TIME; 1558e3fd7676023738c04d099f2940a635ff0699717Ben Kwa } 1568e3fd7676023738c04d099f2940a635ff0699717Ben Kwa 1578e3fd7676023738c04d099f2940a635ff0699717Ben Kwa return DateUtils.formatDateTime(context, when, flags); 1588e3fd7676023738c04d099f2940a635ff0699717Ben Kwa } 1598e3fd7676023738c04d099f2940a635ff0699717Ben Kwa 160c83baa0574ee9e34c0e06bda1ff08928d880ee36Steve McKay /** 161c83baa0574ee9e34c0e06bda1ff08928d880ee36Steve McKay * A convenient way to transform any list into a (parcelable) ArrayList. 162c83baa0574ee9e34c0e06bda1ff08928d880ee36Steve McKay * Uses cast if possible, else creates a new list with entries from {@code list}. 163c83baa0574ee9e34c0e06bda1ff08928d880ee36Steve McKay */ 164c83baa0574ee9e34c0e06bda1ff08928d880ee36Steve McKay public static <T> ArrayList<T> asArrayList(List<T> list) { 165c83baa0574ee9e34c0e06bda1ff08928d880ee36Steve McKay return list instanceof ArrayList 166c83baa0574ee9e34c0e06bda1ff08928d880ee36Steve McKay ? (ArrayList<T>) list 167c83baa0574ee9e34c0e06bda1ff08928d880ee36Steve McKay : new ArrayList<T>(list); 168c83baa0574ee9e34c0e06bda1ff08928d880ee36Steve McKay } 16955c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay 17055c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay /** 17155c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay * Compare two strings against each other using system default collator in a 17206b036f0236149aa8f19a3ededf3d66ba2121a8dTomasz Mikolajewski * case-insensitive mode. Clusters strings prefixed with {@link DIR_PREFIX} 17306b036f0236149aa8f19a3ededf3d66ba2121a8dTomasz Mikolajewski * before other items. 17455c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay */ 17555c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay public static int compareToIgnoreCaseNullable(String lhs, String rhs) { 17655c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay final boolean leftEmpty = TextUtils.isEmpty(lhs); 17755c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay final boolean rightEmpty = TextUtils.isEmpty(rhs); 17855c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay 17955c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay if (leftEmpty && rightEmpty) return 0; 18055c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay if (leftEmpty) return -1; 18155c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay if (rightEmpty) return 1; 18255c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay 18355c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay return sCollator.compare(lhs, rhs); 18455c00e7356d9f76e7378cf7c701b9a41cb7be6daSteve McKay } 185741ac6fffb3ee2441569412a28a1c4f3c2160d87Aga Wronska 186741ac6fffb3ee2441569412a28a1c4f3c2160d87Aga Wronska public static boolean isHardwareKeyboardAvailable(Context context) { 187741ac6fffb3ee2441569412a28a1c4f3c2160d87Aga Wronska return context.getResources().getConfiguration().keyboard != Configuration.KEYBOARD_NOKEYS; 188741ac6fffb3ee2441569412a28a1c4f3c2160d87Aga Wronska } 189741ac6fffb3ee2441569412a28a1c4f3c2160d87Aga Wronska 190741ac6fffb3ee2441569412a28a1c4f3c2160d87Aga Wronska public static void ensureKeyboardPresent(Context context, AlertDialog dialog) { 191741ac6fffb3ee2441569412a28a1c4f3c2160d87Aga Wronska if (!isHardwareKeyboardAvailable(context)) { 192741ac6fffb3ee2441569412a28a1c4f3c2160d87Aga Wronska dialog.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE); 193741ac6fffb3ee2441569412a28a1c4f3c2160d87Aga Wronska } 194741ac6fffb3ee2441569412a28a1c4f3c2160d87Aga Wronska } 195741ac6fffb3ee2441569412a28a1c4f3c2160d87Aga Wronska 19664ae1f4e0236cf9ff06e19887c491bf08ee8adceAga Wronska /* 19717f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay * Returns true if app is running in "productivity mode". 19864ae1f4e0236cf9ff06e19887c491bf08ee8adceAga Wronska */ 19917f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay private static boolean isProductivityMode(Context context, Intent intent) { 20017f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay return intent.getBooleanExtra( 20117f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay Shared.EXTRA_PRODUCTIVITY_MODE, 20217f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay context.getResources().getBoolean(R.bool.productivity_device)); 20317f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay } 20417f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay 20517f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay /* 20617f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay * Returns true if "Documents" root should be shown. 20717f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay */ 20817f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay public static boolean shouldShowDocumentsRoot(Context context, Intent intent) { 20917f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay return isProductivityMode(context, intent); 21017f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay } 21117f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay 21217f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay /* 21317f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay * Returns true if device root should be shown. 21417f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay */ 21517f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay public static boolean shouldShowDeviceRoot(Context context, Intent intent) { 21617f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay return isProductivityMode(context, intent) 21717f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay || intent.getBooleanExtra(DocumentsContract.EXTRA_SHOW_ADVANCED, false); 21817f7e5891cbe86fc6cacae045a4edd3e41f8d5eeSteve McKay } 21924917427f41f9e41925c4a56d0c71d85e30643dfSteve McKay 22024917427f41f9e41925c4a56d0c71d85e30643dfSteve McKay /** 22124917427f41f9e41925c4a56d0c71d85e30643dfSteve McKay * Returns true if device root should be shown. 22224917427f41f9e41925c4a56d0c71d85e30643dfSteve McKay */ 22324917427f41f9e41925c4a56d0c71d85e30643dfSteve McKay public static boolean shouldShowFancyFeatures(Activity activity) { 22424917427f41f9e41925c4a56d0c71d85e30643dfSteve McKay Intent intent = activity.getIntent(); 22524917427f41f9e41925c4a56d0c71d85e30643dfSteve McKay return isProductivityMode(activity, intent) 22624917427f41f9e41925c4a56d0c71d85e30643dfSteve McKay || intent.getBooleanExtra(DocumentsContract.EXTRA_FANCY_FEATURES, false); 22724917427f41f9e41925c4a56d0c71d85e30643dfSteve McKay } 2282056205cb85d529d732638c45fe459168168e1eeGarfield, Tan 2292056205cb85d529d732638c45fe459168168e1eeGarfield, Tan public static void checkMainLoop() { 2302056205cb85d529d732638c45fe459168168e1eeGarfield, Tan if (Looper.getMainLooper() != Looper.myLooper()) { 2312056205cb85d529d732638c45fe459168168e1eeGarfield, Tan Log.e(TAG, "Calling from non-UI thread!"); 2322056205cb85d529d732638c45fe459168168e1eeGarfield, Tan } 2332056205cb85d529d732638c45fe459168168e1eeGarfield, Tan } 23485ec0d676297724f211213c7cb188839f1d3601bSteve McKay 23585ec0d676297724f211213c7cb188839f1d3601bSteve McKay public static @Nullable <T> T findView(Activity activity, int... resources) { 23685ec0d676297724f211213c7cb188839f1d3601bSteve McKay for (int id : resources) { 23785ec0d676297724f211213c7cb188839f1d3601bSteve McKay @SuppressWarnings("unchecked") 23885ec0d676297724f211213c7cb188839f1d3601bSteve McKay T r = (T) activity.findViewById(id); 23985ec0d676297724f211213c7cb188839f1d3601bSteve McKay if (r != null) { 24085ec0d676297724f211213c7cb188839f1d3601bSteve McKay return r; 24185ec0d676297724f211213c7cb188839f1d3601bSteve McKay } 24285ec0d676297724f211213c7cb188839f1d3601bSteve McKay } 24385ec0d676297724f211213c7cb188839f1d3601bSteve McKay return null; 24485ec0d676297724f211213c7cb188839f1d3601bSteve McKay } 245fefcd700d6b4cf1c4402af74c50fb0e762472901Steve McKay} 246