ItemInfo.java revision 325dc23624160689e59fbac708cf6f222b20d025
131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project/* 231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * you may not use this file except in compliance with the License. 631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * You may obtain a copy of the License at 731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 1031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 1131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 1231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * See the License for the specific language governing permissions and 1431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * limitations under the License. 1531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17325dc23624160689e59fbac708cf6f222b20d025Daniel Sandlerpackage com.android.launcher3; 1831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.ContentValues; 20be365165ed00205265c1876c4829fa9ac630da2aWinson Chungimport android.content.Intent; 2131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Bitmap; 2231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.util.Log; 2331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 24be365165ed00205265c1876c4829fa9ac630da2aWinson Chungimport java.io.ByteArrayOutputStream; 25be365165ed00205265c1876c4829fa9ac630da2aWinson Chungimport java.io.IOException; 26be365165ed00205265c1876c4829fa9ac630da2aWinson Chung 2731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project/** 2831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Represents an item in the launcher. 2931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 3031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectclass ItemInfo { 3131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 3231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project static final int NO_ID = -1; 3331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 3431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 3531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * The id in the settings database for this item 3631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 3731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project long id = NO_ID; 3831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 3931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 4031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * One of {@link LauncherSettings.Favorites#ITEM_TYPE_APPLICATION}, 4131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * {@link LauncherSettings.Favorites#ITEM_TYPE_SHORTCUT}, 42df2cc41acbfacd576f99483a4af1cda32ebd3d09Adam Cohen * {@link LauncherSettings.Favorites#ITEM_TYPE_FOLDER}, or 437376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project * {@link LauncherSettings.Favorites#ITEM_TYPE_APPWIDGET}. 4431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 4531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int itemType; 4631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 4731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 4831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * The id of the container that holds this item. For the desktop, this will be 4931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * {@link LauncherSettings.Favorites#CONTAINER_DESKTOP}. For the all applications folder it 5031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * will be {@link #NO_ID} (since it is not stored in the settings DB). For user folders 5131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * it will be the id of the folder. 5231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 5331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project long container = NO_ID; 5431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 5531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 5631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Iindicates the screen in which the shortcut appears. 5731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 5831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screen = -1; 5931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 6031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 6131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Indicates the X position of the associated cell. 6231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 6331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int cellX = -1; 6431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 6531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 6631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Indicates the Y position of the associated cell. 6731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 6831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int cellY = -1; 6931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 7131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Indicates the X cell span. 7231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 7331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX = 1; 7431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 7631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Indicates the Y cell span. 7731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 7831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY = 1; 7931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8073b979d8c141c7ceac82dad7c5b271a6a42afa67Romain Guy /** 81d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * Indicates the minimum X cell span. 82d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen */ 83d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int minSpanX = 1; 84d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 85d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen /** 86d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * Indicates the minimum Y cell span. 87d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen */ 88d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int minSpanY = 1; 89487f7dd3059621527eb439d7d51d34e00293f9b1Adam Cohen 90487f7dd3059621527eb439d7d51d34e00293f9b1Adam Cohen /** 91487f7dd3059621527eb439d7d51d34e00293f9b1Adam Cohen * Indicates that this item needs to be updated in the db 92487f7dd3059621527eb439d7d51d34e00293f9b1Adam Cohen */ 93487f7dd3059621527eb439d7d51d34e00293f9b1Adam Cohen boolean requiresDbUpdate = false; 94487f7dd3059621527eb439d7d51d34e00293f9b1Adam Cohen 95d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen /** 96487f7dd3059621527eb439d7d51d34e00293f9b1Adam Cohen * Title of the item 9773b979d8c141c7ceac82dad7c5b271a6a42afa67Romain Guy */ 98487f7dd3059621527eb439d7d51d34e00293f9b1Adam Cohen CharSequence title; 9973b979d8c141c7ceac82dad7c5b271a6a42afa67Romain Guy 100bbaa75c8c432c46c00ee2eb836e438b3774d6709Patrick Dubroy /** 101bbaa75c8c432c46c00ee2eb836e438b3774d6709Patrick Dubroy * The position of the item in a drag-and-drop operation. 102bbaa75c8c432c46c00ee2eb836e438b3774d6709Patrick Dubroy */ 103bbaa75c8c432c46c00ee2eb836e438b3774d6709Patrick Dubroy int[] dropPos = null; 104bbaa75c8c432c46c00ee2eb836e438b3774d6709Patrick Dubroy 105c9d95c5897fc5ebbf53903d4ab18ad13d196f643Michael Jurka ItemInfo() { 10631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 10731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 108c9d95c5897fc5ebbf53903d4ab18ad13d196f643Michael Jurka ItemInfo(ItemInfo info) { 10931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project id = info.id; 11031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellX = info.cellX; 11131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellY = info.cellY; 11231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project spanX = info.spanX; 11331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project spanY = info.spanY; 11431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project screen = info.screen; 11531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project itemType = info.itemType; 11631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project container = info.container; 11796610d53f1cb1fa4c2406f7b3fca0fcaf16f6b36Michael Jurka // tempdebug: 11896610d53f1cb1fa4c2406f7b3fca0fcaf16f6b36Michael Jurka LauncherModel.checkItemInfo(this); 11931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 12031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 121be365165ed00205265c1876c4829fa9ac630da2aWinson Chung /** Returns the package name that the intent will resolve to, or an empty string if 122be365165ed00205265c1876c4829fa9ac630da2aWinson Chung * none exists. */ 123be365165ed00205265c1876c4829fa9ac630da2aWinson Chung static String getPackageName(Intent intent) { 124be365165ed00205265c1876c4829fa9ac630da2aWinson Chung if (intent != null) { 125be365165ed00205265c1876c4829fa9ac630da2aWinson Chung String packageName = intent.getPackage(); 12633a0ad56c0970b5c60b6e4e207f24dcefd1fd3e8Winson Chung if (packageName == null && intent.getComponent() != null) { 127be365165ed00205265c1876c4829fa9ac630da2aWinson Chung packageName = intent.getComponent().getPackageName(); 128be365165ed00205265c1876c4829fa9ac630da2aWinson Chung } 129be365165ed00205265c1876c4829fa9ac630da2aWinson Chung if (packageName != null) { 130be365165ed00205265c1876c4829fa9ac630da2aWinson Chung return packageName; 131be365165ed00205265c1876c4829fa9ac630da2aWinson Chung } 132be365165ed00205265c1876c4829fa9ac630da2aWinson Chung } 133be365165ed00205265c1876c4829fa9ac630da2aWinson Chung return ""; 134be365165ed00205265c1876c4829fa9ac630da2aWinson Chung } 135be365165ed00205265c1876c4829fa9ac630da2aWinson Chung 13631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 13731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Write the fields of this item to the DB 13831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 13931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param values 14031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 14131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void onAddToDatabase(ContentValues values) { 14273b979d8c141c7ceac82dad7c5b271a6a42afa67Romain Guy values.put(LauncherSettings.BaseLauncherColumns.ITEM_TYPE, itemType); 143487f7dd3059621527eb439d7d51d34e00293f9b1Adam Cohen values.put(LauncherSettings.Favorites.CONTAINER, container); 144487f7dd3059621527eb439d7d51d34e00293f9b1Adam Cohen values.put(LauncherSettings.Favorites.SCREEN, screen); 145487f7dd3059621527eb439d7d51d34e00293f9b1Adam Cohen values.put(LauncherSettings.Favorites.CELLX, cellX); 146487f7dd3059621527eb439d7d51d34e00293f9b1Adam Cohen values.put(LauncherSettings.Favorites.CELLY, cellY); 147487f7dd3059621527eb439d7d51d34e00293f9b1Adam Cohen values.put(LauncherSettings.Favorites.SPANX, spanX); 148487f7dd3059621527eb439d7d51d34e00293f9b1Adam Cohen values.put(LauncherSettings.Favorites.SPANY, spanY); 14931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 15031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 151aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung void updateValuesWithCoordinates(ContentValues values, int cellX, int cellY) { 152aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung values.put(LauncherSettings.Favorites.CELLX, cellX); 153aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung values.put(LauncherSettings.Favorites.CELLY, cellY); 154aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 155aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1560589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato static byte[] flattenBitmap(Bitmap bitmap) { 1570589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato // Try go guesstimate how much space the icon will take when serialized 1580589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato // to avoid unnecessary allocations/copies during the write. 1590589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato int size = bitmap.getWidth() * bitmap.getHeight() * 4; 1600589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato ByteArrayOutputStream out = new ByteArrayOutputStream(size); 1610589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato try { 1620589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato bitmap.compress(Bitmap.CompressFormat.PNG, 100, out); 1630589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato out.flush(); 1640589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato out.close(); 1650589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato return out.toByteArray(); 1660589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato } catch (IOException e) { 1670589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato Log.w("Favorite", "Could not write icon"); 1680589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato return null; 1690589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato } 1700589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato } 1710589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato 17231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project static void writeBitmap(ContentValues values, Bitmap bitmap) { 17331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (bitmap != null) { 1740589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato byte[] data = flattenBitmap(bitmap); 1750589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato values.put(LauncherSettings.Favorites.ICON, data); 17631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 17731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1784eac29a80b9a73465c8de54f1caec2a8098a73c6Adam Cohen 1794eac29a80b9a73465c8de54f1caec2a8098a73c6Adam Cohen /** 1804eac29a80b9a73465c8de54f1caec2a8098a73c6Adam Cohen * It is very important that sub-classes implement this if they contain any references 1814eac29a80b9a73465c8de54f1caec2a8098a73c6Adam Cohen * to the activity (anything in the view hierarchy etc.). If not, leaks can result since 1824eac29a80b9a73465c8de54f1caec2a8098a73c6Adam Cohen * ItemInfo objects persist across rotation and can hence leak by holding stale references 1834eac29a80b9a73465c8de54f1caec2a8098a73c6Adam Cohen * to the old view hierarchy / activity. 1844eac29a80b9a73465c8de54f1caec2a8098a73c6Adam Cohen */ 1859c1289cb3bfb74f86e53ec7ac6dd76bb39666b2dJoe Onorato void unbind() { 1869c1289cb3bfb74f86e53ec7ac6dd76bb39666b2dJoe Onorato } 1878802e960495e61803c18ea3dda2e30ef0a611d8fDaniel Sandler 1888802e960495e61803c18ea3dda2e30ef0a611d8fDaniel Sandler @Override 1898802e960495e61803c18ea3dda2e30ef0a611d8fDaniel Sandler public String toString() { 190c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung return "Item(id=" + this.id + " type=" + this.itemType + " container=" + this.container 191c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung + " screen=" + screen + " cellX=" + cellX + " cellY=" + cellY + " spanX=" + spanX 192487f7dd3059621527eb439d7d51d34e00293f9b1Adam Cohen + " spanY=" + spanY + " dropPos=" + dropPos + ")"; 1938802e960495e61803c18ea3dda2e30ef0a611d8fDaniel Sandler } 19431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 195