| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.launcher2; |
| |
| import android.app.SearchManager; |
| import android.appwidget.AppWidgetHost; |
| import android.appwidget.AppWidgetManager; |
| import android.appwidget.AppWidgetProviderInfo; |
| import android.content.ContentProvider; |
| import android.content.Context; |
| import android.content.ContentValues; |
| import android.content.Intent; |
| import android.content.ComponentName; |
| import android.content.ContentUris; |
| import android.content.ContentResolver; |
| import android.content.res.Resources; |
| import android.content.res.XmlResourceParser; |
| import android.content.res.TypedArray; |
| import android.content.pm.PackageManager; |
| import android.content.pm.ActivityInfo; |
| import android.database.sqlite.SQLiteOpenHelper; |
| import android.database.sqlite.SQLiteDatabase; |
| import android.database.sqlite.SQLiteStatement; |
| import android.database.sqlite.SQLiteQueryBuilder; |
| import android.database.Cursor; |
| import android.database.SQLException; |
| import android.graphics.Bitmap; |
| import android.graphics.BitmapFactory; |
| import android.util.Log; |
| import android.util.Xml; |
| import android.util.AttributeSet; |
| import android.net.Uri; |
| import android.text.TextUtils; |
| import android.provider.Settings; |
| |
| import java.io.IOException; |
| import java.net.URISyntaxException; |
| import java.util.List; |
| |
| import org.xmlpull.v1.XmlPullParserException; |
| import org.xmlpull.v1.XmlPullParser; |
| |
| import com.android.internal.util.XmlUtils; |
| import com.android.launcher2.LauncherSettings.Favorites; |
| |
| import com.android.launcher.R; |
| |
| public class LauncherProvider extends ContentProvider { |
| private static final String TAG = "Launcher.LauncherProvider"; |
| private static final boolean LOGD = false; |
| |
| private static final String DATABASE_NAME = "launcher.db"; |
| |
| private static final int DATABASE_VERSION = 8; |
| |
| static final String AUTHORITY = "com.android.launcher2.settings"; |
| |
| static final String TABLE_FAVORITES = "favorites"; |
| static final String PARAMETER_NOTIFY = "notify"; |
| |
| /** |
| * {@link Uri} triggered at any registered {@link android.database.ContentObserver} when |
| * {@link AppWidgetHost#deleteHost()} is called during database creation. |
| * Use this to recall {@link AppWidgetHost#startListening()} if needed. |
| */ |
| static final Uri CONTENT_APPWIDGET_RESET_URI = |
| Uri.parse("content://" + AUTHORITY + "/appWidgetReset"); |
| |
| private SQLiteOpenHelper mOpenHelper; |
| |
| @Override |
| public boolean onCreate() { |
| mOpenHelper = new DatabaseHelper(getContext()); |
| return true; |
| } |
| |
| @Override |
| public String getType(Uri uri) { |
| SqlArguments args = new SqlArguments(uri, null, null); |
| if (TextUtils.isEmpty(args.where)) { |
| return "vnd.android.cursor.dir/" + args.table; |
| } else { |
| return "vnd.android.cursor.item/" + args.table; |
| } |
| } |
| |
| @Override |
| public Cursor query(Uri uri, String[] projection, String selection, |
| String[] selectionArgs, String sortOrder) { |
| |
| SqlArguments args = new SqlArguments(uri, selection, selectionArgs); |
| SQLiteQueryBuilder qb = new SQLiteQueryBuilder(); |
| qb.setTables(args.table); |
| |
| SQLiteDatabase db = mOpenHelper.getWritableDatabase(); |
| Cursor result = qb.query(db, projection, args.where, args.args, null, null, sortOrder); |
| result.setNotificationUri(getContext().getContentResolver(), uri); |
| |
| return result; |
| } |
| |
| @Override |
| public Uri insert(Uri uri, ContentValues initialValues) { |
| SqlArguments args = new SqlArguments(uri); |
| |
| SQLiteDatabase db = mOpenHelper.getWritableDatabase(); |
| final long rowId = db.insert(args.table, null, initialValues); |
| if (rowId <= 0) return null; |
| |
| uri = ContentUris.withAppendedId(uri, rowId); |
| sendNotify(uri); |
| |
| return uri; |
| } |
| |
| @Override |
| public int bulkInsert(Uri uri, ContentValues[] values) { |
| SqlArguments args = new SqlArguments(uri); |
| |
| SQLiteDatabase db = mOpenHelper.getWritableDatabase(); |
| db.beginTransaction(); |
| try { |
| int numValues = values.length; |
| for (int i = 0; i < numValues; i++) { |
| if (db.insert(args.table, null, values[i]) < 0) return 0; |
| } |
| db.setTransactionSuccessful(); |
| } finally { |
| db.endTransaction(); |
| } |
| |
| sendNotify(uri); |
| return values.length; |
| } |
| |
| @Override |
| public int delete(Uri uri, String selection, String[] selectionArgs) { |
| SqlArguments args = new SqlArguments(uri, selection, selectionArgs); |
| |
| SQLiteDatabase db = mOpenHelper.getWritableDatabase(); |
| int count = db.delete(args.table, args.where, args.args); |
| if (count > 0) sendNotify(uri); |
| |
| return count; |
| } |
| |
| @Override |
| public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) { |
| SqlArguments args = new SqlArguments(uri, selection, selectionArgs); |
| |
| SQLiteDatabase db = mOpenHelper.getWritableDatabase(); |
| int count = db.update(args.table, values, args.where, args.args); |
| if (count > 0) sendNotify(uri); |
| |
| return count; |
| } |
| |
| private void sendNotify(Uri uri) { |
| String notify = uri.getQueryParameter(PARAMETER_NOTIFY); |
| if (notify == null || "true".equals(notify)) { |
| getContext().getContentResolver().notifyChange(uri, null); |
| } |
| } |
| |
| private static class DatabaseHelper extends SQLiteOpenHelper { |
| private static final String TAG_FAVORITES = "favorites"; |
| private static final String TAG_FAVORITE = "favorite"; |
| private static final String TAG_CLOCK = "clock"; |
| private static final String TAG_SEARCH = "search"; |
| private static final String TAG_APPWIDGET = "appwidget"; |
| private static final String TAG_SHORTCUT = "shortcut"; |
| |
| private final Context mContext; |
| private final AppWidgetHost mAppWidgetHost; |
| |
| DatabaseHelper(Context context) { |
| super(context, DATABASE_NAME, null, DATABASE_VERSION); |
| mContext = context; |
| mAppWidgetHost = new AppWidgetHost(context, Launcher.APPWIDGET_HOST_ID); |
| } |
| |
| /** |
| * Send notification that we've deleted the {@link AppWidgetHost}, |
| * probably as part of the initial database creation. The receiver may |
| * want to re-call {@link AppWidgetHost#startListening()} to ensure |
| * callbacks are correctly set. |
| */ |
| private void sendAppWidgetResetNotify() { |
| final ContentResolver resolver = mContext.getContentResolver(); |
| resolver.notifyChange(CONTENT_APPWIDGET_RESET_URI, null); |
| } |
| |
| @Override |
| public void onCreate(SQLiteDatabase db) { |
| if (LOGD) Log.d(TAG, "creating new launcher database"); |
| |
| db.execSQL("CREATE TABLE favorites (" + |
| "_id INTEGER PRIMARY KEY," + |
| "title TEXT," + |
| "intent TEXT," + |
| "container INTEGER," + |
| "screen INTEGER," + |
| "cellX INTEGER," + |
| "cellY INTEGER," + |
| "spanX INTEGER," + |
| "spanY INTEGER," + |
| "itemType INTEGER," + |
| "appWidgetId INTEGER NOT NULL DEFAULT -1," + |
| "isShortcut INTEGER," + |
| "iconType INTEGER," + |
| "iconPackage TEXT," + |
| "iconResource TEXT," + |
| "icon BLOB," + |
| "uri TEXT," + |
| "displayMode INTEGER" + |
| ");"); |
| |
| // Database was just created, so wipe any previous widgets |
| if (mAppWidgetHost != null) { |
| mAppWidgetHost.deleteHost(); |
| sendAppWidgetResetNotify(); |
| } |
| |
| if (!convertDatabase(db)) { |
| // Populate favorites table with initial favorites |
| loadFavorites(db); |
| } |
| } |
| |
| private boolean convertDatabase(SQLiteDatabase db) { |
| if (LOGD) Log.d(TAG, "converting database from an older format, but not onUpgrade"); |
| boolean converted = false; |
| |
| final Uri uri = Uri.parse("content://" + Settings.AUTHORITY + |
| "/old_favorites?notify=true"); |
| final ContentResolver resolver = mContext.getContentResolver(); |
| Cursor cursor = null; |
| |
| try { |
| cursor = resolver.query(uri, null, null, null, null); |
| } catch (Exception e) { |
| // Ignore |
| } |
| |
| // We already have a favorites database in the old provider |
| if (cursor != null && cursor.getCount() > 0) { |
| try { |
| converted = copyFromCursor(db, cursor) > 0; |
| } finally { |
| cursor.close(); |
| } |
| |
| if (converted) { |
| resolver.delete(uri, null, null); |
| } |
| } |
| |
| if (converted) { |
| // Convert widgets from this import into widgets |
| if (LOGD) Log.d(TAG, "converted and now triggering widget upgrade"); |
| convertWidgets(db); |
| } |
| |
| return converted; |
| } |
| |
| private int copyFromCursor(SQLiteDatabase db, Cursor c) { |
| final int idIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites._ID); |
| final int intentIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.INTENT); |
| final int titleIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.TITLE); |
| final int iconTypeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ICON_TYPE); |
| final int iconIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ICON); |
| final int iconPackageIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ICON_PACKAGE); |
| final int iconResourceIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ICON_RESOURCE); |
| final int containerIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CONTAINER); |
| final int itemTypeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ITEM_TYPE); |
| final int screenIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SCREEN); |
| final int cellXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLX); |
| final int cellYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLY); |
| final int uriIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.URI); |
| final int displayModeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.DISPLAY_MODE); |
| |
| ContentValues[] rows = new ContentValues[c.getCount()]; |
| int i = 0; |
| while (c.moveToNext()) { |
| ContentValues values = new ContentValues(c.getColumnCount()); |
| values.put(LauncherSettings.Favorites._ID, c.getLong(idIndex)); |
| values.put(LauncherSettings.Favorites.INTENT, c.getString(intentIndex)); |
| values.put(LauncherSettings.Favorites.TITLE, c.getString(titleIndex)); |
| values.put(LauncherSettings.Favorites.ICON_TYPE, c.getInt(iconTypeIndex)); |
| values.put(LauncherSettings.Favorites.ICON, c.getBlob(iconIndex)); |
| values.put(LauncherSettings.Favorites.ICON_PACKAGE, c.getString(iconPackageIndex)); |
| values.put(LauncherSettings.Favorites.ICON_RESOURCE, c.getString(iconResourceIndex)); |
| values.put(LauncherSettings.Favorites.CONTAINER, c.getInt(containerIndex)); |
| values.put(LauncherSettings.Favorites.ITEM_TYPE, c.getInt(itemTypeIndex)); |
| values.put(LauncherSettings.Favorites.APPWIDGET_ID, -1); |
| values.put(LauncherSettings.Favorites.SCREEN, c.getInt(screenIndex)); |
| values.put(LauncherSettings.Favorites.CELLX, c.getInt(cellXIndex)); |
| values.put(LauncherSettings.Favorites.CELLY, c.getInt(cellYIndex)); |
| values.put(LauncherSettings.Favorites.URI, c.getString(uriIndex)); |
| values.put(LauncherSettings.Favorites.DISPLAY_MODE, c.getInt(displayModeIndex)); |
| rows[i++] = values; |
| } |
| |
| db.beginTransaction(); |
| int total = 0; |
| try { |
| int numValues = rows.length; |
| for (i = 0; i < numValues; i++) { |
| if (db.insert(TABLE_FAVORITES, null, rows[i]) < 0) { |
| return 0; |
| } else { |
| total++; |
| } |
| } |
| db.setTransactionSuccessful(); |
| } finally { |
| db.endTransaction(); |
| } |
| |
| return total; |
| } |
| |
| @Override |
| public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { |
| if (LOGD) Log.d(TAG, "onUpgrade triggered"); |
| |
| int version = oldVersion; |
| if (version < 3) { |
| // upgrade 1,2 -> 3 added appWidgetId column |
| db.beginTransaction(); |
| try { |
| // Insert new column for holding appWidgetIds |
| db.execSQL("ALTER TABLE favorites " + |
| "ADD COLUMN appWidgetId INTEGER NOT NULL DEFAULT -1;"); |
| db.setTransactionSuccessful(); |
| version = 3; |
| } catch (SQLException ex) { |
| // Old version remains, which means we wipe old data |
| Log.e(TAG, ex.getMessage(), ex); |
| } finally { |
| db.endTransaction(); |
| } |
| |
| // Convert existing widgets only if table upgrade was successful |
| if (version == 3) { |
| convertWidgets(db); |
| } |
| } |
| |
| if (version < 4) { |
| version = 4; |
| } |
| |
| // Where's version 5? |
| // - Donut and sholes on 2.0 shipped with version 4 of launcher1. |
| // - Passion shipped on 2.1 with version 6 of launcher2 |
| // - Sholes shipped on 2.1r1 (aka Mr. 3) with version 5 of launcher 1 |
| // but version 5 on there was the updateContactsShortcuts change |
| // which was version 6 in launcher 2 (first shipped on passion 2.1r1). |
| // The updateContactsShortcuts change is idempotent, so running it twice |
| // is okay so we'll do that when upgrading the devices that shipped with it. |
| if (version < 6) { |
| // We went from 3 to 5 screens. Move everything 1 to the right |
| db.beginTransaction(); |
| try { |
| db.execSQL("UPDATE favorites SET screen=(screen + 1);"); |
| db.setTransactionSuccessful(); |
| } catch (SQLException ex) { |
| // Old version remains, which means we wipe old data |
| Log.e(TAG, ex.getMessage(), ex); |
| } finally { |
| db.endTransaction(); |
| } |
| |
| // We added the fast track. |
| if (updateContactsShortcuts(db)) { |
| version = 6; |
| } |
| } |
| |
| if (version < 7) { |
| // Version 7 gets rid of the special search widget. |
| convertWidgets(db); |
| version = 7; |
| } |
| |
| if (version < 8) { |
| // Version 8 (froyo) has the icons all normalized. This should |
| // already be the case in practice, but we now rely on it and don't |
| // resample the images each time. |
| normalizeIcons(db); |
| version = 8; |
| } |
| |
| if (version != DATABASE_VERSION) { |
| Log.w(TAG, "Destroying all old data."); |
| db.execSQL("DROP TABLE IF EXISTS " + TABLE_FAVORITES); |
| onCreate(db); |
| } |
| } |
| |
| private boolean updateContactsShortcuts(SQLiteDatabase db) { |
| Cursor c = null; |
| final String selectWhere = buildOrWhereString(Favorites.ITEM_TYPE, |
| new int[] { Favorites.ITEM_TYPE_SHORTCUT }); |
| |
| db.beginTransaction(); |
| try { |
| // Select and iterate through each matching widget |
| c = db.query(TABLE_FAVORITES, new String[] { Favorites._ID, Favorites.INTENT }, |
| selectWhere, null, null, null, null); |
| |
| if (LOGD) Log.d(TAG, "found upgrade cursor count=" + c.getCount()); |
| |
| final ContentValues values = new ContentValues(); |
| final int idIndex = c.getColumnIndex(Favorites._ID); |
| final int intentIndex = c.getColumnIndex(Favorites.INTENT); |
| |
| while (c != null && c.moveToNext()) { |
| long favoriteId = c.getLong(idIndex); |
| final String intentUri = c.getString(intentIndex); |
| if (intentUri != null) { |
| try { |
| Intent intent = Intent.parseUri(intentUri, 0); |
| android.util.Log.d("Home", intent.toString()); |
| final Uri uri = intent.getData(); |
| final String data = uri.toString(); |
| if (Intent.ACTION_VIEW.equals(intent.getAction()) && |
| (data.startsWith("content://contacts/people/") || |
| data.startsWith("content://com.android.contacts/contacts/lookup/"))) { |
| |
| intent = new Intent("com.android.contacts.action.QUICK_CONTACT"); |
| intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | |
| Intent.FLAG_ACTIVITY_CLEAR_TOP | |
| Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); |
| |
| intent.setData(uri); |
| intent.putExtra("mode", 3); |
| intent.putExtra("exclude_mimes", (String[]) null); |
| |
| values.clear(); |
| values.put(LauncherSettings.Favorites.INTENT, intent.toUri(0)); |
| |
| String updateWhere = Favorites._ID + "=" + favoriteId; |
| db.update(TABLE_FAVORITES, values, updateWhere, null); |
| } |
| } catch (RuntimeException ex) { |
| Log.e(TAG, "Problem upgrading shortcut", ex); |
| } catch (URISyntaxException e) { |
| Log.e(TAG, "Problem upgrading shortcut", e); |
| } |
| } |
| } |
| |
| db.setTransactionSuccessful(); |
| } catch (SQLException ex) { |
| Log.w(TAG, "Problem while upgrading contacts", ex); |
| return false; |
| } finally { |
| db.endTransaction(); |
| if (c != null) { |
| c.close(); |
| } |
| } |
| |
| return true; |
| } |
| |
| private void normalizeIcons(SQLiteDatabase db) { |
| Log.d(TAG, "normalizing icons"); |
| |
| db.beginTransaction(); |
| Cursor c = null; |
| SQLiteStatement update = null; |
| try { |
| boolean logged = false; |
| update = db.compileStatement("UPDATE favorites " |
| + "SET icon=? WHERE _id=?"); |
| |
| c = db.rawQuery("SELECT _id, icon FROM favorites WHERE iconType=" + |
| Favorites.ICON_TYPE_BITMAP, null); |
| |
| final int idIndex = c.getColumnIndexOrThrow(Favorites._ID); |
| final int iconIndex = c.getColumnIndexOrThrow(Favorites.ICON); |
| |
| while (c.moveToNext()) { |
| long id = c.getLong(idIndex); |
| byte[] data = c.getBlob(iconIndex); |
| try { |
| Bitmap bitmap = Utilities.resampleIconBitmap( |
| BitmapFactory.decodeByteArray(data, 0, data.length), |
| mContext); |
| if (bitmap != null) { |
| update.bindLong(1, id); |
| data = ItemInfo.flattenBitmap(bitmap); |
| if (data != null) { |
| update.bindBlob(2, data); |
| update.execute(); |
| } |
| bitmap.recycle(); |
| } |
| } catch (Exception e) { |
| if (!logged) { |
| Log.e(TAG, "Failed normalizing icon " + id, e); |
| } else { |
| Log.e(TAG, "Also failed normalizing icon " + id); |
| } |
| logged = true; |
| } |
| } |
| db.setTransactionSuccessful(); |
| } catch (SQLException ex) { |
| Log.w(TAG, "Problem while allocating appWidgetIds for existing widgets", ex); |
| } finally { |
| db.endTransaction(); |
| if (update != null) { |
| update.close(); |
| } |
| if (c != null) { |
| c.close(); |
| } |
| } |
| |
| } |
| |
| /** |
| * Upgrade existing clock and photo frame widgets into their new widget |
| * equivalents. |
| */ |
| private void convertWidgets(SQLiteDatabase db) { |
| final AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(mContext); |
| final int[] bindSources = new int[] { |
| Favorites.ITEM_TYPE_WIDGET_CLOCK, |
| Favorites.ITEM_TYPE_WIDGET_PHOTO_FRAME, |
| Favorites.ITEM_TYPE_WIDGET_SEARCH, |
| }; |
| |
| final String selectWhere = buildOrWhereString(Favorites.ITEM_TYPE, bindSources); |
| |
| Cursor c = null; |
| |
| db.beginTransaction(); |
| try { |
| // Select and iterate through each matching widget |
| c = db.query(TABLE_FAVORITES, new String[] { Favorites._ID, Favorites.ITEM_TYPE }, |
| selectWhere, null, null, null, null); |
| |
| if (LOGD) Log.d(TAG, "found upgrade cursor count=" + c.getCount()); |
| |
| final ContentValues values = new ContentValues(); |
| while (c != null && c.moveToNext()) { |
| long favoriteId = c.getLong(0); |
| int favoriteType = c.getInt(1); |
| |
| // Allocate and update database with new appWidgetId |
| try { |
| int appWidgetId = mAppWidgetHost.allocateAppWidgetId(); |
| |
| if (LOGD) { |
| Log.d(TAG, "allocated appWidgetId=" + appWidgetId |
| + " for favoriteId=" + favoriteId); |
| } |
| values.clear(); |
| values.put(Favorites.ITEM_TYPE, Favorites.ITEM_TYPE_APPWIDGET); |
| values.put(Favorites.APPWIDGET_ID, appWidgetId); |
| |
| // Original widgets might not have valid spans when upgrading |
| if (favoriteType == Favorites.ITEM_TYPE_WIDGET_SEARCH) { |
| values.put(LauncherSettings.Favorites.SPANX, 4); |
| values.put(LauncherSettings.Favorites.SPANY, 1); |
| } else { |
| values.put(LauncherSettings.Favorites.SPANX, 2); |
| values.put(LauncherSettings.Favorites.SPANY, 2); |
| } |
| |
| String updateWhere = Favorites._ID + "=" + favoriteId; |
| db.update(TABLE_FAVORITES, values, updateWhere, null); |
| |
| if (favoriteType == Favorites.ITEM_TYPE_WIDGET_CLOCK) { |
| appWidgetManager.bindAppWidgetId(appWidgetId, |
| new ComponentName("com.android.alarmclock", |
| "com.android.alarmclock.AnalogAppWidgetProvider")); |
| } else if (favoriteType == Favorites.ITEM_TYPE_WIDGET_PHOTO_FRAME) { |
| appWidgetManager.bindAppWidgetId(appWidgetId, |
| new ComponentName("com.android.camera", |
| "com.android.camera.PhotoAppWidgetProvider")); |
| } else if (favoriteType == Favorites.ITEM_TYPE_WIDGET_SEARCH) { |
| appWidgetManager.bindAppWidgetId(appWidgetId, |
| getSearchWidgetProvider()); |
| } |
| } catch (RuntimeException ex) { |
| Log.e(TAG, "Problem allocating appWidgetId", ex); |
| } |
| } |
| |
| db.setTransactionSuccessful(); |
| } catch (SQLException ex) { |
| Log.w(TAG, "Problem while allocating appWidgetIds for existing widgets", ex); |
| } finally { |
| db.endTransaction(); |
| if (c != null) { |
| c.close(); |
| } |
| } |
| } |
| |
| /** |
| * Loads the default set of favorite packages from an xml file. |
| * |
| * @param db The database to write the values into |
| */ |
| private int loadFavorites(SQLiteDatabase db) { |
| Intent intent = new Intent(Intent.ACTION_MAIN, null); |
| intent.addCategory(Intent.CATEGORY_LAUNCHER); |
| ContentValues values = new ContentValues(); |
| |
| PackageManager packageManager = mContext.getPackageManager(); |
| int i = 0; |
| try { |
| XmlResourceParser parser = mContext.getResources().getXml(R.xml.default_workspace); |
| AttributeSet attrs = Xml.asAttributeSet(parser); |
| XmlUtils.beginDocument(parser, TAG_FAVORITES); |
| |
| final int depth = parser.getDepth(); |
| |
| int type; |
| while (((type = parser.next()) != XmlPullParser.END_TAG || |
| parser.getDepth() > depth) && type != XmlPullParser.END_DOCUMENT) { |
| |
| if (type != XmlPullParser.START_TAG) { |
| continue; |
| } |
| |
| boolean added = false; |
| final String name = parser.getName(); |
| |
| TypedArray a = mContext.obtainStyledAttributes(attrs, R.styleable.Favorite); |
| |
| values.clear(); |
| values.put(LauncherSettings.Favorites.CONTAINER, |
| LauncherSettings.Favorites.CONTAINER_DESKTOP); |
| values.put(LauncherSettings.Favorites.SCREEN, |
| a.getString(R.styleable.Favorite_screen)); |
| values.put(LauncherSettings.Favorites.CELLX, |
| a.getString(R.styleable.Favorite_x)); |
| values.put(LauncherSettings.Favorites.CELLY, |
| a.getString(R.styleable.Favorite_y)); |
| |
| if (TAG_FAVORITE.equals(name)) { |
| added = addAppShortcut(db, values, a, packageManager, intent); |
| } else if (TAG_SEARCH.equals(name)) { |
| added = addSearchWidget(db, values); |
| } else if (TAG_CLOCK.equals(name)) { |
| added = addClockWidget(db, values); |
| } else if (TAG_APPWIDGET.equals(name)) { |
| added = addAppWidget(db, values, a, packageManager); |
| } else if (TAG_SHORTCUT.equals(name)) { |
| added = addUriShortcut(db, values, a); |
| } |
| |
| if (added) i++; |
| |
| a.recycle(); |
| } |
| } catch (XmlPullParserException e) { |
| Log.w(TAG, "Got exception parsing favorites.", e); |
| } catch (IOException e) { |
| Log.w(TAG, "Got exception parsing favorites.", e); |
| } |
| |
| return i; |
| } |
| |
| private boolean addAppShortcut(SQLiteDatabase db, ContentValues values, TypedArray a, |
| PackageManager packageManager, Intent intent) { |
| |
| ActivityInfo info; |
| String packageName = a.getString(R.styleable.Favorite_packageName); |
| String className = a.getString(R.styleable.Favorite_className); |
| try { |
| ComponentName cn; |
| try { |
| cn = new ComponentName(packageName, className); |
| info = packageManager.getActivityInfo(cn, 0); |
| } catch (PackageManager.NameNotFoundException nnfe) { |
| String[] packages = packageManager.currentToCanonicalPackageNames( |
| new String[] { packageName }); |
| cn = new ComponentName(packages[0], className); |
| info = packageManager.getActivityInfo(cn, 0); |
| } |
| |
| intent.setComponent(cn); |
| intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | |
| Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); |
| values.put(Favorites.INTENT, intent.toUri(0)); |
| values.put(Favorites.TITLE, info.loadLabel(packageManager).toString()); |
| values.put(Favorites.ITEM_TYPE, Favorites.ITEM_TYPE_APPLICATION); |
| values.put(Favorites.SPANX, 1); |
| values.put(Favorites.SPANY, 1); |
| db.insert(TABLE_FAVORITES, null, values); |
| } catch (PackageManager.NameNotFoundException e) { |
| Log.w(TAG, "Unable to add favorite: " + packageName + |
| "/" + className, e); |
| return false; |
| } |
| return true; |
| } |
| |
| private ComponentName getSearchWidgetProvider() { |
| SearchManager searchManager = |
| (SearchManager) mContext.getSystemService(Context.SEARCH_SERVICE); |
| ComponentName searchComponent = searchManager.getGlobalSearchActivity(); |
| if (searchComponent == null) return null; |
| return getProviderInPackage(searchComponent.getPackageName()); |
| } |
| |
| /** |
| * Gets an appwidget provider from the given package. If the package contains more than |
| * one appwidget provider, an arbitrary one is returned. |
| */ |
| private ComponentName getProviderInPackage(String packageName) { |
| AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(mContext); |
| List<AppWidgetProviderInfo> providers = appWidgetManager.getInstalledProviders(); |
| if (providers == null) return null; |
| final int providerCount = providers.size(); |
| for (int i = 0; i < providerCount; i++) { |
| ComponentName provider = providers.get(i).provider; |
| if (provider != null && provider.getPackageName().equals(packageName)) { |
| return provider; |
| } |
| } |
| return null; |
| } |
| |
| private boolean addSearchWidget(SQLiteDatabase db, ContentValues values) { |
| ComponentName cn = getSearchWidgetProvider(); |
| return addAppWidget(db, values, cn, 4, 1); |
| } |
| |
| private boolean addClockWidget(SQLiteDatabase db, ContentValues values) { |
| ComponentName cn = new ComponentName("com.android.alarmclock", |
| "com.android.alarmclock.AnalogAppWidgetProvider"); |
| return addAppWidget(db, values, cn, 2, 2); |
| } |
| |
| private boolean addAppWidget(SQLiteDatabase db, ContentValues values, TypedArray a, |
| PackageManager packageManager) { |
| |
| String packageName = a.getString(R.styleable.Favorite_packageName); |
| String className = a.getString(R.styleable.Favorite_className); |
| |
| if (packageName == null || className == null) { |
| return false; |
| } |
| |
| boolean hasPackage = true; |
| ComponentName cn = new ComponentName(packageName, className); |
| try { |
| packageManager.getReceiverInfo(cn, 0); |
| } catch (Exception e) { |
| String[] packages = packageManager.currentToCanonicalPackageNames( |
| new String[] { packageName }); |
| cn = new ComponentName(packages[0], className); |
| try { |
| packageManager.getReceiverInfo(cn, 0); |
| } catch (Exception e1) { |
| hasPackage = false; |
| } |
| } |
| |
| if (hasPackage) { |
| int spanX = a.getInt(R.styleable.Favorite_spanX, 0); |
| int spanY = a.getInt(R.styleable.Favorite_spanY, 0); |
| return addAppWidget(db, values, cn, spanX, spanY); |
| } |
| |
| return false; |
| } |
| |
| private boolean addAppWidget(SQLiteDatabase db, ContentValues values, ComponentName cn, |
| int spanX, int spanY) { |
| boolean allocatedAppWidgets = false; |
| final AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(mContext); |
| |
| try { |
| int appWidgetId = mAppWidgetHost.allocateAppWidgetId(); |
| |
| values.put(Favorites.ITEM_TYPE, Favorites.ITEM_TYPE_APPWIDGET); |
| values.put(Favorites.SPANX, spanX); |
| values.put(Favorites.SPANY, spanY); |
| values.put(Favorites.APPWIDGET_ID, appWidgetId); |
| db.insert(TABLE_FAVORITES, null, values); |
| |
| allocatedAppWidgets = true; |
| |
| appWidgetManager.bindAppWidgetId(appWidgetId, cn); |
| } catch (RuntimeException ex) { |
| Log.e(TAG, "Problem allocating appWidgetId", ex); |
| } |
| |
| return allocatedAppWidgets; |
| } |
| |
| private boolean addUriShortcut(SQLiteDatabase db, ContentValues values, |
| TypedArray a) { |
| Resources r = mContext.getResources(); |
| |
| final int iconResId = a.getResourceId(R.styleable.Favorite_icon, 0); |
| final int titleResId = a.getResourceId(R.styleable.Favorite_title, 0); |
| |
| Intent intent; |
| String uri = null; |
| try { |
| uri = a.getString(R.styleable.Favorite_uri); |
| intent = Intent.parseUri(uri, 0); |
| } catch (URISyntaxException e) { |
| Log.w(TAG, "Shortcut has malformed uri: " + uri); |
| return false; // Oh well |
| } |
| |
| if (iconResId == 0 || titleResId == 0) { |
| Log.w(TAG, "Shortcut is missing title or icon resource ID"); |
| return false; |
| } |
| |
| intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); |
| values.put(Favorites.INTENT, intent.toUri(0)); |
| values.put(Favorites.TITLE, r.getString(titleResId)); |
| values.put(Favorites.ITEM_TYPE, Favorites.ITEM_TYPE_SHORTCUT); |
| values.put(Favorites.SPANX, 1); |
| values.put(Favorites.SPANY, 1); |
| values.put(Favorites.ICON_TYPE, Favorites.ICON_TYPE_RESOURCE); |
| values.put(Favorites.ICON_PACKAGE, mContext.getPackageName()); |
| values.put(Favorites.ICON_RESOURCE, r.getResourceName(iconResId)); |
| |
| db.insert(TABLE_FAVORITES, null, values); |
| |
| return true; |
| } |
| } |
| |
| /** |
| * Build a query string that will match any row where the column matches |
| * anything in the values list. |
| */ |
| static String buildOrWhereString(String column, int[] values) { |
| StringBuilder selectWhere = new StringBuilder(); |
| for (int i = values.length - 1; i >= 0; i--) { |
| selectWhere.append(column).append("=").append(values[i]); |
| if (i > 0) { |
| selectWhere.append(" OR "); |
| } |
| } |
| return selectWhere.toString(); |
| } |
| |
| static class SqlArguments { |
| public final String table; |
| public final String where; |
| public final String[] args; |
| |
| SqlArguments(Uri url, String where, String[] args) { |
| if (url.getPathSegments().size() == 1) { |
| this.table = url.getPathSegments().get(0); |
| this.where = where; |
| this.args = args; |
| } else if (url.getPathSegments().size() != 2) { |
| throw new IllegalArgumentException("Invalid URI: " + url); |
| } else if (!TextUtils.isEmpty(where)) { |
| throw new UnsupportedOperationException("WHERE clause not supported: " + url); |
| } else { |
| this.table = url.getPathSegments().get(0); |
| this.where = "_id=" + ContentUris.parseId(url); |
| this.args = null; |
| } |
| } |
| |
| SqlArguments(Uri url) { |
| if (url.getPathSegments().size() == 1) { |
| table = url.getPathSegments().get(0); |
| where = null; |
| args = null; |
| } else { |
| throw new IllegalArgumentException("Invalid URI: " + url); |
| } |
| } |
| } |
| } |