FileDocCategorySizeDatePackage
LauncherProvider.javaAPI DocAndroid 1.5 API26389Wed May 06 22:42:46 BST 2009com.android.launcher

LauncherProvider

public class LauncherProvider extends android.content.ContentProvider

Fields Summary
private static final String
LOG_TAG
private static final boolean
LOGD
private static final String
DATABASE_NAME
private static final int
DATABASE_VERSION
static final String
AUTHORITY
static final String
EXTRA_BIND_SOURCES
static final String
EXTRA_BIND_TARGETS
static final String
TABLE_FAVORITES
static final String
PARAMETER_NOTIFY
static final android.net.Uri
CONTENT_APPWIDGET_RESET_URI
{@link Uri} triggered at any registered {@link ContentObserver} when {@link AppWidgetHost#deleteHost()} is called during database creation. Use this to recall {@link AppWidgetHost#startListening()} if needed.
private android.database.sqlite.SQLiteOpenHelper
mOpenHelper
Constructors Summary
Methods Summary
static java.lang.StringbuildOrWhereString(java.lang.String column, int[] values)
Build a query string that will match any row where the column matches anything in the values list.

        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();
public intbulkInsert(android.net.Uri uri, android.content.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;
public intdelete(android.net.Uri uri, java.lang.String selection, java.lang.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;
public java.lang.StringgetType(android.net.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;
        }
public android.net.Uriinsert(android.net.Uri uri, android.content.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;
public booleanonCreate()


    
       
        mOpenHelper = new DatabaseHelper(getContext());
        return true;
public android.database.Cursorquery(android.net.Uri uri, java.lang.String[] projection, java.lang.String selection, java.lang.String[] selectionArgs, java.lang.String sortOrder)


        SqlArguments args = new SqlArguments(uri, selection, selectionArgs);
        SQLiteQueryBuilder qb = new SQLiteQueryBuilder();
        qb.setTables(args.table);

        SQLiteDatabase db = mOpenHelper.getReadableDatabase();
        Cursor result = qb.query(db, projection, args.where, args.args, null, null, sortOrder);
        result.setNotificationUri(getContext().getContentResolver(), uri);

        return result;
private voidsendNotify(android.net.Uri uri)

        String notify = uri.getQueryParameter(PARAMETER_NOTIFY);
        if (notify == null || "true".equals(notify)) {
            getContext().getContentResolver().notifyChange(uri, null);
        }
public intupdate(android.net.Uri uri, android.content.ContentValues values, java.lang.String selection, java.lang.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;