Android添加书签(二)(18)

        boolean succeed = c.moveToFirst(); 
        ContentValues values = null; 
        while (succeed) { 
            if (values == null) { 
                final ByteArrayOutputStream os = new ByteArrayOutputStream(); 
                favicon.compress(Bitmap.CompressFormat.PNG, 100, os); 
                values = new ContentValues(); 
                values.put(Browser.BookmarkColumns.FAVICON, os.toByteArray()); 
            } 
            cr.update( 
                    ContentUris.withAppendedId(Browser.BOOKMARKS_URI, 
                            c.getInt(0)), values, null, null); 
            succeed = c.moveToNext(); 
        } 
        c.close(); 
    } 
 
    /**
     * Internal function used in search, sort, and refreshList.
     */ 
    private int createdColumnIndex = -1; 
 
    private void searchInternal() { 
        if (mCursor != null) { 
            mCursor.unregisterContentObserver(mChangeObserver); 
            mCursor.unregisterDataSetObserver(mDataSetObserver); 
            mCursor.deactivate(); 
        } 
 
        // need to add the created date column to the query 
        String[] columns = new String[Browser.HISTORY_PROJECTION.length + 1]; 
        System.arraycopy(Browser.HISTORY_PROJECTION, 0, columns, 0, 
                Browser.HISTORY_PROJECTION.length);