BDictionary.cpp

00001 /*
00002 
00003 Copyright (C) 2006-2007 by Peter Dimov.
00004 
00005 This file is part of Calitko (http://www.calitko.org).
00006 
00007 Calitko is free software; you can redistribute it and/or modify
00008 it under the terms of the GNU General Public License as published by
00009 the Free Software Foundation; either version 2 of the License, or
00010 (at your option) any later version.
00011 
00012 Calitko is distributed in the hope that it will be useful,
00013 but WITHOUT ANY WARRANTY; without even the implied warranty of
00014 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015 GNU General Public License for more details.
00016 
00017 You should have received a copy of the GNU General Public License
00018 along with Calitko; if not, write to the Free Software
00019 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00020 
00021 */
00022 
00023 #include "Qt.h"
00024 #include "BDictionary.h"
00025 #include "BErrorItem.h"
00026 #include "BString.h"
00027 #include "Imports.cpp"
00028 
00030 
00032 BDictionary::BDictionary()
00033     : dict(), errorItem()
00034 {
00035 }
00036 
00038 
00041 BDictionary::~BDictionary()
00042 {
00043     foreach (const BItem *item, dict.values())
00044         delete item;
00045 }
00046 
00048 
00051 void BDictionary::insert (QByteArray key, const BItem *value)
00052 {
00053     dict.insert (key, value);
00054 }
00055 
00057 
00060 QList<QByteArray> BDictionary::keys() const
00061 {
00062     return dict.keys();
00063 }
00064 
00066 
00070 bool BDictionary::read (BinaryReader &reader)
00071 {
00072     uchar dictionaryMarker = reader.readByte();
00073     Q_ASSERT (dictionaryMarker == 'd');
00074 
00075     while (reader.lookAhead(1) != 'e') {
00076         auto_ptr <BItem> key = readItem (reader);
00077         auto_ptr <BItem> value = readItem (reader);
00078         if (typeid (*key) != typeid (BString) ||
00079             typeid (*value) == typeid (BErrorItem)) {
00080             return false;
00081         }
00082         BString &string = dynamic_cast <BString &> (*(key.get()));
00083         insert (string.value(), value.release());
00084     }
00085     reader.readByte(); // read the final 'e'
00086     return true;
00087 }