Logo Search packages:      
Sourcecode: scummvm version File versions

fs.cpp

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * $URL: https://scummvm.svn.sourceforge.net/svnroot/scummvm/scummvm/tags/release-0-13-0/common/fs.cpp $
 * $Id: fs.cpp 35481 2008-12-22 11:22:15Z jvprat $
 */

#include "common/util.h"
#include "common/system.h"
#include "backends/fs/abstract-fs.h"
#include "backends/fs/fs-factory.h"

namespace Common {

00032 FSNode::FSNode() {
}

FSNode::FSNode(AbstractFSNode *realNode)
      : _realNode(realNode) {
}

00039 FSNode::FSNode(const Common::String &p) {
      FilesystemFactory *factory = g_system->getFilesystemFactory();
      AbstractFSNode *tmp = 0;

      if (p.empty() || p == ".")
            tmp = factory->makeCurrentDirectoryFileNode();
      else
            tmp = factory->makeFileNodePath(p);
      _realNode = Common::SharedPtr<AbstractFSNode>(tmp);
}

00050 bool FSNode::operator<(const FSNode& node) const {
      if (isDirectory() != node.isDirectory())
            return isDirectory();

      return getDisplayName().compareToIgnoreCase(node.getDisplayName()) < 0;
}

00057 bool FSNode::exists() const {
      if (_realNode == 0)
            return false;

      return _realNode->exists();
}

00064 FSNode FSNode::getChild(const Common::String &n) const {
      // If this node is invalid or not a directory, return an invalid node
      if (_realNode == 0 || !_realNode->isDirectory())
            return FSNode();

      AbstractFSNode *node = _realNode->getChild(n);
      return FSNode(node);
}

00073 bool FSNode::getChildren(FSList &fslist, ListMode mode, bool hidden) const {
      if (!_realNode || !_realNode->isDirectory())
            return false;

      AbstractFSList tmp;

      if (!_realNode->getChildren(tmp, mode, hidden))
            return false;

      fslist.clear();
      for (AbstractFSList::iterator i = tmp.begin(); i != tmp.end(); ++i) {
            fslist.push_back(FSNode(*i));
      }

      return true;
}

00090 Common::String FSNode::getDisplayName() const {
      assert(_realNode);
      return _realNode->getDisplayName();
}

00095 Common::String FSNode::getName() const {
      assert(_realNode);
      return _realNode->getName();
}

00100 FSNode FSNode::getParent() const {
      if (_realNode == 0)
            return *this;

      AbstractFSNode *node = _realNode->getParent();
      if (node == 0) {
            return *this;
      } else {
            return FSNode(node);
      }
}

00112 Common::String FSNode::getPath() const {
      assert(_realNode);
      return _realNode->getPath();
}

00117 bool FSNode::isDirectory() const {
      if (_realNode == 0)
            return false;

      return _realNode->isDirectory();
}

00124 bool FSNode::isReadable() const {
      if (_realNode == 0)
            return false;

      return _realNode->isReadable();
}

00131 bool FSNode::isWritable() const {
      if (_realNode == 0)
            return false;

      return _realNode->isWritable();
}

00138 Common::SeekableReadStream *FSNode::openForReading() const {
      if (_realNode == 0)
            return 0;

      if (!_realNode->exists()) {
            warning("FSNode::openForReading: FSNode does not exist");
            return false;
      } else if (_realNode->isDirectory()) {
            warning("FSNode::openForReading: FSNode is a directory");
            return false;
      }

      return _realNode->openForReading();
}

00153 Common::WriteStream *FSNode::openForWriting() const {
      if (_realNode == 0)
            return 0;

      if (_realNode->isDirectory()) {
            warning("FSNode::openForWriting: FSNode is a directory");
            return 0;
      }

      return _realNode->openForWriting();
}

}     // End of namespace Common

Generated by  Doxygen 1.6.0   Back to index