2024-03-19 17:45:12 +08:00

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C++

/**************************************************************************************/
/* */
/* Visualization Library */
/* http://visualizationlibrary.org */
/* */
/* Copyright (c) 2005-2020, Michele Bosi */
/* All rights reserved. */
/* */
/* Redistribution and use in source and binary forms, with or without modification, */
/* are permitted provided that the following conditions are met: */
/* */
/* - Redistributions of source code must retain the above copyright notice, this */
/* list of conditions and the following disclaimer. */
/* */
/* - Redistributions in binary form must reproduce the above copyright notice, this */
/* list of conditions and the following disclaimer in the documentation and/or */
/* other materials provided with the distribution. */
/* */
/* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND */
/* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED */
/* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
/* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR */
/* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; */
/* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON */
/* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS */
/* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
/* */
/**************************************************************************************/
#ifndef FileSystem_INCLUDE_ONCE
#define FileSystem_INCLUDE_ONCE
#include <vlCore/VirtualDirectory.hpp>
#include <vlCore/DiskFile.hpp>
#include <vector>
namespace vl
{
//-----------------------------------------------------------------------------
// FileSystem
//-----------------------------------------------------------------------------
/**
* Manages multiple VirtualDirectory objects.
* Useful when you want to query more than one VirtualDirectory from a single point.
*
* \sa
* - VirtualDirectory
* - DiskDirectory
* - MemoryDirectory
* - ZippedDirectory
* - VirtualFile
* - DiskFile
* - MemoryFile
* - ZippedFile
*/
class VLCORE_EXPORT FileSystem: public Object
{
VL_INSTRUMENT_CLASS(vl::FileSystem, Object)
public:
FileSystem()
{
VL_DEBUG_SET_OBJECT_NAME()
}
/** Looks for a VirtualFile on the disk and in the currently active FileSystem. */
virtual ref<VirtualFile> locateFile(const String& full_path, const String& alternate_path=String()) const;
virtual ref<VirtualDirectory> locateDirectory(const String& name) const;
//! Returns the names of all the files contained in the previously added Directories.
//! Files from different Directories but with the same name appear more than once in 'file_list'.
//! Use carefully this function as it enumerates recursively all the files in the directory trees.
virtual void listFilesRecursive(std::vector<String>& file_list ) const;
//! Returns the names of all the files matching the given filter.
//! Use carefully this function since it enumerates recursively all the files in the directory trees.
//! The \p match parameter must be of the type \p "*abc" or \p "*abc*" or \p "abc*".
virtual void listFilesRecursive(std::vector<String>& file_list, const String& match) const;
//! Returns the list of VirtualDirectory objects added to a FileSystem
std::vector< ref<VirtualDirectory> >& directories() { return mDirectories; }
//! Returns the list of VirtualDirectory objects added to a FileSystem
const std::vector< ref<VirtualDirectory> >& directories() const { return mDirectories; }
protected:
std::vector< ref<VirtualDirectory> > mDirectories;
};
//! Returns the default FileSystem used by VisualizationLibrary
VLCORE_EXPORT FileSystem* defFileSystem();
//! Sets the default FileSystem used by VisualizationLibrary
VLCORE_EXPORT void setDefFileSystem(FileSystem* fs);
}
#endif