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virtual_file_system.h
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/*
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** ClanLib SDK
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** Copyright (c) 1997-2011 The ClanLib Team
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**
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** This software is provided 'as-is', without any express or implied
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** warranty. In no event will the authors be held liable for any damages
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** arising from the use of this software.
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**
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** Permission is granted to anyone to use this software for any purpose,
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** including commercial applications, and to alter it and redistribute it
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** freely, subject to the following restrictions:
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**
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** 1. The origin of this software must not be misrepresented; you must not
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** claim that you wrote the original software. If you use this software
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** in a product, an acknowledgment in the product documentation would be
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** appreciated but is not required.
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** 2. Altered source versions must be plainly marked as such, and must not be
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** misrepresented as being the original software.
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** 3. This notice may not be removed or altered from any source distribution.
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**
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** Note: Some of the libraries ClanLib may link to may have additional
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** requirements or restrictions.
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**
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** File Author(s):
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**
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** Magnus Norddahl
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** Harry Storbacka
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*/
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#pragma once
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#include "../api_core.h"
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#include "../System/sharedptr.h"
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#include "
file.h
"
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class
CL_IODevice
;
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class
CL_VirtualDirectory
;
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class
CL_VirtualFileSystem_Impl;
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class
CL_VirtualFileSource
;
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class
CL_VirtualDirectoryListing
;
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class
CL_API_CORE
CL_VirtualFileSystem
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{
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public
:
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CL_VirtualFileSystem
();
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CL_VirtualFileSystem
(
CL_VirtualFileSource
*provider);
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CL_VirtualFileSystem
(
const
CL_String
&path,
bool
is_zip_file =
false
);
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~
CL_VirtualFileSystem
();
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public
:
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bool
is_null
()
const
{
return
!impl; }
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CL_VirtualDirectory
get_root_directory();
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bool
is_mount(
const
CL_String
&mount_point);
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CL_VirtualDirectoryListing
get_directory_listing(
const
CL_String
&path_rel);
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bool
has_file(
const
CL_String
&filename);
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bool
has_directory(
const
CL_String
&directory);
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CL_VirtualFileSource
*get_provider();
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CL_String
get_path()
const
;
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CL_String
get_identifier()
const
;
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public
:
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CL_VirtualDirectory
open_directory(
const
CL_String
&path);
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CL_IODevice
open_file(
const
CL_String
&filename,
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CL_File::OpenMode
mode =
CL_File::open_existing
,
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unsigned
int
access =
CL_File::access_read
|
CL_File::access_write
,
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unsigned
int
share =
CL_File::share_all
,
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unsigned
int
flags = 0)
const
;
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void
mount(
const
CL_String
&mount_point,
CL_VirtualFileSystem
fs);
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void
mount(
const
CL_String
&mount_point,
const
CL_String
&path,
bool
is_zip_file);
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void
unmount(
const
CL_String
&mount_point);
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private
:
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class
CL_NullVFS { };
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explicit
CL_VirtualFileSystem
(
class
CL_NullVFS null_fs);
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CL_SharedPtr<CL_VirtualFileSystem_Impl> impl;
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friend
class
CL_VirtualDirectory_Impl;
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};
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