2 Copyright (C) 2001-2006, William Joseph.
5 This file is part of GtkRadiant.
7 GtkRadiant is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 GtkRadiant is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GtkRadiant; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #if !defined( INCLUDED_IARCHIVE_H )
23 #define INCLUDED_IARCHIVE_H
26 #include "generic/constant.h"
30 /// \brief A file opened in binary mode.
34 /// \brief Destroys the file object.
35 virtual void release() = 0;
36 /// \brief Returns the size of the file data in bytes.
37 virtual std::size_t size() const = 0;
38 /// \brief Returns the path to this file (relative to the filesystem root)
39 virtual const char* getName() const = 0;
40 /// \brief Returns the stream associated with this file.
41 /// Subsequent calls return the same stream.
42 /// The stream may be read forwards until it is exhausted.
43 /// The stream remains valid for the lifetime of the file.
44 virtual InputStream& getInputStream() = 0;
47 class TextInputStream;
49 /// \brief A file opened in text mode.
53 /// \brief Destroys the file object.
54 virtual void release() = 0;
55 /// \brief Returns the stream associated with this file.
56 /// Subsequent calls return the same stream.
57 /// The stream may be read forwards until it is exhausted.
58 /// The stream remains valid for the lifetime of the file.
59 virtual TextInputStream& getInputStream() = 0;
62 class ScopedArchiveFile
66 ScopedArchiveFile( ArchiveFile& file ) : m_file( file ){
73 class CustomArchiveVisitor;
82 virtual void visit( const char* name ) = 0;
85 typedef CustomArchiveVisitor VisitorFunc;
91 eFilesAndDirectories = 0x03,
94 /// \brief Destroys the archive object.
95 /// Any unreleased file object associated with the archive remains valid. */
96 virtual void release() = 0;
97 /// \brief Returns a new object associated with the file identified by \p name, or 0 if the file cannot be opened.
98 /// Name comparisons are case-insensitive.
99 virtual ArchiveFile* openFile( const char* name ) = 0;
100 /// \brief Returns a new object associated with the file identified by \p name, or 0 if the file cannot be opened.
101 /// Name comparisons are case-insensitive.
102 virtual ArchiveTextFile* openTextFile( const char* name ) = 0;
103 /// Returns true if the file identified by \p name can be opened.
104 /// Name comparisons are case-insensitive.
105 virtual bool containsFile( const char* name ) = 0;
106 /// \brief Performs a depth-first traversal of the archive tree starting at \p root.
107 /// Traverses the entire tree if \p root is "".
108 /// When a file is encountered, calls \c visitor.file passing the file name.
109 /// When a directory is encountered, calls \c visitor.directory passing the directory name.
110 /// Skips the directory if \c visitor.directory returned true.
111 /// Root comparisons are case-insensitive.
112 /// Names are mixed-case.
113 virtual void forEachFile( VisitorFunc visitor, const char* root ) = 0;
116 class CustomArchiveVisitor
118 Archive::Visitor* m_visitor;
119 Archive::EMode m_mode;
122 CustomArchiveVisitor( Archive::Visitor& visitor, Archive::EMode mode, std::size_t depth )
123 : m_visitor( &visitor ), m_mode( mode ), m_depth( depth ){
125 void file( const char* name ){
126 if ( ( m_mode & Archive::eFiles ) != 0 ) {
127 m_visitor->visit( name );
130 bool directory( const char* name, std::size_t depth ){
131 if ( ( m_mode & Archive::eDirectories ) != 0 ) {
132 m_visitor->visit( name );
134 if ( depth == m_depth ) {
141 typedef Archive* ( *PFN_OPENARCHIVE )( const char* name );
143 class _QERArchiveTable
146 INTEGER_CONSTANT( Version, 1 );
147 STRING_CONSTANT( Name, "archive" );
149 PFN_OPENARCHIVE m_pfnOpenArchive;
152 template<typename Type>
154 typedef Modules<_QERArchiveTable> ArchiveModules;
156 template<typename Type>
158 typedef ModulesRef<_QERArchiveTable> ArchiveModulesRef;