X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6464f4cbe04abb0ee373ba28556cbe3f22279890..64ea838d8f4d1853b7d850db93ee565e901d099a:/src/common/filesys.cpp?ds=sidebyside diff --git a/src/common/filesys.cpp b/src/common/filesys.cpp index 8509d41a02..ad395361ce 100644 --- a/src/common/filesys.cpp +++ b/src/common/filesys.cpp @@ -1,85 +1,164 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: filesys.cpp +// Name: src/common/filesys.cpp // Purpose: wxFileSystem class - interface for opening files // Author: Vaclav Slavik // Copyright: (c) 1999 Vaclav Slavik // CVS-ID: $Id$ -// Licence: wxWindows Licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation -#endif - #include "wx/wxprec.h" -#ifdef __BORDLANDC__ -#pragma hdrstop +#ifdef __BORLANDC__ + #pragma hdrstop #endif #if wxUSE_FILESYSTEM -#include "wx/wfstream.h" -#include "wx/module.h" #include "wx/filesys.h" + +#ifndef WX_PRECOMP + #include "wx/log.h" + #include "wx/module.h" +#endif + +#include "wx/sysopt.h" +#include "wx/wfstream.h" #include "wx/mimetype.h" #include "wx/filename.h" +#include "wx/tokenzr.h" +#include "wx/uri.h" +#include "wx/private/fileback.h" + +// ---------------------------------------------------------------------------- +// wxFSFile +// ---------------------------------------------------------------------------- +const wxString& wxFSFile::GetMimeType() const +{ + if ( m_MimeType.empty() && !m_Location.empty() ) + { + wxConstCast(this, wxFSFile)->m_MimeType = + wxFileSystemHandler::GetMimeTypeFromExt(m_Location); + } + return m_MimeType; +} -//-------------------------------------------------------------------------------- +// ---------------------------------------------------------------------------- // wxFileSystemHandler -//-------------------------------------------------------------------------------- +// ---------------------------------------------------------------------------- IMPLEMENT_ABSTRACT_CLASS(wxFileSystemHandler, wxObject) -static wxFileTypeInfo *gs_FSMimeFallbacks = NULL; - +/* static */ wxString wxFileSystemHandler::GetMimeTypeFromExt(const wxString& location) { - wxString ext = wxEmptyString, mime = wxEmptyString; + wxString ext, mime; wxString loc = GetRightLocation(location); - char c; - int l = loc.Length(), l2; - wxFileType *ft; + wxChar c; + int l = loc.length(), l2; l2 = l; - for (int i = l-1; i >= 0; i--) { + for (int i = l-1; i >= 0; i--) + { c = loc[(unsigned int) i]; - if (c == wxT('#')) l2 = i + 1; - if (c == wxT('.')) {ext = loc.Right(l2-i-1); break;} - if ((c == wxT('/')) || (c == wxT('\\')) || (c == wxT(':'))) {return wxEmptyString;} + if ( c == wxT('#') ) + l2 = i + 1; + if ( c == wxT('.') ) + { + ext = loc.Right(l2-i-1); + break; + } + if ( (c == wxT('/')) || (c == wxT('\\')) || (c == wxT(':')) ) + return wxEmptyString; } - static bool s_MinimalMimeEnsured = FALSE; - if (!s_MinimalMimeEnsured) { - wxTheMimeTypesManager -> AddFallbacks(gs_FSMimeFallbacks); - s_MinimalMimeEnsured = TRUE; - } +#if wxUSE_MIMETYPE + static bool s_MinimalMimeEnsured = false; - ft = wxTheMimeTypesManager -> GetFileTypeFromExtension(ext); - if ( !ft || !ft -> GetMimeType(&mime) ) { - mime = wxEmptyString; - } + // Don't use mime types manager if the application doesn't need it and it would be + // cause an unacceptable delay, especially on startup. +#if wxUSE_SYSTEM_OPTIONS + if ( !wxSystemOptions::GetOptionInt(wxT("filesys.no-mimetypesmanager")) ) +#endif + { + if (!s_MinimalMimeEnsured) + { + static const wxFileTypeInfo fallbacks[] = + { + wxFileTypeInfo(wxT("image/jpeg"), + wxEmptyString, + wxEmptyString, + wxT("JPEG image (from fallback)"), + wxT("jpg"), wxT("jpeg"), wxT("JPG"), wxT("JPEG"), wxNullPtr), + wxFileTypeInfo(wxT("image/gif"), + wxEmptyString, + wxEmptyString, + wxT("GIF image (from fallback)"), + wxT("gif"), wxT("GIF"), wxNullPtr), + wxFileTypeInfo(wxT("image/png"), + wxEmptyString, + wxEmptyString, + wxT("PNG image (from fallback)"), + wxT("png"), wxT("PNG"), wxNullPtr), + wxFileTypeInfo(wxT("image/bmp"), + wxEmptyString, + wxEmptyString, + wxT("windows bitmap image (from fallback)"), + wxT("bmp"), wxT("BMP"), wxNullPtr), + wxFileTypeInfo(wxT("text/html"), + wxEmptyString, + wxEmptyString, + wxT("HTML document (from fallback)"), + wxT("htm"), wxT("html"), wxT("HTM"), wxT("HTML"), wxNullPtr), + // must terminate the table with this! + wxFileTypeInfo() + }; + wxTheMimeTypesManager->AddFallbacks(fallbacks); + s_MinimalMimeEnsured = true; + } - delete ft; + wxFileType *ft = wxTheMimeTypesManager->GetFileTypeFromExtension(ext); + if ( !ft || !ft -> GetMimeType(&mime) ) + { + mime = wxEmptyString; + } - return mime; + delete ft; + + return mime; + } + else +#endif + { + if ( ext.IsSameAs(wxT("htm"), false) || ext.IsSameAs(wxT("html"), false) ) + return wxT("text/html"); + if ( ext.IsSameAs(wxT("jpg"), false) || ext.IsSameAs(wxT("jpeg"), false) ) + return wxT("image/jpeg"); + if ( ext.IsSameAs(wxT("gif"), false) ) + return wxT("image/gif"); + if ( ext.IsSameAs(wxT("png"), false) ) + return wxT("image/png"); + if ( ext.IsSameAs(wxT("bmp"), false) ) + return wxT("image/bmp"); + return wxEmptyString; + } } -wxString wxFileSystemHandler::GetProtocol(const wxString& location) const +/* static */ +wxString wxFileSystemHandler::GetProtocol(const wxString& location) { wxString s = wxEmptyString; - int i, l = location.Length(); - bool fnd; + int i, l = location.length(); + bool fnd = false; - fnd = FALSE; for (i = l-1; (i >= 0) && ((location[i] != wxT('#')) || (!fnd)); i--) { - if ((location[i] == wxT(':')) && (i != 1 /*win: C:\path*/)) fnd = TRUE; + if ((location[i] == wxT(':')) && (i != 1 /*win: C:\path*/)) fnd = true; } if (!fnd) return wxT("file"); for (++i; (i < l) && (location[i] != wxT(':')); i++) s << location[i]; @@ -87,37 +166,48 @@ wxString wxFileSystemHandler::GetProtocol(const wxString& location) const } -wxString wxFileSystemHandler::GetLeftLocation(const wxString& location) const +/* static */ +wxString wxFileSystemHandler::GetLeftLocation(const wxString& location) { int i; - bool fnd; + bool fnd = false; - fnd = FALSE; - for (i = location.Length()-1; i >= 0; i--) { - if ((location[i] == wxT(':')) && (i != 1 /*win: C:\path*/)) fnd = TRUE; + for (i = location.length()-1; i >= 0; i--) { + if ((location[i] == wxT(':')) && (i != 1 /*win: C:\path*/)) fnd = true; else if (fnd && (location[i] == wxT('#'))) return location.Left(i); } return wxEmptyString; } -wxString wxFileSystemHandler::GetRightLocation(const wxString& location) const +/* static */ +wxString wxFileSystemHandler::GetRightLocation(const wxString& location) { - int i, l = location.Length(); + int i, l = location.length(); int l2 = l + 1; - for (i = l-1; (i >= 0) && ((location[i] != wxT(':')) || (i == 1) || (location[i-2] == wxT(':'))); i--) {if (location[i] == wxT('#')) l2 = i + 1;} + + for (i = l-1; + (i >= 0) && + ((location[i] != wxT(':')) || (i == 1) || (location[i-2] == wxT(':'))); + i--) + { + if (location[i] == wxT('#')) l2 = i + 1; + } if (i == 0) return wxEmptyString; else return location.Mid(i + 1, l2 - i - 2); } -wxString wxFileSystemHandler::GetAnchor(const wxString& location) const +/* static */ +wxString wxFileSystemHandler::GetAnchor(const wxString& location) { - char c; - int l = location.Length(); + wxChar c; + int l = location.length(); for (int i = l-1; i >= 0; i--) { c = location[i]; - if (c == wxT('#')) return location.Right(l-i-1); - else if ((c == wxT('.')) || (c == wxT('/')) || (c == wxT('\\')) || (c == wxT(':'))) return wxEmptyString; + if (c == wxT('#')) + return location.Right(l-i-1); + else if ((c == wxT('/')) || (c == wxT('\\')) || (c == wxT(':'))) + return wxEmptyString; } return wxEmptyString; } @@ -138,15 +228,8 @@ wxString wxFileSystemHandler::FindNext() // wxLocalFSHandler //-------------------------------------------------------------------------------- -class wxLocalFSHandler : public wxFileSystemHandler -{ - public: - virtual bool CanOpen(const wxString& location); - virtual wxFSFile* OpenFile(wxFileSystem& fs, const wxString& location); - virtual wxString FindFirst(const wxString& spec, int flags = 0); - virtual wxString FindNext(); -}; +wxString wxLocalFSHandler::ms_root; bool wxLocalFSHandler::CanOpen(const wxString& location) { @@ -157,28 +240,52 @@ wxFSFile* wxLocalFSHandler::OpenFile(wxFileSystem& WXUNUSED(fs), const wxString& { // location has Unix path separators wxString right = GetRightLocation(location); - wxFileName fn( right, wxPATH_UNIX ); - - if (!wxFileExists( fn.GetFullPath() )) - return (wxFSFile*) NULL; - - return new wxFSFile(new wxFileInputStream( fn.GetFullPath() ), - right, - GetMimeTypeFromExt(location), - GetAnchor(location), - wxDateTime(wxFileModificationTime( fn.GetFullPath() ))); + wxFileName fn = wxFileSystem::URLToFileName(right); + wxString fullpath = ms_root + fn.GetFullPath(); + + if (!wxFileExists(fullpath)) + return NULL; + + // we need to check whether we can really read from this file, otherwise + // wxFSFile is not going to work +#if wxUSE_FFILE + wxFFileInputStream *is = new wxFFileInputStream(fullpath); +#elif wxUSE_FILE + wxFileInputStream *is = new wxFileInputStream(fullpath); +#else +#error One of wxUSE_FILE or wxUSE_FFILE must be set to 1 for wxFSHandler to work +#endif + if ( !is->IsOk() ) + { + delete is; + return NULL; + } + return new wxFSFile(is, + location, + wxEmptyString, + GetAnchor(location) +#if wxUSE_DATETIME + ,wxDateTime(wxFileModificationTime(fullpath)) +#endif // wxUSE_DATETIME + ); } wxString wxLocalFSHandler::FindFirst(const wxString& spec, int flags) { - wxString right = GetRightLocation(spec); - return wxFindFirstFile(right, flags); + wxFileName fn = wxFileSystem::URLToFileName(GetRightLocation(spec)); + const wxString found = wxFindFirstFile(ms_root + fn.GetFullPath(), flags); + if ( found.empty() ) + return found; + return wxFileSystem::FileNameToURL(found); } wxString wxLocalFSHandler::FindNext() { - return wxFindNextFile(); + const wxString found = wxFindNextFile(); + if ( found.empty() ) + return found; + return wxFileSystem::FileNameToURL(found); } @@ -188,18 +295,25 @@ wxString wxLocalFSHandler::FindNext() //----------------------------------------------------------------------------- IMPLEMENT_DYNAMIC_CLASS(wxFileSystem, wxObject) +IMPLEMENT_ABSTRACT_CLASS(wxFSFile, wxObject) wxList wxFileSystem::m_Handlers; +wxFileSystem::~wxFileSystem() +{ + WX_CLEAR_HASH_MAP(wxFSHandlerHash, m_LocalHandlers) +} + + static wxString MakeCorrectPath(const wxString& path) { wxString p(path); wxString r; int i, j, cnt; - cnt = p.Length(); + cnt = p.length(); for (i = 0; i < cnt; i++) if (p.GetChar(i) == wxT('\\')) p.GetWritableChar(i) = wxT('/'); // Want to be windows-safe @@ -218,7 +332,7 @@ static wxString MakeCorrectPath(const wxString& path) r << p.GetChar(i); if (p.GetChar(i) == wxT('/') && p.GetChar(i-1) == wxT('.') && p.GetChar(i-2) == wxT('.')) { - for (j = r.Length() - 2; j >= 0 && r.GetChar(j) != wxT('/') && r.GetChar(j) != wxT(':'); j--) {} + for (j = r.length() - 2; j >= 0 && r.GetChar(j) != wxT('/') && r.GetChar(j) != wxT(':'); j--) {} if (j >= 0 && r.GetChar(j) != wxT(':')) { for (j = j - 1; j >= 0 && r.GetChar(j) != wxT('/') && r.GetChar(j) != wxT(':'); j--) {} @@ -241,23 +355,23 @@ void wxFileSystem::ChangePathTo(const wxString& location, bool is_dir) if (is_dir) { - if (m_Path.Length() > 0 && m_Path.Last() != wxT('/') && m_Path.Last() != wxT(':')) - m_Path << wxT('/'); + if (!m_Path.empty() && m_Path.Last() != wxT('/') && m_Path.Last() != wxT(':')) + m_Path << wxT('/'); } else { - for (i = m_Path.Length()-1; i >= 0; i--) - { + for (i = m_Path.length()-1; i >= 0; i--) + { if (m_Path[(unsigned int) i] == wxT('/')) - { + { if ((i > 1) && (m_Path[(unsigned int) (i-1)] == wxT('/')) && (m_Path[(unsigned int) (i-2)] == wxT(':'))) - { + { i -= 2; continue; } else - { + { pathpos = i; break; } @@ -268,20 +382,20 @@ void wxFileSystem::ChangePathTo(const wxString& location, bool is_dir) } } if (pathpos == -1) - { - for (i = 0; i < (int) m_Path.Length(); i++) - { + { + for (i = 0; i < (int) m_Path.length(); i++) + { if (m_Path[(unsigned int) i] == wxT(':')) - { + { m_Path.Remove(i+1); break; } } - if (i == (int) m_Path.Length()) - m_Path = wxEmptyString; + if (i == (int) m_Path.length()) + m_Path = wxEmptyString; } else - { + { m_Path.Remove(pathpos+1); } } @@ -289,19 +403,41 @@ void wxFileSystem::ChangePathTo(const wxString& location, bool is_dir) -wxFSFile* wxFileSystem::OpenFile(const wxString& location) +wxFileSystemHandler *wxFileSystem::MakeLocal(wxFileSystemHandler *h) +{ + wxClassInfo *classinfo = h->GetClassInfo(); + + if (classinfo->IsDynamic()) + { + wxFileSystemHandler*& local = m_LocalHandlers[classinfo]; + if (!local) + local = (wxFileSystemHandler*)classinfo->CreateObject(); + return local; + } + else + { + return h; + } +} + + + +wxFSFile* wxFileSystem::OpenFile(const wxString& location, int flags) { + if ((flags & wxFS_READ) == 0) + return NULL; + wxString loc = MakeCorrectPath(location); unsigned i, ln; - char meta; + wxChar meta; wxFSFile *s = NULL; - wxNode *node; + wxList::compatibility_iterator node; - ln = loc.Length(); + ln = loc.length(); meta = 0; for (i = 0; i < ln; i++) { - switch (loc[i]) + switch ( loc[i].GetValue() ) { case wxT('/') : case wxT(':') : case wxT('#') : meta = loc[i]; @@ -316,11 +452,11 @@ wxFSFile* wxFileSystem::OpenFile(const wxString& location) { node = m_Handlers.GetFirst(); while (node) - { + { wxFileSystemHandler *h = (wxFileSystemHandler*) node -> GetData(); if (h->CanOpen(m_Path + loc)) - { - s = h->OpenFile(*this, m_Path + loc); + { + s = MakeLocal(h)->OpenFile(*this, m_Path + loc); if (s) { m_LastName = m_Path + loc; break; } } node = node->GetNext(); @@ -332,16 +468,25 @@ wxFSFile* wxFileSystem::OpenFile(const wxString& location) { node = m_Handlers.GetFirst(); while (node) - { + { wxFileSystemHandler *h = (wxFileSystemHandler*) node->GetData(); if (h->CanOpen(loc)) - { - s = h->OpenFile(*this, loc); + { + s = MakeLocal(h)->OpenFile(*this, loc); if (s) { m_LastName = loc; break; } } node = node->GetNext(); } } + + if (s && (flags & wxFS_SEEKABLE) != 0 && !s->GetStream()->IsSeekable()) + { + wxBackedInputStream *stream; + stream = new wxBackedInputStream(s->DetachStream()); + stream->FindLength(); + s->SetStream(stream); + } + return (s); } @@ -349,29 +494,35 @@ wxFSFile* wxFileSystem::OpenFile(const wxString& location) wxString wxFileSystem::FindFirst(const wxString& spec, int flags) { - wxNode *node; + wxList::compatibility_iterator node; wxString spec2(spec); m_FindFileHandler = NULL; - for (int i = spec2.Length()-1; i >= 0; i--) + for (int i = spec2.length()-1; i >= 0; i--) if (spec2[(unsigned int) i] == wxT('\\')) spec2.GetWritableChar(i) = wxT('/'); // Want to be windows-safe node = m_Handlers.GetFirst(); while (node) { - m_FindFileHandler = (wxFileSystemHandler*) node -> GetData(); - if (m_FindFileHandler -> CanOpen(m_Path + spec2)) + wxFileSystemHandler *h = (wxFileSystemHandler*) node -> GetData(); + if (h -> CanOpen(m_Path + spec2)) + { + m_FindFileHandler = MakeLocal(h); return m_FindFileHandler -> FindFirst(m_Path + spec2, flags); + } node = node->GetNext(); } node = m_Handlers.GetFirst(); while (node) { - m_FindFileHandler = (wxFileSystemHandler*) node -> GetData(); - if (m_FindFileHandler -> CanOpen(spec2)) + wxFileSystemHandler *h = (wxFileSystemHandler*) node -> GetData(); + if (h -> CanOpen(spec2)) + { + m_FindFileHandler = MakeLocal(h); return m_FindFileHandler -> FindFirst(spec2, flags); + } node = node->GetNext(); } @@ -386,21 +537,190 @@ wxString wxFileSystem::FindNext() else return m_FindFileHandler -> FindNext(); } +bool wxFileSystem::FindFileInPath(wxString *pStr, + const wxString& path, + const wxString& basename) +{ + // we assume that it's not empty + wxCHECK_MSG( !basename.empty(), false, + wxT("empty file name in wxFileSystem::FindFileInPath")); + + wxString name; + // skip path separator in the beginning of the file name if present + if ( wxIsPathSeparator(basename[0u]) ) + name = basename.substr(1); + else + name = basename; + wxStringTokenizer tokenizer(path, wxPATH_SEP); + while ( tokenizer.HasMoreTokens() ) + { + wxString strFile = tokenizer.GetNextToken(); + if ( !wxEndsWithPathSeparator(strFile) ) + strFile += wxFILE_SEP_PATH; + strFile += name; + + wxFSFile *file = OpenFile(strFile); + if ( file ) + { + delete file; + *pStr = strFile; + return true; + } + } + + return false; +} void wxFileSystem::AddHandler(wxFileSystemHandler *handler) { - m_Handlers.Append(handler); + // prepend the handler to the beginning of the list because handlers added + // last should have the highest priority to allow overriding them + m_Handlers.Insert((size_t)0, handler); } +wxFileSystemHandler* wxFileSystem::RemoveHandler(wxFileSystemHandler *handler) +{ + // if handler has already been removed (or deleted) + // we return NULL. This is by design in case + // CleanUpHandlers() is called before RemoveHandler + // is called, as we cannot control the order + // which modules are unloaded + if (!m_Handlers.DeleteObject(handler)) + return NULL; + + return handler; +} + + +bool wxFileSystem::HasHandlerForPath(const wxString &location) +{ + for ( wxList::compatibility_iterator node = m_Handlers.GetFirst(); + node; node = node->GetNext() ) + { + wxFileSystemHandler *h = (wxFileSystemHandler*) node->GetData(); + if (h->CanOpen(location)) + return true; + } + + return false; +} void wxFileSystem::CleanUpHandlers() { - m_Handlers.DeleteContents(TRUE); - m_Handlers.Clear(); + WX_CLEAR_LIST(wxList, m_Handlers); } +static const wxString g_unixPathString(wxT("/")); +static const wxString g_nativePathString(wxFILE_SEP_PATH); + +// Returns the native path for a file URL +wxFileName wxFileSystem::URLToFileName(const wxString& url) +{ + wxString path = url; + + if ( path.Find(wxT("file://")) == 0 ) + { + path = path.Mid(7); + } + else if ( path.Find(wxT("file:")) == 0 ) + { + path = path.Mid(5); + } + // Remove preceding double slash on Mac Classic +#if defined(__WXMAC__) && !defined(__UNIX__) + else if ( path.Find(wxT("//")) == 0 ) + path = path.Mid(2); +#endif + + path = wxURI::Unescape(path); + +#ifdef __WINDOWS__ + // file urls either start with a forward slash (local harddisk), + // otherwise they have a servername/sharename notation, + // which only exists on msw and corresponds to a unc + if ( path.length() > 1 && (path[0u] == wxT('/') && path [1u] != wxT('/')) ) + { + path = path.Mid(1); + } + else if ( (url.Find(wxT("file://")) == 0) && + (path.Find(wxT('/')) != wxNOT_FOUND) && + (path.length() > 1) && (path[1u] != wxT(':')) ) + { + path = wxT("//") + path; + } +#endif + + path.Replace(g_unixPathString, g_nativePathString); + return wxFileName(path, wxPATH_NATIVE); +} + +// Escapes non-ASCII and others characters in file: URL to be valid URLs +static wxString EscapeFileNameCharsInURL(const char *in) +{ + wxString s; + + for ( const unsigned char *p = (const unsigned char*)in; *p; ++p ) + { + const unsigned char c = *p; + + // notice that all colons *must* be encoded in the paths used by + // wxFileSystem even though this makes URLs produced by this method + // unusable with IE under Windows as it requires "file:///c:/foo.bar" + // and doesn't accept "file:///c%3a/foo.bar" -- but then we never made + // any guarantees about general suitability of the strings returned by + // this method, they must work with wxFileSystem only and not encoding + // the colon breaks handling of + // "http://wherever/whatever.zip#zip:filename.ext" URLs so we really + // can't do this without heavy changes to the parsing code here, in + // particular in GetRightLocation() + + if ( c == '/' || c == '-' || c == '.' || c == '_' || c == '~' || + (c >= '0' && c <= '9') || + (c >= 'a' && c <= 'z') || + (c >= 'A' && c <= 'Z') ) + { + s << c; + } + else + { + s << wxString::Format("%%%02x", c); + } + } + + return s; +} + +// Returns the file URL for a native path +wxString wxFileSystem::FileNameToURL(const wxFileName& filename) +{ + wxFileName fn = filename; + fn.Normalize(wxPATH_NORM_DOTS | wxPATH_NORM_TILDE | wxPATH_NORM_ABSOLUTE); + wxString url = fn.GetFullPath(wxPATH_NATIVE); + +#ifndef __UNIX__ + // unc notation, wxMSW + if ( url.Find(wxT("\\\\")) == 0 ) + { + url = wxT("//") + url.Mid(2); + } + else + { + url = wxT("/") + url; +#ifdef __WXMAC__ + url = wxT("/") + url; +#endif + + } +#endif + + url.Replace(g_nativePathString, g_unixPathString); + + // Do wxURI- and common practice-compatible escaping: encode the string + // into UTF-8, then escape anything non-ASCII: + return wxT("file:") + EscapeFileNameCharsInURL(url.utf8_str()); +} ///// Module: @@ -410,58 +730,55 @@ class wxFileSystemModule : public wxModule DECLARE_DYNAMIC_CLASS(wxFileSystemModule) public: + wxFileSystemModule() : + wxModule(), + m_handler(NULL) + { + } + virtual bool OnInit() { - wxFileSystem::AddHandler(new wxLocalFSHandler); - - gs_FSMimeFallbacks = new wxFileTypeInfo[6]; - gs_FSMimeFallbacks[0] = - wxFileTypeInfo("image/jpeg", - "", - "", - "JPEG image (from fallback)", - "jpg", "jpeg", NULL); - gs_FSMimeFallbacks[1] = - wxFileTypeInfo("image/gif", - "", - "", - "GIF image (from fallback)", - "gif", NULL); - gs_FSMimeFallbacks[2] = - wxFileTypeInfo("image/png", - "", - "", - "PNG image (from fallback)", - "png", NULL); - gs_FSMimeFallbacks[3] = - wxFileTypeInfo("image/bmp", - "", - "", - "windows bitmap image (from fallback)", - "bmp", NULL); - gs_FSMimeFallbacks[4] = - wxFileTypeInfo("text/html", - "", - "", - "HTML document (from fallback)", - "htm", "html", NULL); - gs_FSMimeFallbacks[5] = - // must terminate the table with this! - wxFileTypeInfo(); - - return TRUE; + m_handler = new wxLocalFSHandler; + wxFileSystem::AddHandler(m_handler); + return true; } virtual void OnExit() - { - delete [] gs_FSMimeFallbacks; + { + delete wxFileSystem::RemoveHandler(m_handler); + wxFileSystem::CleanUpHandlers(); - } + } + + private: + wxFileSystemHandler* m_handler; + }; IMPLEMENT_DYNAMIC_CLASS(wxFileSystemModule, wxModule) -#endif - // wxUSE_FILESYSTEM +//// wxFSInputStream +wxFSInputStream::wxFSInputStream(const wxString& filename, int flags) +{ + wxFileSystem fs; + m_file = fs.OpenFile(filename, flags | wxFS_READ); + if ( m_file ) + { + wxInputStream* const stream = m_file->GetStream(); + if ( stream ) + { + // Notice that we pass the stream by reference: it shouldn't be + // deleted by us as it's owned by m_file already. + InitParentStream(*stream); + } + } +} +wxFSInputStream::~wxFSInputStream() +{ + delete m_file; +} + +#endif + // wxUSE_FILESYSTEM