mimetype.cpp/.h split into unix,mac,msw

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@5529 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Václav Slavík 2000-01-19 23:03:53 +00:00
parent 68263f63e5
commit 7dc3cc31af
8 changed files with 1442 additions and 984 deletions

75
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/////////////////////////////////////////////////////////////////////////////
// Name: wx/mac/mimetype.h
// Purpose: classes and functions to manage MIME types
// Author: Vadim Zeitlin
// Modified by:
// Created: 23.09.98
// RCS-ID: $Id$
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
// Licence: wxWindows license (part of wxExtra library)
/////////////////////////////////////////////////////////////////////////////
#ifndef _MIMETYPE_IMPL_H
#define _MIMETYPE_IMPL_H
#include "wx/defs.h"
#include "wx/mimetype.h"
class wxMimeTypesManagerImpl
{
public :
wxMimeTypesManagerImpl() { }
// implement containing class functions
wxFileType *GetFileTypeFromExtension(const wxString& ext);
wxFileType *GetFileTypeFromMimeType(const wxString& mimeType);
size_t EnumAllFileTypes(wxArrayString& mimetypes);
// this are NOPs under MacOS
bool ReadMailcap(const wxString& filename, bool fallback = TRUE) { return TRUE; }
bool ReadMimeTypes(const wxString& filename) { return TRUE; }
void AddFallback(const wxFileTypeInfo& ft) { m_fallbacks.Add(ft); }
private:
wxArrayFileTypeInfo m_fallbacks;
};
class wxFileTypeImpl
{
public:
// initialize us with our file type name
void SetFileType(const wxString& strFileType)
{ m_strFileType = strFileType; }
void SetExt(const wxString& ext)
{ m_ext = ext; }
// implement accessor functions
bool GetExtensions(wxArrayString& extensions);
bool GetMimeType(wxString *mimeType) const;
bool GetIcon(wxIcon *icon) const;
bool GetDescription(wxString *desc) const;
bool GetOpenCommand(wxString *openCmd,
const wxFileType::MessageParameters&) const
{ return GetCommand(openCmd, "open"); }
bool GetPrintCommand(wxString *printCmd,
const wxFileType::MessageParameters&) const
{ return GetCommand(printCmd, "print"); }
private:
// helper function
bool GetCommand(wxString *command, const char *verb) const;
wxString m_strFileType, m_ext;
};
#endif
//_MIMETYPE_H
/* vi: set cin tw=80 ts=4 sw=4: */

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/////////////////////////////////////////////////////////////////////////////
// Name: wx/mimetype.h
// Purpose: classes and functions to manage MIME types
// Author: Vadim Zeitlin
// Modified by:
// Created: 23.09.98
// RCS-ID: $Id$
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
// Licence: wxWindows license (part of wxExtra library)
/////////////////////////////////////////////////////////////////////////////
#ifndef _MIMETYPE_IMPL_H
#define _MIMETYPE_IMPL_H
#ifdef __GNUG__
#pragma interface "mimetype.h"
#endif
#include "wx/defs.h"
#include "wx/mimetype.h"
class WXDLLEXPORT wxFileTypeImpl
{
public:
// ctor
wxFileTypeImpl() { m_info = NULL; }
// one of these Init() function must be called (ctor can't take any
// arguments because it's common)
// initialize us with our file type name and extension - in this case
// we will read all other data from the registry
void Init(const wxString& strFileType, const wxString& ext)
{ m_strFileType = strFileType; m_ext = ext; }
// initialize us with a wxFileTypeInfo object - it contains all the
// data
void Init(const wxFileTypeInfo& info)
{ m_info = &info; }
// implement accessor functions
bool GetExtensions(wxArrayString& extensions);
bool GetMimeType(wxString *mimeType) const;
bool GetIcon(wxIcon *icon) const;
bool GetDescription(wxString *desc) const;
bool GetOpenCommand(wxString *openCmd,
const wxFileType::MessageParameters& params) const;
bool GetPrintCommand(wxString *printCmd,
const wxFileType::MessageParameters& params) const;
private:
// helper function: reads the command corresponding to the specified verb
// from the registry (returns an empty string if not found)
wxString GetCommand(const wxChar *verb) const;
// we use either m_info or read the data from the registry if m_info == NULL
const wxFileTypeInfo *m_info;
wxString m_strFileType, // may be empty
m_ext;
};
class WXDLLEXPORT wxMimeTypesManagerImpl
{
public:
// nothing to do here, we don't load any data but just go and fetch it from
// the registry when asked for
wxMimeTypesManagerImpl() { }
// implement containing class functions
wxFileType *GetFileTypeFromExtension(const wxString& ext);
wxFileType *GetFileTypeFromMimeType(const wxString& mimeType);
size_t EnumAllFileTypes(wxArrayString& mimetypes);
// this are NOPs under Windows
bool ReadMailcap(const wxString& filename, bool fallback = TRUE)
{ return TRUE; }
bool ReadMimeTypes(const wxString& filename)
{ return TRUE; }
void AddFallback(const wxFileTypeInfo& ft) { m_fallbacks.Add(ft); }
private:
wxArrayFileTypeInfo m_fallbacks;
};
#endif
//_MIMETYPE_IMPL_H

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/////////////////////////////////////////////////////////////////////////////
// Name: unix/mimetype.h
// Purpose: classes and functions to manage MIME types
// Author: Vadim Zeitlin
// Modified by:
// Created: 23.09.98
// RCS-ID: $Id$
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
// Licence: wxWindows license (part of wxExtra library)
/////////////////////////////////////////////////////////////////////////////
#ifndef _MIMETYPE_IMPL_H
#define _MIMETYPE_IMPL_H
#ifdef __GNUG__
#pragma interface "mimetype.h"
#endif
#include "wx/mimetype.h"
#if (wxUSE_FILE && wxUSE_TEXTFILE)
class MailCapEntry;
class wxMimeTypeIconHandler;
WX_DEFINE_ARRAY(wxMimeTypeIconHandler *, ArrayIconHandlers);
WX_DEFINE_ARRAY(MailCapEntry *, ArrayTypeEntries);
// this is the real wxMimeTypesManager for Unix
class WXDLLEXPORT wxMimeTypesManagerImpl
{
friend class WXDLLEXPORT wxFileTypeImpl; // give it access to m_aXXX variables
public:
// ctor loads all info into memory for quicker access later on
// TODO it would be nice to load them all, but parse on demand only...
wxMimeTypesManagerImpl();
// implement containing class functions
wxFileType *GetFileTypeFromExtension(const wxString& ext);
wxFileType *GetFileTypeFromMimeType(const wxString& mimeType);
size_t EnumAllFileTypes(wxArrayString& mimetypes);
bool ReadMailcap(const wxString& filename, bool fallback = FALSE);
bool ReadMimeTypes(const wxString& filename);
void AddFallback(const wxFileTypeInfo& filetype);
// add information about the given mimetype
void AddMimeTypeInfo(const wxString& mimetype,
const wxString& extensions,
const wxString& description);
void AddMailcapInfo(const wxString& strType,
const wxString& strOpenCmd,
const wxString& strPrintCmd,
const wxString& strTest,
const wxString& strDesc);
// accessors
// get the string containing space separated extensions for the given
// file type
wxString GetExtension(size_t index) { return m_aExtensions[index]; }
// get the array of icon handlers
static ArrayIconHandlers& GetIconHandlers();
private:
wxArrayString m_aTypes, // MIME types
m_aDescriptions, // descriptions (just some text)
m_aExtensions; // space separated list of extensions
ArrayTypeEntries m_aEntries; // commands and tests for this file type
// head of the linked list of the icon handlers
static ArrayIconHandlers ms_iconHandlers;
};
class WXDLLEXPORT wxFileTypeImpl
{
public:
// initialization functions
void Init(wxMimeTypesManagerImpl *manager, size_t index)
{ m_manager = manager; m_index = index; }
// accessors
bool GetExtensions(wxArrayString& extensions);
bool GetMimeType(wxString *mimeType) const
{ *mimeType = m_manager->m_aTypes[m_index]; return TRUE; }
bool GetIcon(wxIcon *icon) const;
bool GetDescription(wxString *desc) const
{ *desc = m_manager->m_aDescriptions[m_index]; return TRUE; }
bool GetOpenCommand(wxString *openCmd,
const wxFileType::MessageParameters& params) const
{
return GetExpandedCommand(openCmd, params, TRUE);
}
bool GetPrintCommand(wxString *printCmd,
const wxFileType::MessageParameters& params) const
{
return GetExpandedCommand(printCmd, params, FALSE);
}
private:
// get the entry which passes the test (may return NULL)
MailCapEntry *GetEntry(const wxFileType::MessageParameters& params) const;
// choose the correct entry to use and expand the command
bool GetExpandedCommand(wxString *expandedCmd,
const wxFileType::MessageParameters& params,
bool open) const;
wxMimeTypesManagerImpl *m_manager;
size_t m_index; // in the wxMimeTypesManagerImpl arrays
};
#endif
// wxUSE_FILE
#endif
//_MIMETYPE_IMPL_H

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/////////////////////////////////////////////////////////////////////////////
// Name: common/mimecmn.cpp
// Purpose: classes and functions to manage MIME types
// Author: Vadim Zeitlin
// Modified by:
// Created: 23.09.98
// RCS-ID: $Id$
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
// Licence: wxWindows license (part of wxExtra library)
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "mimetypebase.h"
#endif
// for compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/defs.h"
#endif
#if (wxUSE_FILE && wxUSE_TEXTFILE) || defined(__WXMSW__)
#ifndef WX_PRECOMP
#include "wx/string.h"
#if wxUSE_GUI
#include "wx/icon.h"
#endif
#endif //WX_PRECOMP
// Doesn't compile in WIN16 mode
#ifndef __WIN16__
#include "wx/log.h"
#include "wx/file.h"
#include "wx/intl.h"
#include "wx/dynarray.h"
#include "wx/confbase.h"
#ifdef __WXMSW__
#include "wx/msw/registry.h"
#include "windows.h"
#elif defined(__UNIX__) || defined(__WXPM__)
#include "wx/ffile.h"
#include "wx/textfile.h"
#include "wx/dir.h"
#include "wx/utils.h"
#include "wx/tokenzr.h"
#endif // OS
#include "wx/mimetype.h"
// other standard headers
#include <ctype.h>
// in case we're compiling in non-GUI mode
class WXDLLEXPORT wxIcon;
// implementation classes:
#if defined(__WXMSW__)
#include "wx/msw/mimetype.h"
#elif defined (__WXMAC__)
#include "wx/mac/mimetype.h"
#else
#include "wx/unix/mimetype.h"
#endif
// ============================================================================
// common classes
// ============================================================================
// ----------------------------------------------------------------------------
// wxFileTypeInfo
// ----------------------------------------------------------------------------
wxFileTypeInfo::wxFileTypeInfo(const char *mimeType,
const char *openCmd,
const char *printCmd,
const char *desc,
...)
: m_mimeType(mimeType),
m_openCmd(openCmd),
m_printCmd(printCmd),
m_desc(desc)
{
va_list argptr;
va_start(argptr, desc);
for ( ;; )
{
const char *ext = va_arg(argptr, const char *);
if ( !ext )
{
// NULL terminates the list
break;
}
m_exts.Add(ext);
}
va_end(argptr);
}
#include "wx/arrimpl.cpp"
WX_DEFINE_OBJARRAY(wxArrayFileTypeInfo);
// ============================================================================
// implementation of the wrapper classes
// ============================================================================
// ----------------------------------------------------------------------------
// wxFileType
// ----------------------------------------------------------------------------
wxString wxFileType::ExpandCommand(const wxString& command,
const wxFileType::MessageParameters& params)
{
bool hasFilename = FALSE;
wxString str;
for ( const wxChar *pc = command.c_str(); *pc != wxT('\0'); pc++ ) {
if ( *pc == wxT('%') ) {
switch ( *++pc ) {
case wxT('s'):
// '%s' expands into file name (quoted because it might
// contain spaces) - except if there are already quotes
// there because otherwise some programs may get confused
// by double double quotes
#if 0
if ( *(pc - 2) == wxT('"') )
str << params.GetFileName();
else
str << wxT('"') << params.GetFileName() << wxT('"');
#endif
str << params.GetFileName();
hasFilename = TRUE;
break;
case wxT('t'):
// '%t' expands into MIME type (quote it too just to be
// consistent)
str << wxT('\'') << params.GetMimeType() << wxT('\'');
break;
case wxT('{'):
{
const wxChar *pEnd = wxStrchr(pc, wxT('}'));
if ( pEnd == NULL ) {
wxString mimetype;
wxLogWarning(_("Unmatched '{' in an entry for "
"mime type %s."),
params.GetMimeType().c_str());
str << wxT("%{");
}
else {
wxString param(pc + 1, pEnd - pc - 1);
str << wxT('\'') << params.GetParamValue(param) << wxT('\'');
pc = pEnd;
}
}
break;
case wxT('n'):
case wxT('F'):
// TODO %n is the number of parts, %F is an array containing
// the names of temp files these parts were written to
// and their mime types.
break;
default:
wxLogDebug(wxT("Unknown field %%%c in command '%s'."),
*pc, command.c_str());
str << *pc;
}
}
else {
str << *pc;
}
}
// metamail(1) man page states that if the mailcap entry doesn't have '%s'
// the program will accept the data on stdin: so give it to it!
if ( !hasFilename && !str.IsEmpty() ) {
str << wxT(" < '") << params.GetFileName() << wxT('\'');
}
return str;
}
wxFileType::wxFileType()
{
m_impl = new wxFileTypeImpl;
}
wxFileType::~wxFileType()
{
delete m_impl;
}
bool wxFileType::GetExtensions(wxArrayString& extensions)
{
return m_impl->GetExtensions(extensions);
}
bool wxFileType::GetMimeType(wxString *mimeType) const
{
return m_impl->GetMimeType(mimeType);
}
bool wxFileType::GetIcon(wxIcon *icon) const
{
return m_impl->GetIcon(icon);
}
bool wxFileType::GetDescription(wxString *desc) const
{
return m_impl->GetDescription(desc);
}
bool
wxFileType::GetOpenCommand(wxString *openCmd,
const wxFileType::MessageParameters& params) const
{
return m_impl->GetOpenCommand(openCmd, params);
}
bool
wxFileType::GetPrintCommand(wxString *printCmd,
const wxFileType::MessageParameters& params) const
{
return m_impl->GetPrintCommand(printCmd, params);
}
// ----------------------------------------------------------------------------
// wxMimeTypesManager
// ----------------------------------------------------------------------------
void wxMimeTypesManager::EnsureImpl()
{
if (m_impl == NULL)
m_impl = new wxMimeTypesManagerImpl;
}
bool wxMimeTypesManager::IsOfType(const wxString& mimeType,
const wxString& wildcard)
{
wxASSERT_MSG( mimeType.Find(wxT('*')) == wxNOT_FOUND,
wxT("first MIME type can't contain wildcards") );
// all comparaisons are case insensitive (2nd arg of IsSameAs() is FALSE)
if ( wildcard.BeforeFirst(wxT('/')).IsSameAs(mimeType.BeforeFirst(wxT('/')), FALSE) )
{
wxString strSubtype = wildcard.AfterFirst(wxT('/'));
if ( strSubtype == wxT("*") ||
strSubtype.IsSameAs(mimeType.AfterFirst(wxT('/')), FALSE) )
{
// matches (either exactly or it's a wildcard)
return TRUE;
}
}
return FALSE;
}
wxMimeTypesManager::wxMimeTypesManager()
{
m_impl = NULL;
}
wxMimeTypesManager::~wxMimeTypesManager()
{
if (m_impl != NULL)
delete m_impl;
}
wxFileType *
wxMimeTypesManager::GetFileTypeFromExtension(const wxString& ext)
{
EnsureImpl();
return m_impl->GetFileTypeFromExtension(ext);
}
wxFileType *
wxMimeTypesManager::GetFileTypeFromMimeType(const wxString& mimeType)
{
EnsureImpl();
return m_impl->GetFileTypeFromMimeType(mimeType);
}
bool wxMimeTypesManager::ReadMailcap(const wxString& filename, bool fallback)
{
EnsureImpl();
return m_impl->ReadMailcap(filename, fallback);
}
bool wxMimeTypesManager::ReadMimeTypes(const wxString& filename)
{
EnsureImpl();
return m_impl->ReadMimeTypes(filename);
}
void wxMimeTypesManager::AddFallbacks(const wxFileTypeInfo *filetypes)
{
EnsureImpl();
for ( const wxFileTypeInfo *ft = filetypes; ft->IsValid(); ft++ ) {
m_impl->AddFallback(*ft);
}
}
size_t wxMimeTypesManager::EnumAllFileTypes(wxArrayString& mimetypes)
{
EnsureImpl();
return m_impl->EnumAllFileTypes(mimetypes);
}
// ----------------------------------------------------------------------------
// global data
// ----------------------------------------------------------------------------
// private object
static wxMimeTypesManager gs_mimeTypesManager;
// and public pointer
wxMimeTypesManager * wxTheMimeTypesManager = &gs_mimeTypesManager;
#endif
// wxUSE_FILE && wxUSE_TEXTFILE
#endif
// __WIN16__

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/////////////////////////////////////////////////////////////////////////////
// Name: mac/mimetype.cpp
// Purpose: classes and functions to manage MIME types
// Author: Vadim Zeitlin
// Modified by:
// Created: 23.09.98
// RCS-ID: $Id$
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
// Licence: wxWindows license (part of wxExtra library)
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "mimetype.h"
#endif
// for compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/defs.h"
#endif
#ifndef WX_PRECOMP
#include "wx/string.h"
#if wxUSE_GUI
#include "wx/icon.h"
#endif
#endif //WX_PRECOMP
#include "wx/log.h"
#include "wx/file.h"
#include "wx/intl.h"
#include "wx/dynarray.h"
#include "wx/confbase.h"
#include "wx/mac/mimetype.h"
// other standard headers
#include <ctype.h>
// in case we're compiling in non-GUI mode
class WXDLLEXPORT wxIcon;
bool wxFileTypeImpl::GetCommand(wxString *command, const char *verb) const
{
return FALSE;
}
// @@ this function is half implemented
bool wxFileTypeImpl::GetExtensions(wxArrayString& extensions)
{
return FALSE;
}
bool wxFileTypeImpl::GetMimeType(wxString *mimeType) const
{
if ( m_strFileType.Length() > 0 )
{
*mimeType = m_strFileType ;
return TRUE ;
}
else
return FALSE;
}
bool wxFileTypeImpl::GetIcon(wxIcon *icon) const
{
// no such file type or no value or incorrect icon entry
return FALSE;
}
bool wxFileTypeImpl::GetDescription(wxString *desc) const
{
return FALSE;
}
// extension -> file type
wxFileType *
wxMimeTypesManagerImpl::GetFileTypeFromExtension(const wxString& e)
{
wxString ext = e ;
ext = ext.Lower() ;
if ( ext == "txt" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("text/text");
fileType->m_impl->SetExt(ext);
return fileType;
}
else if ( ext == "htm" || ext == "html" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("text/html");
fileType->m_impl->SetExt(ext);
return fileType;
}
else if ( ext == "gif" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("image/gif");
fileType->m_impl->SetExt(ext);
return fileType;
}
else if ( ext == "png" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("image/png");
fileType->m_impl->SetExt(ext);
return fileType;
}
else if ( ext == "jpg" || ext == "jpeg" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("image/jpeg");
fileType->m_impl->SetExt(ext);
return fileType;
}
else if ( ext == "bmp" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("image/bmp");
fileType->m_impl->SetExt(ext);
return fileType;
}
else if ( ext == "tif" || ext == "tiff" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("image/tiff");
fileType->m_impl->SetExt(ext);
return fileType;
}
else if ( ext == "xpm" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("image/xpm");
fileType->m_impl->SetExt(ext);
return fileType;
}
else if ( ext == "xbm" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("image/xbm");
fileType->m_impl->SetExt(ext);
return fileType;
}
// unknown extension
return NULL;
}
// MIME type -> extension -> file type
wxFileType *
wxMimeTypesManagerImpl::GetFileTypeFromMimeType(const wxString& mimeType)
{
return NULL;
}
size_t wxMimeTypesManagerImpl::EnumAllFileTypes(wxArrayString& mimetypes)
{
wxFAIL_MSG( _T("TODO") ); // VZ: don't know anything about this for Mac
return 0;
}

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/////////////////////////////////////////////////////////////////////////////
// Name: mac/mimetype.cpp
// Purpose: classes and functions to manage MIME types
// Author: Vadim Zeitlin
// Modified by:
// Created: 23.09.98
// RCS-ID: $Id$
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
// Licence: wxWindows license (part of wxExtra library)
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "mimetype.h"
#endif
// for compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/defs.h"
#endif
#ifndef WX_PRECOMP
#include "wx/string.h"
#if wxUSE_GUI
#include "wx/icon.h"
#endif
#endif //WX_PRECOMP
#include "wx/log.h"
#include "wx/file.h"
#include "wx/intl.h"
#include "wx/dynarray.h"
#include "wx/confbase.h"
#include "wx/mac/mimetype.h"
// other standard headers
#include <ctype.h>
// in case we're compiling in non-GUI mode
class WXDLLEXPORT wxIcon;
bool wxFileTypeImpl::GetCommand(wxString *command, const char *verb) const
{
return FALSE;
}
// @@ this function is half implemented
bool wxFileTypeImpl::GetExtensions(wxArrayString& extensions)
{
return FALSE;
}
bool wxFileTypeImpl::GetMimeType(wxString *mimeType) const
{
if ( m_strFileType.Length() > 0 )
{
*mimeType = m_strFileType ;
return TRUE ;
}
else
return FALSE;
}
bool wxFileTypeImpl::GetIcon(wxIcon *icon) const
{
// no such file type or no value or incorrect icon entry
return FALSE;
}
bool wxFileTypeImpl::GetDescription(wxString *desc) const
{
return FALSE;
}
// extension -> file type
wxFileType *
wxMimeTypesManagerImpl::GetFileTypeFromExtension(const wxString& e)
{
wxString ext = e ;
ext = ext.Lower() ;
if ( ext == "txt" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("text/text");
fileType->m_impl->SetExt(ext);
return fileType;
}
else if ( ext == "htm" || ext == "html" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("text/html");
fileType->m_impl->SetExt(ext);
return fileType;
}
else if ( ext == "gif" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("image/gif");
fileType->m_impl->SetExt(ext);
return fileType;
}
else if ( ext == "png" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("image/png");
fileType->m_impl->SetExt(ext);
return fileType;
}
else if ( ext == "jpg" || ext == "jpeg" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("image/jpeg");
fileType->m_impl->SetExt(ext);
return fileType;
}
else if ( ext == "bmp" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("image/bmp");
fileType->m_impl->SetExt(ext);
return fileType;
}
else if ( ext == "tif" || ext == "tiff" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("image/tiff");
fileType->m_impl->SetExt(ext);
return fileType;
}
else if ( ext == "xpm" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("image/xpm");
fileType->m_impl->SetExt(ext);
return fileType;
}
else if ( ext == "xbm" )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->SetFileType("image/xbm");
fileType->m_impl->SetExt(ext);
return fileType;
}
// unknown extension
return NULL;
}
// MIME type -> extension -> file type
wxFileType *
wxMimeTypesManagerImpl::GetFileTypeFromMimeType(const wxString& mimeType)
{
return NULL;
}
size_t wxMimeTypesManagerImpl::EnumAllFileTypes(wxArrayString& mimetypes)
{
wxFAIL_MSG( _T("TODO") ); // VZ: don't know anything about this for Mac
return 0;
}

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/////////////////////////////////////////////////////////////////////////////
// Name: common/mimetype.cpp
// Purpose: classes and functions to manage MIME types
// Author: Vadim Zeitlin
// Modified by:
// Created: 23.09.98
// RCS-ID: $Id$
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
// Licence: wxWindows license (part of wxExtra library)
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "mimetype.h"
#endif
// for compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/defs.h"
#endif
#if (wxUSE_FILE && wxUSE_TEXTFILE) || defined(__WXMSW__)
#ifndef WX_PRECOMP
#include "wx/string.h"
#if wxUSE_GUI
#include "wx/icon.h"
#endif
#endif //WX_PRECOMP
// Doesn't compile in WIN16 mode
#ifndef __WIN16__
#include "wx/log.h"
#include "wx/file.h"
#include "wx/intl.h"
#include "wx/dynarray.h"
#include "wx/confbase.h"
#ifdef __WXMSW__
#include "wx/msw/registry.h"
#include "windows.h"
#elif defined(__UNIX__) || defined(__WXPM__)
#include "wx/ffile.h"
#include "wx/textfile.h"
#include "wx/dir.h"
#include "wx/utils.h"
#include "wx/tokenzr.h"
#endif // OS
#include "wx/msw/mimetype.h"
// other standard headers
#include <ctype.h>
// in case we're compiling in non-GUI mode
class WXDLLEXPORT wxIcon;
// These classes use Windows registry to retrieve the required information.
//
// Keys used (not all of them are documented, so it might actually stop working
// in futur versions of Windows...):
// 1. "HKCR\MIME\Database\Content Type" contains subkeys for all known MIME
// types, each key has a string value "Extension" which gives (dot preceded)
// extension for the files of this MIME type.
//
// 2. "HKCR\.ext" contains
// a) unnamed value containing the "filetype"
// b) value "Content Type" containing the MIME type
//
// 3. "HKCR\filetype" contains
// a) unnamed value containing the description
// b) subkey "DefaultIcon" with single unnamed value giving the icon index in
// an icon file
// c) shell\open\command and shell\open\print subkeys containing the commands
// to open/print the file (the positional parameters are introduced by %1,
// %2, ... in these strings, we change them to %s ourselves)
// although I don't know of any official documentation which mentions this
// location, uses it, so it isn't likely to change
static const wxChar *MIME_DATABASE_KEY = wxT("MIME\\Database\\Content Type\\");
wxString wxFileTypeImpl::GetCommand(const wxChar *verb) const
{
// suppress possible error messages
wxLogNull nolog;
wxString strKey;
if ( wxRegKey(wxRegKey::HKCR, m_ext + _T("\\shell")).Exists() )
strKey = m_ext;
if ( wxRegKey(wxRegKey::HKCR, m_strFileType + _T("\\shell")).Exists() )
strKey = m_strFileType;
if ( !strKey )
{
// no info
return wxEmptyString;
}
strKey << wxT("\\shell\\") << verb;
wxRegKey key(wxRegKey::HKCR, strKey + _T("\\command"));
wxString command;
if ( key.Open() ) {
// it's the default value of the key
if ( key.QueryValue(wxT(""), command) ) {
// transform it from '%1' to '%s' style format string (now also
// test for %L - apparently MS started using it as well for the
// same purpose)
// NB: we don't make any attempt to verify that the string is valid,
// i.e. doesn't contain %2, or second %1 or .... But we do make
// sure that we return a string with _exactly_ one '%s'!
bool foundFilename = FALSE;
size_t len = command.Len();
for ( size_t n = 0; (n < len) && !foundFilename; n++ ) {
if ( command[n] == wxT('%') &&
(n + 1 < len) &&
(command[n + 1] == wxT('1') ||
command[n + 1] == wxT('L')) ) {
// replace it with '%s'
command[n + 1] = wxT('s');
foundFilename = TRUE;
}
}
// look whether we must issue some DDE requests to the application
// (and not just launch it)
strKey += _T("\\DDEExec");
wxRegKey keyDDE(wxRegKey::HKCR, strKey);
if ( keyDDE.Open() ) {
wxString ddeCommand, ddeServer, ddeTopic;
keyDDE.QueryValue(_T(""), ddeCommand);
ddeCommand.Replace(_T("%1"), _T("%s"));
wxRegKey(wxRegKey::HKCR, strKey + _T("\\Application")).
QueryValue(_T(""), ddeServer);
wxRegKey(wxRegKey::HKCR, strKey + _T("\\Topic")).
QueryValue(_T(""), ddeTopic);
// HACK: we use a special feature of wxExecute which exists
// just because we need it here: it will establish DDE
// conversation with the program it just launched
command.Prepend(_T("WX_DDE#"));
command << _T('#') << ddeServer
<< _T('#') << ddeTopic
<< _T('#') << ddeCommand;
}
else if ( !foundFilename ) {
// we didn't find any '%1' - the application doesn't know which
// file to open (note that we only do it if there is no DDEExec
// subkey)
//
// HACK: append the filename at the end, hope that it will do
command << wxT(" %s");
}
}
}
//else: no such file type or no value, will return empty string
return command;
}
bool
wxFileTypeImpl::GetOpenCommand(wxString *openCmd,
const wxFileType::MessageParameters& params)
const
{
wxString cmd;
if ( m_info ) {
cmd = m_info->GetOpenCommand();
}
else {
cmd = GetCommand(wxT("open"));
}
*openCmd = wxFileType::ExpandCommand(cmd, params);
return !openCmd->IsEmpty();
}
bool
wxFileTypeImpl::GetPrintCommand(wxString *printCmd,
const wxFileType::MessageParameters& params)
const
{
wxString cmd;
if ( m_info ) {
cmd = m_info->GetPrintCommand();
}
else {
cmd = GetCommand(wxT("print"));
}
*printCmd = wxFileType::ExpandCommand(cmd, params);
return !printCmd->IsEmpty();
}
// TODO this function is half implemented
bool wxFileTypeImpl::GetExtensions(wxArrayString& extensions)
{
if ( m_info ) {
extensions = m_info->GetExtensions();
return TRUE;
}
else if ( m_ext.IsEmpty() ) {
// the only way to get the list of extensions from the file type is to
// scan through all extensions in the registry - too slow...
return FALSE;
}
else {
extensions.Empty();
extensions.Add(m_ext);
// it's a lie too, we don't return _all_ extensions...
return TRUE;
}
}
bool wxFileTypeImpl::GetMimeType(wxString *mimeType) const
{
if ( m_info ) {
// we already have it
*mimeType = m_info->GetMimeType();
return TRUE;
}
// suppress possible error messages
wxLogNull nolog;
wxRegKey key(wxRegKey::HKCR, wxT(".") + m_ext);
if ( key.Open() && key.QueryValue(wxT("Content Type"), *mimeType) ) {
return TRUE;
}
else {
return FALSE;
}
}
bool wxFileTypeImpl::GetIcon(wxIcon *icon) const
{
#if wxUSE_GUI
if ( m_info ) {
// we don't have icons in the fallback resources
return FALSE;
}
wxString strIconKey;
strIconKey << m_strFileType << wxT("\\DefaultIcon");
// suppress possible error messages
wxLogNull nolog;
wxRegKey key(wxRegKey::HKCR, strIconKey);
if ( key.Open() ) {
wxString strIcon;
// it's the default value of the key
if ( key.QueryValue(wxT(""), strIcon) ) {
// the format is the following: <full path to file>, <icon index>
// NB: icon index may be negative as well as positive and the full
// path may contain the environment variables inside '%'
wxString strFullPath = strIcon.BeforeLast(wxT(',')),
strIndex = strIcon.AfterLast(wxT(','));
// index may be omitted, in which case BeforeLast(',') is empty and
// AfterLast(',') is the whole string
if ( strFullPath.IsEmpty() ) {
strFullPath = strIndex;
strIndex = wxT("0");
}
wxString strExpPath = wxExpandEnvVars(strFullPath);
int nIndex = wxAtoi(strIndex);
HICON hIcon = ExtractIcon(GetModuleHandle(NULL), strExpPath, nIndex);
switch ( (int)hIcon ) {
case 0: // means no icons were found
case 1: // means no such file or it wasn't a DLL/EXE/OCX/ICO/...
wxLogDebug(wxT("incorrect registry entry '%s': no such icon."),
key.GetName().c_str());
break;
default:
icon->SetHICON((WXHICON)hIcon);
return TRUE;
}
}
}
// no such file type or no value or incorrect icon entry
#endif // wxUSE_GUI
return FALSE;
}
bool wxFileTypeImpl::GetDescription(wxString *desc) const
{
if ( m_info ) {
// we already have it
*desc = m_info->GetDescription();
return TRUE;
}
// suppress possible error messages
wxLogNull nolog;
wxRegKey key(wxRegKey::HKCR, m_strFileType);
if ( key.Open() ) {
// it's the default value of the key
if ( key.QueryValue(wxT(""), *desc) ) {
return TRUE;
}
}
return FALSE;
}
// extension -> file type
wxFileType *
wxMimeTypesManagerImpl::GetFileTypeFromExtension(const wxString& ext)
{
// add the leading point if necessary
wxString str;
if ( ext[0u] != wxT('.') ) {
str = wxT('.');
}
str << ext;
// suppress possible error messages
wxLogNull nolog;
bool knownExtension = FALSE;
wxString strFileType;
wxRegKey key(wxRegKey::HKCR, str);
if ( key.Open() ) {
// it's the default value of the key
if ( key.QueryValue(wxT(""), strFileType) ) {
// create the new wxFileType object
wxFileType *fileType = new wxFileType;
fileType->m_impl->Init(strFileType, ext);
return fileType;
}
else {
// this extension doesn't have a filetype, but it's known to the
// system and may be has some other useful keys (open command or
// content-type), so still return a file type object for it
knownExtension = TRUE;
}
}
// check the fallbacks
// TODO linear search is potentially slow, perhaps we should use a sorted
// array?
size_t count = m_fallbacks.GetCount();
for ( size_t n = 0; n < count; n++ ) {
if ( m_fallbacks[n].GetExtensions().Index(ext) != wxNOT_FOUND ) {
wxFileType *fileType = new wxFileType;
fileType->m_impl->Init(m_fallbacks[n]);
return fileType;
}
}
if ( knownExtension )
{
wxFileType *fileType = new wxFileType;
fileType->m_impl->Init(wxEmptyString, ext);
return fileType;
}
else
{
// unknown extension
return NULL;
}
}
// MIME type -> extension -> file type
wxFileType *
wxMimeTypesManagerImpl::GetFileTypeFromMimeType(const wxString& mimeType)
{
wxString strKey = MIME_DATABASE_KEY;
strKey << mimeType;
// suppress possible error messages
wxLogNull nolog;
wxString ext;
wxRegKey key(wxRegKey::HKCR, strKey);
if ( key.Open() ) {
if ( key.QueryValue(wxT("Extension"), ext) ) {
return GetFileTypeFromExtension(ext);
}
}
// check the fallbacks
// TODO linear search is potentially slow, perhaps we should use a sorted
// array?
size_t count = m_fallbacks.GetCount();
for ( size_t n = 0; n < count; n++ ) {
if ( wxMimeTypesManager::IsOfType(mimeType,
m_fallbacks[n].GetMimeType()) ) {
wxFileType *fileType = new wxFileType;
fileType->m_impl->Init(m_fallbacks[n]);
return fileType;
}
}
// unknown MIME type
return NULL;
}
size_t wxMimeTypesManagerImpl::EnumAllFileTypes(wxArrayString& mimetypes)
{
// enumerate all keys under MIME_DATABASE_KEY
wxRegKey key(wxRegKey::HKCR, MIME_DATABASE_KEY);
wxString type;
long cookie;
bool cont = key.GetFirstKey(type, cookie);
while ( cont )
{
mimetypes.Add(type);
cont = key.GetNextKey(type, cookie);
}
return mimetypes.GetCount();
}
#endif
// wxUSE_FILE && wxUSE_TEXTFILE
#endif
// __WIN16__

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