X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a6c65e881e42bfed000fbcac31ac8c1db2729152..83b4d26c143314e9bb0425246e4cd85e83984ae8:/include/wx/mimetype.h diff --git a/include/wx/mimetype.h b/include/wx/mimetype.h index dfa9d6caa2..e47eda9a3c 100644 --- a/include/wx/mimetype.h +++ b/include/wx/mimetype.h @@ -7,45 +7,58 @@ // Created: 23.09.98 // RCS-ID: $Id$ // Copyright: (c) 1998 Vadim Zeitlin -// Licence: wxWindows license (part of wxExtra library) +// Licence: wxWindows licence (part of wxExtra library) ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_MIMETYPE_H_ #define _WX_MIMETYPE_H_ -#ifdef __GNUG__ - #pragma interface "mimetypebase.h" -#endif // __GNUG__ - // ---------------------------------------------------------------------------- // headers and such // ---------------------------------------------------------------------------- #include "wx/defs.h" +#if wxUSE_MIMETYPE + // the things we really need #include "wx/string.h" #include "wx/dynarray.h" +#include "wx/arrstr.h" + +#include // fwd decls -class WXDLLEXPORT wxIcon; -class WXDLLEXPORT wxFileTypeImpl; -class WXDLLEXPORT wxMimeTypesManagerImpl; +class WXDLLIMPEXP_FWD_BASE wxIconLocation; +class WXDLLIMPEXP_FWD_BASE wxFileTypeImpl; +class WXDLLIMPEXP_FWD_BASE wxMimeTypesManagerImpl; + +// these constants define the MIME informations source under UNIX and are used +// by wxMimeTypesManager::Initialize() +enum wxMailcapStyle +{ + wxMAILCAP_STANDARD = 1, + wxMAILCAP_NETSCAPE = 2, + wxMAILCAP_KDE = 4, + wxMAILCAP_GNOME = 8, + + wxMAILCAP_ALL = 15 +}; /* TODO: would it be more convenient to have this class? -class WXDLLEXPORT wxMimeType : public wxString +class WXDLLIMPEXP_BASE wxMimeType : public wxString { public: // all string ctors here - wxString GetType() const { return BeforeFirst(_T('/')); } - wxString GetSubType() const { return AfterFirst(_T('/')); } + wxString GetType() const { return BeforeFirst(wxT('/')); } + wxString GetSubType() const { return AfterFirst(wxT('/')); } void SetSubType(const wxString& subtype) { - *this = GetType() + _T('/') + subtype; + *this = GetType() + wxT('/') + subtype; } bool Matches(const wxMimeType& wildcard) @@ -56,31 +69,159 @@ public: */ +// wxMimeTypeCommands stores the verbs defined for the given MIME type with +// their values +class WXDLLIMPEXP_BASE wxMimeTypeCommands +{ +public: + wxMimeTypeCommands() {} + + wxMimeTypeCommands(const wxArrayString& verbs, + const wxArrayString& commands) + : m_verbs(verbs), + m_commands(commands) + { + } + + // add a new verb with the command or replace the old value + void AddOrReplaceVerb(const wxString& verb, const wxString& cmd); + void Add(const wxString& s) + { + m_verbs.Add(s.BeforeFirst(wxT('='))); + m_commands.Add(s.AfterFirst(wxT('='))); + } + + // access the commands + size_t GetCount() const { return m_verbs.GetCount(); } + const wxString& GetVerb(size_t n) const { return m_verbs[n]; } + const wxString& GetCmd(size_t n) const { return m_commands[n]; } + + bool HasVerb(const wxString& verb) const + { return m_verbs.Index(verb) != wxNOT_FOUND; } + + // returns empty string and wxNOT_FOUND in idx if no such verb + wxString GetCommandForVerb(const wxString& verb, size_t *idx = NULL) const; + + // get a "verb=command" string + wxString GetVerbCmd(size_t n) const; + +private: + wxArrayString m_verbs; + wxArrayString m_commands; +}; + // ---------------------------------------------------------------------------- // wxFileTypeInfo: static container of information accessed via wxFileType. // // This class is used with wxMimeTypesManager::AddFallbacks() and Associate() // ---------------------------------------------------------------------------- -class WXDLLEXPORT wxFileTypeInfo +class WXDLLIMPEXP_BASE wxFileTypeInfo { +private: + void DoVarArgInit(const wxString& mimeType, + const wxString& openCmd, + const wxString& printCmd, + const wxString& desc, + va_list argptr); + + void VarArgInit(const wxString *mimeType, + const wxString *openCmd, + const wxString *printCmd, + const wxString *desc, + // the other parameters form a NULL terminated list of + // extensions + ...); + public: + // NB: This is a helper to get implicit conversion of variadic ctor's + // fixed arguments into something that can be passed to VarArgInit(). + // Do not use, it's used by the ctor only. + struct WXDLLIMPEXP_BASE CtorString + { + CtorString(const char *str) : m_str(str) {} + CtorString(const wchar_t *str) : m_str(str) {} + CtorString(const wxString& str) : m_str(str) {} + CtorString(const wxCStrData& str) : m_str(str) {} + CtorString(const wxScopedCharBuffer& str) : m_str(str) {} + CtorString(const wxScopedWCharBuffer& str) : m_str(str) {} + + operator const wxString*() const { return &m_str; } + + wxString m_str; + }; + // ctors // a normal item - wxFileTypeInfo(const char *mimeType, - const char *openCmd, - const char *printCmd, - const char *desc, - // the other parameters form a NULL terminated list of - // extensions - ...); + + // wxFileTypeInfo(const wxString& mimeType, + // const wxString& openCmd, + // const wxString& printCmd, + // const wxString& desc, + // // the other parameters form a list of extensions for this + // // file type and should be terminated with wxNullPtr (not + // // just NULL!) + // ...); + WX_DEFINE_VARARG_FUNC_CTOR(wxFileTypeInfo, + 4, (const CtorString&, + const CtorString&, + const CtorString&, + const CtorString&), + VarArgInit, VarArgInit) +#ifdef __WATCOMC__ + // workaround for http://bugzilla.openwatcom.org/show_bug.cgi?id=351 + WX_VARARG_WATCOM_WORKAROUND_CTOR( + wxFileTypeInfo, + 4, (const wxString&, + const wxString&, + const wxString&, + const wxString&), + (CtorString(f1), + CtorString(f2), + CtorString(f3), + CtorString(f4))); + WX_VARARG_WATCOM_WORKAROUND_CTOR( + wxFileTypeInfo, + 4, (const wxCStrData&, + const wxCStrData&, + const wxCStrData&, + const wxCStrData&), + (CtorString(f1), + CtorString(f2), + CtorString(f3), + CtorString(f4))); + WX_VARARG_WATCOM_WORKAROUND_CTOR( + wxFileTypeInfo, + 4, (const char*, + const char*, + const char*, + const char*), + (CtorString(f1), + CtorString(f2), + CtorString(f3), + CtorString(f4))); + WX_VARARG_WATCOM_WORKAROUND_CTOR( + wxFileTypeInfo, + 4, (const wchar_t*, + const wchar_t*, + const wchar_t*, + const wchar_t*), + (CtorString(f1), + CtorString(f2), + CtorString(f3), + CtorString(f4))); +#endif + + // the array elements correspond to the parameters of the ctor above in + // the same order + wxFileTypeInfo(const wxArrayString& sArray); // invalid item - use this to terminate the array passed to // wxMimeTypesManager::AddFallbacks wxFileTypeInfo() { } // test if this object can be used - bool IsValid() const { return !m_mimeType.IsEmpty(); } + bool IsValid() const { return !m_mimeType.empty(); } // setters // set the icon info @@ -105,6 +246,7 @@ public: const wxString& GetDescription() const { return m_desc; } // get the array of all extensions const wxArrayString& GetExtensions() const { return m_exts; } + size_t GetExtensionsCount() const {return m_exts.GetCount(); } // get the icon info const wxString& GetIconFile() const { return m_iconFile; } int GetIconIndex() const { return m_iconIndex; } @@ -122,6 +264,7 @@ private: wxArrayString m_exts; // the extensions which are mapped on this filetype + #if 0 // TODO // the additional (except "open" and "print") command names and values wxArrayString m_commandNames, @@ -129,7 +272,8 @@ private: #endif // 0 }; -WX_DECLARE_EXPORTED_OBJARRAY(wxFileTypeInfo, wxArrayFileTypeInfo); +WX_DECLARE_USER_EXPORTED_OBJARRAY(wxFileTypeInfo, wxArrayFileTypeInfo, + WXDLLIMPEXP_BASE); // ---------------------------------------------------------------------------- // wxFileType: gives access to all information about the files of given type. @@ -142,9 +286,9 @@ WX_DECLARE_EXPORTED_OBJARRAY(wxFileTypeInfo, wxArrayFileTypeInfo); // the accessors *must* be checked! // ---------------------------------------------------------------------------- -class WXDLLEXPORT wxFileType +class WXDLLIMPEXP_BASE wxFileType { -friend class WXDLLEXPORT wxMimeTypesManagerImpl; // it has access to m_impl +friend class WXDLLIMPEXP_FWD_BASE wxMimeTypesManagerImpl; // it has access to m_impl public: // An object of this class must be passed to Get{Open|Print}Command. The @@ -156,7 +300,8 @@ public: public: // ctors MessageParameters() { } - MessageParameters(const wxString& filename, const wxString& mimetype) + MessageParameters(const wxString& filename, + const wxString& mimetype = wxEmptyString) : m_filename(filename), m_mimetype(mimetype) { } // accessors (called by GetOpenCommand) @@ -188,12 +333,10 @@ public: // fill passed in array with all extensions associated with this file // type bool GetExtensions(wxArrayString& extensions); - // get the icon corresponding to this file type, the name of the file - // where the icon resides is return in iconfile if !NULL and its index - // in this file (Win-only) is in iconIndex - bool GetIcon(wxIcon *icon, - wxString *iconFile = NULL, - int *iconIndex = NULL) const; + // get the icon corresponding to this file type and of the given size + bool GetIcon(wxIconLocation *iconloc) const; + bool GetIcon(wxIconLocation *iconloc, + const MessageParameters& params) const; // get a brief file type description ("*.txt" => "text document") bool GetDescription(wxString *desc) const; @@ -201,6 +344,9 @@ public: // get the command to execute the file of given type bool GetOpenCommand(wxString *openCmd, const MessageParameters& params) const; + // a simpler to use version of GetOpenCommand() -- it only takes the + // filename and returns an empty string on failure + wxString GetOpenCommand(const wxString& filename) const; // get the command to print the file of given type bool GetPrintCommand(wxString *printCmd, const MessageParameters& params) const; @@ -210,6 +356,14 @@ public: size_t GetAllCommands(wxArrayString *verbs, wxArrayString *commands, const wxFileType::MessageParameters& params) const; + // set an arbitrary command, ask confirmation if it already exists and + // overwriteprompt is true + bool SetCommand(const wxString& cmd, const wxString& verb, + bool overwriteprompt = true); + + bool SetDefaultIcon(const wxString& cmd = wxEmptyString, int index = 0); + + // remove the association for this filetype from the system MIME database: // notice that it will only work if the association is defined in the user // file/registry part, we will never modify the system-wide settings @@ -242,6 +396,25 @@ private: wxFileTypeImpl *m_impl; }; +//---------------------------------------------------------------------------- +// wxMimeTypesManagerFactory +//---------------------------------------------------------------------------- + +class WXDLLIMPEXP_BASE wxMimeTypesManagerFactory +{ +public: + wxMimeTypesManagerFactory() {} + virtual ~wxMimeTypesManagerFactory() {} + + virtual wxMimeTypesManagerImpl *CreateMimeTypesManagerImpl(); + + static void Set( wxMimeTypesManagerFactory *factory ); + static wxMimeTypesManagerFactory *Get(); + +private: + static wxMimeTypesManagerFactory *m_factory; +}; + // ---------------------------------------------------------------------------- // wxMimeTypesManager: interface to system MIME database. // @@ -250,7 +423,7 @@ private: // given type) about them. // ---------------------------------------------------------------------------- -class WXDLLEXPORT wxMimeTypesManager +class WXDLLIMPEXP_BASE wxMimeTypesManager { public: // static helper functions @@ -259,12 +432,26 @@ public: // check if the given MIME type is the same as the other one: the // second argument may contain wildcards ('*'), but not the first. If // the types are equal or if the mimeType matches wildcard the function - // returns TRUE, otherwise it returns FALSE + // returns true, otherwise it returns false static bool IsOfType(const wxString& mimeType, const wxString& wildcard); // ctor wxMimeTypesManager(); + // NB: the following 2 functions are for Unix only and don't do anything + // elsewhere + + // loads data from standard files according to the mailcap styles + // specified: this is a bitwise OR of wxMailcapStyle values + // + // use the extraDir parameter if you want to look for files in another + // directory + void Initialize(int mailcapStyle = wxMAILCAP_ALL, + const wxString& extraDir = wxEmptyString); + + // and this function clears all the data from the manager + void ClearData(); + // Database lookup: all functions return a pointer to wxFileType object // whose methods may be used to query it for the information you're // interested in. If the return value is !NULL, caller is responsible for @@ -274,28 +461,13 @@ public: // get file type from MIME type (in format /) wxFileType *GetFileTypeFromMimeType(const wxString& mimeType); - // other operations: return TRUE if there were no errors or FALSE if there - // were some unreckognized entries (the good entries are always read anyhow) - // read in additional file (the standard ones are read automatically) - // in mailcap format (see mimetype.cpp for description) - // - // 'fallback' parameter may be set to TRUE to avoid overriding the - // settings from other, previously parsed, files by this one: normally, - // the files read most recently would override the older files, but with - // fallback == TRUE this won't happen - bool ReadMailcap(const wxString& filename, bool fallback = FALSE); - // read in additional file in mime.types format - bool ReadMimeTypes(const wxString& filename); - // enumerate all known MIME types // // returns the number of retrieved file types size_t EnumAllFileTypes(wxArrayString& mimetypes); // these functions can be used to provide default values for some of the - // MIME types inside the program itself (you may also use - // ReadMailcap(filenameWithDefaultTypes, TRUE /* use as fallback */) to - // achieve the same goal, but this requires having this info in a file). + // MIME types inside the program itself // // The filetypes array should be terminated by either NULL entry or an // invalid wxFileTypeInfo (i.e. the one created with default ctor) @@ -306,10 +478,11 @@ public: // create a new association using the fields of wxFileTypeInfo (at least // the MIME type and the extension should be set) + // if the other fields are empty, the existing values should be left alone wxFileType *Associate(const wxFileTypeInfo& ftInfo); // undo Associate() - bool Unassociate(wxFileType *ft) { return ft->Unassociate(); } + bool Unassociate(wxFileType *ft) ; // dtor (not virtual, shouldn't be derived from) ~wxMimeTypesManager(); @@ -337,10 +510,10 @@ private: // global variables // ---------------------------------------------------------------------------- -// the default mime manager for wxWindows programs -WXDLLEXPORT_DATA(extern wxMimeTypesManager *) wxTheMimeTypesManager; +// the default mime manager for wxWidgets programs +extern WXDLLIMPEXP_DATA_BASE(wxMimeTypesManager *) wxTheMimeTypesManager; + +#endif // wxUSE_MIMETYPE #endif //_WX_MIMETYPE_H_ - -/* vi: set cin tw=80 ts=4 sw=4: */