X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/844f90fba68fc9fbd3e839825d406839ee9fb9fb..19e30148e18cc99296b26503c155e5cef59045f4:/include/wx/filename.h diff --git a/include/wx/filename.h b/include/wx/filename.h index 9622124d8e..4e5923d5d2 100644 --- a/include/wx/filename.h +++ b/include/wx/filename.h @@ -17,11 +17,28 @@ #endif #ifndef WX_PRECOMP - #include "wx/string.h" + #include "wx/string.h" #endif +/* + TODO: + + 1. support for drives under Windows + 2. more file operations: + a) chmod() + b) [acm]time() - get and set + c) file size + d) file permissions with readable accessors for most common bits + such as IsReadable() &c + e) rename()? + 3. SameFileAs() function to compare inodes under Unix + */ + // ridiculously enough, this will replace DirExists with wxDirExists etc #include "wx/filefn.h" +#include "wx/datetime.h" + +class WXDLLEXPORT wxFile; // ---------------------------------------------------------------------------- // constants @@ -36,6 +53,7 @@ enum wxPathFormat wxPATH_UNIX, wxPATH_MAC, wxPATH_DOS, + wxPATH_VMS, wxPATH_BEOS = wxPATH_UNIX, wxPATH_WIN = wxPATH_DOS, @@ -51,7 +69,21 @@ enum wxPathNormalize wxPATH_NORM_TILDE = 0x0004, // Unix only: replace ~ and ~user wxPATH_NORM_CASE = 0x0008, // if case insensitive => tolower wxPATH_NORM_ABSOLUTE = 0x0010, // make the path absolute - wxPATH_NORM_ALL = 0x001f + wxPATH_NORM_LONG = 0x0020, // make the path the long form + wxPATH_NORM_ALL = 0x003f +}; + +// what exactly should GetPath() return? +enum +{ + wxPATH_GET_VOLUME = 0x0001, // include the volume if applicable + wxPATH_GET_SEPARATOR = 0x0002 // terminate the path with the separator +}; + +// MkDir flags +enum +{ + wxPATH_MKDIR_FULL = 0x0001 // create directories recursively }; // ---------------------------------------------------------------------------- @@ -79,6 +111,14 @@ public: wxPathFormat format = wxPATH_NATIVE) { Assign(path, name, format); } + // from a volume, directory name, file base name and extension + wxFileName(const wxString& volume, + const wxString& path, + const wxString& name, + const wxString& ext, + wxPathFormat format = wxPATH_NATIVE) + { Assign(volume, path, name, ext, format); } + // from a directory name, file base name and extension wxFileName(const wxString& path, const wxString& name, @@ -86,31 +126,41 @@ public: wxPathFormat format = wxPATH_NATIVE) { Assign(path, name, ext, format); } - // assorted assignment operators - - wxFileName& operator=(const wxFileName& filename) - { Assign(filename); return *this; } - - wxFileName& operator=(const wxString& filename) - { Assign(filename); return *this; } - // the same for delayed initialization - // VZ: wouldn't it be better to call this Create() for consistency with - // all GUI classes? Personally, I like Set() more than Assign() too - void Assign(const wxFileName& filepath); + void Assign(const wxString& fullpath, wxPathFormat format = wxPATH_NATIVE); + + void Assign(const wxString& volume, + const wxString& path, + const wxString& name, + const wxString& ext, + wxPathFormat format = wxPATH_NATIVE); + void Assign(const wxString& path, const wxString& name, wxPathFormat format = wxPATH_NATIVE); + void Assign(const wxString& path, const wxString& name, const wxString& ext, - wxPathFormat format = wxPATH_NATIVE); - void AssignDir(const wxString& dir, wxPathFormat format = wxPATH_NATIVE) - { Assign(dir, _T(""), format); } + wxPathFormat format = wxPATH_NATIVE) + { + // empty volume + Assign(_T(""), path, name, ext, format); + } + + void AssignDir(const wxString& dir, wxPathFormat format = wxPATH_NATIVE); + + // assorted assignment operators + + wxFileName& operator=(const wxFileName& filename) + { Assign(filename); return *this; } + + wxFileName& operator=(const wxString& filename) + { Assign(filename); return *this; } // reset all components to default, uninitialized state void Clear(); @@ -119,7 +169,7 @@ public: static wxFileName FileName(const wxString& file); static wxFileName DirName(const wxString& dir); - // test for existence + // file tests // is the filename valid at all? bool IsOk() const { return !m_dirs.IsEmpty() || !m_name.IsEmpty(); } @@ -134,11 +184,46 @@ public: // VZ: also need: IsDirWritable(), IsFileExecutable() &c (TODO) + // time functions + + // set the file last access/mod and creation times + // (any of the pointers may be NULL) + bool SetTimes(const wxDateTime *dtAccess, + const wxDateTime *dtMod, + const wxDateTime *dtCreate); + + // set the access and modification times to the current moment + bool Touch(); + + // return the last access, last modification and create times + // (any of the pointers may be NULL) + bool GetTimes(wxDateTime *dtAccess, + wxDateTime *dtMod, + wxDateTime *dtCreate) const; + + // convenience wrapper: get just the last mod time of the file + wxDateTime GetModificationTime() const + { + wxDateTime dtMod; + (void)GetTimes(NULL, &dtMod, NULL); + return dtMod; + } + +#ifdef __WXMAC__ + bool MacSetTypeAndCreator( wxUint32 type , wxUint32 creator ) ; + bool MacGetTypeAndCreator( wxUint32 *type , wxUint32 *creator ) ; + // gets the 'common' type and creator for a certain extension + static bool MacFindDefaultTypeAndCreator( const wxString& ext , wxUint32 *type , wxUint32 *creator ) ; + // registers application defined extensions and their default type and creator + static void MacRegisterDefaultTypeAndCreator( const wxString& ext , wxUint32 type , wxUint32 creator ) ; + // looks up the appropriate type and creator from the registration and then sets + bool MacSetDefaultTypeAndCreator() ; +#endif // various file/dir operations // retrieve the value of the current working directory - void AssignCwd(); - static wxString GetCwd(); + void AssignCwd(const wxString& volume = wxEmptyString); + static wxString GetCwd(const wxString& volume = wxEmptyString); // change the current working directory bool SetCwd(); @@ -148,12 +233,17 @@ public: void AssignHomeDir(); static wxString GetHomeDir(); - // get a temp file name starting with thespecified prefix - void AssignTempFileName( const wxString &prefix ); + // get a temp file name starting with the specified prefix and open the + // file passed to us using this name for writing (atomically if + // possible) + void AssignTempFileName(const wxString& prefix, wxFile *fileTemp = NULL); + static wxString CreateTempFileName(const wxString& prefix, + wxFile *fileTemp = NULL); - // directory creation and removal - bool Mkdir( int perm = 0777 ); - static bool Mkdir( const wxString &dir, int perm = 0777 ); + // directory creation and removal. + // if full is TRUE, will try to make each directory in the path. + bool Mkdir( int perm = 0777, int flags = 0); + static bool Mkdir( const wxString &dir, int perm = 0777, int flags = 0 ); bool Rmdir(); static bool Rmdir( const wxString &dir ); @@ -165,35 +255,60 @@ public: // variables will be expanded in it // // this may be done using another (than current) value of cwd - bool Normalize(wxPathNormalize flags = wxPATH_NORM_ALL, + bool Normalize(int flags = wxPATH_NORM_ALL, const wxString& cwd = wxEmptyString, wxPathFormat format = wxPATH_NATIVE); + // get a path path relative to the given base directory, i.e. opposite + // of Normalize + // + // pass an empty string to get a path relative to the working directory + // + // returns TRUE if the file name was modified, FALSE if we failed to do + // anything with it (happens when the file is on a different volume, + // for example) + bool MakeRelativeTo(const wxString& pathBase = _T(""), + wxPathFormat format = wxPATH_NATIVE); + + // Comparison + // compares with the rules of this platform + bool SameAs(const wxFileName &filepath, + wxPathFormat format = wxPATH_NATIVE); + // uses the current platform settings bool operator==(const wxFileName& filename) { return SameAs(filename); } bool operator==(const wxString& filename) { return *this == wxFileName(filename); } - // compares with the rules of this platform - bool SameAs(const wxFileName &filepath, - wxPathFormat format = wxPATH_NATIVE); - - // Tests + // are the file names of this type cases sensitive? static bool IsCaseSensitive( wxPathFormat format = wxPATH_NATIVE ); - bool IsRelative( wxPathFormat format = wxPATH_NATIVE ); - bool IsAbsolute( wxPathFormat format = wxPATH_NATIVE ); + + // is this filename absolute? + bool IsAbsolute(wxPathFormat format = wxPATH_NATIVE) const; + + // is this filename relative? + bool IsRelative(wxPathFormat format = wxPATH_NATIVE) const + { return !IsAbsolute(format); } + + // Information about path format + + // get the string separating the volume from the path for this format, + // return an empty string if this format doesn't support the notion of + // volumes at all + static wxString GetVolumeSeparator(wxPathFormat format = wxPATH_NATIVE); // get the string of path separators for this format static wxString GetPathSeparators(wxPathFormat format = wxPATH_NATIVE); + // get the canonical path separator for this format + static wxChar GetPathSeparator(wxPathFormat format = wxPATH_NATIVE) + { return GetPathSeparators(format)[0u]; } + // is the char a path separator for this format? static bool IsPathSeparator(wxChar ch, wxPathFormat format = wxPATH_NATIVE); - // FIXME: what exactly does this do? - bool IsWild( wxPathFormat format = wxPATH_NATIVE ); - // Dir accessors void AppendDir( const wxString &dir ); void PrependDir( const wxString &dir ); @@ -204,35 +319,91 @@ public: // Other accessors void SetExt( const wxString &ext ) { m_ext = ext; } wxString GetExt() const { return m_ext; } - bool HasExt() const { return !m_ext.IsEmpty(); } + bool HasExt() const { return !m_ext.empty(); } void SetName( const wxString &name ) { m_name = name; } wxString GetName() const { return m_name; } - bool HasName() const { return !m_name.IsEmpty(); } + bool HasName() const { return !m_name.empty(); } + void SetVolume( const wxString &volume ) { m_volume = volume; } + wxString GetVolume() const { return m_volume; } + bool HasVolume() const { return !m_volume.empty(); } + + // full name is the file name + extension (but without the path) + void SetFullName(const wxString& fullname); wxString GetFullName() const; - const wxArrayString &GetDirs() const { return m_dirs; } + const wxArrayString& GetDirs() const { return m_dirs; } - // Construct path only - possibly with the trailing separator - wxString GetPath( bool add_separator = FALSE, wxPathFormat format = wxPATH_NATIVE ) const; + // flags are combination of wxPATH_GET_XXX flags + wxString GetPath(int flags = 0, wxPathFormat format = wxPATH_NATIVE) const; - // more readable synonym - wxString GetPathWithSep(wxPathFormat format = wxPATH_NATIVE ) const - { return GetPath(TRUE /* add separator */, format); } + // Replace current path with this one + void SetPath( const wxString &path, wxPathFormat format = wxPATH_NATIVE ); // Construct full path with name and ext wxString GetFullPath( wxPathFormat format = wxPATH_NATIVE ) const; + // Return the short form of the path (returns identity on non-Windows platforms) + wxString GetShortPath() const; + + // Return the long form of the path (returns identity on non-Windows platforms) + wxString GetLongPath() const; + + // Is this a file or directory (not necessarily an existing one) + bool IsDir() const { return m_name.empty() && m_ext.empty(); } + + // various helpers + + // get the canonical path format for this platform static wxPathFormat GetFormat( wxPathFormat format = wxPATH_NATIVE ); + // split a fullpath into the volume, path, (base) name and extension + // (all of the pointers can be NULL) + static void SplitPath(const wxString& fullpath, + wxString *volume, + wxString *path, + wxString *name, + wxString *ext, + wxPathFormat format = wxPATH_NATIVE); + + // compatibility version + static void SplitPath(const wxString& fullpath, + wxString *path, + wxString *name, + wxString *ext, + wxPathFormat format = wxPATH_NATIVE); + + + // deprecated methods, don't use any more + // -------------------------------------- + + wxString GetPath( bool withSep, wxPathFormat format = wxPATH_NATIVE ) const + { return GetPath(withSep ? wxPATH_GET_SEPARATOR : 0, format); } + + wxString GetPathWithSep(wxPathFormat format = wxPATH_NATIVE ) const + { return GetPath(wxPATH_GET_SEPARATOR, format); } + private: + // the drive/volume/device specification (always empty for Unix) + wxString m_volume; + // the path components of the file wxArrayString m_dirs; // the file name and extension (empty for directories) wxString m_name, m_ext; + + // when m_dirs is empty it may mean either that we have no path at all or + // that our path is '/', i.e. the root directory + // + // we use m_relative to distinguish between these two cases, it will be + // TRUE in the former and FALSE in the latter + // + // NB: the path is not absolute just because m_relative is FALSE, it still + // needs the drive (i.e. volume) in some formats (Windows) + bool m_relative; }; #endif // _WX_FILENAME_H_