X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c063adebbad51e9ba8727a5e37d89190807864a4..e4097f77c440b1f31a80fe273cc732c14d606096:/interface/wx/filename.h?ds=sidebyside

diff --git a/interface/wx/filename.h b/interface/wx/filename.h
index cc6ccc9d5a..344b5f8225 100644
--- a/interface/wx/filename.h
+++ b/interface/wx/filename.h
@@ -2,7 +2,6 @@
 // Name:        filename.h
 // Purpose:     interface of wxFileName
 // Author:      wxWidgets team
-// RCS-ID:      $Id$
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
@@ -90,6 +89,30 @@ enum
     wxPATH_RMDIR_RECURSIVE = 2
 };
 
+/**
+    Flags for wxFileName::Exists().
+
+    @since 2.9.5
+ */
+enum
+{
+    wxFILE_EXISTS_REGULAR   = 0x0001,  //!< Check for existence of a regular file
+    wxFILE_EXISTS_DIR       = 0x0002,  //!< Check for existence of a directory
+    /**
+        Check for existence of a symlink.
+
+        Notice that this flag also sets ::wxFILE_EXISTS_NO_FOLLOW, otherwise it
+        would never be satisfied as wxFileName::Exists() would be checking for
+        the existence of the symlink target and not the symlink itself.
+     */
+    wxFILE_EXISTS_SYMLINK   = 0x1004,
+    wxFILE_EXISTS_DEVICE    = 0x0008,  //!< Check for existence of a device
+    wxFILE_EXISTS_FIFO      = 0x0016,  //!< Check for existence of a FIFO
+    wxFILE_EXISTS_SOCKET    = 0x0032,  //!< Check for existence of a socket
+    wxFILE_EXISTS_NO_FOLLOW = 0x1000   //!< Don't dereference a contained symbolic link
+    wxFILE_EXISTS_ANY       = 0x1FFF,  //!< Check for existence of anything
+};
+
 /**
     The return value of wxFileName::GetSize() in case of error.
 */
@@ -313,12 +336,17 @@ public:
                wxPathFormat format = wxPATH_NATIVE);
 
     /**
-        Appends a directory component to the path. This component should contain a
-        single directory name level, i.e. not contain any path or volume separators nor
-        should it be empty, otherwise the function does nothing (and generates an
-        assert failure in debug build).
+        Appends a directory component to the path.
+
+        This component should contain a single directory name level, i.e. not
+        contain any path or volume separators nor should it be empty, otherwise
+        the function does nothing and returns false (and generates an assert
+        failure in debug build).
+
+        Notice that the return value is only available in wxWidgets 2.9.5 or
+        later.
     */
-    void AppendDir(const wxString& dir);
+    bool AppendDir(const wxString& dir);
 
     /**
         Creates the file name from another filename object.
@@ -509,24 +537,32 @@ public:
         Calls the static overload of this function with the full path of this
         object.
 
-        @since 2.9.4
+        @since 2.9.4 (@a flags is new since 2.9.5)
      */
-    bool Exists() const;
+    bool Exists(int flags = wxFILE_EXISTS_ANY) const;
 
     /**
         Returns @true if either a file or a directory or something else with
         this name exists in the file system.
 
+        Don't dereference @a path if it is a symbolic link and @a flags
+        argument contains ::wxFILE_EXISTS_NO_FOLLOW.
+
         This method is equivalent to @code FileExists() || DirExists() @endcode
-        under most systems but under Unix it also returns true if the file
+        under Windows, but under Unix it also returns true if the file
         identifies a special file system object such as a device, a socket or a
         FIFO.
 
+        Alternatively you may check for the existence of a file system entry of
+        a specific type by passing the appropriate @a flags (this parameter is
+        new since wxWidgets 2.9.5). E.g. to test for a symbolic link existence
+        you could use ::wxFILE_EXISTS_SYMLINK.
+
         @since 2.9.4
 
         @see FileExists(), DirExists()
      */
-    static bool Exists(const wxString& path);
+    static bool Exists(const wxString& path, int flags = wxFILE_EXISTS_ANY);
 
     /**
         Returns @true if the file with this name exists.
@@ -809,10 +845,16 @@ public:
     bool HasVolume() const;
 
     /**
-        Inserts a directory component before the zero-based position in the directory
-        list. Please see AppendDir() for important notes.
+        Inserts a directory component before the zero-based position in the
+        directory list.
+
+        As with AppendDir(), @a dir must be a single directory name and the
+        function returns @false and does nothing else if it isn't.
+
+        Notice that the return value is only available in wxWidgets 2.9.5 or
+        later.
     */
-    void InsertDir(size_t before, const wxString& dir);
+    bool InsertDir(size_t before, const wxString& dir);
 
     /**
         Returns @true if this filename is absolute.
@@ -1214,9 +1256,30 @@ public:
      */
     void SetPath(const wxString& path, wxPathFormat format = wxPATH_NATIVE);
 
+    /**
+        Sets permissions for this file or directory.
+
+        @param permissions
+            The new permissions: this should be a combination of
+            ::wxPosixPermissions enum elements.
+
+        @since 3.0
+
+        @note If this is a symbolic link and it should not be followed
+              this call will fail.
+
+        @return @true on success, @false if an error occurred (for example,
+                the file doesn't exist).
+    */
+    bool SetPermissions(int permissions)
+
     /**
         Sets the file creation and last access/modification times (any of the pointers
         may be @NULL).
+
+        Notice that the file creation time can't be changed under Unix, so @a
+        dtCreate is ignored there (but @true is still returned). Under Windows
+        all three times can be set.
     */
     bool SetTimes(const wxDateTime* dtAccess,
                   const wxDateTime* dtMod,