Add doxygen docs to plFileName

Doxyfile

@@ -353,7 +353,7 @@ TYPEDEF_HIDES_STRUCT   = NO
 # 2^(16+SYMBOL_CACHE_SIZE). The valid range is 0..9, the default is 0, 
 # corresponding to a cache size of 2^16 = 65536 symbols.
 
-SYMBOL_CACHE_SIZE      = 0
+SYMBOL_CACHE_SIZE      = 4
 
 # Similar to the SYMBOL_CACHE_SIZE the size of the symbol lookup cache can be 
 # set using LOOKUP_CACHE_SIZE. This cache is used to resolve symbols given 

Sources/Plasma/CoreLib/plString.cpp

@@ -929,7 +929,7 @@ plFileName plFileName::StripFileName() const
     if (end < 0)
         return *this;
 
-    return Left(end + 1);
+    return Left(end);
 }
 
 plFileName plFileName::StripFileExt() const

Sources/Plasma/CoreLib/plString.h

@@ -665,29 +665,70 @@ size_t ustrlen(const UniChar *ustr, size_t max = plString::kSizeAuto);
 #   define PATH_SEPARATOR_STR   "/"
 #endif
 
-/* plFileName - custom extension of plString for manipulating filenames */
+/** Subclass of plString with specific methods to help deal with common
+ *  filename manipulation tasks.
+ */
 class plFileName : public plString
 {
 public:
+    /** Construct an empty filename. */
     plFileName() { }
+
+    /** Construct a filename from the UTF-8 character data in \a cstr. */
     plFileName(const char *cstr) : plString(cstr) { }
+
+    /** Construct a filename from the plString argument \a copy. */
     plFileName(const plString &copy) : plString(copy) { }
+
+    /** Copy constructor. */
     plFileName(const plFileName &copy) : plString(copy) { }
 
+    /** Return the name portion of the path (including extension).
+     *  For example:
+     *  <pre>plFileName("C:\\Path\\Filename.ext") => "Filename.ext"</pre>
+     */
     plString GetFileName() const;
+
+    /** Return the file extension from the filename.
+     *  For example:
+     *  <pre>plFileName("C:\\Path\\Filename.ext") => "ext"</pre>
+     */
     plString GetFileExt() const;
+
+    /** Return the name portion of the path, excluding its extension.
+     *  For example:
+     *  <pre>plFileName("C:\\Path\\Filename.ext") => "Filename"</pre>
+     */
     plString GetFileNameNoExt() const;
 
+    /** Return the path with the filename portion stripped off.
+     *  For example:
+     *  <pre>plFileName("C:\\Path\\Filename.ext") => "C:\\Path"</pre>
+     */
     plFileName StripFileName() const;
+
+    /** Return the filename with the extension stripped off.
+     *  For example:
+     *  <pre>plFileName("C:\\Path\\Filename.ext") => "C:\\Path\\Filename"</pre>
+     */
     plFileName StripFileExt() const;
 
+    /** Join two path components together with the correct path separator.
+     *  For example:
+     *  <pre>plFileName::Join("C:\\Path", "Filename.ext") => "C:\\Path\\Filename.ext"</pre>
+     */
     static plFileName Join(const plFileName &base, const plFileName &path);
 
-    // TODO: Make this more efficient
+    /** Join three path components together with the correct path separator.
+     *  \todo Make this more efficient.
+     */
     static plFileName Join(const plFileName &base, const plFileName &path,
                            const plFileName& path2)
     { return Join(Join(base, path), path2); }
 
+    /** Join four path components together with the correct path separator.
+     *  \todo Make this more efficient.
+     */
     static plFileName Join(const plFileName &base, const plFileName &path,
                            const plFileName& path2, const plFileName &path3)
     { return Join(Join(Join(base, path), path2), path3); }