revisions of o-p headers contributed by Utensil Candel and revised by me

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@53118 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

interface/protocol/http.h

@@ -10,6 +10,7 @@
     @class wxHTTP
     @headerfile http.h wx/protocol/http.h
 
+    wxHTTP can be used to establish a connection to an HTTP server.
 
     @library{wxnet}
     @category{net}
@@ -21,43 +22,50 @@ class wxHTTP : public wxProtocol
 public:
     /**
         Returns the data attached with a field whose name is specified by @e header.
-        If the field doesn't exist, it will return an empty string and not a @NULL
-        string.
+        If the field doesn't exist, it will return an empty string and not a @NULL string.
+
+        @note
+        The header is not case-sensitive, i.e. "CONTENT-TYPE" and "content-type"
+        represent the same header.
     */
     wxString GetHeader(const wxString& header);
 
     /**
-        Creates a new input stream on the specified path. Notice that this stream is
-        unseekable, i.e. SeekI() and TellI() methods shouldn't be used.
+        Creates a new input stream on the specified path.
+
+        Notice that this stream is unseekable, i.e. SeekI() and TellI() methods
+        shouldn't be used.
+
         Note that you can still know the size of the file you are getting using
-        wxStreamBase::GetSize. However there is a
-        limitation: in HTTP protocol, the size is not always specified so sometimes
-        @c (size_t)-1 can returned ot indicate that the size is unknown. In such
-        case, you may want to use wxInputStream::LastRead
-        method in a loop to get the total size.
-        
-        @returns Returns the initialized stream. You must delete it yourself once
-                 you don't use it anymore and this must be done before
+        wxStreamBase::GetSize(). However there is a limitation: in HTTP protocol,
+        the size is not always specified so sometimes @c (size_t)-1 can returned to
+        indicate that the size is unknown.
+        In such case, you may want to use wxInputStream::LastRead() method in a loop
+        to get the total size.
+
+        @returns Returns the initialized stream. You must delete it yourself
+                 once you don't use it anymore and this must be done before
                  the wxHTTP object itself is destroyed. The destructor
                  closes the network connection. The next time you will
                  try to get a file the network connection will have to
                  be reestablished, but you don't have to take care of
                  this since wxHTTP reestablishes it automatically.
-        
+
         @see wxInputStream
     */
     wxInputStream* GetInputStream(const wxString& path);
 
     /**
-        Returns the HTTP response code returned by the server. Please refer to
-        RFC 2616 for the list of responses.
+        Returns the HTTP response code returned by the server.
+
+        Please refer to RFC 2616 for the list of responses.
     */
     int GetResponse() const;
 
     /**
         It sets data of a field to be sent during the next request to the HTTP server.
-        The field
-        name is specified by @a header and the content by @e h_data.
+
+        The field name is specified by @a header and the content by @e h_data.
         This is a low level function and it assumes that you know what you are doing.
     */
     void SetHeader(const wxString& header, const wxString& h_data);