Fixed some lines that were too long. It compiled afterwards.

[lyx.git] / src / support / docstream.h

diff --git a/src/support/docstream.h b/src/support/docstream.h
index c1f4f1ad8b056bbfcdd8930b36f77519021fd9d6..c3db04c58a3a2d2083c55160f6fccc01ee3bdaad 100644 (file)
--- a/src/support/docstream.h
+++ b/src/support/docstream.h
@@ -19,6 +19,12 @@
 
 namespace lyx {
 
+class iconv_codecvt_facet_exception : public std::exception {
+public:
+       virtual ~iconv_codecvt_facet_exception() throw() {}
+       virtual const char * what() const throw();
+};
+
 /// Base class for UCS4 input streams
 typedef std::basic_istream<char_type> idocstream;
 
@@ -39,20 +45,22 @@ typedef std::basic_ostream<char_type> odocstream;
 class idocfstream : public std::basic_ifstream<char_type> {
        typedef std::basic_ifstream<char_type> base;
 public:
-       idocfstream();
+       idocfstream(std::string const & encoding = "UTF-8");
        explicit idocfstream(const char* s,
-               std::ios_base::openmode mode = std::ios_base::in);
+               std::ios_base::openmode mode = std::ios_base::in,
+               std::string const & encoding = "UTF-8");
        ~idocfstream() {}
 };
 
-/// File stream for writing UTF8-encoded files with automatic conversion from
-/// UCS4.
+/// File stream for writing files in 8bit encoding \p encoding with automatic
+/// conversion from UCS4.
 class odocfstream : public std::basic_ofstream<char_type> {
        typedef std::basic_ofstream<char_type> base;
 public:
-       odocfstream();
+       odocfstream(std::string const & encoding = "UTF-8");
        explicit odocfstream(const char* s,
-               std::ios_base::openmode mode = std::ios_base::out|std::ios_base::trunc);
+               std::ios_base::openmode mode = std::ios_base::out|std::ios_base::trunc,
+               std::string const & encoding = "UTF-8");
        ~odocfstream() {}
 };
 
@@ -69,6 +77,25 @@ odocstream & operator<<(odocstream & os, char c)
     return os;
 }
 
+/// Helper struct for changing stream encoding
+struct SetEnc {
+       SetEnc(std::string const & e) : encoding(e) {}
+       std::string encoding;
+};
+
+/// Helper function for changing stream encoding
+SetEnc setEncoding(std::string const & encoding);
+
+/** Change the encoding of \p os to \p e.encoding.
+    \p e.encoding must be a valid iconv name of an 8bit encoding.
+    This does nothing if the stream is not a file stream, since only
+    file streams do have an associated 8bit encoding.
+    Usage: \code
+    os << setEncoding("ISO-8859-1");
+    \endcode
+ */
+odocstream & operator<<(odocstream & os, SetEnc e);
+
 }
 
 #endif