1 files changed, 87 insertions, 0 deletions
diff --git a/xml/qname b/xml/qname
new file mode 100644
index 0000000..85d6424
--- /dev/null
+++ b/xml/qname
@@ -0,0 +1,87 @@
+// file      : xml/qname -*- C++ -*-
+// copyright : Copyright (c) 2013-2014 Code Synthesis Tools CC
+// license   : MIT; see accompanying LICENSE file
+
+#ifndef XML_QNAME
+#define XML_QNAME
+
+#include <xml/details/pre.hxx>
+
+#include <string>
+#include <iosfwd>
+
+#include <xml/forward>
+
+#include <xml/details/export.hxx>
+
+namespace xml
+{
+  // Note that the optional prefix is just a "syntactic sugar". In
+  // particular, it is ignored by the comparison operators and the
+  // std::ostream insertion operator.
+  //
+  class LIBSTUDXML_EXPORT qname
+  {
+  public:
+    qname () {}
+    qname (const std::string& name): name_ (name) {}
+    qname (const std::string& ns, const std::string& name)
+      : ns_ (ns), name_ (name) {}
+    qname (const std::string& ns,
+           const std::string& name,
+           const std::string& prefix)
+      : ns_ (ns), name_ (name), prefix_ (prefix) {}
+
+    const std::string& namespace_ () const {return ns_;}
+    const std::string& name () const {return name_;}
+    const std::string& prefix () const {return prefix_;}
+
+    std::string& namespace_ () {return ns_;}
+    std::string& name () {return name_;}
+    std::string& prefix () {return prefix_;}
+
+    bool
+    empty () const {return name_.empty () && ns_.empty ();}
+
+    // String representation in the [<namespace>#]<name> form.
+    //
+    std::string
+    string () const;
+
+    // Note that comparison operators ignore prefixes.
+    //
+  public:
+    friend bool
+    operator< (const qname& x, const qname& y)
+    {
+      return x.ns_ < y.ns_ || (x.ns_ == y.ns_ && x.name_ < y.name_);
+    }
+
+    friend bool
+    operator== (const qname& x, const qname& y)
+    {
+      return x.ns_ == y.ns_ && x.name_ == y.name_;
+    }
+
+    friend bool
+    operator!= (const qname& x, const qname& y)
+    {
+      return !(x == y);
+    }
+
+  private:
+    std::string ns_;
+    std::string name_;
+    std::string prefix_;
+  };
+
+  // Print the string representation ([<namespace>#]<name>).
+  //
+  LIBSTUDXML_EXPORT
+  std::ostream&
+  operator<< (std::ostream&, const qname&);
+}
+
+#include <xml/details/post.hxx>
+
+#endif // XML_QNAME