[glibmm] Gio::Variant: Use _WRAP_METHOD() instead of hand-coding.

[Murray Cumming <murrayc src gnome org>]

commit d6393a161a0d0f7d63a33d8bad8505e916f8fd8e
Author: Murray Cumming <murrayc murrayc com>
Date:   Wed Mar 16 11:45:35 2011 +0100

    Gio::Variant: Use _WRAP_METHOD() instead of hand-coding.
    
    * glib/src/variant.[hg|ccg]: Use _WRAP_METHOD() for two hand-coded methods.

 ChangeLog            |    6 ++++++
 glib/src/variant.ccg |   12 +-----------
 glib/src/variant.hg  |   24 +++++++++++++++---------
 3 files changed, 22 insertions(+), 20 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index a835295..4dfdeb4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2011-03-16  Murray Cumming  <murrayc murrayc com>
+
+	Gio::Variant: Use _WRAP_METHOD() instead of hand-coding.
+
+	* glib/src/variant.[hg|ccg]: Use _WRAP_METHOD() for two hand-coded methods.
+
 2011-03-16  Yannick Guesnet  <Yannick Guesnet univ-rouen fr>
 
 	Variant: Added Variant<VariantBase>::get().
diff --git a/glib/src/variant.ccg b/glib/src/variant.ccg
index f1c30ac..07cc518 100644
--- a/glib/src/variant.ccg
+++ b/glib/src/variant.ccg
@@ -100,7 +100,7 @@ throw(std::bad_cast)
     return VariantContainerBase();
   }
   if(v.get_type().is_container())
-  {    
+  {
     return VariantContainerBase(const_cast<GVariant*>(v.gobj()), true);
   }
   else
@@ -152,11 +152,6 @@ Variant<VariantBase> Variant<VariantBase>::create(const VariantBase& data)
   return result;
 }
 
-VariantBase Variant<VariantBase>::get() const
-{
-  return VariantBase(g_variant_get_variant(gobject_));
-}
-
 // static
 const VariantType& Variant<Glib::ustring>::variant_type()
 {
@@ -200,11 +195,6 @@ Variant<std::string>::create(const std::string& data)
   return result;
 }
 
-std::string Variant<std::string>::get() const
-{
-  return std::string(g_variant_get_bytestring(gobject_));
-}
-
 typedef std::vector<Glib::ustring> type_vec_ustring;
 
 // static
diff --git a/glib/src/variant.hg b/glib/src/variant.hg
index f9606d3..9cb1a9e 100644
--- a/glib/src/variant.hg
+++ b/glib/src/variant.hg
@@ -142,7 +142,7 @@ throw(std::bad_cast)
     return V_CastTo();
   }
   if(v.is_of_type(V_CastTo::variant_type()))
-  {    
+  {
     return V_CastTo(const_cast<GVariant*>(v.gobj()), true);
   }
   else
@@ -308,6 +308,10 @@ _IGNORE(g_variant_get_type)
 template<>
 class Variant<VariantBase> : public VariantContainerBase
 {
+  // Trick gmmproc into thinking this is derived from GVariant to wrap a
+  // some methods.
+  _CLASS_GENERIC(Variant<VariantBase>, GVariant)
+
 public:
   typedef GVariant*                     CType;
   typedef VariantBase                   CppType;
@@ -345,8 +349,7 @@ public:
   static Variant<VariantBase> create(const Glib::VariantBase& data);
   _IGNORE(g_variant_new_variant)
 
-  VariantBase get() const;
-  _IGNORE(g_variant_get_variant)
+  _WRAP_METHOD(VariantBase get() const, g_variant_get_variant)
 };
 
 /** Specialization of Glib::Variant containing a Glib::ustring.
@@ -356,6 +359,9 @@ public:
 template<>
 class Variant<Glib::ustring> : public VariantStringBase
 {
+  // Trick gmmproc into thinking this is derived from GVariant to wrap a
+  // some methods.
+  _CLASS_GENERIC(Variant<Glib::ustring>, GVariant)
 public:
   typedef char*                 CType;
   typedef Glib::ustring         CppType;
@@ -389,6 +395,7 @@ public:
    */
   static Variant<Glib::ustring> create(const Glib::ustring& data);
 
+  //We can't use WRAP_METHOD() here because g_variant_get_string() takes an extra length parameter.
   /** Gets the contents of the Glib::Variant.
    * @return The contents of the Glib::Variant.
    * @newin{2,28}
@@ -405,6 +412,9 @@ public:
 template<>
 class Variant<std::string> : public VariantStringBase
 {
+  // Trick gmmproc into thinking this is derived from GVariant to wrap a
+  // some methods.
+  _CLASS_GENERIC(Variant<std::string>, GVariant)
 public:
   typedef char*                 CType;
   typedef std::string           CppType;
@@ -438,12 +448,8 @@ public:
    */
   static Variant<std::string> create(const std::string& data);
 
-  /** Gets the contents of the Glib::Variant.
-   * @return The contents of the Glib::Variant.
-   * @newin{2,28}
-   */
-  std::string get() const;
-  _IGNORE(g_variant_get_bytestring, g_variant_dup_bytestring)
+  _WRAP_METHOD(std::string get() const, g_variant_get_bytestring)
+   _IGNORE(g_variant_dup_bytestring)
 };
 
 /** Specialization of Glib::Variant containing a dictionary entry.  See also