[glibmm] Add OptionGroup::add_entry(.., double&)

[Jonathon Jongsma <jjongsma src gnome org>]

commit f2802cf768a4e10247f5ad94a67b020a954ebd70
Author: Jonathon Jongsma <jonathon quotidian org>
Date:   Tue Jun 30 22:17:41 2009 -0500

    Add OptionGroup::add_entry(.., double&)

 ChangeLog                |    5 +++++
 glib/src/optiongroup.ccg |   32 +++++++++++++++++++++++++++++++-
 glib/src/optiongroup.hg  |    1 +
 3 files changed, 37 insertions(+), 1 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 0672ff3..cfa11c5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-06-30  Jonathon Jongsma  <jonathon quotidian org>
+
+	* glib/src/optiongroup.ccg:
+	* glib/src/optiongroup.hg: add OptionGroup::add_entry(.., double&)
+
 2009-06-29  Jonathon Jongsma  <jonathon quotidian org>
 
 	* tools/m4/convert_gio.m4: add some namespaced conversions so that I
diff --git a/glib/src/optiongroup.ccg b/glib/src/optiongroup.ccg
index 1fc845c..c27595a 100644
--- a/glib/src/optiongroup.ccg
+++ b/glib/src/optiongroup.ccg
@@ -132,6 +132,11 @@ void OptionGroup::add_entry(const OptionEntry& entry, int& arg)
   add_entry_with_wrapper(entry, G_OPTION_ARG_INT, &arg);
 }
 
+void OptionGroup::add_entry(const OptionEntry& entry, double& arg)
+{
+  add_entry_with_wrapper(entry, G_OPTION_ARG_DOUBLE, &arg);
+}
+
 void OptionGroup::add_entry(const OptionEntry& entry, Glib::ustring& arg)
 {
   add_entry_with_wrapper(entry, G_OPTION_ARG_STRING, &arg);
@@ -240,6 +245,14 @@ void OptionGroup::CppOptionEntry::allocate_c_arg()
 
       break;
     }
+    case G_OPTION_ARG_DOUBLE:
+    {
+      double* typed_arg = new double;
+      *typed_arg = 0.0;
+      carg_ = typed_arg;
+
+      break;
+    }
     case G_OPTION_ARG_STRING_ARRAY:
     case G_OPTION_ARG_FILENAME_ARRAY:
     {
@@ -273,6 +286,11 @@ void OptionGroup::CppOptionEntry::set_c_arg_default(void* cpp_arg)
       *static_cast<int*>(carg_) = *static_cast<int*>(cpp_arg);
       break;
     }
+    case G_OPTION_ARG_DOUBLE:
+    {
+      *static_cast<double*>(carg_) = *static_cast<double*>(cpp_arg);
+      break;
+    }
     case G_OPTION_ARG_NONE:
     {
       *static_cast<gboolean*>(carg_) = *static_cast<bool*>(cpp_arg);
@@ -369,6 +387,13 @@ void OptionGroup::CppOptionEntry::release_c_arg()
 
         break;
       }
+      case G_OPTION_ARG_DOUBLE:
+      {
+        double* typed_arg = static_cast<double*>(carg_);
+        delete typed_arg;
+
+        break;
+      }
       case G_OPTION_ARG_STRING_ARRAY:
       case G_OPTION_ARG_FILENAME_ARRAY:
       {
@@ -431,7 +456,12 @@ void OptionGroup::CppOptionEntry::convert_c_to_cpp()
       *((int*)cpparg_) = *(static_cast<int*>(carg_));
       break;
     }
-        case G_OPTION_ARG_STRING_ARRAY:
+    case G_OPTION_ARG_DOUBLE:
+    {
+      *((double*)cpparg_) = *(static_cast<double*>(carg_));
+      break;
+    }
+    case G_OPTION_ARG_STRING_ARRAY:
     {
       char*** typed_arg = static_cast<char***>(carg_);
       vecustrings* typed_cpp_arg = static_cast<vecustrings*>(cpparg_);
diff --git a/glib/src/optiongroup.hg b/glib/src/optiongroup.hg
index 8c01337..0bc826e 100644
--- a/glib/src/optiongroup.hg
+++ b/glib/src/optiongroup.hg
@@ -71,6 +71,7 @@ public:
 
   void add_entry(const OptionEntry& entry, bool& arg);
   void add_entry(const OptionEntry& entry, int& arg);
+  void add_entry(const OptionEntry& entry, double& arg);
   void add_entry(const OptionEntry& entry, Glib::ustring& arg);
   void add_entry_filename(const OptionEntry& entry, std::string& arg);  
   void add_entry(const OptionEntry& entry, vecustrings& arg);