[gspell/wip/lang-choosers] language-choosers: add language-code property

[Sébastien Wilmet <swilmet src gnome org>]

commit 03bf2c5574691562b5cacce123def7c4a76ea10e
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Thu Jan 14 15:32:04 2016 +0100

    language-choosers: add language-code property
    
    https://bugzilla.gnome.org/show_bug.cgi?id=758421

 gspell/gspell-language-chooser.c |   49 ++++++++++++++++++++++++++++++++++++++
 gspell/gspell-language-chooser.h |   18 +++++++++++---
 2 files changed, 63 insertions(+), 4 deletions(-)
---
diff --git a/gspell/gspell-language-chooser.c b/gspell/gspell-language-chooser.c
index eeaf3ee..d03d55d 100644
--- a/gspell/gspell-language-chooser.c
+++ b/gspell/gspell-language-chooser.c
@@ -46,6 +46,25 @@ gspell_language_chooser_default_init (GspellLanguageChooserInterface *interface)
                                                                 GSPELL_TYPE_LANGUAGE,
                                                                 G_PARAM_READWRITE |
                                                                 G_PARAM_STATIC_STRINGS));
+
+       /**
+        * GspellLanguageChooser:language-code:
+        *
+        * The empty string if the default language was set and the selection
+        * haven't changed. Or the language code if an explicit language was set
+        * or if the selection has changed.
+        *
+        * A language code can be retrieved with gspell_language_get_code().
+        *
+        * This property is useful for g_settings_bind().
+        */
+       g_object_interface_install_property (interface,
+                                            g_param_spec_string ("language-code",
+                                                                 "Language Code",
+                                                                 "",
+                                                                 "",
+                                                                 G_PARAM_READWRITE |
+                                                                 G_PARAM_STATIC_STRINGS));
 }
 
 /**
@@ -79,4 +98,34 @@ gspell_language_chooser_set_language (GspellLanguageChooser *chooser,
        GSPELL_LANGUAGE_CHOOSER_GET_IFACE (chooser)->set_language (chooser, language);
 }
 
+/**
+ * gspell_language_chooser_get_language_code:
+ * @chooser: a #GspellLanguageChooser.
+ *
+ * Returns: the #GspellLanguageChooser:language-code. It cannot be %NULL.
+ */
+const gchar *
+gspell_language_chooser_get_language_code (GspellLanguageChooser *chooser)
+{
+       g_return_val_if_fail (GSPELL_IS_LANGUAGE_CHOOSER (chooser), "");
+
+       return GSPELL_LANGUAGE_CHOOSER_GET_IFACE (chooser)->get_language_code (chooser);
+}
+
+/**
+ * gspell_language_chooser_set_language_code:
+ * @chooser: a #GspellLanguageChooser.
+ * @language_code: (nullable): a language code, or the empty string or %NULL to
+ *   pick the default language.
+ */
+void
+gspell_language_chooser_set_language_code (GspellLanguageChooser *chooser,
+                                          const gchar           *language_code)
+{
+       g_return_if_fail (GSPELL_IS_LANGUAGE_CHOOSER (chooser));
+
+       GSPELL_LANGUAGE_CHOOSER_GET_IFACE (chooser)->set_language_code (chooser,
+                                                                       language_code);
+}
+
 /* ex:set ts=8 noet: */
diff --git a/gspell/gspell-language-chooser.h b/gspell/gspell-language-chooser.h
index 8ce0565..682fb4c 100644
--- a/gspell/gspell-language-chooser.h
+++ b/gspell/gspell-language-chooser.h
@@ -43,13 +43,23 @@ struct _GspellLanguageChooserInterface
        void                    (* set_language)        (GspellLanguageChooser *chooser,
                                                         const GspellLanguage  *language);
 
-       gpointer padding[8];
+       const gchar *           (* get_language_code)   (GspellLanguageChooser *chooser);
+
+       void                    (* set_language_code)   (GspellLanguageChooser *chooser,
+                                                        const gchar           *language_code);
+
+       gpointer padding[12];
 };
 
-const GspellLanguage * gspell_language_chooser_get_language    (GspellLanguageChooser *chooser);
+const GspellLanguage * gspell_language_chooser_get_language            (GspellLanguageChooser *chooser);
+
+void                   gspell_language_chooser_set_language            (GspellLanguageChooser *chooser,
+                                                                        const GspellLanguage  *language);
+
+const gchar *          gspell_language_chooser_get_language_code       (GspellLanguageChooser *chooser);
 
-void                   gspell_language_chooser_set_language    (GspellLanguageChooser *chooser,
-                                                                const GspellLanguage  *language);
+void                   gspell_language_chooser_set_language_code       (GspellLanguageChooser *chooser,
+                                                                        const gchar           
*language_code);
 
 G_END_DECLS