[evolution-data-server] Workaround GtkComboBoxText in .ui file

[Milan Crha <mcrha src gnome org>]

commit fec059d9e81cb3966c360b2e7115cbe224f50b9a
Author: Milan Crha <mcrha redhat com>
Date:   Wed Oct 27 21:41:37 2010 +0200

    Workaround GtkComboBoxText in .ui file

 libedataserverui/e-name-selector-dialog.c  |    8 ++++++--
 libedataserverui/e-name-selector-dialog.ui |    2 +-
 libedataserverui/gtk-compat.h              |   22 ++++++++++++++++++++++
 3 files changed, 29 insertions(+), 3 deletions(-)
---
diff --git a/libedataserverui/e-name-selector-dialog.c b/libedataserverui/e-name-selector-dialog.c
index 6fb38a8..b759a5e 100644
--- a/libedataserverui/e-name-selector-dialog.c
+++ b/libedataserverui/e-name-selector-dialog.c
@@ -42,6 +42,10 @@
 	(G_TYPE_INSTANCE_GET_PRIVATE \
 	((obj), E_TYPE_NAME_SELECTOR_DIALOG, ENameSelectorDialogPrivate))
 
+#if !GTK_CHECK_VERSION (2,23,0)
+	ENSURE_GTK_COMBO_BOX_TEXT_TYPE
+#endif
+
 typedef struct {
 	gchar        *name;
 
@@ -120,7 +124,7 @@ e_name_selector_dialog_populate_categories (ENameSelectorDialog *name_selector_d
 	category_list = e_categories_get_list ();
 	for (iter = category_list; iter != NULL; iter = iter->next)
 		gtk_combo_box_text_append_text (
-			GTK_COMBO_BOX (combo_box), iter->data);
+			GTK_COMBO_BOX_TEXT (combo_box), iter->data);
 	g_list_free (category_list);
 
 	g_signal_connect_swapped (
@@ -884,7 +888,7 @@ search_changed (ENameSelectorDialog *name_selector_dialog)
 	if (gtk_combo_box_get_active (GTK_COMBO_BOX (combo_box)) == -1)
 		gtk_combo_box_set_active (GTK_COMBO_BOX (combo_box), 0);
 
-	category = gtk_combo_box_text_get_active_text (GTK_COMBO_BOX (combo_box));
+	category = gtk_combo_box_text_get_active_text (GTK_COMBO_BOX_TEXT (combo_box));
 	category_escaped = escape_sexp_string (category);
 
 	text = gtk_entry_get_text (name_selector_dialog->priv->search_entry);
diff --git a/libedataserverui/e-name-selector-dialog.ui b/libedataserverui/e-name-selector-dialog.ui
index 58b98d9..85f281e 100644
--- a/libedataserverui/e-name-selector-dialog.ui
+++ b/libedataserverui/e-name-selector-dialog.ui
@@ -224,7 +224,7 @@
                   </packing>
                 </child>
                 <child>
-                  <object class="GtkComboBox" id="combobox-category">
+                  <object class="GtkComboBoxText" id="combobox-category">
                     <property name="visible">True</property>
                     <property name="add_tearoffs">False</property>
                     <property name="focus_on_click">True</property>
diff --git a/libedataserverui/gtk-compat.h b/libedataserverui/gtk-compat.h
index 86afa64..21d861b 100644
--- a/libedataserverui/gtk-compat.h
+++ b/libedataserverui/gtk-compat.h
@@ -9,6 +9,28 @@
 #define gtk_combo_box_text_new			gtk_combo_box_new_text
 #define gtk_combo_box_text_append_text		gtk_combo_box_append_text
 #define gtk_combo_box_text_get_active_text	gtk_combo_box_get_active_text
+#define GTK_COMBO_BOX_TEXT			GTK_COMBO_BOX
+
+/* The below can be used only once in sources */
+#define ENSURE_GTK_COMBO_BOX_TEXT_TYPE						\
+	GType gtk_combo_box_text_get_type (void);				\
+	typedef struct _GtkComboBoxText GtkComboBoxText;			\
+	typedef struct _GtkComboBoxTextClass GtkComboBoxTextClass;		\
+										\
+	struct _GtkComboBoxText {						\
+		GtkComboBox parent;						\
+	};									\
+										\
+	struct _GtkComboBoxTextClass {						\
+		GtkComboBoxClass parent_class;					\
+	};									\
+										\
+										\
+	G_DEFINE_TYPE (GtkComboBoxText, gtk_combo_box_text, GTK_TYPE_COMBO_BOX)	\
+										\
+	static void gtk_combo_box_text_init (GtkComboBoxText *cbt) {}		\
+	static void gtk_combo_box_text_class_init (GtkComboBoxTextClass *kl) {}
+
 #endif
 
 #if GTK_CHECK_VERSION (2,90,5)