From 4c2ea510e3e69197715ae3f7ca3bea7bc97084c0 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Mon, 16 Mar 2015 14:37:06 +0100
Subject: [PATCH] add API to query Gtk::ComboBoxText entries

..the overly complex C++ style variant.
iterate twice..  hell yeah.
---
 libs/gtkmm2ext/gtkmm2ext/utils.h |  9 +++++++++
 libs/gtkmm2ext/utils.cc          | 34 ++++++++++++++++++++++++++++++++
 2 files changed, 43 insertions(+)

diff --git a/libs/gtkmm2ext/gtkmm2ext/utils.h b/libs/gtkmm2ext/gtkmm2ext/utils.h
index 53c8ea2fdf..5832c914f6 100644
--- a/libs/gtkmm2ext/gtkmm2ext/utils.h
+++ b/libs/gtkmm2ext/gtkmm2ext/utils.h
@@ -96,6 +96,15 @@ namespace Gtkmm2ext {
 
 	LIBGTKMM2EXT_API void set_popdown_strings (Gtk::ComboBoxText&, 
 	                          const std::vector<std::string>&);
+
+	LIBGTKMM2EXT_API void get_popdown_strings (Gtk::ComboBoxText&,
+	                          std::vector<std::string>&);
+
+	LIBGTKMM2EXT_API bool contains_value (Gtk::ComboBoxText&,
+	                          const std::string);
+
+	LIBGTKMM2EXT_API bool set_active_text_if_present (Gtk::ComboBoxText&,
+	                          const std::string);
 	
 	template<class T> /*LIBGTKMM2EXT_API*/ void deferred_delete (void *ptr) {
 		delete static_cast<T *> (ptr);
diff --git a/libs/gtkmm2ext/utils.cc b/libs/gtkmm2ext/utils.cc
index f7e96f09c8..03396a4af9 100644
--- a/libs/gtkmm2ext/utils.cc
+++ b/libs/gtkmm2ext/utils.cc
@@ -19,6 +19,7 @@
 */
 
 #include <map>
+#include <algorithm>
 
 #include <gtk/gtkpaned.h>
 #include <gtk/gtk.h>
@@ -306,6 +307,39 @@ Gtkmm2ext::set_popdown_strings (Gtk::ComboBoxText& cr, const vector<string>& str
 	}
 }
 
+void
+Gtkmm2ext::get_popdown_strings (Gtk::ComboBoxText& cr, std::vector<std::string>& strings)
+{
+	strings.clear ();
+	Glib::RefPtr<const Gtk::TreeModel> m = cr.get_model();
+	if (!m) {
+		return;
+	}
+	for(Gtk::TreeModel::iterator i = m->children().begin(); i != m->children().end(); ++i) {
+		Glib::ustring txt;
+		(*i)->get_value(0, txt);
+		strings.push_back (txt);
+	}
+}
+
+bool
+Gtkmm2ext::contains_value (Gtk::ComboBoxText& cr, const std::string text)
+{
+	std::vector<std::string> s;
+	get_popdown_strings (cr, s);
+	return (std::find (s.begin(), s.end(), text) != s.end());
+}
+
+bool
+Gtkmm2ext::set_active_text_if_present (Gtk::ComboBoxText& cr, const std::string text)
+{
+	if (contains_value(cr, text)) {
+		cr.set_active_text (text);
+		return true;
+	}
+	return false;
+}
+
 GdkWindow*
 Gtkmm2ext::get_paned_handle (Gtk::Paned& paned)
 {
-- 
2.30.2