X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Fvisibility_group.cc;h=d0ef1dd63510a0c36b9253a4421ab724410b2d06;hb=dde13d288e22ba5dd8e23802c47fac288b089c57;hp=82621283b67fdc63e64b7517b896ae45a8be19a9;hpb=fab9ec9d71c315d44a3f667ea080f7688a32c2e5;p=ardour.git

diff --git a/gtk2_ardour/visibility_group.cc b/gtk2_ardour/visibility_group.cc
index 82621283b6..d0ef1dd635 100644
--- a/gtk2_ardour/visibility_group.cc
+++ b/gtk2_ardour/visibility_group.cc
@@ -21,10 +21,13 @@
 #include <gtkmm/menu.h>
 #include <gtkmm/menushell.h>
 #include <gtkmm/treeview.h>
+
+#include "pbd/strsplit.h"
 #include "pbd/xml++.h"
+
 #include "visibility_group.h"
 
-#include "i18n.h"
+#include "pbd/i18n.h"
 
 using namespace std;
 
@@ -54,7 +57,7 @@ VisibilityGroup::add (Gtk::Widget* widget, string const & id, string const & nam
 	m.name = name;
 	m.visible = visible;
 	m.override = override;
-	
+
 	_members.push_back (m);
 }
 
@@ -161,12 +164,58 @@ VisibilityGroup::set_state (string v)
 		}
 
 		v = v.substr (comma + 1);
-		
+
 	} while (1);
 
 	update ();
 }
 
+string
+VisibilityGroup::remove_element (std::string const& from, std::string const& element)
+{
+	std::vector<string> s;
+	std::string ret;
+
+	split (from, s, ',');
+	for (std::vector<string>::const_iterator i = s.begin(); i != s.end(); ++i) {
+		if ((*i) == element) {
+			continue;
+		}
+		if (!ret.empty()) {
+			ret += ',';
+		}
+		ret += *i;
+	}
+
+	return ret;
+}
+
+string
+VisibilityGroup::add_element (std::string const& from, std::string const& element)
+{
+	std::vector<string> s;
+	std::string ret;
+	
+	split (from, s, ',');
+
+	for (std::vector<string>::const_iterator i = s.begin(); i != s.end(); ++i) {
+		if ((*i) == element) {
+			/* already present, just return the original */
+			return from;
+		}
+	}
+
+	ret = from;
+
+	if (!ret.empty()) {
+		ret += ',';
+	}
+
+	ret += element;
+
+	return ret;
+}
+
 string
 VisibilityGroup::get_state_name () const
 {
@@ -195,11 +244,11 @@ VisibilityGroup::update_list_view ()
 	if (!_model) {
 		return;
 	}
-	
+
 	_ignore_list_view_change = true;
 
 	_model->clear ();
-	
+
 	for (vector<Member>::iterator i = _members.begin(); i != _members.end(); ++i) {
 		Gtk::TreeModel::iterator j = _model->append ();
 		Gtk::TreeModel::Row row = *j;
@@ -235,7 +284,7 @@ VisibilityGroup::list_view_visible_changed (string const & path)
 	if (_ignore_list_view_change) {
 		return;
 	}
-	
+
 	Gtk::TreeModel::iterator i = _model->get_iter (path);
 	if (!i) {
 		return;