From c791d5970f4956cbe96f116dd3811ffae5f112ec Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Thu, 6 Feb 2020 14:39:07 -0700
Subject: [PATCH] add GUIObjectState::remove_property()

---
 gtk2_ardour/gui_object.cc | 10 ++++++++++
 gtk2_ardour/gui_object.h  |  1 +
 2 files changed, 11 insertions(+)

diff --git a/gtk2_ardour/gui_object.cc b/gtk2_ardour/gui_object.cc
index 5fb37879d6..86a8776471 100644
--- a/gtk2_ardour/gui_object.cc
+++ b/gtk2_ardour/gui_object.cc
@@ -157,3 +157,13 @@ GUIObjectState::all_ids () const
 	}
 	return ids;
 }
+
+void
+GUIObjectState::remove_property (const string & id, const string & prop_name)
+{
+	std::map <std::string, XMLNode*>::iterator i = object_map.find (id);
+	if (i == object_map.end()) {
+		return;
+	}
+	i->second->remove_property (prop_name);
+}
diff --git a/gtk2_ardour/gui_object.h b/gtk2_ardour/gui_object.h
index 2a9fb00532..0efa330a11 100644
--- a/gtk2_ardour/gui_object.h
+++ b/gtk2_ardour/gui_object.h
@@ -50,6 +50,7 @@ public:
 		XMLNode* child = get_or_add_node (id);
 		child->set_property (prop_name.c_str(), val);
 	}
+	void remove_property (const std::string & id, const std:: string & prop_name);
 
 	/** Remove node with provided id.
 	 *  @param id property of Object node to look for.