From: dooglus <dooglus@1f10aa63-cdf2-0310-b900-c93c546f37ac>
Date: Mon, 17 Sep 2007 10:04:05 +0000 (+0000)
Subject: Fix 1796068: when a valuenode changes, ValueNode::on_changed() will now signal all... 
X-Git-Url: https://git.pterodactylus.net/?a=commitdiff_plain;h=5e6e1696d7912d0b93b476617525aeafbde756ab;p=synfig.git

Fix 1796068: when a valuenode changes, ValueNode::on_changed() will now signal all its parent canvases.


git-svn-id: http://svn.voria.com/code@685 1f10aa63-cdf2-0310-b900-c93c546f37ac
---

diff --git a/synfig-core/trunk/src/synfig/valuenode.cpp b/synfig-core/trunk/src/synfig/valuenode.cpp
index cd7a7b5..5e23fc7 100644
--- a/synfig-core/trunk/src/synfig/valuenode.cpp
+++ b/synfig-core/trunk/src/synfig/valuenode.cpp
@@ -235,9 +235,12 @@ ValueNode::~ValueNode()
 void
 ValueNode::on_changed()
 {
-	if(get_parent_canvas())
-		get_parent_canvas()->signal_value_node_changed()(this);
-	else if(get_root_canvas() && get_parent_canvas())
+	etl::loose_handle<Canvas> parent_canvas = get_parent_canvas();
+	if(parent_canvas)
+		do						// signal to all the ancestor canvases
+			parent_canvas->signal_value_node_changed()(this);
+		while (parent_canvas = parent_canvas->parent());
+	else if(get_root_canvas())
 		get_root_canvas()->signal_value_node_changed()(this);
 
 	Node::on_changed();