From 9917f387c36f82a079e817e14a8052b8e21cdf96 Mon Sep 17 00:00:00 2001
From: dooglus <dooglus@1f10aa63-cdf2-0310-b900-c93c546f37ac>
Date: Sat, 22 Sep 2007 17:37:38 +0000
Subject: [PATCH] Fix 1800126.  Use a loose_handle instead of a handle to
 prevent the layer being free()d too early.

git-svn-id: http://svn.voria.com/code@735 1f10aa63-cdf2-0310-b900-c93c546f37ac
---
 synfig-core/trunk/src/synfig/canvas.cpp | 8 ++++----
 synfig-core/trunk/src/synfig/canvas.h   | 6 +++---
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/synfig-core/trunk/src/synfig/canvas.cpp b/synfig-core/trunk/src/synfig/canvas.cpp
index 035208d..b607345 100644
--- a/synfig-core/trunk/src/synfig/canvas.cpp
+++ b/synfig-core/trunk/src/synfig/canvas.cpp
@@ -700,7 +700,7 @@ Canvas::insert(iterator iter,etl::handle<Layer> x)
 	//while(correct_canvas->is_inline())correct_canvas=correct_canvas->parent();
 	Layer::LooseHandle loose_layer(x);
 
-	add_connection(x,
+	add_connection(loose_layer,
 				   sigc::connection::connection(
 					   x->signal_added_to_group().connect(
 						   sigc::bind(
@@ -708,7 +708,7 @@ Canvas::insert(iterator iter,etl::handle<Layer> x)
 								   *correct_canvas,
 								   &Canvas::add_group_pair),
 							   loose_layer))));
-	add_connection(x,
+	add_connection(loose_layer,
 				   sigc::connection::connection(
 					   x->signal_removed_from_group().connect(
 						   sigc::bind(
@@ -1179,13 +1179,13 @@ Canvas::remove_group_pair(String group, etl::handle<Layer> layer)
 }
 
 void
-Canvas::add_connection(etl::handle<Layer> layer, sigc::connection connection)
+Canvas::add_connection(Layer::LooseHandle layer, sigc::connection connection)
 {
 	connections_[layer].push_back(connection);
 }
 
 void
-Canvas::disconnect_connections(etl::handle<Layer> layer)
+Canvas::disconnect_connections(Layer::LooseHandle layer)
 {
 	std::vector<sigc::connection>::iterator iter;
 	for(iter=connections_[layer].begin();iter!=connections_[layer].end();++iter)
diff --git a/synfig-core/trunk/src/synfig/canvas.h b/synfig-core/trunk/src/synfig/canvas.h
index 972b6cf..7f9d662 100644
--- a/synfig-core/trunk/src/synfig/canvas.h
+++ b/synfig-core/trunk/src/synfig/canvas.h
@@ -143,7 +143,7 @@ private:
 	std::map<String,std::set<etl::handle<Layer> > > group_db_;
 
 	//! Layer Connection database
-	std::map<etl::handle<Layer>,std::vector<sigc::connection> > connections_;
+	std::map<etl::loose_handle<Layer>,std::vector<sigc::connection> > connections_;
 
 	/*
  -- ** -- S I G N A L S -------------------------------------------------------
@@ -473,8 +473,8 @@ public:
 private:
 	void add_group_pair(String group, etl::handle<Layer> layer);
 	void remove_group_pair(String group, etl::handle<Layer> layer);
-	void add_connection(etl::handle<Layer> layer, sigc::connection connection);
-	void disconnect_connections(etl::handle<Layer> layer);
+	void add_connection(etl::loose_handle<Layer> layer, sigc::connection connection);
+	void disconnect_connections(etl::loose_handle<Layer> layer);
 
 protected:
 	virtual void on_changed();
-- 
2.7.4