X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-studio%2Ftrunk%2Fsrc%2Fgtkmm%2Flayerparamtreestore.cpp;h=0d4e9207abe08c4b237998179c4e5d0f0b10ff36;hb=6784db1651239a30b80f9b798663a55c1450242f;hp=8e0739af3d705a7777b6e92cdca549d84ed064f5;hpb=837b63e9fb829d66d43f4f169861f8979f76820d;p=synfig.git

diff --git a/synfig-studio/trunk/src/gtkmm/layerparamtreestore.cpp b/synfig-studio/trunk/src/gtkmm/layerparamtreestore.cpp
index 8e0739a..0d4e920 100644
--- a/synfig-studio/trunk/src/gtkmm/layerparamtreestore.cpp
+++ b/synfig-studio/trunk/src/gtkmm/layerparamtreestore.cpp
@@ -30,7 +30,7 @@
 #endif
 
 #include "layerparamtreestore.h"
-#include "iconcontroler.h"
+#include "iconcontroller.h"
 #include <gtkmm/button.h>
 #include <synfig/paramdesc.h>
 #include "layertree.h"
@@ -400,8 +400,9 @@ LayerParamTreeStore::rebuild()
 		}
 		if(value_desc.get_value_type()==ValueBase::TYPE_CANVAS)
 		{
-			changed_connection_list.push_back(
-				value_desc.get_value().get(Canvas::Handle())->signal_changed().connect(
+			Canvas::Handle canvas_handle = value_desc.get_value().get(Canvas::Handle());
+			if(canvas_handle) changed_connection_list.push_back(
+				canvas_handle->signal_changed().connect(
 					sigc::mem_fun(
 						this,
 						&LayerParamTreeStore::changed
@@ -518,43 +519,43 @@ LayerParamTreeStore::set_row(Gtk::TreeRow row,synfigapp::ValueDesc value_desc)
 }
 
 void
-LayerParamTreeStore::on_value_node_added(ValueNode::Handle value_node)
+LayerParamTreeStore::on_value_node_added(ValueNode::Handle /*value_node*/)
 {
 //	queue_refresh();
 }
 
 void
-LayerParamTreeStore::on_value_node_deleted(etl::handle<ValueNode> value_node)
+LayerParamTreeStore::on_value_node_deleted(etl::handle<ValueNode> /*value_node*/)
 {
 //	queue_refresh();
 }
 
 void
-LayerParamTreeStore::on_value_node_child_added(synfig::ValueNode::Handle value_node,synfig::ValueNode::Handle child)
+LayerParamTreeStore::on_value_node_child_added(synfig::ValueNode::Handle /*value_node*/,synfig::ValueNode::Handle /*child*/)
 {
 	queue_rebuild();
 }
 
 void
-LayerParamTreeStore::on_value_node_child_removed(synfig::ValueNode::Handle value_node,synfig::ValueNode::Handle child)
+LayerParamTreeStore::on_value_node_child_removed(synfig::ValueNode::Handle /*value_node*/,synfig::ValueNode::Handle /*child*/)
 {
 	rebuild();
 }
 
 void
-LayerParamTreeStore::on_value_node_changed(etl::handle<ValueNode> value_node)
+LayerParamTreeStore::on_value_node_changed(etl::handle<ValueNode> /*value_node*/)
 {
 	queue_refresh();
 }
 
 void
-LayerParamTreeStore::on_value_node_replaced(synfig::ValueNode::Handle replaced_value_node,synfig::ValueNode::Handle new_value_node)
+LayerParamTreeStore::on_value_node_replaced(synfig::ValueNode::Handle /*replaced_value_node*/,synfig::ValueNode::Handle /*new_value_node*/)
 {
 	queue_rebuild();
 }
 
 void
-LayerParamTreeStore::on_layer_param_changed(synfig::Layer::Handle handle,synfig::String param_name)
+LayerParamTreeStore::on_layer_param_changed(synfig::Layer::Handle /*handle*/,synfig::String /*param_name*/)
 {
 	queue_refresh();
 }