X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=src%2Fsp-switch.cpp;h=37be6f75eef0b384e418c3ade98eec793fb86b89;hb=c596be6d145df956e779f427dde5aabc8559dd6c;hp=65ecc5442ffbe0a3824b444d33c8672a0fba8086;hpb=5c85d657aed31c86ec1d89f03f56960bdb4d6df6;p=inkscape.git

diff --git a/src/sp-switch.cpp b/src/sp-switch.cpp
index 65ecc5442..37be6f75e 100644
--- a/src/sp-switch.cpp
+++ b/src/sp-switch.cpp
@@ -5,6 +5,7 @@
  *
  * Authors:
  *   Andrius R. <knutux@gmail.com>
+ *   MenTaLguY  <mental@rydia.net>
  *
  * Copyright (C) 2006 authors
  *
@@ -21,6 +22,9 @@
 #include "display/nr-arena-group.h"
 #include "conditions.h"
 
+#include <sigc++/functors/ptr_fun.h>
+#include <sigc++/adaptors/bind.h>
+
 static void sp_switch_class_init (SPSwitchClass *klass);
 static void sp_switch_init (SPSwitch *group);
 
@@ -60,7 +64,7 @@ static void sp_switch_init (SPSwitch *group)
     group->group = new CSwitch(group);
 }
 
-CSwitch::CSwitch(SPGroup *group) : CGroup(group), _cached_item(NULL), _release_handler_id(0) {
+CSwitch::CSwitch(SPGroup *group) : CGroup(group), _cached_item(NULL) {
 }
 
 CSwitch::~CSwitch() {
@@ -111,7 +115,7 @@ void CSwitch::onOrderChanged (Inkscape::XML::Node *, Inkscape::XML::Node *, Inks
     _reevaluate();
 }
 
-void CSwitch::_reevaluate(bool add_to_arena) {
+void CSwitch::_reevaluate(bool /*add_to_arena*/) {
     SPObject *evaluated_child = _evaluateFirst();
     if (!evaluated_child || _cached_item == evaluated_child) {
         return;
@@ -133,10 +137,7 @@ void CSwitch::_reevaluate(bool add_to_arena) {
     }
 
     _cached_item = evaluated_child;
-    _release_handler_id = g_signal_connect(
-                                    G_OBJECT(evaluated_child), "release",
-                                    G_CALLBACK(&CSwitch::_releaseItem),
-                                    this);
+    _release_connection = evaluated_child->connectRelease(sigc::bind(sigc::ptr_fun(&CSwitch::_releaseItem), this));
 
     _group->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG);
 }
@@ -151,8 +152,7 @@ void CSwitch::_releaseLastItem(SPObject *obj)
     if (NULL == _cached_item || _cached_item != obj)
         return;
 
-    g_signal_handler_disconnect(G_OBJECT(_cached_item), _release_handler_id);
-    _release_handler_id = 0;
+    _release_connection.disconnect();
     _cached_item = NULL;
 }
 
@@ -172,7 +172,6 @@ void CSwitch::_showChildren (NRArena *arena, NRArenaItem *ai, unsigned int key,
             if (ac) {
                 nr_arena_item_add_child (ai, ac, ar);
                 ar = ac;
-                nr_arena_item_unref (ac);
             }
         }
         l = g_slist_remove (l, o);