[gnome-todo/wip/gbsneto/subtasks: 1/2] task-row: properly disconnect from the task

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit b13a11375de25a7bc150934ac6c8781017860599
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Fri Oct 14 11:41:05 2016 -0300

    task-row: properly disconnect from the task

 src/gtd-task-row.c |   28 ++++++++++++++++++++++++++++
 1 files changed, 28 insertions(+), 0 deletions(-)
---
diff --git a/src/gtd-task-row.c b/src/gtd-task-row.c
index 4cfcc6a..b88c96a 100644
--- a/src/gtd-task-row.c
+++ b/src/gtd-task-row.c
@@ -459,6 +459,33 @@ gtd_task_row_finalize (GObject *object)
 }
 
 static void
+gtd_task_row_dispose (GObject *object)
+{
+  GtdTaskRow *self;
+  GtdTask *task;
+
+  self = GTD_TASK_ROW (object);
+  task = self->task;
+
+  if (task)
+    {
+      g_signal_handlers_disconnect_by_func (task,
+                                        depth_changed_cb,
+                                        self);
+
+      g_signal_handlers_disconnect_by_func (task,
+                                            complete_changed_cb,
+                                            self);
+
+      g_signal_handlers_disconnect_by_func (task,
+                                            gtd_task_row__priority_changed_cb,
+                                            self);
+    }
+
+  G_OBJECT_CLASS (gtd_task_row_parent_class)->dispose (object);
+}
+
+static void
 gtd_task_row_get_property (GObject    *object,
                            guint       prop_id,
                            GValue     *value,
@@ -519,6 +546,7 @@ gtd_task_row_class_init (GtdTaskRowClass *klass)
   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
   GtkListBoxRowClass *row_class = GTK_LIST_BOX_ROW_CLASS (klass);
 
+  object_class->dispose = gtd_task_row_dispose;
   object_class->finalize = gtd_task_row_finalize;
   object_class->get_property = gtd_task_row_get_property;
   object_class->set_property = gtd_task_row_set_property;