[gtk/wayland-key-repeat: 36/98] listitemfactory: vfuncify



commit 8c960139dc1f0361c1f38341d2405b1046a04ab6
Author: Benjamin Otte <otte redhat com>
Date:   Mon Jun 10 00:17:44 2019 +0200

    listitemfactory: vfuncify
    
    No functional changes other than a new indirection.

 gtk/gtklistitemfactory.c        | 127 +++++++++++++++++++++++++++++-----------
 gtk/gtklistitemfactoryprivate.h |  28 +++++++++
 2 files changed, 120 insertions(+), 35 deletions(-)
---
diff --git a/gtk/gtklistitemfactory.c b/gtk/gtklistitemfactory.c
index cd93b46716..771b6c376d 100644
--- a/gtk/gtklistitemfactory.c
+++ b/gtk/gtklistitemfactory.c
@@ -25,6 +25,77 @@
 
 G_DEFINE_TYPE (GtkListItemFactory, gtk_list_item_factory, G_TYPE_OBJECT)
 
+static void
+gtk_list_item_factory_default_setup (GtkListItemFactory *self,
+                                     GtkListItem        *list_item)
+{
+  if (self->setup_func)
+    self->setup_func (list_item, self->user_data);
+}
+
+static void
+gtk_list_item_factory_default_teardown (GtkListItemFactory *self,
+                                        GtkListItem        *list_item)
+{
+  GtkWidget *child;
+
+  child = gtk_bin_get_child (GTK_BIN (list_item));
+  if (child)
+    gtk_container_remove (GTK_CONTAINER (list_item), child);
+
+  gtk_list_item_set_selectable (list_item, TRUE);
+
+}
+
+static void                  
+gtk_list_item_factory_default_bind (GtkListItemFactory *self,
+                                    GtkListItem        *list_item,
+                                    guint               position,
+                                    gpointer            item,
+                                    gboolean            selected)
+{
+  gtk_list_item_set_item (list_item, item);
+  gtk_list_item_set_position (list_item, position);
+  gtk_list_item_set_selected (list_item, selected);
+
+  if (self->bind_func)  
+    self->bind_func (list_item, self->user_data);
+}
+
+static void
+gtk_list_item_factory_default_rebind (GtkListItemFactory *self,
+                                      GtkListItem        *list_item,
+                                      guint               position,
+                                      gpointer            item,
+                                      gboolean            selected)
+{
+  gtk_list_item_set_item (list_item, item);
+  gtk_list_item_set_position (list_item, position);
+  gtk_list_item_set_selected (list_item, selected);
+
+  if (self->bind_func)  
+    self->bind_func (list_item, self->user_data);
+}
+
+static void
+gtk_list_item_factory_default_update (GtkListItemFactory *self,
+                                      GtkListItem        *list_item,
+                                      guint               position,
+                                      gboolean            selected)
+{
+  gtk_list_item_set_position (list_item, position);
+  gtk_list_item_set_selected (list_item, selected);
+}
+
+static void
+gtk_list_item_factory_default_unbind (GtkListItemFactory *self,
+                                      GtkListItem        *list_item)
+{
+  gtk_list_item_set_item (list_item, NULL);
+  gtk_list_item_set_position (list_item, 0);
+  gtk_list_item_set_selected (list_item, FALSE);
+}
+
 static void
 gtk_list_item_factory_finalize (GObject *object)
 {
@@ -42,6 +113,13 @@ gtk_list_item_factory_class_init (GtkListItemFactoryClass *klass)
   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 
   object_class->finalize = gtk_list_item_factory_finalize;
+
+  klass->setup = gtk_list_item_factory_default_setup;
+  klass->teardown = gtk_list_item_factory_default_teardown;
+  klass->bind = gtk_list_item_factory_default_bind;
+  klass->rebind = gtk_list_item_factory_default_rebind;
+  klass->update = gtk_list_item_factory_default_update;
+  klass->unbind = gtk_list_item_factory_default_unbind;
 }
 
 static void
@@ -76,8 +154,16 @@ gtk_list_item_factory_setup (GtkListItemFactory *self,
 {
   g_return_if_fail (GTK_IS_LIST_ITEM_FACTORY (self));
 
-  if (self->setup_func)
-    self->setup_func (list_item, self->user_data);
+  GTK_LIST_ITEM_FACTORY_GET_CLASS (self)->setup (self, list_item);
+}
+
+void
+gtk_list_item_factory_teardown (GtkListItemFactory *self,
+                                GtkListItem        *list_item)
+{
+  g_return_if_fail (GTK_IS_LIST_ITEM_FACTORY (self));
+
+  GTK_LIST_ITEM_FACTORY_GET_CLASS (self)->teardown (self, list_item);
 }
 
 void
@@ -92,12 +178,7 @@ gtk_list_item_factory_bind (GtkListItemFactory *self,
 
   g_object_freeze_notify (G_OBJECT (list_item));
 
-  gtk_list_item_set_item (list_item, item);
-  gtk_list_item_set_position (list_item, position);
-  gtk_list_item_set_selected (list_item, selected);
-
-  if (self->bind_func)  
-    self->bind_func (list_item, self->user_data);
+  GTK_LIST_ITEM_FACTORY_GET_CLASS (self)->bind (self, list_item, position, item, selected);
 
   g_object_thaw_notify (G_OBJECT (list_item));
 }
@@ -114,12 +195,7 @@ gtk_list_item_factory_rebind (GtkListItemFactory *self,
 
   g_object_freeze_notify (G_OBJECT (list_item));
 
-  gtk_list_item_set_item (list_item, item);
-  gtk_list_item_set_position (list_item, position);
-  gtk_list_item_set_selected (list_item, selected);
-
-  if (self->bind_func)  
-    self->bind_func (list_item, self->user_data);
+  GTK_LIST_ITEM_FACTORY_GET_CLASS (self)->rebind (self, list_item, position, item, selected);
 
   g_object_thaw_notify (G_OBJECT (list_item));
 }
@@ -135,8 +211,7 @@ gtk_list_item_factory_update (GtkListItemFactory *self,
 
   g_object_freeze_notify (G_OBJECT (list_item));
 
-  gtk_list_item_set_position (list_item, position);
-  gtk_list_item_set_selected (list_item, selected);
+  GTK_LIST_ITEM_FACTORY_GET_CLASS (self)->update (self, list_item, position, selected);
 
   g_object_thaw_notify (G_OBJECT (list_item));
 }
@@ -150,25 +225,7 @@ gtk_list_item_factory_unbind (GtkListItemFactory *self,
 
   g_object_freeze_notify (G_OBJECT (list_item));
 
-  gtk_list_item_set_item (list_item, NULL);
-  gtk_list_item_set_position (list_item, 0);
-  gtk_list_item_set_selected (list_item, FALSE);
+  GTK_LIST_ITEM_FACTORY_GET_CLASS (self)->unbind (self, list_item);
 
   g_object_thaw_notify (G_OBJECT (list_item));
 }
-
-void
-gtk_list_item_factory_teardown (GtkListItemFactory *self,
-                                GtkListItem        *list_item)
-{
-  GtkWidget *child;
-
-  g_return_if_fail (GTK_IS_LIST_ITEM_FACTORY (self));
-
-  child = gtk_bin_get_child (GTK_BIN (list_item));
-  if (child)
-    gtk_container_remove (GTK_CONTAINER (list_item), child);
-
-  gtk_list_item_set_selectable (list_item, TRUE);
-}
-
diff --git a/gtk/gtklistitemfactoryprivate.h b/gtk/gtklistitemfactoryprivate.h
index 34582257bc..98ca4b350e 100644
--- a/gtk/gtklistitemfactoryprivate.h
+++ b/gtk/gtklistitemfactoryprivate.h
@@ -49,6 +49,34 @@ struct _GtkListItemFactory
 struct _GtkListItemFactoryClass
 {
   GObjectClass parent_class;
+
+  /* setup @list_item so it can be bound */
+  void                  (* setup)                               (GtkListItemFactory     *self,
+                                                                 GtkListItem            *list_item);
+  /* undo the effects of GtkListItemFactoryClass::setup() */
+  void                  (* teardown)                            (GtkListItemFactory     *self,
+                                                                 GtkListItem            *list_item);
+
+  /* bind @list_item to the given @item, which is in @position and @selected state */
+  void                  (* bind)                                (GtkListItemFactory     *self,
+                                                                 GtkListItem            *list_item,
+                                                                 guint                   position,
+                                                                 gpointer                item,
+                                                                 gboolean                selected);
+  /* unbind the current item and bind a new one */
+  void                  (* rebind)                              (GtkListItemFactory     *self,
+                                                                 GtkListItem            *list_item,
+                                                                 guint                   position,
+                                                                 gpointer                item,
+                                                                 gboolean                selected);
+  /* like GtkListItemFactoryClass::rebind(), but the item didn't change */
+  void                  (* update)                              (GtkListItemFactory     *self,
+                                                                 GtkListItem            *list_item,
+                                                                 guint                   position,
+                                                                 gboolean                selected);
+  /* undo the effects of GtkListItemFactoryClass::bind() */
+  void                  (* unbind)                              (GtkListItemFactory     *self,
+                                                                 GtkListItem            *list_item);
 };
 
 GType                   gtk_list_item_factory_get_type          (void) G_GNUC_CONST;


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