[gtk+] snapshot: Convert GtkButtonBox

[Benjamin Otte <otte src gnome org>]

commit 8c77b6f7f1baa2e5c4891d72d3d68f9d8c36e83e
Author: Benjamin Otte <otte redhat com>
Date:   Mon Nov 14 04:31:19 2016 +0100

    snapshot: Convert GtkButtonBox

 gtk/gtkbbox.c |   60 +++++++++++++++++++++++++++++++++++++++++---------------
 1 files changed, 44 insertions(+), 16 deletions(-)
---
diff --git a/gtk/gtkbbox.c b/gtk/gtkbbox.c
index 98f8710..ab0e367 100644
--- a/gtk/gtkbbox.c
+++ b/gtk/gtkbbox.c
@@ -92,8 +92,8 @@ static void gtk_button_box_get_property       (GObject           *object,
                                                guint              prop_id,
                                                GValue            *value,
                                                GParamSpec        *pspec);
-static GskRenderNode *gtk_button_box_get_render_node (GtkWidget   *widget,
-                                                      GskRenderer *renderer);
+static void gtk_button_box_snapshot           (GtkWidget         *widget,
+                                               GtkSnapshot       *snapshot);
 static void gtk_button_box_measure_           (GtkWidget         *widget,
                                                GtkOrientation     orientation,
                                                int                for_size,
@@ -129,6 +129,13 @@ static void     gtk_button_box_allocate        (GtkCssGadget        *gadget,
                                                 int                  baseline,
                                                 GtkAllocation       *out_clip,
                                                 gpointer             unused);
+static gboolean gtk_button_box_render          (GtkCssGadget        *gadget,
+                                                GtkSnapshot         *snapshot,
+                                                int                  x,
+                                                int                  y,
+                                                int                  width,
+                                                int                  height,
+                                                gpointer             data);
 
 #define DEFAULT_LAYOUT_STYLE GTK_BUTTONBOX_EDGE
 
@@ -168,7 +175,7 @@ gtk_button_box_class_init (GtkButtonBoxClass *class)
 
   widget_class->measure = gtk_button_box_measure_;
   widget_class->size_allocate = gtk_button_box_size_allocate;
-  widget_class->get_render_node = gtk_button_box_get_render_node;
+  widget_class->snapshot= gtk_button_box_snapshot;
 
   container_class->remove = gtk_button_box_remove;
   container_class->add = gtk_button_box_add;
@@ -203,24 +210,45 @@ gtk_button_box_class_init (GtkButtonBoxClass *class)
   gtk_widget_class_set_css_name (widget_class, "buttonbox");
 }
 
-static GskRenderNode *
-gtk_button_box_get_render_node (GtkWidget   *widget,
-                                GskRenderer *renderer)
+static void
+gtk_button_box_snapshot_forall (GtkWidget *child,
+                                gpointer   snapshot)
 {
-  GtkButtonBoxPrivate *priv = GTK_BUTTON_BOX (widget)->priv;
-  GskRenderNode *res;
+  gtk_container_snapshot_child (GTK_CONTAINER (gtk_widget_get_parent (child)),
+                                child,
+                                snapshot);
+}
 
-  if (priv->layout_style == GTK_BUTTONBOX_EXPAND)
-    return GTK_WIDGET_CLASS (gtk_button_box_parent_class)->get_render_node (widget, renderer);
+static gboolean
+gtk_button_box_render (GtkCssGadget *gadget,
+                       GtkSnapshot  *snapshot,
+                       int           x,
+                       int           y,
+                       int           width,
+                       int           height,
+                       gpointer      unused)
+{
+  gtk_container_forall (GTK_CONTAINER (gtk_css_gadget_get_owner (gadget)),
+                        gtk_button_box_snapshot_forall,
+                        snapshot);
+
+  return FALSE;
+}
 
-  res = gtk_css_gadget_get_render_node (priv->gadget, renderer, FALSE);
 
-  if (res == NULL)
-    return NULL;
+static void
+gtk_button_box_snapshot (GtkWidget   *widget,
+                         GtkSnapshot *snapshot)
+{
+  GtkButtonBoxPrivate *priv = GTK_BUTTON_BOX (widget)->priv;
+  GtkCssGadget *gadget;
 
-  gtk_container_propagate_render_node (GTK_CONTAINER (widget), renderer, res);
+  if (priv->layout_style == GTK_BUTTONBOX_EXPAND)
+    gadget = gtk_box_get_gadget (GTK_BOX (widget));
+  else
+    gadget = priv->gadget;
 
-  return res;
+  gtk_css_gadget_snapshot (gadget, snapshot);
 }
 
 static void
@@ -236,7 +264,7 @@ gtk_button_box_init (GtkButtonBox *button_box)
                                                          gtk_button_box_measure,
                                                          gtk_button_box_allocate,
                                                          NULL,
-                                                         NULL,
+                                                         gtk_button_box_render,
                                                          NULL,
                                                          NULL);
 }