[gnome-builder: 6/6] nautilus: hide labels box when no children are visible

[Christian Hergert <chergert src gnome org>]

commit 9afc26f14912bc0e72e700657a3882a692105897
Author: Christian Hergert <christian hergert me>
Date:   Wed Sep 16 14:16:29 2015 -0700

    nautilus: hide labels box when no children are visible
    
    We kind of abuse this widget, so add another local patch for what we need
    style wise.

 contrib/nautilus/nautilus-floating-bar.c |   17 ++++++++++-------
 1 files changed, 10 insertions(+), 7 deletions(-)
---
diff --git a/contrib/nautilus/nautilus-floating-bar.c b/contrib/nautilus/nautilus-floating-bar.c
index d35a9fb..8bf44a8 100644
--- a/contrib/nautilus/nautilus-floating-bar.c
+++ b/contrib/nautilus/nautilus-floating-bar.c
@@ -33,6 +33,7 @@ struct _NautilusFloatingBar {
         gchar *primary_label;
         gchar *details_label;
 
+        GtkWidget *labels_box;
         GtkWidget *primary_label_widget;
         GtkWidget *details_label_widget;
         GtkWidget *spinner;
@@ -146,6 +147,8 @@ update_labels (NautilusFloatingBar *self)
        gtk_label_set_text (GTK_LABEL (self->details_label_widget),
                            self->details_label);
        gtk_widget_set_visible (self->details_label_widget, details_visible);
+
+       gtk_widget_set_visible (self->labels_box, primary_visible || details_visible);
 }
 
 static gboolean
@@ -312,7 +315,7 @@ static void
 nautilus_floating_bar_constructed (GObject *obj)
 {
        NautilusFloatingBar *self = NAUTILUS_FLOATING_BAR (obj);
-       GtkWidget *w, *box, *labels_box;
+       GtkWidget *w, *box;
 
        G_OBJECT_CLASS (nautilus_floating_bar_parent_class)->constructed (obj);
 
@@ -326,26 +329,26 @@ nautilus_floating_bar_constructed (GObject *obj)
        gtk_widget_set_size_request (w, 16, 16);
        gtk_widget_set_margin_start (w, 8);
 
-       labels_box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
-       gtk_box_pack_start (GTK_BOX (box), labels_box, TRUE, TRUE, 0);
-       g_object_set (labels_box,
+       self->labels_box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
+       gtk_box_pack_start (GTK_BOX (box), self->labels_box, TRUE, TRUE, 0);
+       g_object_set (self->labels_box,
                      "margin-top", 2,
                      "margin-bottom", 2,
                      "margin-start", 12,
                      "margin-end", 12,
                      NULL);
-       gtk_widget_show (labels_box);
+       gtk_widget_show (self->labels_box);
 
        w = gtk_label_new (NULL);
        gtk_label_set_ellipsize (GTK_LABEL (w), PANGO_ELLIPSIZE_MIDDLE);
        gtk_label_set_single_line_mode (GTK_LABEL (w), TRUE);
-       gtk_container_add (GTK_CONTAINER (labels_box), w);
+       gtk_container_add (GTK_CONTAINER (self->labels_box), w);
        self->primary_label_widget = w;
        gtk_widget_show (w);
 
        w = gtk_label_new (NULL);
        gtk_label_set_single_line_mode (GTK_LABEL (w), TRUE);
-       gtk_container_add (GTK_CONTAINER (labels_box), w);
+       gtk_container_add (GTK_CONTAINER (self->labels_box), w);
        self->details_label_widget = w;
        gtk_widget_show (w);
 }