[gtk+] inspector: Do not accidentally change tab in the object notebook

[Matthias Clasen <matthiasc src gnome org>]

commit cef6f34fb7585fc423ec999822d515d6da0e6d6f
Author: Stefano Facchini <stefano facchini gmail com>
Date:   Sat Jul 12 14:59:59 2014 +0200

    inspector: Do not accidentally change tab in the object notebook
    
    The "hide-and-show" dance makes the notebook select the next tab.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=733092

 gtk/inspector/classes-list.c    |    7 +++++--
 gtk/inspector/size-groups.c     |   24 +++++++++++++-----------
 gtk/inspector/style-prop-list.c |   12 ++++++++----
 3 files changed, 26 insertions(+), 17 deletions(-)
---
diff --git a/gtk/inspector/classes-list.c b/gtk/inspector/classes-list.c
index 8bc17d9..2d21265 100644
--- a/gtk/inspector/classes-list.c
+++ b/gtk/inspector/classes-list.c
@@ -235,7 +235,6 @@ cleanup_context (GtkInspectorClassesList *cl)
 
   gtk_list_store_clear (cl->priv->model);
   cl->priv->context = NULL;
-  gtk_widget_hide (GTK_WIDGET (cl));
 }
 
 static void
@@ -245,6 +244,7 @@ remove_dead_object (gpointer data, GObject *dead_object)
 
   cl->priv->context = NULL;
   cleanup_context (cl);
+  gtk_widget_hide (GTK_WIDGET (cl));
 }
 
 void
@@ -258,7 +258,10 @@ gtk_inspector_classes_list_set_object (GtkInspectorClassesList *cl,
   cleanup_context (cl);
 
   if (!GTK_IS_WIDGET (object))
-    return;
+    {
+      gtk_widget_hide (GTK_WIDGET (cl));
+      return;
+    }
 
   gtk_widget_show (GTK_WIDGET (cl));
 
diff --git a/gtk/inspector/size-groups.c b/gtk/inspector/size-groups.c
index b6172f8..8cec937 100644
--- a/gtk/inspector/size-groups.c
+++ b/gtk/inspector/size-groups.c
@@ -271,19 +271,21 @@ gtk_inspector_size_groups_set_object (GtkInspectorSizeGroups *sl,
                                       GObject                *object)
 {
   clear_view (sl);
-  gtk_widget_hide (GTK_WIDGET (sl));
 
-  if (GTK_IS_WIDGET (object))
+  if (!GTK_IS_WIDGET (object))
     {
-      GSList *groups, *l;
-
-      gtk_widget_show (GTK_WIDGET (sl));
-      groups = _gtk_widget_get_sizegroups (GTK_WIDGET (object));
-      for (l = groups; l; l = l->next)
-        {
-          GtkSizeGroup *group = l->data;
-          add_size_group (sl, group);
-        }
+      gtk_widget_hide (GTK_WIDGET (sl));
+      return;
+    }
+
+  GSList *groups, *l;
+
+  gtk_widget_show (GTK_WIDGET (sl));
+  groups = _gtk_widget_get_sizegroups (GTK_WIDGET (object));
+  for (l = groups; l; l = l->next)
+    {
+      GtkSizeGroup *group = l->data;
+      add_size_group (sl, group);
     }
 }
 
diff --git a/gtk/inspector/style-prop-list.c b/gtk/inspector/style-prop-list.c
index 9fed77b..4212e65 100644
--- a/gtk/inspector/style-prop-list.c
+++ b/gtk/inspector/style-prop-list.c
@@ -308,10 +308,11 @@ void
 gtk_inspector_style_prop_list_set_object (GtkInspectorStylePropList *self,
                                           GObject                   *object)
 {
-  gtk_widget_hide (GTK_WIDGET (self));
-
   if (self->priv->widget == (GtkWidget *)object)
-    return;
+    {
+      gtk_widget_hide (GTK_WIDGET (self));
+      return;
+    }
 
  if (self->priv->widget)
     {
@@ -321,7 +322,10 @@ gtk_inspector_style_prop_list_set_object (GtkInspectorStylePropList *self,
     }
 
   if (!GTK_IS_WIDGET (object))
-    return;
+    {
+      gtk_widget_hide (GTK_WIDGET (self));
+      return;
+    }
 
   self->priv->widget = (GtkWidget *)object;
   g_object_weak_ref (G_OBJECT (self), disconnect_each_other, object);