[gimp] app: undeprecate GimpDeviceStatus. don't use gtk_widget_set_state()

[Michael Natterer <mitch src gnome org>]

commit 19caf4add8feacaf059b1286f1c57e83d2b5a568
Author: Michael Natterer <mitch gimp org>
Date:   Mon May 14 12:22:57 2018 +0200

    app: undeprecate GimpDeviceStatus. don't use gtk_widget_set_state()
    
    Use the same code as GimpPrefsBox to make the active device look like
    a selected list item.

 app/widgets/gimpdevicestatus.c |   17 +++++++++++++----
 1 files changed, 13 insertions(+), 4 deletions(-)
---
diff --git a/app/widgets/gimpdevicestatus.c b/app/widgets/gimpdevicestatus.c
index c615c3a..140f63f 100644
--- a/app/widgets/gimpdevicestatus.c
+++ b/app/widgets/gimpdevicestatus.c
@@ -455,11 +455,20 @@ gimp_device_status_notify_device (GimpDeviceManager *manager,
 
   for (list = status->devices; list; list = list->next)
     {
-      GimpDeviceStatusEntry *entry = list->data;
+      GimpDeviceStatusEntry *entry  = list->data;
+      GtkWidget             *widget = entry->ebox;
+      GtkStyleContext       *style  = gtk_widget_get_style_context (widget);
 
-      gtk_widget_set_state (entry->ebox,
-                            entry->device_info == status->current_device ?
-                            GTK_STATE_SELECTED : GTK_STATE_NORMAL);
+      if (entry->device_info == status->current_device)
+        {
+          gtk_widget_set_state_flags (widget, GTK_STATE_FLAG_SELECTED, TRUE);
+          gtk_style_context_add_class (style, GTK_STYLE_CLASS_VIEW);
+        }
+      else
+        {
+          gtk_widget_set_state_flags (widget, GTK_STATE_FLAG_NORMAL, TRUE);
+          gtk_style_context_remove_class (style, GTK_STYLE_CLASS_VIEW);
+        }
     }
 }