[gnome-boxes] actions-popover: Don't show "Delete" in display state

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit 32d23ede083ccddbe13680ec58bb8a1dc93d5f41
Author: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date:   Mon Apr 27 18:39:45 2015 +0100

    actions-popover: Don't show "Delete" in display state
    
    Don't show "Delete" option in the hamburger menu. Showing it there when
    box is in foreground, looks odd.

 src/actions-popover.vala |   10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)
---
diff --git a/src/actions-popover.vala b/src/actions-popover.vala
index f08a2f6..fdcf4be 100644
--- a/src/actions-popover.vala
+++ b/src/actions-popover.vala
@@ -47,10 +47,12 @@ private class Boxes.ActionsPopover: Gtk.Popover {
         var action = action_group.lookup_action ("pause") as GLib.SimpleAction;
         action.set_enabled (machine.can_save);
 
-        // Delete
-        section.append (_("Delete"), "box.delete");
-        action = action_group.lookup_action ("delete") as GLib.SimpleAction;
-        action.set_enabled (machine.can_delete);
+        if (window.ui_state != UIState.DISPLAY) {
+            // Delete
+            section.append (_("Delete"), "box.delete");
+            action = action_group.lookup_action ("delete") as GLib.SimpleAction;
+            action.set_enabled (machine.can_delete);
+        }
 
         menu.append_section (null, section);