Don't depend on a menu editor

mintMenu also runs as fallback in Cinnamon,
we don't want to pull an editor there.

debian/control

@@ -26,8 +26,7 @@ Depends:
  gir1.2-matepanelapplet-4.0,
  gir1.2-gtk-3.0,
  gir1.2-mate-desktop,
- gir1.2-xapp-1.0,
- menulibre | mozo
+ gir1.2-xapp-1.0
 Description: Advanced MATE menu
  One of the most advanced menus under Linux. MintMenu supports filtering,
  favorites, easy-uninstallation, autosession, and many other features.

usr/lib/linuxmint/mintMenu/mintMenu.py

@@ -597,7 +597,7 @@ class MenuWin(object):
     def showMenuEditor(self, action, userdata = None):
         if os.path.exists("/usr/bin/menulibre"):
             Execute("menulibre")
-        else:
+        elif os.path.exists("/usr/bin/mozo"):
             Execute("mozo")
 
     def showMenu(self, widget=None, event=None):
@@ -692,13 +692,16 @@ class MenuWin(object):
 
     # this callback is to create a context menu
     def create_menu(self):
+        menu_file = "popup-without-edit.xml"
         action_group = Gtk.ActionGroup(name="context-menu")
         action = Gtk.Action(name="MintMenuPrefs", label=_("Preferences"), tooltip=None)
         action.connect("activate", self.showPreferences)
         action_group.add_action(action)
+        if os.path.exists("/usr/bin/menulibre") or os.path.exists("/usr/bin/mozo"):
             action = Gtk.Action(name="MintMenuEdit", label=_("Edit menu"), tooltip=None)
             action.connect("activate", self.showMenuEditor)
             action_group.add_action(action)
+            menu_file = "popup.xml"
         action = Gtk.Action(name="MintMenuReload", label=_("Reload plugins"), tooltip=None)
         action.connect("activate", self.mainwin.RegenPlugins)
         action_group.add_action(action)
@@ -707,7 +710,7 @@ class MenuWin(object):
         action_group.add_action(action)
         action_group.set_translation_domain ("mintmenu")
 
-        xml = os.path.join(os.path.join(os.path.dirname(__file__)), "popup.xml")
+        xml = os.path.join(os.path.join(os.path.dirname(__file__)), menu_file)
         self.applet.setup_menu_from_file(xml, action_group)
 
     def detect_desktop_environment (self):

usr/lib/linuxmint/mintMenu/popup-without-edit.xml

@@ -0,0 +1,3 @@
+<menuitem name="Prefs" action="MintMenuPrefs"/>
+<menuitem name="Reload" action="MintMenuReload"/>
+<menuitem name="About" action="MintMenuAbout"/>