Event system logic rework

plugins/searcher/plugin.py

@@ -98,8 +98,6 @@ class Plugin(PluginBase):
         return button
 
     def run(self):
-        self._module_event_observer()
-
         self._builder          = Gtk.Builder()
         self._builder.add_from_file(self._GLADE_FILE)
 
@@ -127,10 +125,9 @@ class Plugin(PluginBase):
 
     @daemon_threaded
     def _show_grep_list_page(self, widget=None, eve=None):
-        self._event_system.push_gui_event([self.name, "get_current_state", ()])
-        self.wait_for_fm_message()
+        self._event_system.post_event("get_current_state", None)
 
-        state               = self._event_message
+        state               = self._fm_state
         self._event_message = None
 
         GLib.idle_add(self._process_queries, (state))