Refactor Manager

lib/uh/wm/manager.rb

@@ -67,15 +67,13 @@ module Uh
         if client.unmap_count > 0
           client.unmap_count -= 1
         else
-          @clients.delete client
-          @events.emit :unmanage, args: client
+          unmanage client
         end
       end
 
       def destroy window
         return unless client = client_for(window)
-        @clients.delete client
-        @events.emit :unmanage, args: client
+        unmanage client
       end
 
       def update_properties window
@@ -140,6 +138,11 @@ module Uh
         @clients.find { |e| e.window == window }
       end
 
+      def unmanage client
+        @clients.delete client
+        @events.emit :unmanage, args: client
+      end
+
       def check_other_wm!
         Display.on_error { fail OtherWMRunningError }
         @display.listen_events INPUT_MASK