X-Git-Url: https://git.ctpug.org.za/?a=blobdiff_plain;f=naja%2Fevents.py;h=158672611d3b57e9735a716dc1b6f8f11fb5a8e3;hb=c8c4a15980bf4b49dd307e83d5e2b10a1fe7b28c;hp=4d3fb07f80a94bc5502edfa048b3e0e017c80393;hpb=77c817eaeef44416ff09cd53024db9a80f032ba4;p=naja.git

diff --git a/naja/events.py b/naja/events.py
index 4d3fb07..1586726 100644
--- a/naja/events.py
+++ b/naja/events.py
@@ -6,8 +6,15 @@ import pygame.event as pge
 import pygame.locals as pgl
 
 
-class NajaEvent(object):
+def finish_event(handled=True, events=(), skip_invalidate=False):
+    for event in events:
+        event.post()
+    if not skip_invalidate:
+        InvalidateTheWorld.post()
+    return handled
+
 
+class NajaEvent(object):
     TYPE = "UNKNOWN"
 
     @classmethod
@@ -32,6 +39,17 @@ class SceneChangeEvent(NajaEvent):
 class QuitGameEvent(NajaEvent):
     TYPE = "QUIT_GAME"
 
-    @classmethod
-    def post(cls):
-        super(QuitGameEvent, cls).post()
+
+class InvalidateTheWorld(NajaEvent):
+    # This is used to signal to all the widgets that the world has changed
+    # and cached state may need to be recreated
+    TYPE = "INVALIDATE"
+
+
+class SelectEvent(NajaEvent):
+    TYPE = "SELECT"
+
+
+class PlayerMoved(NajaEvent):
+    # This is used to signal to widgets that care that the player has moved.
+    TYPE = "PLAYER_MOVED"