Display dialog of levels with errors at startup, rather than crashing

[erdslangetjie.git] / erdslangetjie / __main__.py

diff --git a/erdslangetjie/__main__.py b/erdslangetjie/__main__.py
index ebccae8129749946e9952c5eb2b6a7914f87223f..74a0c33a2509ac939988175ea4de3624d6a033f2 100644 (file)
--- a/erdslangetjie/__main__.py
+++ b/erdslangetjie/__main__.py
@@ -5,6 +5,7 @@ from kivy.uix.widget import Widget
 from kivy.uix.relativelayout import RelativeLayout
 from kivy.uix.scrollview import ScrollView
 from kivy.uix.label import Label
+from kivy.uix.popup import Popup
 from kivy.graphics import Color, Rectangle
 from kivy.utils import platform
 from kivy.clock import Clock
@@ -305,8 +306,8 @@ class GameApp(App):
     title = "Peter's thread snake"
 
     def __init__(self):
-        self.levels = LevelList()
         super(GameApp, self).__init__()
+        self.levels = LevelList()
 
     def build(self):
         root = ScrollView(size_hint=(None, None))
@@ -318,6 +319,12 @@ class GameApp(App):
         if platform() == 'android':
             window.fullscreen = True
         self.root.size = window.size
+        errors = self.levels.get_errors()
+        if errors:
+            popup = Popup(title='Levels excluded',
+                    content=Label(text='\n'.join(errors)),
+                    size_hint=(.5, .5))
+            popup.open()
         self.make_intro()
 
     def make_intro(self):