Add error message if the config file doesn't load

[perso/Immae/Projets/Python/MusicSampler.git] / helpers / mapping.py

diff --git a/helpers/mapping.py b/helpers/mapping.py
index 43cacf2990a2c0f3f6d70573ce0225dcb765abb1..d60e709bde0a80e96be783131d5ad4b847be6faa 100644 (file)
--- a/helpers/mapping.py
+++ b/helpers/mapping.py
@@ -11,6 +11,7 @@ from .music_file import *
 from .mixer import Mixer
 from . import Config, gain, error_print
 from .music_effect import GainEffect
+from .action import Action
 
 class Mapping(RelativeLayout):
     expected_keys = NumericProperty(0)
@@ -22,11 +23,18 @@ class Mapping(RelativeLayout):
             self.mixer = Mixer()
         else:
             self.mixer = None
-        self.key_config, self.open_files = self.parse_config()
+
+        try:
+            self.key_config, self.open_files = self.parse_config()
+        except Exception as e:
+            error_print("Error while loading configuration: {}".format(e))
+            sys.exit()
+
         super(Mapping, self).__init__(**kwargs)
         self._keyboard = Window.request_keyboard(self._keyboard_closed, self)
         self._keyboard.bind(on_key_down=self._on_keyboard_down)
         self.running = []
+        self.wait_ids = {}
         Clock.schedule_interval(self.not_all_keys_ready, 1)
 
     @property
@@ -53,6 +61,18 @@ class Mapping(RelativeLayout):
             else:
                 music.set_gain(db_gain)
 
+    def add_wait_id(self, wait_id, action_or_wait):
+        self.wait_ids[wait_id] = action_or_wait
+
+    def interrupt_wait(self, wait_id):
+        if wait_id in self.wait_ids:
+            action_or_wait = self.wait_ids[wait_id]
+            del(self.wait_ids[wait_id])
+            if isinstance(action_or_wait, Action):
+                action_or_wait.interrupt()
+            else:
+                action_or_wait.set()
+
     def _keyboard_closed(self):
         self._keyboard.unbind(on_key_down=self._on_keyboard_down)
         self._keyboard = None