From 912528253fcf1fc43c1a2d02ffe6e540fe60d8e7 Mon Sep 17 00:00:00 2001
From: Vincent Vinet <vince.vinet@gmail.com>
Date: Mon, 19 Oct 2009 20:15:41 +0000
Subject: Merge the TProbe Integration and fix merging induced bugs

---
(limited to 'tutorius/engine.py')

diff --git a/tutorius/engine.py b/tutorius/engine.py
new file mode 100644
index 0000000..dda9f3f
--- /dev/null
+++ b/tutorius/engine.py
@@ -0,0 +1,48 @@
+import logging
+import dbus.mainloop.glib
+from jarabe.model import shell
+
+from sugar.tutorius.bundler import TutorialStore
+from sugar.bundle.activitybundle import ActivityBundle
+
+class Engine:
+    """
+    Driver for the execution of tutorials
+    """
+
+    def __init__(self):
+        # FIXME Probe management should be in the probe manager
+        dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
+        #FIXME shell.get_model() will only be useful in the shell process
+        self._shell = shell.get_model()
+        self._tutorial = None
+
+    def launch(self, tutorialID):
+	""" Launch a tutorial 
+            @param tutorialID unique tutorial identifier used to retrieve it from the disk
+        """
+        if self._tutorial:
+            self._tutorial.detach()
+            self._tutorial = None
+
+        store = TutorialStore()
+
+        #Get the active activity from the shell
+        activity = self._shell.get_active_activity()
+        self._tutorial = store.load_tutorial(tutorialID, bundle_path=activity.get_bundle_path())
+
+        #TProbes automatically use the bundle id, available from the ActivityBundle
+        bundle = ActivityBundle(activity.get_bundle_path())
+        self._tutorial.attach(bundle.get_bundle_id())
+
+    def stop(self):
+        """ Stop the current tutorial
+        """
+        self._tutorial.detach()
+        self._tutorial = None
+
+    def pause(self):
+        """ Interrupt the current tutorial and save its state in the journal
+        """
+        raise NotImplementedError("Unable to store tutorial state")
+
--
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