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@ -19,6 +19,7 @@ ON_RECONNECTED_TO_SHELL_CB = "reconnected_to_shell"
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ON_CLOSE_FROM_USER_CB = "close_from_user"
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ON_LOST_FOCUS_CB = "lost_focus"
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ON_GOT_FOCUS_CB = "got_focus"
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ON_PUBLISH_CB = "publish"
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class ActivityDbusService(dbus.service.Object):
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"""Base dbus service object that each Activity uses to export dbus methods.
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@ -28,7 +29,7 @@ class ActivityDbusService(dbus.service.Object):
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_ALLOWED_CALLBACKS = [ON_CONNECTED_TO_SHELL_CB, ON_DISCONNECTED_FROM_SHELL_CB, \
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ON_RECONNECTED_TO_SHELL_CB, ON_CLOSE_FROM_USER_CB, ON_LOST_FOCUS_CB, \
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ON_GOT_FOCUS_CB]
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ON_GOT_FOCUS_CB, ON_PUBLISH_CB]
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def __init__(self, activity):
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self._activity = activity
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@ -123,6 +124,10 @@ class ActivityDbusService(dbus.service.Object):
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"""Called by the shell to notify us that the user closed us."""
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self._call_callback(ON_CLOSE_FROM_USER_CB)
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@dbus.service.method(ACTIVITY_SERVICE_NAME)
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def publish(self):
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"""Called by the shell to request the activity to publish itself on the network."""
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self._call_callback(ON_PUBLISH_CB)
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class Activity(object):
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"""Base Activity class that all other Activities derive from."""
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@ -133,6 +138,7 @@ class Activity(object):
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self._dbus_service.register_callback(ON_DISCONNECTED_FROM_SHELL_CB, self._internal_on_disconnected_from_shell_cb)
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self._dbus_service.register_callback(ON_RECONNECTED_TO_SHELL_CB, self._internal_on_reconnected_to_shell_cb)
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self._dbus_service.register_callback(ON_CLOSE_FROM_USER_CB, self._internal_on_close_from_user_cb)
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self._dbus_service.register_callback(ON_PUBLISH_CB, self._internal_on_publish_cb)
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self._dbus_service.register_callback(ON_LOST_FOCUS_CB, self._internal_on_lost_focus_cb)
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self._dbus_service.register_callback(ON_GOT_FOCUS_CB, self._internal_on_got_focus_cb)
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self._has_focus = False
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@ -187,6 +193,10 @@ class Activity(object):
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self.shutdown()
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self.on_close_from_user()
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def _internal_on_publish_cb(self):
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"""Callback when the dbus service object tells us the user has closed our activity."""
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self.publish()
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def _internal_on_lost_focus_cb(self):
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"""Callback when the dbus service object tells us we have lost focus."""
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self._has_focus = False
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@ -262,6 +272,10 @@ class Activity(object):
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# Pure Virtual methods that subclasses may/may not implement
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#############################################################
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def publish(self):
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"""Called to request the activity to publish itself on the network."""
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pass
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def on_lost_focus(self):
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"""Triggered when this Activity loses focus."""
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pass
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