Author: dmeyer
Date: Sat Oct 13 11:25:01 2007
New Revision: 2861
Log:
better support for waiting on Query initial data
Modified:
trunk/beacon/src/query.py
Modified: trunk/beacon/src/query.py
==============================================================================
--- trunk/beacon/src/query.py (original)
+++ trunk/beacon/src/query.py Sat Oct 13 11:25:01 2007
@@ -66,7 +66,6 @@
'changed' : kaa.notifier.Signal(),
'progress' : kaa.notifier.Signal(),
'up-to-date': kaa.notifier.Signal(),
- 'yield' : kaa.notifier.InProgress()
}
self.id = Query.NEXT_ID
Query.NEXT_ID += 1
@@ -80,6 +79,8 @@
self._client = client
# some shortcuts from the client
self._rpc = self._client.rpc
+ # InProgress object or YieldContinue
+ self._async = kaa.notifier.InProgress()
# start inititial query
self._beacon_start_query(query)
@@ -88,6 +89,14 @@
# Public API
# -------------------------------------------------------------------------
+
+ def wait(self):
+ """
+ Return InProgress object or YieldContinue when the object is valid.
+ """
+ return self._async
+
+
def monitor(self, status=True):
"""
Turn on/off query monitoring
@@ -211,9 +220,9 @@
self.valid = True
self.signals['changed'].emit()
- if self.signals['yield']:
- self.signals['yield'].emit(self)
- self.signals['yield'] = None
+ if isinstance(self._async, kaa.notifier.InProgress):
+ self._async.emit(self)
+ self._async = kaa.notifier.YieldContinue
def __repr__(self):
-------------------------------------------------------------------------
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