[gnue] r10283 - in trunk/gnue-common: . src/datasources src/datasources/drivers/Base

Author: reinhard
Date: 2011-02-02 09:10:41 -0600 (Wed, 02 Feb 2011)
New Revision: 10283

Modified:
   trunk/gnue-common/
   trunk/gnue-common/src/datasources/GDataSource.py
   trunk/gnue-common/src/datasources/drivers/Base/ResultSet.py
Log:
Update the UI only if there was an actual change on requery.



Property changes on: trunk/gnue-common
___________________________________________________________________
Name: bzr:revision-info
   - timestamp: 2011-01-28 11:56:48.592999935 +0100
committer: Reinhard M=C3=BCller <[email protected]>
properties:=20
	branch-nick: common

   + timestamp: 2011-02-02 15:56:53.148000002 +0100
committer: Reinhard M=C3=BCller <[email protected]>
properties:=20
	branch-nick: common

Name: bzr:file-ids
   - packaging/win32/gnue-runtime-environment.iss	10127@3a364389-8fce-031=
0-8f11-cc363fde16c7:trunk%2Fgnue-common:packaging%2Fwin32%2Fgnue-runtime-=
environment.iss

   + src/datasources/GDataSource.py	1098@3a364389-8fce-0310-8f11-cc363fde=
16c7:trunk%2Fgnue-common:src%2Fdatasources%2FGDataSource.py
src/datasources/drivers/Base/ResultSet.py	4887@3a364389-8fce-0310-8f11-cc=
363fde16c7:trunk%2Fgnue-common:src%2Fdatasources%2Fdrivers%2FBase%2FResul=
tSet.py

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   -=20
   + src/datasources/GDataSource.py	[email protected]=
232811-ydwqz1rwr8a17fad
src/datasources/drivers/Base/ResultSet.py	[email protected]=
101201235201-z7jjs7xhfmonjcni


Modified: trunk/gnue-common/src/datasources/GDataSource.py
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
--- trunk/gnue-common/src/datasources/GDataSource.py	2011-02-02 15:10:38 =
UTC (rev 10282)
+++ trunk/gnue-common/src/datasources/GDataSource.py	2011-02-02 15:10:41 =
UTC (rev 10283)
@@ -825,11 +825,11 @@
     if self.__master:
       self.__master.requeryAll (commit)
     else:
-      self.__currentResultSet.requery (commit)
-      # Many records can have changed through backend triggers. The UI h=
as to
-      # follow the changes.
-      self.__eventController.dispatchEvent ('dsResultSetChanged',
-          resultSet =3D self.__currentResultSet)
+      if self.__currentResultSet.requery (commit):
+        # Many records can have changed through backend triggers. The UI=
 has to
+        # follow the changes.
+        self.__eventController.dispatchEvent ('dsResultSetChanged',
+            resultSet =3D self.__currentResultSet)
=20
=20
   # --------------------------------------------------------------------=
-------

Modified: trunk/gnue-common/src/datasources/drivers/Base/ResultSet.py
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
--- trunk/gnue-common/src/datasources/drivers/Base/ResultSet.py	2011-02-0=
2 15:10:38 UTC (rev 10282)
+++ trunk/gnue-common/src/datasources/drivers/Base/ResultSet.py	2011-02-0=
2 15:10:41 UTC (rev 10283)
@@ -764,10 +764,13 @@
         @param commit: indicate whether a commit was run since the last =
L{post}
             call.
=20
+        @return: True if something has changed at all, False otherwise.
+
         @raise Exception: if querying the records from the backend fails=
 for
             any reason. The exact exception classes depend on the backen=
d.
         """
=20
+        any_change =3D False
         index =3D 0
         while index < len(self.__cached_records):
             record =3D self.__cached_records[index]
@@ -779,12 +782,16 @@
                 else:
                     record._requery(commit)
                     index +=3D 1
+                any_change =3D True
             else:
                 index +=3D 1
=20
-        self.__sync(False)
+        if any_change:
+            self.__sync(False)
=20
+        return any_change
=20
+
     # ------------------------------------------------------------------=
-------
     # Merge another ResultSet into this one
     # ------------------------------------------------------------------=
-------