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* Patch from Perdhevi/Lacak2 to improve keyfields existence.

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Fixes code part of mantis #15286, which turns into a documentation issue now.  

git-svn-id: trunk@21281 -
This commit is contained in:
marco 2012-05-12 21:05:41 +00:00
parent 642a180809
commit 2ae09dc995
1 changed files with 3 additions and 2 deletions
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5
packages/fcl-db/src/base/fields.inc
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@ -705,8 +705,9 @@ begin
tmpActive := FLookupDataSet.Active;
try
FLookupDataSet.Active := True;
FFields.CheckFieldNames(FLookupKeyfields);
FLookupDataset.FieldByName(FLookupresultField); // I presume that if it doesn't exist it throws exception, and that a field with null value is still valid
FFields.CheckFieldNames(FKeyFields);
FLookupDataSet.Fields.CheckFieldNames(FLookupKeyFields);
FLookupDataset.FieldByName(FLookupResultField); // I presume that if it doesn't exist it throws exception, and that a field with null value is still valid
LookupList.Clear; // have to be F-less because we might be creating it here with getter!
FLookupDataSet.DisableControls;