On Jan 23, 2009, at 6:46 PM, Roger Lovelock wrote:
> 1/ I have a simple CRUD screen with validation in the business
> object. The first two of the fields are validated that they are not
> empty. When I execute a new() the fields start to clear, but then
> everything stops wiith my error message on the second field saying
> something must be entered. Its as if the validation is being
> performed as the new (blank) record is being added - does this imply
> that all fields must have a default value that meets the validation
> criteria?
Is this field-level validation? If so, then you probably should
provide appropriate default values. Record-level validation is only
applied when attempting to save a record to the database.
> 2/ Second problem - I may not be having joy here as the situation is
> obscured by the first problem - I want a drop down list of account
> codes to use as a lookup mechanism ie list all account codes on the
> screen - click on one and navigate directly to that record. I have
> created the dropdown list OK - obviously I cannot link the dropdown
> list to the datasource and datafield as when I am adding a record
> the new account code will not exist - I am assuming I will have to
> write some code to change the current record when a value is
> selected from the dropdown list - are there any simple examples
> around?
http://dabodev.com/wiki/HowToPopulateAndUseListControls
-- Ed Leafe
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