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hcOPF Validation Changes

TPersistent.com – An oversight on my part when I wrote the validation framework within hcOPF was that users may enter values that exceed the range of the underlying datatype used by an hcOPF attribute. I assumed that the UI controls used would ensure that only values within the datatypes range would be assigned to the attribute. It turns out this was a rather rash assumption considering the level of validation that some of the stock VCL controls provide. Consider the TEdit control for instance. In Delphi 7 it cannot even constrain the values input to only numbers. You have to choose a different control, ...
Favorite? Off-Topic? Larry Hengen @ 2011-04-20 22:34


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