[Lazarus] TListView.ReadOnly

[Juha Manninen]

On Wed, 14 Jul 2010, Joost van der Sluis wrote:

> On Tue, 2010-07-13 at 12:23 -0300, Marcelo B de Paula wrote:
>> Thanks Joost for the answer.
>>
>> I forgot to mention that i am using Lazarus trunk (0.9.29 rev 26602) with
>> fpc 2.5.1.
>
> A perfect example that this information is necessary. Now I wrote a
> complete mail with useless information. (My last email that is)
>
>> I just mentioned TClientDataset because of others said here in the list and
>> in Lazarus forum.
>>
>> My concern is that the component seems to be incomplete e can cause some
>> user headache and needs to be bug reported.
>>
>> If it is available in component palette, IMHO, it could offer more in design
>> time, and not assume
>> that the final user will know that he must do all the stuff in code.
>>
>> BTW, if someone has some sample of its use, please send it to me.
>> Thanks in advance.
>
> There are a lot in packages/fcl-db/tests. But maybe not very 'easy' to
> understand.
>
> I now remember a bur-report that looks like your story. Someone tried to
> create a dataset using the fields definitions. But that is, afaik, not
> possible. Also not with a TCLientDataset. (If this is possible using a
> TClientDataset, please tell me. In that case I have some coding to do)

If you mean fill up FieldDefs, and call 'CreateDataset' : Yes, you can.
You can even do it with Persistent fields present.

Michael.