[Lazarus] DB aware components

Antonio Fortuny a.fortuny at sitasoftware.lu
Mon Sep 16 11:27:32 CEST 2013


Le 16/09/2013 11:12, Mattias Gaertner a écrit :
> On Mon, 16 Sep 2013 10:52:08 +0200
> Antonio Fortuny <a.fortuny at sitasoftware.lu> wrote:
>
>> Hi Folks.
>>
>> Is it normal that when a TDBGrid is dropped onto a TFrame (or
>> descendant) the DataSource property cannot be assigned to a TSqlQuery
>> dropped onto a TDataModule ? In other words, in the properties
>> inspectior of the TDBGrid, the Datasource property shows nothing.
>> The TDataModule is in the uses clause of the TFrame Interface.
>> Otherwise when the TDbGrid is doppêd onto a TForm, the DataSource shows
>> all TDataset descendants dropped into the TDataModule. It appears to be
>> the same for all data aware components that I have tested so far.
>> Finally, assigning the datasource at runtime appears to work. But this
>> is a workaround.
> Maybe a result of Juha's change:
> http://wiki.freepascal.org/Lazarus_1.2.0_release_notes#TComponentPropertyEditor_behavior_was_changed
Could be but I'm currently using 1.0.12 and not 1.2.
I'm moving and re-engineering a Delphi application and I wonder how much 
time I'll loose recoding the Datasources properties :-(
>
> Mattias
>
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