[Lazarus] Order of OnCreate and OnActivate in Qt4

[zeljko]

On 11/25/2018 04:43 PM, Vojtěch Čihák via lazarus wrote:

> Today I used tool qtconfig and changed style (Appearance) from Plastique 
> to QtCurve. Now my code crashes, order of events is:
> 
> FrmMain.Create
> 
> FrmMain.Activate
> 
> CRASH, because code in OnActivate assumes that FrmContext already exists.
> 
> So, Qt4+Plastique has different order of events than Qt4+QtCurve.
> 
> Unfortunately, I cannot reproduce with simple demo.
> 
> What I'm doing wrong? Do I rely on something that is not guaranteed?

Afaik not, that should work w/o problems. Never seen such kind of 
problem with different themes. In any case, without example project I 
cannot help.

zeljko