On Fri, 20 Nov 2015 07:42:14 +0800 Dmitry Timoshkov dmitry@baikal.ru wrote:
Is the parent window you assign GWL_HWNDPARENT to visible at that point? If it is not then that might be the source of the problem.
Yes it is visible.
Do you have a simple application that reproduces this?
Well, I can prepare some simple example, but it will be in assembly language (FASM). Is it OK?