Resized window does not resize its content.

[Frédéric Dreier]

I tested it again: it do not work in metacity/gnome either.

Is that a problem of the application? or of my window manager?

2012/5/10 Frédéric Dreier <frederic.dreier at gmail.com>:
> Hello,
>
> I am trying to force an application to have a certain size but it does
> not work as expected yet: the application window resize well but not
> it's content.
>
> The application I try to resize is VirtualBox. I want it to run in a
> kiosk like mode (full-screen) for a project named 'Cube' :
> https://github.com/jonosterman/cube/blob/master/cube-client-wm/src/main/java/ch/admin/vbs/cube/client/wm/ui/x/imp/XWindowManager2.java
> (perhaps some parts are commented right now since I'm still testing some stuff)
>
> There is no other window manager running in the background.
>
> What append is:
> - I start VirtualBox
> - Once I detect a VirtualBox Window (based on its title), I re-parent
> it into another window (which is used to display a 5-pixels border
> around the application's window) -> line 135
> - and resize it to fullscreen (using XMoveResizeWindow)
> - I then get resizeRequest event (with smaller size) that I ignore (is
> that wrong?) -> line 315
> - then ConfigureNotify event where I check if it is the correct size.
> If not, I resize it again. -> line 389
> - then ResizeRequest and Configuration again (VirtualBox actually
> display a welcome screen before showing the application)
>
>
> At the end the application's window has got the desired dimension but
> not its content.
>
> Something odd (at least for me): when it is completely started,
> resizing (XResizeWindow) it at the 'fullscreen size' again does
> nothing, but resizing it to another size or moving it one pixel away,
> trigger its content resize.
>
> I really need help, because I already tried so much way to trick it
> (without success) and actually want to solve the problem in a clean
> way (It works well under metacity/gnome, I check there code, but did
> not find why).
>
> Regards,
>
> Frederic