[maemo-developers] How to get a transparent GtkWindow (fremantle)

From: Luca Donaggio donaggio at gmail.com
Date: Wed Nov 4 18:12:03 EET 2009
2009/11/3 Luca Donaggio <donaggio at gmail.com>

> 2009/11/3 Kimmo Hämäläinen <kimmo.hamalainen at nokia.com>
> On Tue, 2009-11-03 at 15:06 +0100, ext Luca Donaggio wrote:
>> > I'm still banging my head against a wall with this:
>> >
>> > why without reparenting the popup undecorated window to the main app
>> > window it becomes transparent but the app menu doesn't work (it starts
>> > to be drawn but immediately disappears) and viceversa?
>> I think this is not the way to go. This is way too hacky and ugly.
>> Also, the window manager has not been tested for this kind of
>> reparenting cases (which cause unmaps and remapping of windows), and
>> it's likely that it's buggy in handling those.
>> Home applet windows are transparent, so clearly there is some way to do
>> it depending on the window type.
>> Do you have a stand-alone program showing transparent dialog (without
>> reparenting hacks), so I could spend some time to see if it can be made
>> to work?
>> -Kimmo
> Hi Kimmo,
> my project is pretty simple, you can have a look at its sources here: [1].
> The relevant code is in interface.c (create_image_details) and callbacks.c
> (draw_image_details).
> I don't think either that reparenting should be the way to go (I think I've
> seen it done for the first time in some example, don't remember where now),
> I just found that with it the app menu did work and window's transparency
> didn't!
> [1]
> https://garage.maemo.org/plugins/scmsvn/viewcvs.php/trunk/src/?root=mrawviewer
> --
> Luca Donaggio

Sorry Kimmo,

I forgot to update the svn repo, I'm doing it right now!

Luca Donaggio
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