Re: GWorkspace as windowmanager?

[Enrico Sersale]

On 2004-06-12 15:03:49 +0300 Enrico Sersale <enrico@imago.ro> wrote:

> On 2004-06-12 14:05:37 +0300 Gregory John Casamento 
> <greg_casamento@yahoo.com> wrote:
>
> > --- Enrico Sersale <enrico@imago.ro> wrote:
> > > On 2004-06-11 01:59:44 +0300 Armando Di Cianno <armando@nycap.rr.com> 
> > > wrote:
> > >
> > > > On 2004-06-10 18:24:30 -0400 Charles Kerr <punt1959@msn.com> wrote:
> > > > > I have been using Windowmaker, and like the feel.
> > > > ...
> > > > > Having both, the workspace seemed to overlap with WindowMaker.
> > > > > <snip>
> > > > Actually ... is it feasible to have the icons draw right onto the root > 
> > > > window?  I ... *sigh* ... I run xscreensaver's on the root window, e.g. > 
> > > > `/usr/lib/xscreensaver/flurry -root`, and would love the ability for
> > > Desktop > to paint the root, but not create a "desktop window" that isn't 
> > > the actual > root .... and if it just has to be so, Alt-Drag shouldn't be 
> > > able to move
> > > it!
> > > > <snip>
> > >
> > > Is there a way to have a NSWindow which _windowNum is 0, that is, the X 
> > > root
> > > window?
> > > In XGServerWindow we have a -_rootWindowForScreen: method returning a
> > > gswindow_device_t structure that represents the root window; it is used in
> > > -window::: to set the root window for all the new windows.
> > > I've tried to subclass NSWindow to override -_initBackendWindow: and then 
> > > add
> > > something in XGServerWindow to setup all the stuff, but I can't because
> > > -_initBackendWindow: accesses windowmaps, a class variable of NSWindow.
> >
> > If you find the answer to this, please let me know as well. 
> > InnerSpace.app,
> > the screensaver in my GAP project, needs to have a window which sits at this
> > level as well.
>
> Only a idea...
>
> If a window is deferred, NSWindow calls -_initBackendWindow: only in 
> -orderWindow:relativeTo:.
> NSDesktopWindowLevel is a GNUstep addition, so, the case of a window that is 
> deferred *and* which level is NSDesktopWindowLevel could be used to identify 
> the root window.
> In this case NSWindow, instead of -_initBackendWindow:, could use a other 
> method, say "-_initRootBackendWindow:", that, throught a appropiate method in 
> GSDisplayServer (instead of -window:::, -rootwindow:::, for example), let the 
> backend class setup the window. (The backend part should be easy to write, I 
> think).

This seems to work, but I'm getting a "Desktop[9837] X-Windows error - BadAccess 
(attempt to access private resource denied)" in the new backend method. I'm doing 
something wrong with some X function. Could somebody a little more expert in X take a 
look at this? Gregory?