Re: Application for finding all Windows

[Bill Haneman <Bill Haneman Sun COM>]

Udayan Singh wrote:
> Udayan Singh wrote:
> >
> > Hi,
> >
> > I want to develop an application where I can get a list of all the
> > windows that are open in the GNOME Screen and find any activity being
> > performed on any other window on the GUI screen (and not only my
> > application) e.g. mouse click on window of another application sends
> > me a signal.
> >
> > Plan to use GNOME as environment. Can I use Metacity (for GNOME) here
> > to capture a mouse click occuring on any other application (i.e. any
> > other application and not made /implemented by me) ?
> >
> > Any pointers of how I can go about doing the same ??
>
> Have a look at AT-SPI; it may be overkill, but it allows you to see
> pretty much everything that's going on in the desktop.
>
> http://gnome.org/~billh/at-spi-idl/html 
> <http://gnome.org/%7Ebillh/at-spi-idl/html>
>
> There are python bindings for AT-SPI available too, for instance see
> gnome svn modules 'orca' for an example of a sophisticated at-spi client.
>
> You can also look in svn module at-spi/test or svn module at-poke to
> find smaller, c-based clients.
>
> The "root object" in the AT-SPI hierarchy has a single child
> representing the 'desktop', and each of its children in an object of
> AT-SPI type "Application".  The children of the Application objects are
> Accessible objects corresponding to the toplevel windows on the
> desktop.  AT-SPI also provides some device snooping API so that you can
> detect mouse and keyboard activity.
>
> /us: thanks for inputs bill. I also figured that I can use the 
> following for API references in case i wanna code in C./
>
> /http://developer.gnome.org/doc/API/2.0/atk/atk.html/
The ATK API won't help you much because it does not export information 
"out of process".

You can use the api described in at-spi/cspi:

http://developer.gnome.org/doc/API/2.0/at-spi/index.html

Also, here is an architectural overview of the Gnome Accessibility 
Architecture:

http://www.gnome.org/~billh/ArchitecturalOverview.odp

and implementation details at

http://www.gnome.org/~billh/ApplicationImplementation.odp

best regards,

Bill

> /and this one for some inputs on theory../
>
> /http://developer.gnome.org/projects/gap/guide/gad/index.html/
>
> /any other links that might be useful, pls let me know./
>
> tia,
>
> us
>
>
> regards,
>
> Bill
> >
> > tia..
> > us
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