[Lazarus] The future of desktop

Hans-Peter Diettrich DrDiettrich1 at aol.com
Mon Dec 2 14:39:44 CET 2013


Michael Schnell schrieb:
> On 12/02/2013 10:55 AM, Mark Morgan Lloyd wrote:
>>  I think you're at risk of mixing layers again.
> Of course you are absolutely right and I do know this.
> 
> But I replied to Microsoft being the inventor of the desktop we are 
> using. And Microsoft does not use a  (publicly) defined X layer but that 
> layer is an integral part of what is perceived as the thingy that holds 
> the programs' GUIs (and might be called "Desktop").

The first MS desktop was GEM, borrowed from Digital Research borrowed 
from Apple, I used it also on my Atari ST. License issues forced MS to 
create something slightly different, named Windows. The major difference 
of Windows (vs. GEM) is the added messaging system, with message pipes 
and loops, which turned the GEM event polling model upside down. Next 
come menus, which were moved from the screen into forms. The rest is 
technically almost the same, with only a different look to convince 
judges in defense against Apple and DRI claims.

DoDi





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