FYI: Xaw3d

[Dimitrios P. Bouras]

Christofer Karatzinis wrote:
>
> blah blah blah... ola kala kai ola wraia. Alla auto to Xaw (libXaw.so.*)
> ti einai? Bre paidia, yparxoun kapoioi pou asxolountai me unix edw kai 5
> xronia (toulaxiston) alla pote den asxoli0ikan me Xwin. Yparxei kaneis na
> riksei kana ma0imataki na katalaboume ti paizei? (opws auto me ta widget).

  Wx, Xristofore :) sorry gia to X11-jargon ston prohgoumeno mhnyma mou,
 alla einai anapofeuxto :)  libXaw.so.* einai enas eukolos tropos na
 anaferomai se diafores versions ths shared object library tou Xaw.
P.x.,
 gia to X11R6.1, einai h libXaw.so.6.1 sto Linux ka0ws kai sto Sun. Ta
 "widgets" einai mia slang onomasia pou yio0eth0hke apo to MIT Athena
 project, palia otan 3ekinousan ta X-Windows, gia na anaferomaste sta
 kommatia ekeina tou kwdika pou exoun xtistei epanw sthn biblio0hkh tou
 X11, kai ylopoioun enan sygkekrimeno "domiko li0o" pou xrhsimopoieitai
 katopin gia thn paragwgh syn0etwn programmatwn. Etsi, p.x., yparxei ena
 Command widget tou Xaw pou den einai tipote allo apo ena "koumpi" me
 mia le3oula epanw tou, to opoio patas gia na kaneis mia douleia. Auto
 to "koumpi" den xrhsimopoieis drawing command gia na to zwgrafiseis sto
 programma sou, oute gia na dei3eis oti "path0hke" apo ton xrhsth. Apla
 xrhsimopoieis ena etoimo kwdika pou to ylopoiei (widget implementation
 code) kai sou parexei ena euxrhsto interface gia na xrhsimopoihseis
 auto to domiko stoixeio sto programma sou, dinontas sou high-level
 elegxo you widget autou. Perissotera sta "apeira" references gia X11
 pou 0a breis ousiastika "pantou" :)

> PS: Egw (dystyxws) twra douleuw se ena Sun (oxi linux). Alla apo oti kserw
> se epipedo X, ta pragmata einai sxedon idia. Swsta? (min barate an einai
> la0os).

  Nai, einai idia, ean milame gia thn idia version to X11. Ta
 OpenWindows pou erxontai mexri kai me to SunOS 4.1.4 einai X11R4 based,
 me to Solaris 2.x, einai X11R5 based. Mporeis bebaia na pareis ena
 X11R[6,6.1,6.3] distribution kai na to kaneis compile/install sto Sun
 xwris polla problhmata. Yparxei bebaia periorismos stis kartes
 grafikwn ths Sun pou yposthrizoun oi diafores autes ekdoseis twn
 X-Windows kai prin kaneis kati tetoio prepei na bebaiw0eis oti to
 version pou se endiaferei yposthrizei thn karta pou exei to workstation
 sou. Ean exeis to 8-bit depth display pou erxetai me ta Sparc-1,2,5,10
 tote ola trexoun OK. H kainourgia (kai f0hnh) karta twn 24-bit pou
 erxetai me to Sparc-20 *den* yposthrizetai para monon apo to X11R6.3
 ean den apatwmai.

  Dhmhtrhs

- --
|  Dimitrios P. Bouras                        Tel.: +30 1 894-1320     |
|                                                         968-0554     |
|  41 Pandora Str.                             FAX:       382-7900     |
|  166 74 Athens                            E-mail: dbouras at hol.gr     |
|  GREECE                                           dimitri at ee.ubc.ca  |
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