{"id":88194,"date":"2020-07-13T13:42:17","date_gmt":"2020-07-13T11:42:17","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/osnovan-xfce-classic-fork-xfce-bez-dekorirovaniya-okon-na-storone-klienta"},"modified":"2020-07-13T13:42:17","modified_gmt":"2020-07-13T11:42:17","slug":"osnovan-xfce-classic-fork-xfce-bez-dekorirovaniya-okon-na-storone-klienta","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/osnovan-xfce-classic-fork-xfce-bez-dekorirovaniya-okon-na-storone-klienta","title":{"rendered":"Postaveno na Xfce Classic, fork Xfce bez dekorace oken na stran\u011b klienta.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Sean Anastasio (Shawn Anastasio<\/a><\/noindex>), nad\u0161enec svobodn\u00e9ho softwaru, kter\u00fd v minulosti vyv\u00edjel vlastn\u00ed opera\u010dn\u00ed syst\u00e9m ShawnOS<\/a><\/noindex> a zab\u00fdval se portov\u00e1n\u00edm Chromium a Qubes OS na architekturu ppc64le, zalo\u017eil<\/a><\/noindex> projekt Xfce Classic<\/a><\/noindex>, v r\u00e1mci kter\u00e9ho m\u00e1 v \u00famyslu rozv\u00edjet forky komponent u\u017eivatelsk\u00e9ho prost\u0159ed\u00ed Xfce, kter\u00e9 funguj\u00ed bez pou\u017eit\u00ed dekorac\u00ed oken na stran\u011b klienta (CSD, client-side decorations), kdy jsou z\u00e1hlav\u00ed a r\u00e1my oken vykreslov\u00e1ny nikoli spr\u00e1vcem oken, ale samotnou aplikac\u00ed. <\/p>\n

P\u0159ipome\u0148me, \u017ee p\u0159i p\u0159\u00edprav\u011b dal\u0161\u00edho vyd\u00e1n\u00ed Xfce 4.16, jeho\u017e vyd\u00e1n\u00ed 4. listopadu.<\/a><\/noindex> se o\u010dek\u00e1v\u00e1 v \u0159\u00edjnu nebo listopadu, byl proveden p\u0159eklad rozhran\u00ed na widget GtkHeaderBar a aplikov\u00e1n CSD, co\u017e umo\u017enilo analogicky s GNOME um\u00edstit menu, tla\u010d\u00edtka a dal\u0161\u00ed prvky rozhran\u00ed do z\u00e1hlav\u00ed okna a tak\u00e9 skr\u00fdt r\u00e1my v dialoz\u00edch. Nov\u00fd mechanismus vykreslov\u00e1n\u00ed rozhran\u00ed byl integrov\u00e1n do knihovny libxfce4ui, co\u017e vedlo k automatick\u00e9mu uplatn\u011bn\u00ed CSD pro t\u00e9m\u011b\u0159 v\u0161echny dialogy, ani\u017e by bylo nutn\u00e9 prov\u00e1d\u011bt zm\u011bny v k\u00f3du st\u00e1vaj\u00edc\u00edch projekt\u016f. <\/p>\n

P\u0159i p\u0159echodu na CSD se na\u0161li<\/a><\/noindex> odp\u016frci<\/a><\/noindex>, kte\u0159\u00ed tvrd\u00ed, \u017ee podpora CSD by m\u011bla b\u00fdt voliteln\u00e1 a u\u017eivatel by m\u011bl m\u00edt mo\u017enost pokra\u010dovat v pou\u017e\u00edv\u00e1n\u00ed klasick\u00fdch z\u00e1hlav\u00ed oken. Mezi nedostatky pou\u017e\u00edv\u00e1n\u00ed CSD se zmi\u0148uje p\u0159\u00edli\u0161 masivn\u00ed oblast z\u00e1hlav\u00ed okna, absence pot\u0159eby p\u0159esouvat prvky aplikace do z\u00e1hlav\u00ed okna, nefunk\u010dnost motiv\u016f Xfwm4 a neshoda v designu oken aplikac\u00ed Xfce\/GNOME a program\u016f, kter\u00e9 CSD nepou\u017e\u00edvaj\u00ed. Je uvedeno, \u017ee jednou z p\u0159\u00ed\u010din odm\u00edtnut\u00ed rozhran\u00ed GNOME n\u011bkter\u00fdmi u\u017eivateli je pr\u00e1v\u011b pou\u017eit\u00ed CSD.<\/p>\n

Jeliko\u017e za 5 m\u011bs\u00edc\u016f nebyly podniknuty pokusy poskytnout podporu pro vypnut\u00ed CSD, Sean Anastasio se rozhodl<\/a><\/noindex> vz\u00edt tuto ot\u00e1zku do vlastn\u00edch rukou a vytvo\u0159il fork knihovny libxfce4ui<\/a><\/noindex>, ve kter\u00e9m provedl odstran\u011bn\u00ed vazby na CSD a vr\u00e1til star\u00fd re\u017eim dekorov\u00e1n\u00ed na stran\u011b serveru (spr\u00e1vce oken). Pro zaji\u0161t\u011bn\u00ed kompatibility s aplikacemi vyu\u017e\u00edvaj\u00edc\u00edmi nov\u00e9 API libxfce4ui a zachov\u00e1n\u00ed ABI byly p\u0159ipraveny speci\u00e1ln\u00ed ob\u00e1lky, kter\u00e9 p\u0159ev\u00e1d\u011bj\u00ed specifick\u00e9 CSD metody t\u0159\u00eddy XfceTitledDialog na vol\u00e1n\u00ed t\u0159\u00eddy GtkDialog. V\u00fdsledkem je mo\u017enost zbavit aplikace Xfce CSD t\u00edm, \u017ee nahrad\u00edte knihovnu libxfce4ui, ani\u017e byste museli m\u011bnit k\u00f3d samotn\u00fdch aplikac\u00ed.<\/p>\n

D\u00e1le byl vytvo\u0159en fork panely xfce4-panel<\/a><\/noindex>, zahrnuj\u00edc\u00ed zm\u011bny pro obnoven\u00ed klasick\u00e9ho chov\u00e1n\u00ed. Pro u\u017eivatele Gentoo je p\u0159ipraven overlay<\/a><\/noindex> pro instalaci libxfce4ui-nocsd. Pro u\u017eivatele Xubuntu\/Ubuntu je k dispozici PPA repozit\u00e1\u0159<\/a><\/noindex> s p\u0159ipraven\u00fdmi bal\u00ed\u010dky. Motivy vytvo\u0159en\u00ed forku Shawn Anastasio vysv\u011btlil t\u00edm, \u017ee ji\u017e mnoho let pou\u017e\u00edv\u00e1 Xfce a l\u00edb\u00ed se mu rozhran\u00ed tohoto prost\u0159ed\u00ed. Po p\u0159ijet\u00ed rozhodnut\u00ed o zm\u011bn\u011b rozhran\u00ed, se kter\u00fdmi nebyl spokojen, a absenci snah poskytnout mo\u017enost vr\u00e1tit star\u00e9 chov\u00e1n\u00ed, se rozhodl s\u00e1m vy\u0159e\u0161it sv\u016fj probl\u00e9m a pod\u011blit se o \u0159e\u0161en\u00ed s dal\u0161\u00edmi lidmi, kte\u0159\u00ed sd\u00edlej\u00ed jeho n\u00e1zor.<\/p>\n

Mezi probl\u00e9my p\u0159i pou\u017e\u00edv\u00e1n\u00ed Xfce Classic se zm\u00ednila frustrace z dojmu duplicity titulk\u016f kv\u016fli zobrazen\u00ed opakuj\u00edc\u00edch se informac\u00ed v titulku a v okn\u011b aplikace. Tento rys odpov\u00edd\u00e1 chov\u00e1n\u00ed Xfce 4.12 a 4.14 a nen\u00ed spojen s CSD. V n\u011bkter\u00fdch aplikac\u00edch toto duplicitn\u00ed zobrazen\u00ed vypad\u00e1 norm\u00e1ln\u011b (nap\u0159\u00edklad ve xfce4-screenshooter), ale v jin\u00fdch je zcela nevhodn\u00e9. Pro \u0159e\u0161en\u00ed tohoto probl\u00e9mu se nevylu\u010duje p\u0159id\u00e1n\u00ed prom\u011bnn\u00e9 prost\u0159ed\u00ed, kter\u00e1 reguluje vykreslov\u00e1n\u00ed XfceHeading.<\/p>\n

\"Postaveno<\/a><\/noindex><\/center><\/p>\n

Pohled zast\u00e1nc\u016f CSD spo\u010d\u00edv\u00e1 v mo\u017enosti vyu\u017e\u00edt zbyte\u010dn\u00fd prostor titulku okna k um\u00edst\u011bn\u00ed menu, panelov\u00fdch tla\u010d\u00edtek a dal\u0161\u00edch d\u016fle\u017eit\u00fdch prvk\u016f rozhran\u00ed. Odp\u016frci CSD tvrd\u00ed, \u017ee tento p\u0159\u00edstup vede k probl\u00e9m\u016fm s unifikac\u00ed vzhledu oken, zejm\u00e9na t\u011bch, kter\u00e9 byly naps\u00e1ny pro r\u016fzn\u00e1 u\u017eivatelsk\u00e1 prost\u0159ed\u00ed, kter\u00e1 ur\u010duj\u00ed r\u016fzn\u00e9 doporu\u010den\u00ed pro uspo\u0159\u00e1d\u00e1n\u00ed oblasti titulku. Vzhled oken v\u0161ech aplikac\u00ed je mnohem snaz\u0161\u00ed p\u0159iv\u00e9st k jednotn\u00e9mu stylu p\u0159i klasick\u00e9m vykreslov\u00e1n\u00ed aktivn\u00edch oblast\u00ed okna na stran\u011b serveru. P\u0159i pou\u017eit\u00ed CSD je nutn\u00e9 samostatn\u011b p\u0159izp\u016fsobit rozhran\u00ed aplikace ka\u017ed\u00e9mu grafick\u00e9mu prost\u0159ed\u00ed a je pom\u011brn\u011b obt\u00ed\u017en\u00e9 zajistit, aby aplikace nevypadala ciz\u00ed v r\u016fzn\u00fdch u\u017eivatelsk\u00fdch prost\u0159ed\u00edch.<\/p>\n

<\/a><\/noindex><\/p>\n

Zdroj: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0428\u043e\u043d \u0410\u043d\u0430\u0441\u0442\u0430\u0441\u0438 (Shawn Anastasio), \u044d\u043d\u0442\u0443\u0437\u0438\u0430\u0441\u0442 \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u041f\u041e, \u0432 \u0441\u0432\u043e\u0451 \u0432\u0440\u0435\u043c\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0432\u0448\u0438\u0439 \u0441\u043e\u0431\u0441\u0442\u0432\u0435\u043d\u043d\u0443\u044e \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u0443\u044e \u0441\u0438\u0441\u0442\u0435\u043c\u0443 ShawnOS \u0438 \u0437\u0430\u043d\u0438\u043c\u0430\u0432\u0448\u0438\u0439\u0441\u044f \u043f\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043d\u0438\u0435\u043c Chromium \u0438 Qubes OS \u043d\u0430 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u0443 ppc64le, \u043e\u0441\u043d\u043e\u0432\u0430\u043b \u043f\u0440\u043e\u0435\u043a\u0442 Xfce Classic, \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u043d\u0430\u043c\u0435\u0440\u0435\u043d \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0442\u044c \u0444\u043e\u0440\u043a\u0438 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u043e\u0432 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u043e\u0433\u043e \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u044f Xfce, \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0449\u0438\u0435 \u0431\u0435\u0437 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0434\u0435\u043a\u043e\u0440\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u043e\u043a\u043e\u043d \u043d\u0430 \u0441\u0442\u043e\u0440\u043e\u043d\u0435 \u043a\u043b\u0438\u0435\u043d\u0442\u0430 (CSD, client-side decorations), \u043f\u0440\u0438 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u0437\u0430\u0433\u043e\u043b\u043e\u0432\u043e\u043a \u0438 \u0440\u0430\u043c\u043a\u0438 […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":88195,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-88194","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Zalo\u017een Xfce Classic, fork Xfce bez dekorace oken na stran\u011b klienta | ProHoster","description":"Shawn Anastasio, nad\u0161enec svobodn\u00e9ho softwaru, v minulosti vyv\u00edjel vlastn\u00ed opera\u010dn\u00ed 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