{"id":120175,"date":"2024-10-14T19:09:08","date_gmt":"2024-10-14T17:09:11","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-frejmvorka-qt-6-8"},"modified":"2024-10-14T19:09:08","modified_gmt":"2024-10-14T17:09:11","slug":"reliz-frejmvorka-qt-6-8","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/reliz-frejmvorka-qt-6-8","title":{"rendered":"Vydanie r\u00e1mca Qt 6.8","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Spolo\u010dnos\u0165 Qt Company vydala verziu frameworku Qt 6.8, v ktorej pokra\u010duje pr\u00e1ca na stabiliz\u00e1cii a roz\u0161irovan\u00ed funkci\u00ed vetvy Qt 6. Verzia Qt 6.8 poskytuje podporu pre platformy Windows 10+, macOS 12+, Linux (Ubuntu 22.04\/24.04, openSUSE 15.5, SUSE 15 SP5, RHEL 8.8\/9.2, Debian 11.6), iOS 16+, Android 9+(API 23+), webOS, WebAssembly, INTEGRITY, VxWorks, FreeRTOS a QNX. Zdrojov\u00e9 k\u00f3dy komponentov Qt s\u00fa dod\u00e1van\u00e9 pod licenciami LGPLv3 a GPLv2.     <\/p>\n<p>Qt 6.8 z\u00edskal status LTS vydania, pre ktor\u00e9 bud\u00fa aktualiz\u00e1cie vych\u00e1dza\u0165 po\u010das piatich rokov pre majite\u013eov komer\u010dn\u00fdch licenci\u00ed, \u010do je o dva roky dlh\u0161ie ako v predch\u00e1dzaj\u00facich LTS vydaniach. Pre nekomer\u010dn\u00fdch pou\u017e\u00edvate\u013eov bude doba podpory trva\u0165 pol roka (do vydania novej v\u00fdznamnej verzie). Podpora predch\u00e1dzaj\u00facej LTS vetvy Qt 6.5 potrv\u00e1 do m\u00e1ja 2026, pri\u010dom podpora d\u00e1vnej\u0161ej LTS vetvy Qt 6.2 sa skon\u010dila 30. septembra 2024. Vetva Qt 5.15 bude podporovan\u00e1 do m\u00e1ja 2025.       <\/p>\n<p>Hlavn\u00e9 zmeny v Qt 6.8:  <\/p>\n<ul>\n<li class=\"l\"> Modul Qt Graphs bol stabilizovan\u00fd a presunut\u00fd do plne podporovan\u00fdch modulov, jeho cie\u013eom je vytv\u00e1ranie r\u00f4znych typov 2D a 3D grafov, ako aj vizualiz\u00e1cia ve\u013ek\u00fdch kolekci\u00ed r\u00fdchlo sa meniacich d\u00e1t. Tento modul sa vyv\u00edja ako univerz\u00e1lna n\u00e1hrada star\u00e9ho modulu Qt DataVisualization, ktor\u00fd bol zalo\u017een\u00fd na OpenGL, a modulu Qt Charts. Nov\u00fd modul vyu\u017e\u00edva Qt Quick 3D a renderovac\u00ed motor RHI (Rendering Hardware Interface), ktor\u00fd podporuje r\u00f4zne 3D API (OpenGL, Vulkan, Metal a Direct 3D).\n<p>V porovnan\u00ed s predch\u00e1dzaj\u00facim vydan\u00edm s\u00fa v Qt Graphs 3D pridan\u00e9 optimaliz\u00e1cie v\u00fdkonu, zabezpe\u010den\u00e1 podpora prieh\u013eadnosti na trojdimenzion\u00e1lnych grafoch (Bars3D), roz\u0161\u00edren\u00e9 mo\u017enosti spr\u00e1vy polohy a dizajnu \u0161t\u00edtkov a n\u00e1zvov, vylep\u0161en\u00e9 vykres\u013eovanie liniek naviga\u010dnej siete. V Qt Graphs 2D je poskytnut\u00e1 mo\u017enos\u0165 vykresli\u0165 vlastn\u00e9 typy st\u013apcov\u00fdch diagramov (cez QML komponenty), pridan\u00e1 podpora pre stackovan\u00e9 st\u013apcov\u00e9 diagramy, roz\u0161\u00edren\u00e9 prostriedky na zobrazenie \u0161t\u00edtkov. API bolo unifikovan\u00e9 pre zapojenie t\u00e9m dizajnu v 2D a 3D grafoch. \u0160pecifick\u00e9 volania pre widgety boli presunut\u00e9 do modulu Qt Graphs Widgets.      <\/p>\n<li class=\"l\"> Stabilizovan\u00fd a preveden\u00fd do plne podporovanej modul QtHttpServer, ktor\u00fd umo\u017e\u0148uje integrova\u0165 do aplik\u00e1ci\u00ed funk\u010dnos\u0165 HTTP servera, ktor\u00fd podporuje HTTP\/1.1, TLS\/HTTPS, WebSockets, spracovanie ch\u00fdb, smerovanie po\u017eiadaviek na z\u00e1klade parametrov v URL (QHttpServerRouter) a REST API. V porovnan\u00ed s predch\u00e1dzaj\u00facou verziou bola v triede QNetworkAccessManager implementovan\u00e1 mo\u017enos\u0165 odosielania HTTP po\u017eiadaviek cez lok\u00e1lny socket. Poskytla sa podpora vyu\u017eitia triedy QFormDataBuilder na zjednodu\u0161enie prenosu viacer\u00fdch s\u00faborov d\u00e1t (napr\u00edklad textov\u00fdch d\u00e1t a prilo\u017een\u00e9ho s\u00faboru) v jednej HTTP po\u017eiadavke (HTTP multi-part).\n<li class=\"l\"> Stabilizovan\u00fd a preveden\u00fd do plne podporovanej modul Qt GRPC, ktor\u00fd umo\u017e\u0148uje pristupova\u0165 k slu\u017eb\u00e1m pomocou protokolu gRPC.\n<li class=\"l\"> Stabilizovan\u00fd a preveden\u00fd do plne podporovanej modul Qt Protobuf, ur\u010den\u00fd na serializ\u00e1ciu Qt tried, pomocou protokolu Protocol Buffer.\n<li class=\"l\"> Pridan\u00e1 podpora mobiln\u00fdch platforiem Android 14 a iOS 18.\n<li class=\"l\"> Poskytla sa mo\u017enos\u0165 v\u00fdvoja aplik\u00e1ci\u00ed pre desktopov\u00e9 syst\u00e9my Linux a Windows s procesormi ARM, ako aj 3D headsetov Apple Vision Pro a Meta Quest 3 XR.\n<li class=\"l\"> Pridan\u00e1 podpora Raspberry Pi 5, NVIDIA AGX Orin a niektor\u00fdch dosiek zalo\u017een\u00fdch na SoC NXP, Toradex a STM. Pridan\u00e1 podpora RISC-V dosiek StarFive VisionFive 2.\n<li class=\"l\"> Roz\u0161\u00edren\u00e9 mo\u017enosti pre vytv\u00e1ranie z\u00fa\u017een\u00fdch zost\u00e1v Qt, ktor\u00e9 m\u00f4\u017eu by\u0165 pou\u017e\u00edvan\u00e9 na zariadeniach s mal\u00fdm objemom pam\u00e4te. Napr\u00edklad, vypnut\u00edm nepou\u017e\u00edvan\u00fdch funkci\u00ed a komponentov Qt je mo\u017en\u00e9 dosiahnu\u0165 zn\u00ed\u017eenie ve\u013ekosti zostavy v st\u00e1lej pam\u00e4ti o 77 % a zn\u00ed\u017eenie spotreby RAM o 32 %, ako aj v\u00fdrazne skr\u00e1ti\u0165 \u010das sp\u00fa\u0161\u0165ania.\n<li class=\"l\"> V module Qt Multimedia na platforme Linux bola implementovan\u00e1 podpora zachyt\u00e1vania obrazovky pomocou triedy QScreenCapture v prostrediach zalo\u017een\u00fdch na protokole Wayland, vyu\u017e\u00edvaj\u00fac slu\u017ebu ScreenCast a syst\u00e9m port\u00e1lov XDG Desktop. Pridan\u00e9 triedy QVideoFrameInput, QAbstractVideoBuffer a QAudioBufferInput, pomocou ktor\u00fdch je mo\u017en\u00e9 organizova\u0165 odosielanie vlastn\u00fdch multimedi\u00e1lnych d\u00e1t do nahr\u00e1vacej rel\u00e1cie (QMediaCaptureSession), ako aj trieda QAudioBufferOutput pre pripojenie spracovate\u013eov, ktor\u00ed prij\u00edmaj\u00fa zvukov\u00e9 d\u00e1ta po dek\u00f3dovan\u00ed.\n<li class=\"l\"> Do modulu Qt Quick Vector Image bol pridan\u00fd modul, ktor\u00fd umo\u017e\u0148uje integrova\u0165 do sc\u00e9n Qt Quick vektorov\u00e9 obr\u00e1zky vo form\u00e1te SVG, \u010do m\u00f4\u017ee by\u0165 napr\u00edklad vyu\u017eit\u00e9 na vytv\u00e1ranie \u0161k\u00e1lovate\u013en\u00fdch prvkov rozhrania, nez\u00e1visl\u00fdch od rozl\u00ed\u0161enia a ve\u013ekosti obrazovky.  <center><img decoding=\"async\" alt=\"Vydanie r\u00e1mca Qt 6.8\" src=\"\/wp-content\/uploads\/2024\/10\/66f0a3aebb4fff6f4f93f23f11e15395.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> Do modulu Qt Quick 3D XR bol pridan\u00fd m\u00f3d na vytv\u00e1ranie aplik\u00e1ci\u00ed pre platformy virtu\u00e1lnej a roz\u0161\u00edrenej reality pomocou technol\u00f3gi\u00ed Qt Quick 3D. Na organizovanie interakcie s trojrozmern\u00fdmi prostrediami vytvoren\u00fdmi pomocou Qt Quick 3D je podporovan\u00e9 pou\u017e\u00edvanie zariaden\u00ed na sledovanie pohybu r\u00fak a VR ovl\u00e1da\u010dov. Na vizualiz\u00e1ciu m\u00f4\u017eu by\u0165 pou\u017eit\u00e9 okuliare Apple VisionPro alebo 3D prilby s podporou \u0161tandardu OpenXR, ako s\u00fa Meta Quest 2\/3.      <center><img decoding=\"async\" alt=\"Vydanie r\u00e1mca Qt 6.8\" src=\"\/wp-content\/uploads\/2024\/10\/707b202c825b69d4ebd7c3d05b9fc3fe.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> V Qt Quick boli pridan\u00e9 optimaliz\u00e1cie, ktor\u00e9 ur\u00fdch\u013euj\u00fa vykres\u013eovanie zlo\u017eit\u00fdch sc\u00e9n. V triede TableView sa objavila mo\u017enos\u0165 pres\u00fava\u0165 st\u013apce a riadky. V typoch Image a BorderImage bola implementovan\u00e1 podpora asynchr\u00f3nneho na\u010d\u00edtania obr\u00e1zkov (star\u00fd obr\u00e1zok zost\u00e1va, k\u00fdm sa na\u010d\u00edtava nov\u00fd).\n<li class=\"l\"> V module Qt Quick Effect Maker bola pridan\u00e1 podpora animovania spriteov, zakrivenia prvkov okolo obvodu a taktie\u017e vyu\u017e\u00edvanie v efektoch \u017eiarenia a selekt\u00edvneho rozostrenia (masked blur).\n<li class=\"l\"> V module Qt Quick Shapes pri vypl\u0148ovan\u00ed kont\u00faru je povolen\u00e9 pou\u017e\u00edvanie ak\u00fdchko\u013evek dod\u00e1vate\u013eov text\u00far v prvkoch typu ShapePath. Do triedy QQuickRenderTarget boli pridan\u00e9 nov\u00e9 met\u00f3dy na riadenie spracovania text\u00far a zjednodu\u0161enie integr\u00e1cie Qt Quick 3D s extern\u00fdmi enginmi, r\u00e1mcami a API.\n<li class=\"l\"> V Qt Quick Controls bol predstaven\u00fd nov\u00fd \u0161t\u00fdl Fluent WinUI3, ktor\u00fd umo\u017e\u0148uje vytvori\u0165 rozhranie, ktor\u00e9 vyzer\u00e1 ako Windows 11 na ak\u00fdchko\u013evek platform\u00e1ch. V macOS bola realizovan\u00e1 mo\u017enos\u0165 pou\u017e\u00edva\u0165 glob\u00e1lne menu poskytovan\u00e9 platformou v rozhraniach vytvoren\u00fdch pomocou Quick MenuBar.     <center><img decoding=\"async\" alt=\"Vydanie r\u00e1mca Qt 6.8\" src=\"\/wp-content\/uploads\/2024\/10\/db57dec63024d6f51f3e854837a63939.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> V Qt Quick 3D bolo vylep\u0161en\u00e9 vykres\u013eovanie tie\u0148ov v\u010faka pou\u017e\u00edvaniu kask\u00e1dov\u00fdch mapovania tie\u0148ov a m\u00e4kk\u00e9ho filtrovania tie\u0148ov. V type PrincipledMaterial boli pridan\u00e9 nov\u00e9 vlastnosti. Bol poskytnut\u00fd sp\u00f4sob pou\u017e\u00edvania t\u00fdch ist\u00fdch vlastnost\u00ed v vlastn\u00fdch materi\u00e1loch, ako s\u00fa v materi\u00e1loch na b\u00e1ze typu PrincipledMaterial.    <center><img decoding=\"async\" alt=\"Vydanie r\u00e1mca Qt 6.8\" src=\"\/wp-content\/uploads\/2024\/10\/fded9f6cacf5cd20fcc86d76d1be1ea2.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> Do modulu Qt Network Auth bol pridan\u00fd trieda QOAuthUriSchemeReplyHandler na vytv\u00e1ranie spracovate\u013eov presmerovania na in\u00fa sch\u00e9mu URI pri autentifik\u00e1cii pomocou OAuth 2.0. Do triedy QOAuth2AuthorizationCodeFlow bola pridan\u00e1 podpora OAuth roz\u0161\u00edrenia PKCE (Proof Key for Code Exchange).\n<li class=\"l\"> Do triedy QDnsLookup bola pridan\u00e1 mo\u017enos\u0165 posiela\u0165 po\u017eiadavky pomocou \u201eDNS over TLS\u201c, implementovan\u00e1 podpora DNS z\u00e1znamov TLSA (TLS Certificate Association) a zabezpe\u010den\u00e9 informovanie klienta o vykonan\u00ed overenia \u00fadajov DNS serverom.\n<li class=\"l\"> V Qt Core bol pridan\u00fd trieda QChronoTimer s obalmi nad kni\u017enicou std::chrono, umo\u017e\u0148uj\u00faca dosiahnu\u0165 vy\u0161\u0161iu presnos\u0165 \u010dasov\u00fdch oper\u00e1ci\u00ed. Bola implementovan\u00e1 mo\u017enos\u0165 zmeny ve\u013ekosti QString, QByteArray a QList bez inicializ\u00e1cie \u00fadajov. V QHash bola pridan\u00e1 podpora ukladania \u00fadajov typu QString a QStringView v jednom ha\u0161i. V QDirListing bol poskytnut\u00fd API zalo\u017een\u00fd na iter\u00e1tore pre prech\u00e1dzanie obsahom adres\u00e1rov.\n<li class=\"l\"> V Qt GUI bola poskytnut\u00e1 mo\u017enos\u0165 prep\u00edsa\u0165 nastavenia syst\u00e9movej farebnej sch\u00e9my, napr\u00edklad na v\u00fdber tmav\u00e9ho alebo svetl\u00e9ho re\u017eimu, ako aj nastavenia akci\u00ed, ktor\u00e9 ved\u00fa k vyvolaniu kontextov\u00e9ho menu.\n<li class=\"l\"> V Qt Sql ovl\u00e1da\u010de SGBD PostgreSQL a MySQL\/MariaDB teraz spr\u00e1vne spracov\u00e1vaj\u00fa \u010das a d\u00e1tumy v situ\u00e1cii, ke\u010f s\u00fa vybran\u00e9 r\u00f4zne \u010dasov\u00e9 p\u00e1sma. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sk\/server\/dts-newyork\/\"   title=\"serveri\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2789\">serveri<\/a> s\u00fa klientom a na\n<li class=\"l\"> Bol pridan\u00fd nov\u00fd triedy do Qt WebEngine: QWebEngineFrame na pr\u00e1cu na \u00farovni jednotliv\u00fdch iframe blokov; QWebEngineClientHints na ovl\u00e1danie identifik\u00e1cie prehliada\u010da; QWebEnginePermission na spr\u00e1vu pr\u00edstupov\u00fdch pr\u00e1v v s\u00favislosti so str\u00e1nkami.\n<li class=\"l\"> V Qt Widgets bola vylep\u0161en\u00e1 kresba vid\u017eetov na obrazovk\u00e1ch s vysokou hustotou pixelov (high-DPI).\n<li class=\"l\"> Gener\u00e1tor dokument\u00e1cie QDoc bol prelo\u017een\u00fd z C API na C++ API a na jeho fungovanie teraz vy\u017eaduje minim\u00e1lne Clang 17. Boli pridan\u00e9 nov\u00e9 pr\u00edkazy, ako s\u00fa \u201e\\keyword\u201c a \u201e\\nativetype\u201c.\n<li class=\"l\"> V r\u00e1mci pr\u00e1ce na zvy\u0161ovan\u00ed stability a v\u00fdkonu LTS vydania bolo vykonan\u00fdch viac ako 500 opr\u00e1v a optimaliz\u00e1ci\u00ed.      <\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62043\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Qt Company \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0440\u0435\u043b\u0438\u0437 \u0444\u0440\u0435\u0439\u043c\u0432\u043e\u0440\u043a\u0430 Qt 6.8, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0435\u043d\u0430 \u0440\u0430\u0431\u043e\u0442\u0430 \u043f\u043e \u0441\u0442\u0430\u0431\u0438\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0438 \u043d\u0430\u0440\u0430\u0449\u0438\u0432\u0430\u043d\u0438\u044e \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0441\u0442\u0438 \u0432\u0435\u0442\u043a\u0438 Qt 6. \u0412 Qt 6.8 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c Windows 10+, macOS 12+, Linux (Ubuntu 22.04\/24.04, openSUSE 15.5, SUSE 15 SP5, RHEL 8.8\/9.2, Debian 11.6), iOS 16+, Android 9+(API 23+), webOS, WebAssembly, INTEGRITY, VxWorks, FreeRTOS \u0438 QNX. \u0418\u0441\u0445\u043e\u0434\u043d\u044b\u0435 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":120176,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-120175","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Qt Company \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0440\u0435\u043b\u0438\u0437 \u0444\u0440\u0435\u0439\u043c\u0432\u043e\u0440\u043a\u0430 Qt 6.8, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0435\u043d\u0430 \u0440\u0430\u0431\u043e\u0442\u0430 \u043f\u043e \u0441\u0442\u0430\u0431\u0438\u043b\u0438\u0437\u0430\u0446\u0438\u0438 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