{"id":83149,"date":"2020-05-29T01:42:07","date_gmt":"2020-05-28T23:42:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/qt-5-15"},"modified":"2020-05-29T01:42:07","modified_gmt":"2020-05-28T23:42:07","slug":"qt-5-15","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/qt-5-15","title":{"rendered":"Qt 5.15","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><a rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/images\/19177\/original.jpg\" itemprop=\"contentURL\"><br \/>\n      <img decoding=\"async\" alt=\"Qt 5.15\" src=\"\/wp-content\/uploads\/2020\/05\/7934f5497633d1636ecc5fcf16cf0a73.jpeg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>    <\/a><\/p>\n<p>Il 26 maggio \u00e8 stata rilasciata una nuova versione del framework C++ <strong>Qt 5.15 LTS<\/strong>.<\/p>\n<p>Questa versione \u00e8 l'ultima tra le versioni di Qt 5 prima del rilascio di Qt 6. Le funzionalit\u00e0 previste per la rimozione in Qt 6 sono contrassegnate in questa versione come obsolete. Il supporto non commerciale sar\u00e0 offerto fino al rilascio di Qt 6, mentre il supporto commerciale sar\u00e0 fornito per tre anni.<\/p>\n<p>Novit\u00e0 del rilascio:<\/p>\n<ul>\n<li>\n<p>Iniziato il trasferimento dello stack grafico Qt su <strong>Qt Rendering Hardware Interface<\/strong> (RHI), che permette l'esecuzione di applicazioni Qt Quick su Direct 3D, Metal (API grafica dei sistemi Apple), Vulkan e OpenGL. Si prevede che Qt RHI diventi una parte centrale di Qt 6.<\/p>\n<\/li>\n<li>\n<p>Aggiunto il supporto completo per <strong>Qt Quick 3D<\/strong> API per l'integrazione di contenuti 3D in applicazioni basate su Qt Quick con la possibilit\u00e0 di definire scene 3D nel linguaggio QML. Introdotto per la prima volta in Qt 5.14, in questa versione l'API ha acquisito il supporto per effetti di post-processing, un nuovo API per geometria personalizzata, API per la rotazione delle forme basata su quaternioni e supporto per raggi divergenti.<\/p>\n<\/li>\n<li>\n<p><strong>Qt Design Studio 1.5<\/strong> con supporto per Qt Quick 3D, un'interfaccia rinnovata basata su widget ancorabili, una visualizzazione 3D migliorata, la possibilit\u00e0 di aggiungere annotazioni agli elementi e un nuovo editor di diagrammi.<\/p>\n<\/li>\n<li>\n<p>In <strong>Qt QML<\/strong> Aggiunti i propriet\u00e0 \"obbligatori\" (required) per componenti i cui valori devono essere specificati dagli utenti del componente, definizione direttamente incorporata (inline) dei componenti, modo dichiarativo di specificare i tipi, operatore di fusione ?? per assegnare un valore quando il valore a sinistra \u00e8 NULL. Inoltre, sono stati migliorati gli avvisi dello strumento qmllint, \u00e8 stato aggiunto lo strumento qmlformat per verificare la conformit\u00e0 con le linee guida sullo stile del codice QML, e QML nel pacchetto Qt per microcontrollori \u00e8 diventato compatibile con QML per Qt 5.15.<\/p>\n<\/li>\n<li>\n<p>In <strong>Qt Quick<\/strong> aggiunto supporto per spazi colorimetrici per elementi Image, aggiunto l'elemento PathText nel pacchetto Qt Quick Shapes. Il gestore del puntatore ha acquisito la propriet\u00e0 cursorShape per definire la forma del cursore del mouse, mentre per TableView \u00e8 stato aggiunto l'oggetto HeaderView per l'aggiunta di intestazioni verticali e orizzontali alle tabelle.<\/p>\n<\/li>\n<li>\n<p>Migliorato il supporto per il design lato client (CSD).<\/p>\n<\/li>\n<li>\n<p><strong>Qt Lottie<\/strong>, modulo di integrazione delle animazioni di Adobe Effects, ora completamente supportato.<\/p>\n<\/li>\n<li>\n<p><strong>Qt WebEngine<\/strong> aggiornato a Chromium 80.<\/p>\n<\/li>\n<li>\n<p>A <strong>Qt 3D<\/strong> migliorato il supporto per il profilo e il debug.<\/p>\n<\/li>\n<li>\n<p><strong>Qt Multimedia<\/strong> supporta il rendering su pi\u00f9 superfici. Le procedure di scalabilit\u00e0 e conversione delle immagini in Qt GUI sono ora multithread in molti casi.<\/p>\n<\/li>\n<li>\n<p><strong>Qt Network<\/strong> supporta timeout personalizzati e ticket di sessione TLS 1.3.<\/p>\n<\/li>\n<li>\n<p>QRunnable e QThreadPool possono lavorare insieme a std::function, \u00e8 stato aggiunto un metodo cross-platform per spostare i file nel cestino QFile::moveToTrash().<\/p>\n<\/li>\n<li>\n<p>Aggiunta la compatibilit\u00e0 con la finestra di dialogo nativa per la selezione dei file su Android.<\/p>\n<\/li>\n<\/ul>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"http:\/\/www.linux.org.ru\/news\/kde\/15728578\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>26 \u043c\u0430\u044f \u0432\u044b\u0448\u043b\u0430 \u043d\u043e\u0432\u0430\u044f \u0432\u0435\u0440\u0441\u0438\u044f C++ \u0444\u0440\u0435\u0439\u043c\u0432\u043e\u0440\u043a\u0430 Qt 5.15 LTS. \u042d\u0442\u0430 \u0432\u0435\u0440\u0441\u0438\u044f &#8212; \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u044f\u044f \u0441\u0440\u0435\u0434\u0438 \u0432\u0435\u0440\u0441\u0438\u0439 Qt 5 \u043f\u0435\u0440\u0435\u0434 \u0432\u044b\u043f\u0443\u0441\u043a\u043e\u043c Qt 6. \u0424\u0443\u043d\u043a\u0446\u0438\u0438, \u043d\u0430\u043c\u0435\u0447\u0435\u043d\u043d\u044b\u0435 \u043a \u0443\u0434\u0430\u043b\u0435\u043d\u0438\u044e \u0432 Qt 6 \u043e\u0431\u043e\u0437\u043d\u0430\u0447\u0435\u043d\u044b \u0432 \u0442\u0435\u043a\u0443\u0449\u0435\u043c \u0432\u044b\u043f\u0443\u0441\u043a\u0435 \u043a\u0430\u043a \u0443\u0441\u0442\u0430\u0440\u0435\u0432\u0448\u0438\u0435. \u041d\u0435\u043a\u043e\u043c\u043c\u0435\u0440\u0447\u0435\u0441\u043a\u0430\u044f \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0431\u0443\u0434\u0435\u0442 \u043e\u0441\u0443\u0449\u0435\u0441\u0442\u0432\u043b\u044f\u0442\u044c\u0441\u044f \u0434\u043e \u0432\u044b\u0445\u043e\u0434\u0430 Qt 6, \u043a\u043e\u043c\u043c\u0435\u0440\u0447\u0435\u0441\u043a\u0430\u044f \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0431\u0443\u0434\u0435\u0442 \u043e\u0441\u0443\u0449\u0435\u0441\u0442\u0432\u043b\u044f\u0442\u044c\u0441\u044f \u0432 \u0442\u0435\u0447\u0435\u043d\u0438\u0435 \u0442\u0440\u0451\u0445 \u043b\u0435\u0442. \u041d\u043e\u0432\u0438\u043d\u043a\u0438 \u0432\u044b\u043f\u0443\u0441\u043a\u0430: \u041d\u0430\u0447\u0430\u0442 \u043f\u0435\u0440\u0435\u043d\u043e\u0441 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":83150,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-83149","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta 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