{"id":169567,"date":"2026-04-21T17:12:06","date_gmt":"2026-04-21T15:12:06","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/mir-2-26-0"},"modified":"2026-04-21T17:12:06","modified_gmt":"2026-04-21T15:12:06","slug":"mir-2-26-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/mir-2-26-0","title":{"rendered":"Mir 2.26.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>A Canonical lan\u00e7ou a vers\u00e3o 2.26.0 do Mir \u2014 um novo compositor e conjunto de bibliotecas para a cria\u00e7\u00e3o de shells e ambientes gr\u00e1ficos baseados em Wayland.<\/p>\n<p><strong>Wayland e novos protocolos<\/strong><\/p>\n<ul>\n<li>Adicionada uma implementa\u00e7\u00e3o MVP do protocolo <strong>ext-input-triggers (V1)<\/strong>.<\/li>\n<li>Esbo\u00e7o do protocolo implementado <strong>ext-input-triggers<\/strong> para processar gatilhos de entrada em Wayland. Essa funcionalidade \u00e9 considerada privilegiada e n\u00e3o \u00e9 ativada por padr\u00e3o.<\/li>\n<li>Arquivo de especifica\u00e7\u00e3o atualizado <strong>ext-input-trigger-action-v1.xml<\/strong>: foram adicionadas clarifica\u00e7\u00f5es sobre a validade e acessibilidade dos tokens.<\/li>\n<li>Adicionada <strong>implementa\u00e7\u00e3o parcial de ext_image_copy_capture_v1 para sess\u00f5es de cursor<\/strong>.<\/li>\n<li>Implementado <strong>transmiss\u00e3o de imagem do cursor via ext_image_copy_capture_v1<\/strong>.<\/li>\n<\/ul>\n<p><strong>Rust e o desenvolvimento da arquitetura<\/strong><\/p>\n<ul>\n<li>Iniciada <strong>a implementa\u00e7\u00e3o do frontend do Wayland em Rust<\/strong>.<\/li>\n<li>O trabalho na plataforma de entrada baseada em Rust continuou. Este ainda n\u00e3o \u00e9 o caminho principal para o processamento de entrada, mas j\u00e1 \u00e9 um passo pr\u00e1tico para a integra\u00e7\u00e3o gradual do Rust no projeto.<\/li>\n<\/ul>\n<p><strong>Subsistema de entrada: evdev-rs<\/strong><\/p>\n<ul>\n<li>Implementado suporte a eventos de toque (touch events).<\/li>\n<li>C\u00f3digo do m\u00f3dulo de dispositivo limpo.<\/li>\n<li>Corrigida a manipula\u00e7\u00e3o dos eventos dos dispositivos apontadores: o estado dos bot\u00f5es foi transferido para o armazenamento no n\u00edvel dos dispositivos individuais.<\/li>\n<li>A l\u00f3gica de processamento de eventos foi reformulada para aumentar a clareza e a manutenibilidade do c\u00f3digo.<\/li>\n<\/ul>\n<p><strong>Cursor, janelas, API e infraestrutura interna<\/strong><\/p>\n<ul>\n<li>Para <strong>CursorObservers<\/strong> adicionada a possibilidade de rastrear altera\u00e7\u00f5es na imagem do cursor.<\/li>\n<li>Componente <strong>CursorObserverMultiplexer<\/strong> agora envia o estado inicial para novos observadores registrados.<\/li>\n<li>Refatora\u00e7\u00e3o realizada <strong>MinimalWindowManager<\/strong>.<\/li>\n<li>Adicionada a possibilidade <strong>de definir o canal alpha da janela e obt\u00ea-lo atrav\u00e9s de WindowInfo<\/strong>.<\/li>\n<li>Adicionados aos templates libmiral <strong>requires clauses<\/strong>, o que melhora a rigorosidade das restri\u00e7\u00f5es ao n\u00edvel do c\u00f3digo template C++.<\/li>\n<li>Realizada a transfer\u00eancia <strong>APIs de logging e valores padr\u00e3o para mircore<\/strong>.<\/li>\n<li>Chamada strerror() substitu\u00edda por <strong>strerror_r() seguro para threads<\/strong>.<\/li>\n<\/ul>\n<p><strong>Corre\u00e7\u00f5es de bugs<\/strong><\/p>\n<ul>\n<li>Corrigido erro em que <strong>BasicXCBConnection::destroy_window chamava xcb_map_window ao inv\u00e9s de xcb_destroy_window<\/strong>.<\/li>\n<li>Corrigido problema onde <strong>as respostas do XCB nem sempre eram liberadas<\/strong>.<\/li>\n<li>Corrigido erro: <strong>a reprodu\u00e7\u00e3o em tela cheia de v\u00eddeos no Google Chrome<\/strong> podia n\u00e3o funcionar se a janela n\u00e3o estivesse em modo de tela cheia antecipadamente.<\/li>\n<li>Para o X11, foi adicionada a configura\u00e7\u00e3o correta de <strong>_NET_CLIENT_LIST_STACKING<\/strong>.<\/li>\n<li>Corrigida implementa\u00e7\u00e3o n\u00e3o segura de <strong>manuseio de sinal fatal<\/strong>, que foi explicitamente descrita na vers\u00e3o como \u00abextremamente insegura\u00bb.<\/li>\n<li>Corrigido erro onde a verifica\u00e7\u00e3o <strong>DRM_CLIENT_CAP_ATOMIC<\/strong> era realizada atrav\u00e9s de uma chamada ioctl incorreta.<\/li>\n<li>Limpeza e aprimoramento da l\u00f3gica foram realizados <strong>mgk::find_crtc_with_primary_plane<\/strong>.<\/li>\n<li>Comportamento de oclus\u00e3o corrigido: se a superf\u00edcie tem uma \u00e1rea opaca, mas seu alpha n\u00e3o \u00e9 igual a 1.0, ela n\u00e3o deve mais ser usada como totalmente cobridora.<\/li>\n<\/ul>\n<p><strong>Outros<\/strong><\/p>\n<ul>\n<li>Foi notado um aumento no n\u00famero de novos participantes do projeto: o lan\u00e7amento do Mir 2.26.0 inclui contribui\u00e7\u00f5es de v\u00e1rios novatos, que os desenvolvedores interpretam como um sinal de crescimento da comunidade em torno do Mir.<\/li>\n<\/ul>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/ubuntu\/18268559\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Canonical \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u0440\u0435\u043b\u0438\u0437 Mir 2.26.0 \u2014 \u043d\u043e\u0432\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 \u043a\u043e\u043c\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0430 \u0438 \u043d\u0430\u0431\u043e\u0440\u0430 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a \u0434\u043b\u044f \u043f\u043e\u0441\u0442\u0440\u043e\u0435\u043d\u0438\u044f \u043e\u0431\u043e\u043b\u043e\u0447\u0435\u043a \u0438 \u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0441\u0440\u0435\u0434 \u043d\u0430 \u0431\u0430\u0437\u0435 Wayland. Wayland \u0438 \u043d\u043e\u0432\u044b\u0435 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u044b \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 MVP-\u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044f \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 ext-input-triggers (V1). \u0420\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d \u0447\u0435\u0440\u043d\u043e\u0432\u0438\u043a \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 ext-input-triggers \u0434\u043b\u044f \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0442\u0440\u0438\u0433\u0433\u0435\u0440\u043e\u0432 \u0432\u0432\u043e\u0434\u0430 \u0432 Wayland. \u042d\u0442\u0430 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0441\u0447\u0438\u0442\u0430\u0435\u0442\u0441\u044f \u043f\u0440\u0438\u0432\u0438\u043b\u0435\u0433\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0439 \u0438 \u043d\u0435 \u0432\u043a\u043b\u044e\u0447\u0430\u0435\u0442\u0441\u044f \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e. \u041e\u0431\u043d\u043e\u0432\u043b\u0451\u043d \u0444\u0430\u0439\u043b \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 ext-input-trigger-action-v1.xml: \u0432 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-169567","post","type-post","status-publish","format-standard","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 Canonical \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u0440\u0435\u043b\u0438\u0437 Mir 2.26.0 \u2014 \u043d\u043e\u0432\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 \u043a\u043e\u043c\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0430 \u0438 \u043d\u0430\u0431\u043e\u0440\u0430 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a \u0434\u043b\u044f \u043f\u043e\u0441\u0442\u0440\u043e\u0435\u043d\u0438\u044f \u043e\u0431\u043e\u043b\u043e\u0447\u0435\u043a \u0438 \u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0441\u0440\u0435\u0434 \u043d\u0430 \u0431\u0430\u0437\u0435 Wayland. 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