{"id":26388,"date":"2022-02-03T19:45:42","date_gmt":"2022-02-03T16:45:42","guid":{"rendered":"https:\/\/mobidictum.com\/?p=26388"},"modified":"2023-04-25T10:43:22","modified_gmt":"2023-04-25T07:43:22","slug":"unity-event-delegate-nedir","status":"publish","type":"post","link":"https:\/\/mobidictum.com\/tr\/unity-event-delegate-nedir\/","title":{"rendered":"Unity\u2019de Event ve Delegate"},"content":{"rendered":"\n<p>Unity kullan\u0131rken kar\u015f\u0131m\u0131za \u00e7\u0131kan &#8220;event&#8221; (olay) ve &#8220;delegate&#8221; (delege) ibarelerini s\u0131kl\u0131kla g\u00f6rm\u00fc\u015f olabilirsiniz. Bu iki kavram hem i\u00e7 i\u00e7e hem de birbirinden farkl\u0131 diyebiliriz.<\/p>\n\n\n\n<h2 class=\"is-style-default wp-block-heading\" id=\"unity-de-event-nedir\"><strong>Unity&#8217;de event nedir?<\/strong><\/h2>\n\n\n\n<p>Unity\u2019nin resmi e\u011fitiminde de aktar\u0131ld\u0131\u011f\u0131 \u00fczere, olaylar \u00f6zelle\u015ftirilmi\u015f delegelerdir ve i\u00e7lerinde metot depolamam\u0131za yararlar. K\u0131saca bir olay oldu\u011funda di\u011fer class&#8217;lar\u0131 alarma ge\u00e7irmek istiyorsan\u0131z kullanman\u0131z gerekir. Olaylar\u0131n\u0131za yeni bir metodu \u015fu \u015fekilde &#8216;subscribe&#8217; edebilirsiniz:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"592\" height=\"258\" src=\"https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/EventOrnek.jpg\" alt=\"\" class=\"wp-image-26390\" srcset=\"https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/EventOrnek.jpg 592w, https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/EventOrnek-300x131.jpg 300w, https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/EventOrnek-380x166.jpg 380w\" sizes=\"(max-width: 592px) 100vw, 592px\" \/><\/figure>\n\n\n\n<p>Ve \u015fu \u015fekilde de subscribe etti\u011finiz objeye tam tersi i\u015flem de uygulayabilirsiniz:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"416\" height=\"24\" src=\"https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/EventUnsubscribed.jpg\" alt=\"\" class=\"wp-image-26392\" srcset=\"https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/EventUnsubscribed.jpg 416w, https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/EventUnsubscribed-300x17.jpg 300w, https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/EventUnsubscribed-380x22.jpg 380w\" sizes=\"(max-width: 416px) 100vw, 416px\" \/><\/figure>\n\n\n\n<p>Olay\u0131 herhangi bir metodu \u00e7a\u011f\u0131r\u0131r gibi \u00e7a\u011f\u0131rd\u0131\u011f\u0131n\u0131zda subscribe etti\u011finiz b\u00fct\u00fcn metotlar\u0131n \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 g\u00f6receksiniz.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"464\" height=\"156\" src=\"https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/EventiCagirmak.jpg\" alt=\"\" class=\"wp-image-26394\" srcset=\"https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/EventiCagirmak.jpg 464w, https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/EventiCagirmak-300x101.jpg 300w, https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/EventiCagirmak-380x128.jpg 380w\" sizes=\"(max-width: 464px) 100vw, 464px\" \/><\/figure>\n\n\n\n<h2 class=\"is-style-default wp-block-heading\" id=\"unity-de-delegate-nedir\"><strong>Unity&#8217;de delegate nedir?<\/strong><\/h2>\n\n\n\n<p>Delege i\u00e7in k\u0131saca arac\u0131 diyebiliriz. Delegeler olmadan olaylar\u0131n bir anlam\u0131 kalmaz. Delegeler sayesinde olaylar\u0131 \u00e7a\u011f\u0131rabiliyoruz. Ama \u015funu da s\u00f6ylemek gerekli ki delegeler olaylara ba\u011fl\u0131 de\u011fildir. Yani, e\u011fer siz olay\u0131n anahtar kelimesini silip yine bir de\u011fi\u015fken tan\u0131mlarsan\u0131z o da ayn\u0131 \u015fekilde \u00e7al\u0131\u015facakt\u0131r. \u00d6rne\u011fin:\u00a0<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"862\" height=\"92\" src=\"https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/DelegateTanimlamak.jpg\" alt=\"\" class=\"wp-image-26396\" srcset=\"https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/DelegateTanimlamak.jpg 862w, https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/DelegateTanimlamak-300x32.jpg 300w, https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/DelegateTanimlamak-768x82.jpg 768w, https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/DelegateTanimlamak-380x41.jpg 380w, https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/DelegateTanimlamak-800x85.jpg 800w, https:\/\/mobidictum.com\/wp-content\/uploads\/2022\/01\/DelegateTanimlamak-600x64.jpg 600w\" sizes=\"(max-width: 862px) 100vw, 862px\" \/><\/figure>\n\n\n\n<p>\u00d6yleyse delege ile olay aras\u0131nda ne gibi farkl\u0131l\u0131klar var diye d\u00fc\u015f\u00fcn\u00fcyor olabilirsiniz. \u015eu tabloyla a\u00e7\u0131klamaya \u00e7al\u0131\u015fal\u0131m.<\/p>\n\n\n\n<h2 class=\"is-style-default wp-block-heading\" id=\"delegate-event-farklari\">Delegate &#8211; Event Farklar\u0131<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Delegate<\/strong><\/td><td><strong>Event<\/strong><\/td><\/tr><tr><td>Delegeler, delege anahtar kelimesi ile tan\u0131mlan\u0131r.<\/td><td>Olaylar, olay anahtar kelimesi ile tan\u0131mlan\u0131r.<\/td><\/tr><tr><td>Delegeler function pointer (fonksiyon g\u00f6stericileri)\u00a0olarak g\u00f6rev al\u0131rlar. Bir veya daha fazla metot referans olarak tutarlar.<\/td><td>Olay ise bildirim mekanizmas\u0131d\u0131r ve delegelere ba\u011fl\u0131d\u0131rlar.<\/td><\/tr><tr><td>Delegeler ba\u011f\u0131ms\u0131zd\u0131rlar ve olaylara ba\u011fl\u0131 de\u011fildirler.<\/td><td>Olaylar delegelere ba\u011f\u0131ml\u0131d\u0131rlar ve delegelersiz yarat\u0131lamazlar. Olaylar kullan\u0131c\u0131lar\u0131n delegeleri \u201c=\u201d operat\u00f6r\u00fc ile resetlemesini ve sadece \u00e7a\u011f\u0131ralacaklar listesine ekleme veya \u00e7\u0131karma yapabilmelerine olanak sa\u011flar.<\/td><\/tr><tr><td>Delegeler metot parametre olarak verilebilir.<\/td><td>Olaylar\u0131 ise metotlara parametre olarak verirseniz hata al\u0131rs\u0131n\u0131z.<\/td><\/tr><tr><td>\u201c=\u201d operat\u00f6r\u00fc tek bir metot atama yaparken += operat\u00f6r\u00fc birden fazla metodu delegeye atayabilir ayn\u0131 \u015fekilde -= metodu da atamay\u0131 geri alacakt\u0131r.<\/td><td>\u201c=\u201d operat\u00f6r\u00fc olaylar ile kullan\u0131lamaz ve sadece += ve -= operat\u00f6rleri g\u00f6rev alabilir. Bunlar\u0131n i\u015flevi delegelerdeki gibidir.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u00d6zetlemek gerekirse olaylar sadece delege anahtar kelimesi ile \u00e7al\u0131\u015fabilir ancak o sat\u0131rdan olay anahtar kelimesini silseniz de kodunuz d\u00fczg\u00fcn \u00e7al\u0131\u015facakt\u0131r ama bizlerin olay kullanma amac\u0131 \u201c=\u201d operat\u00f6r\u00fc kullanarak di\u011fer &#8220;subscribed&#8221; olmu\u015f metotlar\u0131n listeden silinmesini \u00f6nlemektir.<\/p>\n\n\n\n<p>Mobidictum Academy YouTube kanal\u0131nda konuyla ilgili haz\u0131rlad\u0131\u011f\u0131m\u0131z videoyu izleyebilirsiniz.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Unity\u00a0|\u00a0Eventler ve Delegateler\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/Y5WFdOTRpwA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Unity&#8217;de event ve delegate&#8217;i anlatt\u0131k.<\/p>\n","protected":false},"author":57,"featured_media":26710,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[8875],"tags":[],"class_list":["post-26388","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-akademi"],"acf":[],"_links":{"self":[{"href":"https:\/\/mobidictum.com\/tr\/wp-json\/wp\/v2\/posts\/26388","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mobidictum.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mobidictum.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mobidictum.com\/tr\/wp-json\/wp\/v2\/users\/57"}],"replies":[{"embeddable":true,"href":"https:\/\/mobidictum.com\/tr\/wp-json\/wp\/v2\/comments?post=26388"}],"version-history":[{"count":1,"href":"https:\/\/mobidictum.com\/tr\/wp-json\/wp\/v2\/posts\/26388\/revisions"}],"predecessor-version":[{"id":152204,"href":"https:\/\/mobidictum.com\/tr\/wp-json\/wp\/v2\/posts\/26388\/revisions\/152204"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mobidictum.com\/tr\/wp-json\/wp\/v2\/media\/26710"}],"wp:attachment":[{"href":"https:\/\/mobidictum.com\/tr\/wp-json\/wp\/v2\/media?parent=26388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mobidictum.com\/tr\/wp-json\/wp\/v2\/categories?post=26388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mobidictum.com\/tr\/wp-json\/wp\/v2\/tags?post=26388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}