{"id":12613,"date":"2023-08-25T00:00:00","date_gmt":"2023-08-25T00:00:00","guid":{"rendered":"https:\/\/tech-lib.eu\/tech\/jak-vytvorit-webovy-prohlizec-komplexni-pruvodce\/"},"modified":"2023-08-25T00:00:00","modified_gmt":"2023-08-25T00:00:00","slug":"jak-vytvorit-webovy-prohlizec-komplexni-pruvodce","status":"publish","type":"post","link":"https:\/\/tech-lib.eu\/tech\/jak-vytvorit-webovy-prohlizec-komplexni-pruvodce\/","title":{"rendered":"Jak vytvo\u0159it webov\u00fd prohl\u00ed\u017ee\u010d. Komplexn\u00ed pr\u016fvodce"},"content":{"rendered":"<div class=\"orig\">\n<div class=\"origqestion\">Jak\u00e9 jsou webov\u00e9 prohl\u00ed\u017ee\u010de?<\/div>\n<div class=\"origanswer\">Druhy prohl\u00ed\u017ee\u010d\u016f<\/p>\n<ul>\n<li>Google Chrome.<\/li>\n<li>Microsoft Edge.<\/li>\n<li>Safari.<\/li>\n<li>Mozilla Firefox.<\/li>\n<li>Opera.<\/li>\n<li>Maxthon.<\/li>\n<\/ul>\n<\/div>\n<div class=\"origurl\">\n\t\t\t\t\t<span> Dal\u0161\u00ed informace najdete na<\/span> <a href=\"https:\/\/cs.wikipedia.org\/wiki\/Webov%C3%BD_prohl%C3%AD%C5%BEe%C4%8D\">cs.wikipedia.org<\/a>\n\t\t\t\t<\/div>\n<\/p><\/div>\n<div class=\"articlecontent\">P\u0159edstavte se: Z\u00e1kladn\u00edm n\u00e1strojem pro prohl\u00ed\u017een\u00ed a pou\u017e\u00edv\u00e1n\u00ed internetu je webov\u00fd prohl\u00ed\u017ee\u010d. Navzdory dominantn\u00edmu postaven\u00ed zn\u00e1m\u00fdch prohl\u00ed\u017ee\u010d\u016f, jako jsou Google Chrome, Mozilla Firefox a Safari, na trhu existuje \u0159ada d\u016fvod\u016f, pro\u010d byste se mohli zaj\u00edmat o v\u00fdvoj vlastn\u00edho webov\u00e9ho prohl\u00ed\u017ee\u010de. V tomto p\u0159\u00edsp\u011bvku se pod\u00edv\u00e1me na to, jak vyvinout webov\u00fd prohl\u00ed\u017ee\u010d pomoc\u00ed jazyka Python, jak\u00e9 jsou s t\u00edm spojen\u00e9 n\u00e1klady, zda existuj\u00ed offline prohl\u00ed\u017ee\u010de a dal\u0161\u00ed informace. Jak za\u010d\u00edt vyv\u00edjet webov\u00fd prohl\u00ed\u017ee\u010d: Webov\u00fd prohl\u00ed\u017ee\u010d vznik\u00e1 na z\u00e1klad\u011b n\u011bkolika z\u00e1sadn\u00edch proces\u016f. Nejprve si mus\u00edte vybrat z\u00e1kladn\u00ed vlastnosti a funkce, kter\u00e9 chcete do prohl\u00ed\u017ee\u010de zahrnout. Pat\u0159\u00ed sem nap\u0159\u00edklad prohl\u00ed\u017een\u00ed s kartami, spr\u00e1va z\u00e1lo\u017eek, sledov\u00e1n\u00ed historie a kompatibilita s r\u016fzn\u00fdmi webov\u00fdmi technologiemi. Mus\u00edte se tak\u00e9 rozhodnout pro vykreslovac\u00ed j\u00e1dro, kter\u00e9 se bude pou\u017e\u00edvat k zobrazov\u00e1n\u00ed webov\u00fdch str\u00e1nek. Mezi obl\u00edben\u00e9 mo\u017enosti pat\u0159\u00ed WebKit, Gecko a Chromium. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Pot\u00e9 je t\u0159eba zvolit programovac\u00ed jazyk a framework, kter\u00fd chcete pou\u017e\u00edvat. Mezi \u010dasto pou\u017e\u00edvan\u00e9 alternativy pat\u0159\u00ed C++, Java a Python. Vyberte si jazyk, kter\u00fd nejl\u00e9pe odpov\u00edd\u00e1 va\u0161im znalostem a c\u00edl\u016fm, proto\u017ee ka\u017ed\u00fd jazyk m\u00e1 sv\u00e9 v\u00fdhody a nev\u00fdhody. Pro urychlen\u00ed procesu v\u00fdvoje m\u016f\u017eete tak\u00e9 uva\u017eovat o vyu\u017eit\u00ed ji\u017e existuj\u00edc\u00edch framework\u016f nebo knihoven prohl\u00ed\u017ee\u010de. N\u00e1klady spojen\u00e9 s vytvo\u0159en\u00edm webov\u00e9ho prohl\u00ed\u017ee\u010de: N\u00e1klady na v\u00fdvoj webov\u00e9ho prohl\u00ed\u017ee\u010de se mohou v z\u00e1vislosti na \u0159ad\u011b prom\u011bnn\u00fdch v\u00fdrazn\u011b li\u0161it. N\u00e1klady na vytvo\u0159en\u00ed prohl\u00ed\u017ee\u010de od nuly budou v\u011bt\u0161inou tvo\u0159eny \u010dasem a materi\u00e1lem na v\u00fdvoj. N\u00e1kladn\u00e9 m\u016f\u017ee b\u00fdt najmut\u00ed kvalifikovan\u00fdch in\u017een\u00fdr\u016f a n\u00e1vrh\u00e1\u0159\u016f, zejm\u00e9na pokud chcete vytvo\u0159it funk\u010dn\u011b bohat\u00fd prohl\u00ed\u017ee\u010d s elegantn\u00edm u\u017eivatelsk\u00fdm rozhran\u00edm. Dal\u0161\u00ed n\u00e1klady vzniknou v souvislosti s pravidelnou \u00fadr\u017ebou a aktualizacemi. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Pro za\u010d\u00e1tek se m\u016f\u017eete tak\u00e9 rozhodnout vyu\u017e\u00edt projekty prohl\u00ed\u017ee\u010d\u016f s otev\u0159en\u00fdm zdrojov\u00fdm k\u00f3dem. Vzhledem k tomu, \u017ee m\u016f\u017eete pou\u017e\u00edt ji\u017e existuj\u00edc\u00ed k\u00f3d a pomoc komunity, mohou se v\u00fddaje na v\u00fdvoj v\u00fdrazn\u011b sn\u00ed\u017eit. M\u011bjte v\u0161ak na pam\u011bti, \u017ee \u00fapravy a p\u0159id\u00e1v\u00e1n\u00ed odli\u0161n\u00fdch funkc\u00ed mohou st\u00e1le vy\u017eadovat zna\u010dn\u00e9 mno\u017estv\u00ed v\u00fdvoj\u00e1\u0159sk\u00e9 pr\u00e1ce. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> V\u00fdvoj webov\u00e9ho prohl\u00ed\u017ee\u010de v jazyce Python: <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Jednoduch\u00fd webov\u00fd prohl\u00ed\u017ee\u010d lze vytvo\u0159it pomoc\u00ed v\u00fdkonn\u00e9ho programovac\u00edho jazyka Python. Proces v\u00fdvoje je jednodu\u0161\u0161\u00ed, i kdy\u017e nem\u016f\u017ee poskytnout stejnou \u00farove\u0148 v\u00fdkonu nebo flexibility jako jazyky jako C++. Grafick\u00e9 u\u017eivatelsk\u00e9 rozhran\u00ed (GUI) prohl\u00ed\u017ee\u010de lze vytvo\u0159it pomoc\u00ed knihovny Tkinter jazyka Python a moduly jako Requests a BeautifulSoup lze pou\u017e\u00edt ke zpracov\u00e1n\u00ed po\u017eadavk\u016f HTTP, respektive k anal\u00fdze webov\u00fdch str\u00e1nek. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Prvn\u00edm krokem p\u0159i vytv\u00e1\u0159en\u00ed webov\u00e9ho prohl\u00ed\u017ee\u010de v jazyce Python je obvykle vytvo\u0159en\u00ed grafick\u00e9ho u\u017eivatelsk\u00e9ho rozhran\u00ed pomoc\u00ed knihovny Tkinter. Do t\u00e9to kategorie spad\u00e1 vytvo\u0159en\u00ed hlavn\u00edho okna, panelu n\u00e1stroj\u016f, adresn\u00edho \u0159\u00e1dku a dal\u0161\u00edch pot\u0159ebn\u00fdch prvk\u016f. Pot\u00e9 by se implementovaly funkce pro zpracov\u00e1n\u00ed u\u017eivatelsk\u00fdch vstup\u016f, v\u010detn\u011b zad\u00e1v\u00e1n\u00ed adres URL, p\u0159ep\u00edn\u00e1n\u00ed mezi str\u00e1nkami a zobrazov\u00e1n\u00ed online obsahu. Nakonec byste za\u010dlenili pot\u0159ebn\u00e9 moduly pro zpracov\u00e1n\u00ed s\u00ed\u0165ov\u00fdch po\u017eadavk\u016f a generov\u00e1n\u00ed webov\u00fdch str\u00e1nek. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Existuj\u00ed offline prohl\u00ed\u017ee\u010de: <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Ano, existuj\u00ed offline prohl\u00ed\u017ee\u010de. Online obsah lze st\u00e1hnout a ulo\u017eit do offline prohl\u00ed\u017ee\u010d\u016f pro offline p\u0159\u00edstup. Umo\u017e\u0148uj\u00ed u\u017eivatel\u016fm p\u0159\u00edstup k d\u0159\u00edve sta\u017een\u00fdm str\u00e1nk\u00e1m a prohl\u00ed\u017een\u00ed webov\u00fdch str\u00e1nek bez p\u0159ipojen\u00ed k internetu. V m\u00edstech s poruchov\u00fdm nebo nestabiln\u00edm p\u0159ipojen\u00edm k internetu, nap\u0159\u00edklad v letadle nebo na venkov\u011b, jsou offline prohl\u00ed\u017ee\u010de velmi u\u017eite\u010dn\u00e9. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Offline prohl\u00ed\u017ee\u010de obvykle nab\u00edzej\u00ed funkce, jako je kontrola odkaz\u016f, automatick\u00e9 stahov\u00e1n\u00ed str\u00e1nek a mo\u017enost ukl\u00e1dat webov\u00e9 str\u00e1nky pro \u010dten\u00ed offline. Krom\u011b toho \u010dasto nab\u00edzej\u00ed mo\u017enosti p\u0159izp\u016fsoben\u00ed hloubky a rozsahu stahov\u00e1n\u00ed, co\u017e u\u017eivatel\u016fm umo\u017e\u0148uje up\u0159ednostnit ur\u010dit\u00e9 \u010d\u00e1sti str\u00e1nek nebo vynechat nadbyte\u010dn\u00fd obsah. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Shrnut\u00ed: <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> V\u00fdvoj webov\u00e9ho prohl\u00ed\u017ee\u010de je sice n\u00e1ro\u010dn\u00fd \u00fakol, ale se spr\u00e1vn\u00fdm pl\u00e1nov\u00e1n\u00edm, n\u00e1stroji a program\u00e1torsk\u00fdmi dovednostmi je provediteln\u00fd. Je t\u0159eba pe\u010dliv\u011b zv\u00e1\u017eit funk\u010dnost, cenu a programovac\u00ed jazyk, a\u0165 u\u017e se rozhodnete vytvo\u0159it prohl\u00ed\u017ee\u010d od nuly, nebo vyu\u017eijete ji\u017e existuj\u00edc\u00ed r\u00e1mce a knihovny. Nav\u00edc ti, kte\u0159\u00ed jsou offline nebo maj\u00ed \u0161patn\u00e9 p\u0159ipojen\u00ed, maj\u00ed d\u00edky offline prohl\u00ed\u017ee\u010d\u016fm p\u0159\u00edstup k osobit\u00e9mu prohl\u00ed\u017een\u00ed. Vydejte se proto na vzru\u0161uj\u00edc\u00ed cestu tvorby vlastn\u00edho webov\u00e9ho prohl\u00ed\u017ee\u010de, pokud v\u00e1s v\u00fdvoj webov\u00fdch str\u00e1nek bav\u00ed a m\u00e1te o n\u011bm jasnou p\u0159edstavu.<\/p><\/div>\n<div class=\"questions\">\n<div class=\"questionstitle\">FAQ<\/div>\n<div class=\"question\">\n<div class=\"qtitle\"> Prod\u00e1vaj\u00ed prohl\u00ed\u017ee\u010de data?<\/div>\n<p> N\u011bkter\u00e9 webov\u00e9 prohl\u00ed\u017ee\u010de skute\u010dn\u011b shroma\u017e\u010fuj\u00ed a prod\u00e1vaj\u00ed u\u017eivatelsk\u00e1 data. Obvykle je c\u00edlem t\u00e9to techniky vyd\u011blat pen\u00edze prost\u0159ednictv\u00edm c\u00edlen\u00e9 reklamy nebo jin\u00fdch slu\u017eeb zalo\u017een\u00fdch na datech. Existuj\u00ed \u0159e\u0161en\u00ed, kter\u00e1 up\u0159ednost\u0148uj\u00ed soukrom\u00ed u\u017eivatel\u016f a data u\u017eivatel\u016f neprod\u00e1vaj\u00ed ani nezve\u0159ej\u0148uj\u00ed, nicm\u00e9n\u011b ne v\u0161echny prohl\u00ed\u017ee\u010de tento p\u0159\u00edstup dodr\u017euj\u00ed. U\u017eivatel\u00e9 by m\u011bli zn\u00e1t z\u00e1sady ochrany osobn\u00edch \u00fadaj\u016f a postupy shroma\u017e\u010fov\u00e1n\u00ed \u00fadaj\u016f prohl\u00ed\u017ee\u010d\u016f, kter\u00e9 pou\u017e\u00edvaj\u00ed, aby mohli \u010dinit kvalifikovan\u00e1 rozhodnut\u00ed, kter\u00e1 odr\u00e1\u017eej\u00ed jejich preference. <\/p>\n<\/div>\n<div class=\"question\">\n<div class=\"qtitle\"> V jak\u00e9m jazyce je naps\u00e1n prohl\u00ed\u017ee\u010d Chrome?<\/div>\n<p> Z\u00e1kladn\u00edm programovac\u00edm jazykem pou\u017e\u00edvan\u00fdm ve zn\u00e1m\u00e9m webov\u00e9m prohl\u00ed\u017ee\u010di Chrome, kter\u00fd vytvo\u0159ila spole\u010dnost Google, je C++. V r\u016fzn\u00fdch \u010d\u00e1stech prohl\u00ed\u017ee\u010de se v\u0161ak pou\u017e\u00edv\u00e1 i \u0159ada dal\u0161\u00edch jazyk\u016f a technologi\u00ed, v\u010detn\u011b jazyk\u016f JavaScript, HTML, CSS a Python. <\/p>\n<\/div>\n<div class=\"question\">\n<div class=\"qtitle\"> Jak vytvo\u0159it prohl\u00ed\u017ee\u010d pomoc\u00ed jazyka HTML?<\/div>\n<p> Pokud byste cht\u011bli vytvo\u0159it webov\u00fd prohl\u00ed\u017ee\u010d, museli byste si uv\u011bdomit, \u017ee pouh\u00e9 vyu\u017eit\u00ed jazyka HTML nepovede k vytvo\u0159en\u00ed pln\u011b funk\u010dn\u00edho prohl\u00ed\u017ee\u010de. HTML je zna\u010dkovac\u00ed jazyk, kter\u00fd se pou\u017e\u00edv\u00e1 k uspo\u0159\u00e1d\u00e1n\u00ed obsahu webov\u00fdch str\u00e1nek, nicm\u00e9n\u011b nen\u00ed schopen plnit z\u00e1kladn\u00ed funkce prohl\u00ed\u017ee\u010de, jako je vykreslov\u00e1n\u00ed webov\u00fdch str\u00e1nek, zpracov\u00e1n\u00ed u\u017eivatelsk\u00fdch vstup\u016f nebo spr\u00e1va s\u00ed\u0165ov\u00fdch po\u017eadavk\u016f. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Pomoc\u00ed HTML a CSS v\u0161ak lze vytvo\u0159it jednoduch\u00e9 u\u017eivatelsk\u00e9 prost\u0159ed\u00ed podobn\u00e9 prohl\u00ed\u017ee\u010di. Zde je uveden stru\u010dn\u00fd p\u0159ehled postup\u016f pot\u0159ebn\u00fdch k vytvo\u0159en\u00ed z\u00e1kladn\u00edho rozhran\u00ed podobn\u00e9ho prohl\u00ed\u017ee\u010di v jazyce HTML: 1. Vytvo\u0159en\u00ed u\u017eivatelsk\u00e9ho rozhran\u00ed: K rozvr\u017een\u00ed a n\u00e1vrhu rozhran\u00ed podobn\u00e9ho prohl\u00ed\u017ee\u010di pou\u017eijte jazyky HTML a CSS. Sou\u010d\u00e1st\u00ed m\u016f\u017ee b\u00fdt naviga\u010dn\u00ed panel, adresn\u00ed \u0159\u00e1dek a prostor pro zobrazen\u00ed online obsahu. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> 2. Za\u010dlen\u011bn\u00ed vykreslovac\u00edho j\u00e1dra webu: K zobrazen\u00ed webov\u00e9ho obsahu m\u016f\u017eete vyu\u017e\u00edt vestav\u011bn\u00e9 vykreslovac\u00ed j\u00e1dro webu, nap\u0159\u00edklad WebView nebo Chromium Embedded Framework (CEF). K za\u010dlen\u011bn\u00ed t\u011bchto motor\u016f do aplikace lze pou\u017e\u00edt programovac\u00ed jazyky jako C++, Java nebo.NET. 3. Zpracov\u00e1n\u00ed u\u017eivatelsk\u00e9ho vstupu: P\u0159idejte n\u00e1stroje, kter\u00e9 mohou zpracov\u00e1vat u\u017eivatelsk\u00fd vstup, v\u010detn\u011b zad\u00e1v\u00e1n\u00ed adresy URL do adresn\u00edho pole nebo klik\u00e1n\u00ed na odkazy. JavaScript lze pou\u017e\u00edt k zaznamen\u00e1n\u00ed t\u011bchto akc\u00ed a komunikaci s vykreslovac\u00edm j\u00e1drem webu, aby bylo mo\u017en\u00e9 na\u010d\u00edst a zobrazit webov\u00e9 str\u00e1nky. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> 4. Ovl\u00e1d\u00e1n\u00ed navigace: Zahrnuje funkce, jako jsou tla\u010d\u00edtka pro obnoven\u00ed, n\u00e1vrat a posun. Obsluhu t\u011bchto operac\u00ed a komunikaci s vykreslovac\u00edm j\u00e1drem webu lze op\u011bt prov\u00e1d\u011bt pomoc\u00ed jazyka JavaScript. V z\u00e1vislosti na slo\u017eitosti projektu lze p\u0159idat dal\u0161\u00ed funkce, jako jsou z\u00e1lo\u017eky, historie, prohl\u00ed\u017een\u00ed v z\u00e1lo\u017ek\u00e1ch nebo spr\u00e1va soubor\u016f cookie. Tyto funkce \u010dasto vy\u017eaduj\u00ed backendov\u00e9 technologie a slo\u017eit\u011bj\u0161\u00ed program\u00e1torsk\u00e9 dovednosti. <\/p>\n<div class=\"newlinediv\"><\/div>\n<p> Je d\u016fle\u017eit\u00e9 si uv\u011bdomit, \u017ee k vytvo\u0159en\u00ed pln\u011b funk\u010dn\u00edho webov\u00e9ho prohl\u00ed\u017ee\u010de je zapot\u0159eb\u00ed v\u00edce ne\u017e pouh\u00fd jazyk HTML. Aby bylo mo\u017en\u00e9 zvl\u00e1dnout n\u00e1ro\u010dn\u00e9 povinnosti spojen\u00e9 s generov\u00e1n\u00edm online str\u00e1nek, spr\u00e1vou s\u00ed\u0165ov\u00fdch po\u017eadavk\u016f a poskytov\u00e1n\u00edm bezchybn\u00e9ho prohl\u00ed\u017een\u00ed, zahrnuje to integraci r\u016fzn\u00fdch technologi\u00ed, programovac\u00edch jazyk\u016f a rozhran\u00ed API.<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Jak\u00e9 jsou webov\u00e9 prohl\u00ed\u017ee\u010de? Druhy prohl\u00ed\u017ee\u010d\u016f Google Chrome. Microsoft Edge. Safari. Mozilla Firefox. Opera. Maxthon. Dal\u0161\u00ed informace najdete na cs.wikipedia.org P\u0159edstavte se: Z\u00e1kladn\u00edm n\u00e1strojem pro prohl\u00ed\u017een\u00ed a pou\u017e\u00edv\u00e1n\u00ed internetu je webov\u00fd prohl\u00ed\u017ee\u010d. Navzdory dominantn\u00edmu postaven\u00ed zn\u00e1m\u00fdch prohl\u00ed\u017ee\u010d\u016f, jako jsou Google Chrome, Mozilla Firefox a Safari, na trhu existuje \u0159ada d\u016fvod\u016f, pro\u010d byste se mohli zaj\u00edmat &#8230; <a title=\"Jak vytvo\u0159it webov\u00fd prohl\u00ed\u017ee\u010d. Komplexn\u00ed pr\u016fvodce\" class=\"read-more\" href=\"https:\/\/tech-lib.eu\/tech\/jak-vytvorit-webovy-prohlizec-komplexni-pruvodce\/\" aria-label=\"\u010c\u00edst v\u00edce o Jak vytvo\u0159it webov\u00fd prohl\u00ed\u017ee\u010d. Komplexn\u00ed pr\u016fvodce\">\u010c\u00edst d\u00e1l<\/a><\/p>\n","protected":false},"author":609,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[398],"tags":[],"class_list":["post-12613","post","type-post","status-publish","format-standard","hentry","category-vyvoj-webu"],"_links":{"self":[{"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/posts\/12613","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/users\/609"}],"replies":[{"embeddable":true,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/comments?post=12613"}],"version-history":[{"count":0,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/posts\/12613\/revisions"}],"wp:attachment":[{"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/media?parent=12613"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/categories?post=12613"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tech-lib.eu\/tech\/wp-json\/wp\/v2\/tags?post=12613"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}