Heim > Artikel > Web-Frontend > jQuery realisiert eine feste obere Anzeige der Schiebeseite (kann je nach Anzeigeposition verschwinden und ersetzt werden)_jquery
Das Beispiel in diesem Artikel beschreibt, wie jQuery die feste obere Anzeige von Schiebeseiten implementiert (kann je nach Anzeigeposition verschwinden und ersetzt werden). Teilen Sie es als Referenz mit allen. Die Details lauten wie folgt:
Die hier eingeführte jQuery zieht die feste obere Anzeige der Seite und den automatischen Verschwindungseffekt. Unter dem IE-Browser liegt möglicherweise ein Problem vor, aber es kann unter Firefox ausgeführt werden, um den Effekt zu sehen Effekt und ist auch ein sehr häufig verwendetes „Zurück zum Anfang“ „Der Effekt, wenn Sie interessiert sind, werfen Sie einen Blick darauf.“
Der Screenshot des Laufeffekts sieht wie folgt aus:
Die Online-Demo-Adresse lautet wie folgt:
http://demo.jb51.net/js/2015/jquery-fix-top-cha-show-codes/
Der spezifische Code lautet wie folgt:
<!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>回到顶部:哭泣的小丑</title> <script src="jquery-1.6.2.min.js"></script> <!-- CSS模板清除 --> <style> html, body, div, span, applet, object, iframe,h1, h2, h3, h4, h5, h6, p, blockquote, pre,a, abbr, acronym, address, big, cite, code,del, dfn, em, img, ins, kbd, q, s, samp,small, strike, strong, sub, sup, tt, var,b, u, i, center,dl, dt, dd, ol, ul, li,fieldset, form, label, legend, input,table, caption, tbody, tfoot, thead, tr, th, td,article, aside, canvas, details, embed,figure, figcaption, footer, header, hgroup,menu, nav, output, ruby, section, summary,time, mark, audio, video {margin: 0;padding: 0;border: 0;font-size: 100%;} article, aside, details, figcaption, figure,footer, header, hgroup, menu, nav, section {display: block;float:left;}select, input, button,button img, label {vertical-align: middle;}body {font:normal 12px/1.5 "Microsoft Yahei","微软雅黑",Tahoma,Arial,Helvetica,STHeiti; webkit-font-smoothing:antialiased;-moz-font-smoothing: subpixel-antialiased; color:#666;}ol, ul {list-style: none;}blockquote, q {quotes: none;}blockquote:before, blockquote:after,q:before, q:after {content: '';content: none;}table {border-collapse: collapse;border-spacing: 0;}em {font-style: normal}select, input, button, button img, label {vertical-align:middle;}input {font-family:"Microsoft Yahei","微软雅黑";webkit-font-smoothing:antialiased;-moz-font-smoothing: subpixel-antialiased}input, input:focus, button, button:focus, select,textarea, textarea:focus {outline:none; -moz-outline:none; -webkit-outline:none; }input:focus { outline:none; -moz-outline:none; -webkit-outline:none; }textarea {resize:none;}a {color:#666; text-decoration:none;} a:hover {text-decoration:underline;}a:focus {outline:none; -moz-outline:none;-webkit-outline:none;}body {min-width: 960px;} </style> <!-- CSS模板清除 E--> <!-- main CSS --> <style> body{background:#e7e7e7;} .clearfix:before, .clearfix:after, .container_24:before, .container_24:after { content: '.'; display: block; overflow: hidden; visibility: hidden; font-size: 0; line-height: 0; width: 0; height: 0;} .clearfix:after, .container_24:after { clear: both; } .Xc_main{width:750px;margin:0 auto;position:relative;} .Xc_left{float:left;} .Xc_left h1{font-size:24px;padding-top:25px;} .Xc_right{float:right;width:600px;} .Xc_right .Xc_list{margin:10px 0 10px 0;} .Xc_list_top,.Xc_list_main{background:#fff;padding:10px;border:1px solid #ccc;} .Xc_list_top{margin-bottom:10px;} .Xc_gg{width:90px;height:90px;border:1px solid #ccc;background:#fff;text-align:center;} .Xc_bottom{height:650px;background:#fff;padding:10px;border:1px solid #ccc;position:relative;} </style> <!-- main CSS E--> </head> <script> $(function () { $(".Xc_list_top").css("width",$(".Xc_list_main").width()); var resetRightPanelPostion = function () { var msie6 = $.browser.msie && $.browser.version == '6.0' && $.browser.version < 7; if ($.browser.safari) { bodyelem = $("body"); } else { bodyelem = $("html,body"); } var bodyTop = bodyelem.scrollTop(); var top = $(".Xc_left").offset().top; //var t = $("#public_footer").offset().top; var t = $("#footerDestinationBox").offset().top; //var bottom = $("#footerDestinationBox").offset().top; for(var i = 0 ; i < $(".Xc_list .Xc_list_top").length ; i++){ if (bodyTop >= top && ((bodyTop + $(".Xc_left").outerHeight()) < t)) { if (!msie6) { if (bodyTop + $(".Xc_gg").outerHeight() >= t) { $(".Xc_gg").removeClass('fixed').css({ "position": "absolute", "top": t - $(".Xc_gg").outerHeight() + "px" }); } else { $(".Xc_gg").css({ "position": "fixed", "top": 0 }); } } } else { if (!msie6) { $(".Xc_gg").css({ "position": "static" }); } } if(bodyTop>$(".Xc_list").eq(i).offset().top){ $(".Xc_list_top").eq(i).css({position:"absolute",top:top-168}); } if(bodyTop>$(".Xc_list").eq(i).offset().top){ $(".Xc_list_top").eq(i).css({position:"fixed",top:0}); } if(bodyTop<=$(".Xc_list").eq(i).offset().top){ $(".Xc_list_top").eq(i).css({position:"static",top:0}); } } }; window.onload = function () { if ($(".Xc_gg").length) { resetRightPanelPostion(); $(window).scroll(function () { resetRightPanelPostion(); }); } } }) </script> <body> <div class="Xc_main clearfix"> <div class="clearfix" style="margin-top:90px;float:left;"> <div class="Xc_left"> <div class="Xc_gg"> <h1>小丑</h1> <div style="margin-top:40px;">Q群:<em style="color:#0069D6;">150508281</em></div> </div> </div> </div> <div class="Xc_right clearfix"> <div class="Xc_list"> <div class="Xc_list_top" id="Xc_list_top">top 1</div> <div class="Xc_list_main" style="height:300px;background:#fff;"> </div> </div> <div class="Xc_list"> <div class="Xc_list_top">top 2</div> <div class="Xc_list_main" style="height:300px;background:#fff;"> </div> </div> <div class="Xc_list"> <div class="Xc_list_top">top 3</div> <div class="Xc_list_main" style="height:300px;background:#fff;"> </div> </div> <div class="Xc_list"> <div class="Xc_list_top">top 4</div> <div class="Xc_list_main" style="height:300px;background:#fff;"> </div> </div> <div class="Xc_list"> <div class="Xc_list_top">top 5</div> <div class="Xc_list_main" style="height:300px;background:#fff;"> </div> </div> <div class="Xc_list"> <div class="Xc_list_top">top 6</div> <div class="Xc_list_main" style="height:300px;background:#fff;"> </div> </div> </div> </div> <div class="Xc_bottom clearfix" id="footerDestinationBox"> <div style="position:absolute;top:40px;right:50px;"> by 蓝色理想 @哭泣的小丑</div> </div> </body> </html>
Ich hoffe, dass dieser Artikel allen in der jQuery-Programmierung hilfreich sein wird.