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kissy waterfall插件和php使用小例子

 最近工作比較忙,沒有時間寫博文! 這段時間網站需要使用瀑布流,從網上搜尋了一堆,全是一樣的博文!哎,同一個部落客的文章來回的複制粘貼看的我都郁悶了!有很多人推薦使用kissy waterfall 這個插件!是以主要是講解一下kissy waterfall和動态調用怎麼結合起來(高手請繞道,因為一看就能明白,主要是寫給新手的!!)。 别的不多說,直接上代碼(本例子使用kissy waterfall + PHP),可以直接去附件裡面下載下傳小例子,放到PHP的環境下都能運作:

首先建立html檔案(demo.html):

  1. <!DOCTYPE html> 
  2. <html> 
  3. <head> 
  4. <title>demo</title> 
  5.  <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 
  6. <link rel="stylesheet" href="demo.css" type="text/css" media="all"/> 
  7. <script src="kissy.js"></script> 
  8. <script src="base.js"></script> 
  9. <script src="loader.js"></script> 
  10. <script src="waterfall.js"></script> 
  11. </head> 
  12. <body> 
  13. <div id="wrapper"> 
  14.     <div id="button_container"></div> 
  15.     <div id="article"> 
  16.         <div id="ColumnContainer"> </div> 
  17.         <a id="BackToTop" href="#">Scroll to Top</a> 
  18.         <div id="loadingPins"><img src="http://d3io1k5o0zdpqr.cloudfront.net/p_w_picpaths/BouncingLoader.gif" alt="Pin Loader Image"/><span>Fetching pins&hellip;</span></div> 
  19.     </div> 
  20. </div> 
  21. <script type="tpl" id="tpl"> 
  22.     <div class="pin ks-waterfall" data-id="`id`"> 
  23.         <a href="#" class="p_w_picpath"> 
  24.             <img height="`height`" alt="`title`" src="http://farm`farm`.static.flickr.com/`server`/`id`_`secret`_m.jpg" /> 
  25.         </a> 
  26.         <p class="description">`title`</p> 
  27.     </div> 
  28. </script> 
  29. <script src="demo2.js"></script> 
  30. </body> 
  31. </html> 

然後我們檢視js檔案(這個js檔案是和php互動的重要檔案demo2.js):

  1. KISSY.use("waterfall,ajax,template,node", function(S, Waterfall, io, Template, Node) { 
  2.     var $ = Node.all; 
  3.     var tpl = S.Template($('#tpl').html()), 
  4.         nextpage = 1, 
  5.         waterfall = new Waterfall.Loader({ 
  6.         container:"#ColumnContainer", 
  7.         load:function(success, end) { 
  8.             $('#loadingPins').show(); 
  9.             S.ajax({ 
  10.                 type: 'post', 
  11.                 data:{ 
  12.                     'page': nextpage, 
  13.                     'per_page': 20, 
  14.                     'format': 'json' 
  15.                 }, 
  16.                 url: 'post.php', 
  17.                 dataType: "jsonp", 
  18.                 jsonp: "jsoncallback", 
  19.                 success: function(d) { 
  20.                     // 如果資料錯誤, 則立即結束 
  21.                     if (d.stat !== 'ok') { 
  22.                         alert('load data error!'); 
  23.                         end(); 
  24.                         return; 
  25.                     } 
  26.                     // 如果到最後一頁了, 也結束加載 
  27.                     nextpage = d.photos.page + 1; 
  28.                     if (nextpage > d.photos.pages) { 
  29.                         end(); 
  30.                         return; 
  31.                     } 
  32.                     // 拼裝每頁資料 
  33.                     var items = []; 
  34.                     S.each(d.photos.photo, function(item) { 
  35.                         item.height = Math.round(Math.random()*(300 - 180) + 180); // fake height 
  36.                         items.push(new S.Node(tpl.render(item))); 
  37.                     }); 
  38.                     success(items); 
  39.                 }, 
  40.                 complete: function() { 
  41.                     $('#loadingPins').hide(); 
  42.                 } 
  43.             }); 
  44.         }, 
  45.         // align:'left', // center (default), right 
  46.         minColCount:2, 
  47.         colWidth:225 
  48.     }); 
  49.     waterfall.on('adjustComplete', function() { 
  50.         S.log('after adjust complete!'); 
  51.     }); 
  52.     waterfall.on('addComplete', function() { 
  53.         S.log('after add complete!'); 
  54.     }); 
  55.     // scrollTo 
  56.     $('#BackToTop').on('click', function(e) { 
  57.         e.halt(); 
  58.         e.preventDefault(); 
  59.         $(window).stop(); 
  60.         $(window).animate({ 
  61.             scrollTop:0 
  62.         },1,"easeOut"); 
  63.     }); 
  64. }); 

這裡說明一下 url:post.php 這個post.php是指送出的action(廢話,都能看懂),小小的汗一下!!

  1. <?php 
  2.     $callback=isset($_REQUEST['jsoncallback'])?trim($_REQUEST['jsoncallback']):''; 
  3.     $page_count = $_REQUEST['per_page'];  //顯示的條數 
  4.     $page  = $_REQUEST['page']; //顯示第幾頁 
  5.     echo $callback.'({"photos":{"page":2, "pages":62877, "perpage":20, "total":"1257521", "photo":[{"id":"6849293233", "owner":"57117553@N08", "secret":"f7178fa300", "server":"7174", "farm":8, "title":"RoseCityClassicDogShow-59", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849293909", "owner":"57117553@N08", "secret":"8e58affa19", "server":"7015", "farm":8, "title":"RoseCityClassicDogShow-61", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849286251", "owner":"57117553@N08", "secret":"1ced22d740", "server":"7041", "farm":8, "title":"RoseCityClassicDogShow-34", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849276543", "owner":"57117553@N08", "secret":"b8e58caa73", "server":"7002", "farm":8, "title":"RoseCityClassicDogShow-7", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849290171", "owner":"57117553@N08", "secret":"f346758302", "server":"7197", "farm":8, "title":"RoseCityClassicDogShow-48", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849279815", "owner":"57117553@N08", "secret":"1616b3c3c8", "server":"7189", "farm":8, "title":"RoseCityClassicDogShow-17", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849276969", "owner":"57117553@N08", "secret":"4d168ae1c9", "server":"7173", "farm":8, "title":"RoseCityClassicDogShow-8", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849288399", "owner":"57117553@N08", "secret":"291c6a69cd", "server":"7041", "farm":8, "title":"RoseCityClassicDogShow-40", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849277955", "owner":"57117553@N08", "secret":"92d0f97bcc", "server":"7157", "farm":8, "title":"RoseCityClassicDogShow-11", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849292607", "owner":"57117553@N08", "secret":"c648ff140e", "server":"7171", "farm":8, "title":"RoseCityClassicDogShow-57", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849291099", "owner":"57117553@N08", "secret":"fdb84073a3", "server":"7032", "farm":8, "title":"RoseCityClassicDogShow-52", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849200725", "owner":"66123622@N05", "secret":"f64fcc728f", "server":"7052", "farm":8, "title":"213058", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849221181", "owner":"44747875@N07", "secret":"437414415d", "server":"7025", "farm":8, "title":"Photo 361\/365 - La Vie En Rouge, Chantelle Ivy", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849208117", "owner":"26016495@N02", "secret":"95940d1afa", "server":"7014", "farm":8, "title":"Meus testes continuam", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849185165", "owner":"66914897@N02", "secret":"6dbb291d7b", "server":"7172", "farm":8, "title":"TodaysYellow", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849184671", "owner":"37404283@N02", "secret":"3ff6cf40cc", "server":"7070", "farm":8, "title":"Pink Rose Cupcake Sign", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849115965", "owner":"71597918@N04", "secret":"30c503d5a2", "server":"7159", "farm":8, "title":"\"Le Grand March\u00e9 de la Gastronomie\"", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849111855", "owner":"38081423@N08", "secret":"48fe7e4250", "server":"7055", "farm":8, "title":"1950s rose print blouse, by Shapely Classic", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849058247", "owner":"26583026@N07", "secret":"bee2e61595", "server":"7153", "farm":8, "title":"L\'Amore Nero", "ispublic":1, "isfriend":0, "isfamily":0}, {"id":"6849071711", "owner":"74409264@N00", "secret":"b76087ec2a", "server":"7193", "farm":8, "title":"Pink Rose", "ispublic":1, "isfriend":0, "isfamily":0}]}, "stat":"ok"})'; 
  6. ?> 

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