jQuery
【jQuery】jQueryを使った評価プラグイン。RateIt
June 25, 2016

RateItはjQueryを使った評価プラグイン(HTML5 data-* を使用)
<div class="rateit"></div>
<span class="rateit"></span>
<input type="range" min="0" max="7" value="0" step="0.5" id="backing2"> <div class="rateit" data-rateit-backingfld="#backing2"></div>
<select id="backing2b"> <option value="0">Bad</option> <option value="1" selected="selected">OK</option> <option value="2">Great</option> <option value="3">Excellent</option> </select> <div class="rateit" data-rateit-backingfld="#backing2b"></div>
<select id="backing2c"> <option value="1">Bad</option> <option value="2">OK</option> <option value="3">Great</option> <option value="4">Excellent</option> </select> <div class="rateit" data-rateit-backingfld="#backing2c" data-rateit-min="0"></div>
<div class="rateit" data-rateit-value="2.5" data-rateit-ispreset="true" data-rateit-readonly="true"></div>
<input type="range" value="4" step="0.25" id="backing4"> <div class="rateit" data-rateit-backingfld="#backing4" data-rateit-resetable="false" data-rateit-ispreset="true" data-rateit-min="0" data-rateit-max="10"> </div>
<div class="rateit" id="rateit5" data-rateit-min="2"> </div> <div> <span id="value5"></span> <span id="hover5"></span> </div> <script type="text/javascript"> $("#rateit5").bind('rated', function (event, value) { $('#value5').text('You\'ve rated it: ' + value); }); $("#rateit5").bind('reset', function () { $('#value5').text('Rating reset'); }); $("#rateit5").bind('over', function (event, value) { $('#hover5').text('Hovering over: ' + value); }); </script>
<input type="hidden" id="backing6"> <div id="rateit6"> </div> <script type="text/javascript"> $(function () { $('#rateit6').rateit({ max: 20, step: 2, backingfld: '#backing6' }); }); </script>
Inline code
<div class="rateit bigstars" data-rateit-starwidth="32" data-rateit-starheight="32"></div>
Style sheet
div.bigstars div.rateit-range { background: url(star-white32.png); height: 32px; } div.bigstars div.rateit-hover { background: url(star-gold32.png); } div.bigstars div.rateit-selected { background: url(star-red32.png); } div.bigstars div.rateit-reset { background: url(star-black32.png); width: 32px; height: 32px; } div.bigstars div.rateit-reset:hover { background: url(star-white32.png); }
Inline code
<div class="rateit antenna" data-rateit-starwidth="11" data-rateit-starheight="25"></div>
Style sheet
div.antenna div.rateit-range { background: url(antenna-black.png) no-repeat; height: 25px; } div.antenna div.rateit-hover { background: url(antenna-yellow.png) no-repeat; } div.antenna div.rateit-selected { background: url(antenna-red.png) no-repeat; }
Inline code
<div class="rateit svg" data-rateit-starwidth="15" data-rateit-starheight="15"></div>
Style sheet
div.svg div.rateit-range { background: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz4NCjxzdmcgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIiB3aWR0aD0iMTVweCIgaGVpZ2h0PSIxNXB4Ij4NCiAgPHRleHQgeD0iMCIgeT0iMTUiIGZpbGw9ImJsYWNrIiBmb250LXNpemU9IjE4Ij7inKY8L3RleHQ+DQo8L3N2Zz4=') /*star-normal.svg*/; *background: url(star-normal.svg); /* For IE 6 and 7 */ } div.svg div.rateit-hover { background: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz4NCjxzdmcgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIiB3aWR0aD0iMTUiIGhlaWdodD0iMTUiPg0KICA8dGV4dCB4PSIwIiB5PSIxNSIgZmlsbD0ieWVsbG93IiBmb250LXNpemU9IjE4Ij7inKY8L3RleHQ+DQo8L3N2Zz4=') /*star-hover.svg*/; *background: url(star-hover.svg); /* For IE 6 and 7 */ } div.svg div.rateit-selected { background: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz4NCjxzdmcgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIiB3aWR0aD0iMTUiIGhlaWdodD0iMTUiPg0KICA8dGV4dCB4PSIwIiB5PSIxNSIgZmlsbD0icmVkIiBmb250LXNpemU9IjE4Ij7inKY8L3RleHQ+DQo8L3N2Zz4=') /*star-selected.svg*/; *background: url(star-selected.svg); /* For IE 6 and 7 */ } div.svg div.rateit-preset { background: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz4NCjxzdmcgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIiB3aWR0aD0iMTAwJSIgaGVpZ2h0PSIxMDAlIj4NCiAgPHRleHQgeD0iMCIgeT0iMTUiIGZpbGw9ImJsYWNrIiBmb250LXNpemU9IjE1Ij7inKY8L3RleHQ+DQo8L3N2Zz4=') /*star-preset.svg*/; *background: url(star-preset.svg); /* For IE 6 and 7 */ }
SVG file
<?xml version="1.0" encoding="UTF-8" ?> <svg xmlns="http://www.w3.org/2000/svg" width="15px" height="15px"> <text x="0" y="15" fill="black" font-size="18">✦</text> </svg>
<div class="rateit" id="rateit9"> </div> <div> <button onclick="alert($('#rateit9').rateit('value'))">Get value</button> <button onclick="$('#rateit9').rateit('value', prompt('Input numerical value'))">Set value</button> </div> <div> <button onclick="alert($('#rateit9').rateit('max'))">Get max value</button> <button onclick="$('#rateit9').rateit('max', prompt('Input numerical value'))">Set max value</button> </div> <div> <button onclick="alert($('#rateit9').rateit('step'))">Get step size</button> <button onclick="$('#rateit9').rateit('step', prompt('Input numerical value'))">Set step size</button> </div> <div> <button onclick="alert($('#rateit9').rateit('readonly'))">Get readonly value</button> <button onclick="$('#rateit9').rateit('readonly',!$('#rateit9').rateit('readonly'))">Toggle readonly</button> </div> <div> <button onclick="alert($('#rateit9').rateit('ispreset'))">Get ispreset value</button> <button onclick="$('#rateit9').rateit('ispreset',!$('#rateit9').rateit('ispreset'))">Toggle ispreset</button> </div> <div> <button onclick="$('#rateit9').rateit('reset')">Reset</button> </div>
Basic numbers
<div class="rateit" id="rateit10"> </div> <script type="text/javascript"> $("#rateit10").bind('over', function (event,value) { $(this).attr('title', value); }); </script>
Custom text
<div class="rateit" id="rateit10b" data-rateit-step="1"> </div> <script type="text/javascript"> var tooltipvalues = ['bad', 'poor', 'ok', 'good', 'super']; $("#rateit10b").bind('over', function (event, value) { $(this).attr('title', tooltipvalues[value-1]); }); </script>
Client
<div id="products"> <div style="float:right; width:350px; border:1px solid #ccc; padding:1em;"> <strong>Server response:</strong> <ul id="response"> </ul> </div> <ul> <li><h4>Product X (id: 312)</h4> RateIt: <div data-productid="312" class="rateit"></div> </li> <li><h4>Product Y (id: 423)</h4> RateIt: <div data-productid="423" class="rateit"></div></li> <li><h4>Product Z (id: 653)</h4> RateIt: <div data-productid="653" class="rateit"></div> </li> </ul> </div> <script type ="text/javascript"> //we bind only to the rateit controls within the products div $('#products .rateit').bind('rated reset', function (e) { var ri = $(this); //if the use pressed reset, it will get value: 0 (to be compatible with the HTML range control), we could check if e.type == 'reset', and then set the value to null . var value = ri.rateit('value'); var productID = ri.data('productid'); // if the product id was in some hidden field: ri.closest('li').find('input[name="productid"]').val() //maybe we want to disable voting? ri.rateit('readonly', true); $.ajax({ url: 'rateit.aspx', //your server side script data: { id: productID, value: value }, //our data type: 'POST', success: function (data) { $('#response').append('<li>' + data + '</li>'); }, error: function (jxhr, msg, err) { $('#response').append('<li style="color:red">' + msg + '</li>'); } }); }); </script>
Server (ASPX) super simplified
<%@ Page Language="C#" %> <% //Get value float value = float.Parse(Request.Form["value"]); int productID = int.Parse(Request.Form["id"]); Response.Write(string.Format("You voted {0} on product: {1}.<br/>Time on server: {2}", value, productID, DateTime.Now.ToString())); %>
<div class="rateit" id="rateit12"></div> <p>Pick a size: <select id="size_12"> <option data-class="" data-size="16" selected>normal</option> <option data-class="bigstars" data-size="32">big</option> </select> </p> <script type="text/javascript"> $('#size_12').change(function () { var option = $(this.options[this.selectedIndex]); $('#rateit12').removeClass('bigstars') //remove old class .addClass(option.data('class')) //add new class .rateit('starwidth', option.data('size')) //change width .rateit('starheight', option.data('size')); //change height }); </script>
<div class="rateit" id="rateit3"></div> <script type="text/javascript"> $('#rateit13').on('beforerated', function (e, value) { if (!confirm('Are you sure you want to rate this item: ' + value + ' stars?')) { e.preventDefault(); } }); $('#rateit13').on('beforereset', function (e) { if (!confirm('Are you sure you want to reset the rating?')) { e.preventDefault(); } }); </script>
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