webgui/www/extras/yui/examples/autocomplete/ac_ysearch_json_clean.html
2008-03-25 16:13:25 +00:00

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<title>Use AutoComplete to access the Yahoo! Search JSON API</title>
<style type="text/css">
/*margin and padding on body element
can introduce errors in determining
element position and are not recommended;
we turn them off as a foundation for YUI
CSS treatments. */
body {
margin:0;
padding:0;
}
</style>
<link rel="stylesheet" type="text/css" href="../../build/fonts/fonts-min.css" />
<link rel="stylesheet" type="text/css" href="../../build/autocomplete/assets/skins/sam/autocomplete.css" />
<script type="text/javascript" src="../../build/yahoo-dom-event/yahoo-dom-event.js"></script>
<script type="text/javascript" src="../../build/animation/animation-min.js"></script>
<script type="text/javascript" src="../../build/connection/connection-min.js"></script>
<script type="text/javascript" src="../../build/json/json-min.js"></script>
<script type="text/javascript" src="../../build/autocomplete/autocomplete-min.js"></script>
<!--begin custom header content for this example-->
<style type="text/css">
/* custom styles for centered example */
body, h1 { margin:0;padding:0; } /* needed for known issue with Dom.getXY() in safari for absolute elements in positioned containers */
#ysearch { text-align:center; }
#ysearchinput { position:static;width:20em; } /* to center, set static and explicit width: */
#ysearchcontainer { text-align:left;width:20em; } /* to center, set left-align and explicit width: */
</style>
<!--end custom header content for this example-->
</head>
<body class=" yui-skin-sam">
<h1>Use AutoComplete to access the Yahoo! Search JSON API</h1>
<div class="exampleIntro">
<p>This example's DataSource instance points to Yahoo! Search Web Services,
which returns JSON data via a simple PHP proxy. The DataSource schema will
parse the return data for fields named "Title", "Summary", and "Cache". In order
for the Yahoo! Search application to return
valid data, the DataSource property <code>scriptQueryAppend</code> is used
to pass along all the required query parameters, and the property
<code>queryMatchContains</code> has been enabled.</p>
<p>To achieve the shrink-wrapped, centered search module, custom CSS rules have
been applied, and the method <code>doBeforeExpandContainer</code> has been
customized to position the container directly below the input field.</p>
</div>
<!--BEGIN SOURCE CODE FOR EXAMPLE =============================== -->
<form action="http://search.yahoo.com/search" onsubmit="return YAHOO.example.ACJson.validateForm();">
<div id="ysearch">
<label>Yahoo! Search: </label>
<input id="ysearchinput" type="text" name="p">
<input id="ysearchsubmit" type="submit" value="Submit Query">
<div id="ysearchcontainer"></div>
</div>
</form>
<script type="text/javascript">
YAHOO.example.ACJson = new function(){
// Instantiate an XHR DataSource and define schema as an array:
// ["Multi-depth.object.notation.to.find.a.single.result.item",
// "Query Key",
// "Additional Param Name 1",
// ...
// "Additional Param Name n"]
this.oACDS = new YAHOO.widget.DS_XHR("assets/php/ysearch_proxy.php", ["ResultSet.Result","Title"]);
this.oACDS.queryMatchContains = true;
this.oACDS.scriptQueryAppend = "output=json&results=100"; // Needed for YWS
// Instantiate AutoComplete
this.oAutoComp = new YAHOO.widget.AutoComplete("ysearchinput","ysearchcontainer", this.oACDS);
this.oAutoComp.useShadow = true;
this.oAutoComp.formatResult = function(oResultItem, sQuery) {
return oResultItem[1].Title + " (" + oResultItem[1].Url + ")";
};
this.oAutoComp.doBeforeExpandContainer = function(oTextbox, oContainer, sQuery, aResults) {
var pos = YAHOO.util.Dom.getXY(oTextbox);
pos[1] += YAHOO.util.Dom.get(oTextbox).offsetHeight + 2;
YAHOO.util.Dom.setXY(oContainer,pos);
return true;
};
// Stub for form validation
this.validateForm = function() {
// Validation code goes here
return true;
};
};
</script>
<!--END SOURCE CODE FOR EXAMPLE =============================== -->
</body>
</html>