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/**
* Prado base namespace
* @namespace Prado
*/
var Prado =
{
/**
* Version of Prado clientscripts
* @var Version
*/
Version: '3.2.3',
/**
* Registry for Prado components
* @var Registry
*/
Registry: $H(),
/**
* Returns browser information.
* <pre>
* var browser = Prado.Browser();
* alert(browser.ie); //should ouput true if IE, false otherwise
* </pre>
* @function {object} ?
* @version 1.0
* @returns browserinfo
* @... {string} agent - Reported user agent
* @... {string} ver - Reported agent version
* @... {0|1} dom - 1 for DOM browsers
* @... {0|1} ns4 - 1 for Netscape 4
* @... {0|1} ns6 - 1 for Netscape 6 and Firefox
* @... {boolean} ie3 - true for IE 3
* @... {0|1} ie5 - 1 for IE 5
* @... {0|1} ie6 - 1 for IE 6
* @... {0|1} ie4 - 1 for IE 4
* @... {0|1} ie - 1 for IE 4-6
* @... {0|1} hotjava - 1 for HotJava
* @... {0|1} ver3 - 1 for IE3 and HotJava
* @... {0|1} opera - 1 for Opera
* @... {boolean} opera7 - true for Opera 7
* @... {0|1} operaOld - 1 for older Opera
* @... {0|1} bw - 1 for IE 4-6, Netscape 4&6, Firefox and Opera
* @... {boolean} mac - true for mac systems
* @... {static} Version - Version of returned structure (1.0)
*/
Browser : function()
{
var info = { Version : "1.0" };
var is_major = parseInt( navigator.appVersion );
info.nver = is_major;
info.ver = navigator.appVersion;
info.agent = navigator.userAgent;
info.dom = document.getElementById ? 1 : 0;
info.opera = window.opera ? 1 : 0;
info.ie5 = ( info.ver.indexOf( "MSIE 5" ) > -1 && info.dom && !info.opera ) ? 1 : 0;
info.ie6 = ( info.ver.indexOf( "MSIE 6" ) > -1 && info.dom && !info.opera ) ? 1 : 0;
info.ie4 = ( document.all && !info.dom && !info.opera ) ? 1 : 0;
info.ie = info.ie4 || info.ie5 || info.ie6;
info.mac = info.agent.indexOf( "Mac" ) > -1;
info.ns6 = ( info.dom && parseInt( info.ver ) >= 5 ) ? 1 : 0;
info.ie3 = ( info.ver.indexOf( "MSIE" ) && ( is_major < 4 ) );
info.hotjava = ( info.agent.toLowerCase().indexOf( 'hotjava' ) != -1 ) ? 1 : 0;
info.ns4 = ( document.layers && !info.dom && !info.hotjava ) ? 1 : 0;
info.bw = ( info.ie6 || info.ie5 || info.ie4 || info.ns4 || info.ns6 || info.opera );
info.ver3 = ( info.hotjava || info.ie3 );
info.opera7 = ( ( info.agent.toLowerCase().indexOf( 'opera 7' ) > -1 ) || ( info.agent.toLowerCase().indexOf( 'opera/7' ) > -1 ) );
info.operaOld = info.opera && !info.opera7;
return info;
},
/**
* Import CSS from Url.
* @function ?
* @param doc - document DOM object
* @param css_file - Url to CSS file
*/
ImportCss : function(doc, css_file)
{
if (Prado.Browser().ie)
var styleSheet = doc.createStyleSheet(css_file);
else
{
var elm = doc.createElement("link");
elm.rel = "stylesheet";
elm.href = css_file;
var headArr;
if (headArr = doc.getElementsByTagName("head"))
headArr[0].appendChild(elm);
}
}
};
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