Creating Namespaces in Javascript - 1


	Creating Namespaces in Javascript - 1
januariusp
10-8-2009 5:47 PM
51 views
tags:
javascript, namespaces
januariusp says:
One of the ways to create a namespace function.
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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/bf2133d2-9434-4205-b1ea-2622bc0cc19c/194FBAAD-4629-4BAC-907F-3075E926C0CB/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://weblogs.asp.net/mschwarz/archive/2005/08/26/423699.aspx" href="http://weblogs.asp.net/mschwarz/archive/2005/08/26/423699.aspx" style="font-size: 11px;">weblogs.asp.net</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://weblogs.asp.net/mschwarz/archive/2005/08/26/423699.aspx"><H2 class="pageTitle">
       JavaScript and Namespaces (howto)               
    </H2></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://weblogs.asp.net/mschwarz/archive/2005/08/26/423699.aspx"><P><FONT size="2">On one of my last </FONT><A href="http://weblogs.asp.net/mschwarz/archive/2005/08/19/423078.aspx" bitly="BITLY_PROCESSED"><FONT size="2">blogs</FONT></A><FONT size="2"> I wrote about the way using namespaces in JavaScript. Some developers asked me how to create namespaces in JavaScript. Following short example will have a registerNS method which will create the necessary objects (our namespaces).</FONT></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://weblogs.asp.net/mschwarz/archive/2005/08/26/423699.aspx"><P><FONT face="Courier New" size="2">&lt;script language="javascript"&gt;</FONT></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://weblogs.asp.net/mschwarz/archive/2005/08/26/423699.aspx"><P><FONT face="Courier New" size="2">function registerNS(ns)<BR />{<BR /> var nsParts = ns.split(".");<BR /> var root = window;</FONT></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://weblogs.asp.net/mschwarz/archive/2005/08/26/423699.aspx"><P><FONT face="Courier New" size="2"> for(var i=0; i&lt;nsParts.length; i++)<BR /> {<BR />  if(typeof root[nsParts[i]] == "undefined")<BR />   root[nsParts[i]] = new Object();</FONT></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://weblogs.asp.net/mschwarz/archive/2005/08/26/423699.aspx"><P><FONT face="Courier New" size="2">  root = root[nsParts[i]];<BR /> }<BR />}</FONT></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://weblogs.asp.net/mschwarz/archive/2005/08/26/423699.aspx"><P><BR /><FONT face="Courier New" size="2">registerNS("Michael.Ajax.Utilities");</FONT></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://weblogs.asp.net/mschwarz/archive/2005/08/26/423699.aspx"><P><FONT face="Courier New" size="2">Michael.Ajax.Utilities.RegisterCallback = function(e, callback)<BR />{</FONT></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://weblogs.asp.net/mschwarz/archive/2005/08/26/423699.aspx"><P><FONT face="Courier New" size="2"> // ...<BR />}</FONT></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://weblogs.asp.net/mschwarz/archive/2005/08/26/423699.aspx"><P><FONT face="Courier New" size="2">Michael.Ajax.WebService = function(wsdl, async)<BR />{<BR /> this.wsdl = wsdl;<BR /> this.async = async;</FONT></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://weblogs.asp.net/mschwarz/archive/2005/08/26/423699.aspx"><P><FONT face="Courier New" size="2"> // ...<BR />}</FONT></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://weblogs.asp.net/mschwarz/archive/2005/08/26/423699.aspx"><P><FONT face="Courier New" size="2">// sample usage</FONT></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://weblogs.asp.net/mschwarz/archive/2005/08/26/423699.aspx"><P><FONT size="2"><FONT face="Courier New">var ws = new Michael.Ajax.WebService(</FONT><FONT face="Courier New">http://.../service1.asmx?WSDL</FONT></FONT><FONT face="Courier New" size="2">, true);<BR />ws.onready = function(res)<BR />{<BR /> alert(res.value);<BR />}<BR />ws.ServerAdd(21, 2);</FONT></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://weblogs.asp.net/mschwarz/archive/2005/08/26/423699.aspx"><P><FONT face="Courier New" size="2">&lt;/script&gt;</FONT></P></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/194FBAAD-4629-4BAC-907F-3075E926C0CB/blog/" title="blog or email this clip"><img src="http://content7.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>
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