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1 20 jhriggs 
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/1998/REC-html40-19980424/loose.dtd">
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<html>
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<head>
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<title>NSObject(TruePreviewObject)</title>
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<meta http-equiv="Content-Type" content="text/html; charset=ascii">
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<meta name="generator" content="HeaderDoc">
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<meta name="xcode-display" content="render">
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<style><!--
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#tocMenu {
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    display: block;
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    position:fixed;
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    left:0px;
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    width:210px;
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    height:100%;
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    background:transparent;
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}
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#bodyText {
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    margin-left: 210px;
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}
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--></style>
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<script language="JavaScript" type="text/javascript"><!--
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function hidetoc() {
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  var origURL = parent.document.URL;
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  var contentURL = origURL.substring(origURL.indexOf('?')+1, origURL.length);
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  if (contentURL.length == origURL.length) {
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    jumpPos = origURL.substring(origURL.indexOf('#')+1, origURL.length);
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  }
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  if (contentURL == "hidetoc") {
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    var toc = document.getElementById('tocMenu');
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    var body = document.getElementById('bodyText');
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    if (toc && body) {
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      toc.style.display = 'none';
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      body.style.marginLeft = '0px';
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    }
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  }
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}
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--></script><style type="text/css"><!--.keyword {background:#ffffff; color:#761550;}.template {background:#ffffff; color:#761550;}.number {background: #ffffff; color:#0000ff;}.function {background:#ffffff; color:#000000;}.string {background: #ffffff; color:#891315;}.preprocessor {background:#ffffff; color:#236e25}.comment {background:#ffffff; color:#236e25}.char {background: #ffffff; color:#0000ff;}.var {background:#ffffff; color:#000000;}.type {background:#ffffff; color:#761550;}.param {background:#ffffff; color:#000000;}a:link {text-decoration: none; font-family: lucida grande, geneva, helvetica, arial, sans-serif; font-size: small; color: #0000ff;}a:visited {text-decoration: none; font-family: lucida grande, geneva, helvetica, arial, sans-serif; font-size: small; color: #0000ff;}a:visited:hover {text-decoration: underline; font-family: lucida grande, geneva, helvetica, arial, sans-serif; font-size: small; color: #ff6600;}a:active {text-decoration: none; font-family: lucida grande, geneva, helvetica, arial, sans-serif; font-size: small; color: #ff6600;}a:hover {text-decoration: underline; font-family: lucida grande, geneva, helvetica, arial, sans-serif; font-size: small; color: #ff6600;}h4 {text-decoration: none; font-family: lucida grande, geneva, helvetica, arial, sans-serif; font-size: tiny; font-weight: bold;}body {text-decoration: none; font-family: lucida grande, geneva, helvetica, arial, sans-serif; font-size: 10pt;}.list_indent { margin-left: 40px; }.declaration_indent { margin-left: 40px; }.param_indent { margin-left: 40px; }.group_indent { margin-left: 40px; }.group_desc_indent { margin-left: 20px; }.warning_indent { margin-left: 40px; }.important_indent { margin-left: 40px; }.hd_tocAccess { font-style: italic; font-size: 10px; font-weight: normal; color: #303030; }--></style>
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</head>
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<body bgcolor="#ffffff" onload="hidetoc();">
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<!-- headerDoc=cat; uid=//apple_ref/occ/cat/NSObject(TruePreviewObject);  name=NSObject(TruePreviewObject)-->
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<a name="//apple_ref/occ/cat/NSObject(TruePreviewObject)"></a><div id="tocMenu">
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<iframe id="toc_content" name="toc_content" src="toc.html" width="210" height="100%" align="left" frameborder="0">This document set is best viewed in a browser that supports iFrames.</iframe>
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</div>
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<div id="bodyText">
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<a name="top"></a>
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<hr>
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<table border="0" cellpadding="2" cellspacing="2" width="300"><tr><td valign="top" height="12" colspan="5">
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<h1><a name="NSObject(TruePreviewObject)">NSObject(TruePreviewObject)</a></h1>
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</td></tr></table>
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<hr>
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<p><b>Version:</b> @(#) $Id: TruePreview.h 17 2009-10-09 12:21:07Z jhriggs $<br><b>Extends&#160;Class:</b> <!-- a logicalPath="//apple_ref/occ/cl/NSObject" -->NSObject<!-- /a --><br><b>Declared In:</b> <a href="../../index.html" target="_top">TruePreview.h</a><br></p>
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<div class="declaration_indent">
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</div>
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<h5 class="tight">
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<font face="Lucida Grande,Helvetica,Arial">Discussion</font>
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</h5>
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<!-- begin discussion --><p>Adds a method for method swizzling to <code>NSObject</code> instances.
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<!-- end discussion -->
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</p>
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<p></p>
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<hr>
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<br><a name="HeaderDoc_groups"><h2>Groups</h2></a>
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<h3>Class methods</h3>
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<div class="group_desc_indent">
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<p></p>
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<p></p>
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</div>
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<h4>Group members:</h4>
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<div class="group_indent">
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<dl>
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<dt><tt><a href="index.html#//apple_ref/occ/clm/NSObject(TruePreviewObject)/truePreviewAddAsCategoryToClass:" logicalPath="//apple_ref/occ/clm/NSObject(TruePreviewObject)/truePreviewAddAsCategoryToClass:" target="_top">+truePreviewAddAsCategoryToClass:</a></tt></dt>
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<dd></dd>
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<dt><tt><a href="index.html#//apple_ref/occ/clm/NSObject(TruePreviewObject)/truePreviewSwizzleMethod:withMethod:isClassMethod:" logicalPath="//apple_ref/occ/clm/NSObject(TruePreviewObject)/truePreviewSwizzleMethod:withMethod:isClassMethod:" target="_top">+truePreviewSwizzleMethod:withMethod:isClassMethod:</a></tt></dt>
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<dd></dd>
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</dl>
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</div>
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<hr>
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<a name="HeaderDoc_methods"></a>
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<h2>Methods</h2>
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<dl>
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<dt><tt><a href="index.html#//apple_ref/occ/clm/NSObject(TruePreviewObject)/truePreviewAddAsCategoryToClass:" target="_top">+truePreviewAddAsCategoryToClass:</a></tt></dt>
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<dd></dd>
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<dt><tt><a href="index.html#//apple_ref/occ/clm/NSObject(TruePreviewObject)/truePreviewSwizzleMethod:withMethod:isClassMethod:" target="_top">+truePreviewSwizzleMethod:withMethod:isClassMethod:</a></tt></dt>
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<dd></dd>
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</dl>
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<hr>
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<!-- headerDoc=clm;  uid=//apple_ref/occ/clm/NSObject(TruePreviewObject)/truePreviewAddAsCategoryToClass:;   name=NSObject(TruePreviewObject)::truePreviewAddAsCategoryToClass: --><a name="//apple_ref/occ/clm/NSObject(TruePreviewObject)/truePreviewAddAsCategoryToClass:"></a>
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<table border="0" cellpadding="2" cellspacing="2" width="300"><tr><td valign="top" height="12" colspan="5">
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<h3><a name="truePreviewAddAsCategoryToClass:">truePreviewAddAsCategoryToClass:</a></h3>
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</td></tr></table>
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<hr>
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<p></p>
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<div class="declaration_indent">
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<pre>+ (<!-- a logicalPath="//apple_ref/occ/cl/void //apple_ref/occ/tdef/void //apple_ref/occ/tag/void //apple_ref/occ/econst/void //apple_ref/occ/struct/void //apple_ref/occ/clconst/void //apple_ref/occ/intf/void" --><span class="type">void</span><!-- /a -->)<!-- a logicalPath="//apple_ref/occ/instm/truePreviewAddAsCategoryToClass //apple_ref/occ/clm/truePreviewAddAsCategoryToClass //apple_ref/occ/intfcm/truePreviewAddAsCategoryToClass //apple_ref/occ/intfm/truePreviewAddAsCategoryToClass //apple_ref/occ/func/truePreviewAddAsCategoryToClass //apple_ref/occ/ftmplt/truePreviewAddAsCategoryToClass //apple_ref/occ/defn/truePreviewAddAsCategoryToClass //apple_ref/occ/macro/truePreviewAddAsCategoryToClass" --><span class="function">truePreviewAddAsCategoryToClass</span><!-- /a -->:(<!-- a logicalPath="//apple_ref/occ/cl/Class //apple_ref/occ/tdef/Class //apple_ref/occ/tag/Class //apple_ref/occ/econst/Class //apple_ref/occ/struct/Class //apple_ref/occ/clconst/Class //apple_ref/occ/intf/Class" --><span class="type">Class</span><!-- /a -->)<!-- a logicalPath="//apple_ref/occ/econst/inClass //apple_ref/occ/data/inClass" --><span class="var">inClass</span><!-- /a -->; </pre>
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</div>
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<h5 class="tight"><font face="Lucida Grande,Helvetica,Arial">Parameters</font></h5>
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<div class="param_indent">
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<dl>
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<dt><code>inClass</code></dt>
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<dd><p>The <code>Class</code> to which this class's methods should be added.</p></dd>
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</dl>
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</div>
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<h5 class="tight">
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<font face="Lucida Grande,Helvetica,Arial">Discussion</font>
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</h5>
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<!-- begin discussion --><p>Adds the methods from this class to the specified class.  This is in essence
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adding a category, but we do it through the objective-c runtime, because of
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the "hiding" of classes in &gt;= 10.6.
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<!-- end discussion -->
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</p>
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<p></p>
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<hr>
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<!-- headerDoc=clm;  uid=//apple_ref/occ/clm/NSObject(TruePreviewObject)/truePreviewSwizzleMethod:withMethod:isClassMethod:;   name=NSObject(TruePreviewObject)::truePreviewSwizzleMethod:withMethod:isClassMethod: --><a name="//apple_ref/occ/clm/NSObject(TruePreviewObject)/truePreviewSwizzleMethod:withMethod:isClassMethod:"></a>
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<table border="0" cellpadding="2" cellspacing="2" width="300"><tr><td valign="top" height="12" colspan="5">
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<h3><a name="truePreviewSwizzleMethod:withMethod:isClassMethod:">truePreviewSwizzleMethod:withMethod:isClassMethod:</a></h3>
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</td></tr></table>
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<hr>
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<p></p>
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<div class="declaration_indent">
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<pre>+ (<!-- a logicalPath="//apple_ref/occ/cl/void //apple_ref/occ/tdef/void //apple_ref/occ/tag/void //apple_ref/occ/econst/void //apple_ref/occ/struct/void //apple_ref/occ/clconst/void //apple_ref/occ/intf/void" --><span class="type">void</span><!-- /a -->)<!-- a logicalPath="//apple_ref/occ/instm/truePreviewSwizzleMethod //apple_ref/occ/clm/truePreviewSwizzleMethod //apple_ref/occ/intfcm/truePreviewSwizzleMethod //apple_ref/occ/intfm/truePreviewSwizzleMethod //apple_ref/occ/func/truePreviewSwizzleMethod //apple_ref/occ/ftmplt/truePreviewSwizzleMethod //apple_ref/occ/defn/truePreviewSwizzleMethod //apple_ref/occ/macro/truePreviewSwizzleMethod" --><span class="function">truePreviewSwizzleMethod</span><!-- /a -->:(<!-- a logicalPath="//apple_ref/occ/cl/SEL //apple_ref/occ/tdef/SEL //apple_ref/occ/tag/SEL //apple_ref/occ/econst/SEL //apple_ref/occ/struct/SEL //apple_ref/occ/clconst/SEL //apple_ref/occ/intf/SEL" --><span class="type">SEL</span><!-- /a -->)<span class="param">inOriginalSelector</span>
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        <!-- a logicalPath="//apple_ref/occ/instm/withMethod //apple_ref/occ/clm/withMethod //apple_ref/occ/intfcm/withMethod //apple_ref/occ/intfm/withMethod //apple_ref/occ/func/withMethod //apple_ref/occ/ftmplt/withMethod //apple_ref/occ/defn/withMethod //apple_ref/occ/macro/withMethod" --><span class="function">withMethod</span><!-- /a -->:(<!-- a logicalPath="//apple_ref/occ/cl/SEL //apple_ref/occ/tdef/SEL //apple_ref/occ/tag/SEL //apple_ref/occ/econst/SEL //apple_ref/occ/struct/SEL //apple_ref/occ/clconst/SEL //apple_ref/occ/intf/SEL" --><span class="type">SEL</span><!-- /a -->)<span class="param">inReplacementSelector</span> <!-- a logicalPath="//apple_ref/occ/instm/isClassMethod //apple_ref/occ/clm/isClassMethod //apple_ref/occ/intfcm/isClassMethod //apple_ref/occ/intfm/isClassMethod //apple_ref/occ/func/isClassMethod //apple_ref/occ/ftmplt/isClassMethod //apple_ref/occ/defn/isClassMethod //apple_ref/occ/macro/isClassMethod" --><span class="function">isClassMethod</span><!-- /a -->:(<!-- a logicalPath="//apple_ref/occ/cl/BOOL //apple_ref/occ/tdef/BOOL //apple_ref/occ/tag/BOOL //apple_ref/occ/econst/BOOL //apple_ref/occ/struct/BOOL //apple_ref/occ/clconst/BOOL //apple_ref/occ/intf/BOOL" --><span class="type">BOOL</span><!-- /a -->)<!-- a logicalPath="//apple_ref/occ/econst/inIsClassMethod //apple_ref/occ/data/inIsClassMethod" --><span class="var">inIsClassMethod</span><!-- /a -->; </pre>
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</div>
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<h5 class="tight"><font face="Lucida Grande,Helvetica,Arial">Parameters</font></h5>
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<div class="param_indent">
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<dl>
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<dt><code>inOriginalSelector</code></dt>
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<dd><p>The selector specifying the method being replaced.</p></dd>
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<dt><code>inReplacementSelector</code></dt>
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<dd><p>The selector specifying the replacement method.</p></dd>
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<dt><code>inIsClassMethod</code></dt>
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<dd><p>The <code>BOOL</code> indicating whether or not the methods being swizzled
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are class methods.</p></dd>
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</dl>
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</div>
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<h5 class="tight">
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<font face="Lucida Grande,Helvetica,Arial">Discussion</font>
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</h5>
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<!-- begin discussion --><p>Swaps ("swizzles") two methods.  Based on
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<a href="http://www.cocoadev.com/index.pl?MethodSwizzling" target="_top">http://www.cocoadev.com/index.pl?MethodSwizzling</a>.
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<!-- end discussion -->
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</p>
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<p></p>
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<p>Last Updated: Friday, October 09, 2009
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</p>
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</div>
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</body>
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</html>