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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Connect events from a COM object to a PHP object</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.com-create-guid.html">com_create_guid</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.com-get-active-object.html">com_get_active_object</a></div> <div class="up"><a href="ref.com.html">COM Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.com-event-sink" class="refentry"> <div class="refnamediv"> <h1 class="refname">com_event_sink</h1> <p class="verinfo">(PHP 4 >= 4.2.0, PHP 5)</p><p class="refpurpose"><span class="refname">com_event_sink</span> — <span class="dc-title">Connect events from a COM object to a PHP object</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">bool</span> <span class="methodname"><b><b>com_event_sink</b></b></span> ( <span class="methodparam"><span class="type"><a href="class.variant.html" class="type variant">variant</a></span> <tt class="parameter">$comobject</tt></span> , <span class="methodparam"><span class="type">object</span> <tt class="parameter">$sinkobject</tt></span> [, <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <tt class="parameter">$sinkinterface</tt></span> ] )</div> <p class="para rdfs-comment"> Instructs COM to sink events generated by <i><tt class="parameter">comobject</tt></i> into the PHP object <i><tt class="parameter">sinkobject</tt></i>. </p> <p class="para"> Be careful how you use this feature; if you are doing something similar to the example below, then it doesn't really make sense to run it in a web server context. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">comobject</tt></i></span> <dd> <p class="para"> </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">sinkobject</tt></i></span> <dd> <p class="para"> <i><tt class="parameter">sinkobject</tt></i> should be an instance of a class with methods named after those of the desired dispinterface; you may use <a href="function.com-print-typeinfo.html" class="function">com_print_typeinfo()</a> to help generate a template class for this purpose. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">sinkinterface</tt></i></span> <dd> <p class="para"> PHP will attempt to use the default dispinterface type specified by the typelibrary associated with <i><tt class="parameter">comobject</tt></i>, but you may override this choice by setting <i><tt class="parameter">sinkinterface</tt></i> to the name of the dispinterface that you want to use. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns <b><tt>TRUE</tt></b> on success or <b><tt>FALSE</tt></b> on failure. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 COM event sink example</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /></span><span style="color: #007700">class </span><span style="color: #0000BB">IEEventSinker </span><span style="color: #007700">{<br /> var </span><span style="color: #0000BB">$terminated </span><span style="color: #007700">= </span><span style="color: #0000BB">false</span><span style="color: #007700">;<br /><br /> function </span><span style="color: #0000BB">ProgressChange</span><span style="color: #007700">(</span><span style="color: #0000BB">$progress</span><span style="color: #007700">, </span><span style="color: #0000BB">$progressmax</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"Download progress: $progress / $progressmax\n"</span><span style="color: #007700">;<br /> }<br /><br /> function </span><span style="color: #0000BB">DocumentComplete</span><span style="color: #007700">(&</span><span style="color: #0000BB">$dom</span><span style="color: #007700">, </span><span style="color: #0000BB">$url</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"Document $url complete\n"</span><span style="color: #007700">;<br /> }<br /><br /> function </span><span style="color: #0000BB">OnQuit</span><span style="color: #007700">() {<br /> echo </span><span style="color: #DD0000">"Quit!\n"</span><span style="color: #007700">;<br /> </span><span style="color: #0000BB">$this</span><span style="color: #007700">-></span><span style="color: #0000BB">terminated </span><span style="color: #007700">= </span><span style="color: #0000BB">true</span><span style="color: #007700">;<br /> }<br />}<br /></span><span style="color: #0000BB">$ie </span><span style="color: #007700">= new </span><span style="color: #0000BB">COM</span><span style="color: #007700">(</span><span style="color: #DD0000">"InternetExplorer.Application"</span><span style="color: #007700">);<br /></span><span style="color: #FF8000">// note that you don't need the & for PHP 5!<br /></span><span style="color: #0000BB">$sink </span><span style="color: #007700">=& new </span><span style="color: #0000BB">IEEventSinker</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">com_event_sink</span><span style="color: #007700">(</span><span style="color: #0000BB">$ie</span><span style="color: #007700">, </span><span style="color: #0000BB">$sink</span><span style="color: #007700">, </span><span style="color: #DD0000">"DWebBrowserEvents2"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$ie</span><span style="color: #007700">-></span><span style="color: #0000BB">Visible </span><span style="color: #007700">= </span><span style="color: #0000BB">true</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$ie</span><span style="color: #007700">-></span><span style="color: #0000BB">Navigate</span><span style="color: #007700">(</span><span style="color: #DD0000">"http://www.php.net"</span><span style="color: #007700">);<br />while(!</span><span style="color: #0000BB">$sink</span><span style="color: #007700">-></span><span style="color: #0000BB">terminated</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">com_message_pump</span><span style="color: #007700">(</span><span style="color: #0000BB">4000</span><span style="color: #007700">);<br />}<br /></span><span style="color: #0000BB">$ie </span><span style="color: #007700">= </span><span style="color: #0000BB">null</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="function.com-print-typeinfo.html" class="function" rel="rdfs-seeAlso">com_print_typeinfo()</a></li> <li class="member"><a href="function.com-message-pump.html" class="function" rel="rdfs-seeAlso">com_message_pump()</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.com-create-guid.html">com_create_guid</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.com-get-active-object.html">com_get_active_object</a></div> <div class="up"><a href="ref.com.html">COM Functions</a></div> <div class="home"><a href="index.html">PHP 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