<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.15"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>apt: WeakPointable Class Reference</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td id="projectalign" style="padding-left: 0.5em;"> <div id="projectname">apt  <span id="projectnumber">1.4.6</span> </div> <div id="projectbrief">commandline package manager</div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.15 --> <script type="text/javascript" src="menudata.js"></script> <script type="text/javascript" src="menu.js"></script> <script type="text/javascript"> /* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ $(function() { initMenu('',false,false,'search.php','Search'); }); /* @license-end */</script> <div id="main-nav"></div> </div><!-- top --> <div class="header"> <div class="summary"> <a href="#pub-methods">Public Member Functions</a> | <a href="classWeakPointable-members.xhtml">List of all members</a> </div> <div class="headertitle"> <div class="title">WeakPointable Class Reference</div> </div> </div><!--header--> <div class="contents"> <p><code>#include <<a class="el" href="weakptr_8h_source.xhtml">apt-pkg/contrib/weakptr.h</a>></code></p> <div class="dynheader"> Inheritance diagram for WeakPointable:</div> <div class="dyncontent"> <div class="center"> <img src="classWeakPointable.png" usemap="#WeakPointable_map" alt=""/> <map id="WeakPointable_map" name="WeakPointable_map"> <area href="classpkgAcquire_1_1Item.xhtml" title="Represents the process by which a pkgAcquire object should retrieve a file or a collection of files." alt="pkgAcquire::Item" shape="rect" coords="314,56,461,80"/> <area href="structpkgAcquire_1_1ItemDesc.xhtml" title="Represents a single download source from which an item should be downloaded." alt="pkgAcquire::ItemDesc" shape="rect" coords="863,56,1010,80"/> <area href="classpkgAcquire_1_1Worker.xhtml" title="A fetch subprocess." alt="pkgAcquire::Worker" shape="rect" coords="1020,56,1167,80"/> <area href="classNoActionItem.xhtml" alt="NoActionItem" shape="rect" coords="0,112,147,136"/> <area href="classpkgAcqArchive.xhtml" title="An item that is responsible for fetching a package file. {{{." alt="pkgAcqArchive" shape="rect" coords="157,112,304,136"/> <area href="classpkgAcqChangelog.xhtml" title="Retrieve the changelog for the given version {{{." alt="pkgAcqChangelog" shape="rect" coords="314,112,461,136"/> <area href="classpkgAcqFile.xhtml" title="Retrieve an arbitrary file to the current directory. {{{." alt="pkgAcqFile" shape="rect" coords="471,112,618,136"/> <area href="classpkgAcqTransactionItem.xhtml" title="baseclass for the indexes files to manage them all together" alt="pkgAcqTransactionItem" shape="rect" coords="706,112,853,136"/> <area href="structpkgAcquire_1_1Queue_1_1QItem.xhtml" title="A single item placed in this queue." alt="pkgAcquire::Queue::QItem" shape="rect" coords="863,112,1010,136"/> <area href="classCleanupItem.xhtml" alt="CleanupItem" shape="rect" coords="392,168,539,192"/> <area href="classpkgAcqBaseIndex.xhtml" title="Common base class for all classes that deal with fetching indexes {{{." alt="pkgAcqBaseIndex" shape="rect" coords="549,168,696,192"/> <area href="classpkgAcqMetaBase.xhtml" title="the manager of a transaction" alt="pkgAcqMetaBase" shape="rect" coords="863,168,1010,192"/> <area href="classpkgAcqMetaSig.xhtml" title="An acquire item that downloads the detached signature {{{ of a meta-index (Release) file,..." alt="pkgAcqMetaSig" shape="rect" coords="1020,168,1167,192"/> <area href="classpkgAcqIndex.xhtml" title="An acquire item that is responsible for fetching an index {{{ file (e.g., Packages or Sources)." alt="pkgAcqIndex" shape="rect" coords="392,224,539,248"/> <area href="classpkgAcqIndexDiffs.xhtml" title="An item that is responsible for fetching server-merge patches {{{ that need to be applied to a given ..." alt="pkgAcqIndexDiffs" shape="rect" coords="549,224,696,248"/> <area href="classpkgAcqIndexMergeDiffs.xhtml" title="An item that is responsible for fetching client-merge patches {{{ that need to be applied to a given ..." alt="pkgAcqIndexMergeDiffs" shape="rect" coords="706,224,853,248"/> <area href="classpkgAcqMetaIndex.xhtml" title="An item that is responsible for downloading the meta-index {{{ file (i.e., Release) itself and verify..." alt="pkgAcqMetaIndex" shape="rect" coords="863,224,1010,248"/> <area href="classpkgAcqDiffIndex.xhtml" title="An item that is responsible for fetching an index file of {{{ package list diffs and starting the pac..." alt="pkgAcqDiffIndex" shape="rect" coords="392,280,539,304"/> <area href="classpkgAcqMetaClearSig.xhtml" title="An item repsonsible for downloading clearsigned metaindexes {{{." alt="pkgAcqMetaClearSig" shape="rect" coords="863,280,1010,304"/> </map> </div></div> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a> Public Member Functions</h2></td></tr> <tr class="memitem:ac9855cc66cd0e4d7425f4a6bbcfb5e80"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classWeakPointable.xhtml#ac9855cc66cd0e4d7425f4a6bbcfb5e80">AddWeakPointer</a> (<a class="el" href="classWeakPointable.xhtml">WeakPointable</a> **weakptr)</td></tr> <tr class="separator:ac9855cc66cd0e4d7425f4a6bbcfb5e80"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ad2d7f814fc839c7ebdf677fb6f87ff5e"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classWeakPointable.xhtml#ad2d7f814fc839c7ebdf677fb6f87ff5e">RemoveWeakPointer</a> (<a class="el" href="classWeakPointable.xhtml">WeakPointable</a> **weakptr)</td></tr> <tr class="separator:ad2d7f814fc839c7ebdf677fb6f87ff5e"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:afec646ba51ad955392a42a9312061b56"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classWeakPointable.xhtml#afec646ba51ad955392a42a9312061b56">~WeakPointable</a> ()</td></tr> <tr class="separator:afec646ba51ad955392a42a9312061b56"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <div class="textblock"><p>Class for objects providing support for weak pointers.</p> <p>This class allows for the registration of certain pointers as weak, which will cause them to be set to NULL when the destructor of the object is called. </p> </div><h2 class="groupheader">Constructor & Destructor Documentation</h2> <a id="afec646ba51ad955392a42a9312061b56"></a> <h2 class="memtitle"><span class="permalink"><a href="#afec646ba51ad955392a42a9312061b56">◆ </a></span>~WeakPointable()</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">~<a class="el" href="classWeakPointable.xhtml">WeakPointable</a> </td> <td>(</td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">inline</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Deconstruct the object, set all weak pointers to NULL. </p> </div> </div> <h2 class="groupheader">Member Function Documentation</h2> <a id="ac9855cc66cd0e4d7425f4a6bbcfb5e80"></a> <h2 class="memtitle"><span class="permalink"><a href="#ac9855cc66cd0e4d7425f4a6bbcfb5e80">◆ </a></span>AddWeakPointer()</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">void AddWeakPointer </td> <td>(</td> <td class="paramtype"><a class="el" href="classWeakPointable.xhtml">WeakPointable</a> ** </td> <td class="paramname"><em>weakptr</em></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">inline</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Add a new weak pointer. </p> </div> </div> <a id="ad2d7f814fc839c7ebdf677fb6f87ff5e"></a> <h2 class="memtitle"><span class="permalink"><a href="#ad2d7f814fc839c7ebdf677fb6f87ff5e">◆ </a></span>RemoveWeakPointer()</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">void RemoveWeakPointer </td> <td>(</td> <td class="paramtype"><a class="el" href="classWeakPointable.xhtml">WeakPointable</a> ** </td> <td class="paramname"><em>weakptr</em></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">inline</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Remove the weak pointer from the list of weak pointers. </p> </div> </div> <hr/>The documentation for this class was generated from the following file:<ul> <li>apt-pkg/contrib/<a class="el" href="weakptr_8h_source.xhtml">weakptr.h</a></li> </ul> </div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/> </a> 1.8.15 </small></address> </body> </html>