<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://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 1.8.3"/> <title>PulseAudio: subscribe.h File 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="navtree.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="resize.js"></script> <script type="text/javascript" src="navtree.js"></script> <script type="text/javascript"> $(document).ready(initResizable); $(window).load(resizeHeight); </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 style="padding-left: 0.5em;"> <div id="projectname">PulseAudio  <span id="projectnumber">2.1</span> </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.3 --> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> <li><a href="examples.html"><span>Examples</span></a></li> </ul> </div> <div id="navrow2" class="tabs2"> <ul class="tablist"> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>Globals</span></a></li> </ul> </div> </div><!-- top --> <div id="side-nav" class="ui-resizable side-nav-resizable"> <div id="nav-tree"> <div id="nav-tree-contents"> <div id="nav-sync" class="sync"></div> </div> </div> <div id="splitbar" style="-moz-user-select:none;" class="ui-resizable-handle"> </div> </div> <script type="text/javascript"> $(document).ready(function(){initNavTree('subscribe_8h.html','');}); </script> <div id="doc-content"> <div class="header"> <div class="summary"> <a href="#typedef-members">Typedefs</a> | <a href="#func-members">Functions</a> </div> <div class="headertitle"> <div class="title">subscribe.h File Reference</div> </div> </div><!--header--> <div class="contents"> <p>Daemon introspection event subscription subsystem. <a href="#details">More...</a></p> <p><a href="subscribe_8h_source.html">Go to the source code of this file.</a></p> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="typedef-members"></a> Typedefs</h2></td></tr> <tr class="memitem:a0fc49d377f7e7b2daa47e731862028a7"><td class="memItemLeft" align="right" valign="top">typedef void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="subscribe_8h.html#a0fc49d377f7e7b2daa47e731862028a7">pa_context_subscribe_cb_t</a> )(<a class="el" href="context_8h.html#aff56e9b3dd442a88227da084bb5c380a">pa_context</a> *c, <a class="el" href="def_8h.html#acbc7a15d7a9fe0722b02e2d739200035">pa_subscription_event_type_t</a> t, uint32_t idx, void *userdata)</td></tr> <tr class="memdesc:a0fc49d377f7e7b2daa47e731862028a7"><td class="mdescLeft"> </td><td class="mdescRight">Subscription event callback prototype. <a href="#a0fc49d377f7e7b2daa47e731862028a7"></a><br/></td></tr> <tr class="separator:a0fc49d377f7e7b2daa47e731862028a7"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a> Functions</h2></td></tr> <tr class="memitem:abe684246fd5cb640b0199bcfe7f801b0"><td class="memItemLeft" align="right" valign="top"><a class="el" href="operation_8h.html#a5614a07f2e7a129e4cb16596ed452a0c">pa_operation</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="subscribe_8h.html#abe684246fd5cb640b0199bcfe7f801b0">pa_context_subscribe</a> (<a class="el" href="context_8h.html#aff56e9b3dd442a88227da084bb5c380a">pa_context</a> *c, <a class="el" href="def_8h.html#a09d0e336675b2cb337d572c03e67eb93">pa_subscription_mask_t</a> m, <a class="el" href="context_8h.html#a010aff61766ac2d9585d78a164c0fc9a">pa_context_success_cb_t</a> cb, void *userdata)</td></tr> <tr class="memdesc:abe684246fd5cb640b0199bcfe7f801b0"><td class="mdescLeft"> </td><td class="mdescRight">Enable event notification. <a href="#abe684246fd5cb640b0199bcfe7f801b0"></a><br/></td></tr> <tr class="separator:abe684246fd5cb640b0199bcfe7f801b0"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a55281f798863e7b37594d347be7ad98c"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="subscribe_8h.html#a55281f798863e7b37594d347be7ad98c">pa_context_set_subscribe_callback</a> (<a class="el" href="context_8h.html#aff56e9b3dd442a88227da084bb5c380a">pa_context</a> *c, <a class="el" href="subscribe_8h.html#a0fc49d377f7e7b2daa47e731862028a7">pa_context_subscribe_cb_t</a> cb, void *userdata)</td></tr> <tr class="memdesc:a55281f798863e7b37594d347be7ad98c"><td class="mdescLeft"> </td><td class="mdescRight">Set the context specific call back function that is called whenever the state of the daemon changes. <a href="#a55281f798863e7b37594d347be7ad98c"></a><br/></td></tr> <tr class="separator:a55281f798863e7b37594d347be7ad98c"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <div class="textblock"><p>Daemon introspection event subscription subsystem. </p> <p>See also<a class="el" href="subscribe.html">Event Subscription</a> </p> </div><h2 class="groupheader">Typedef Documentation</h2> <a class="anchor" id="a0fc49d377f7e7b2daa47e731862028a7"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">typedef void(* pa_context_subscribe_cb_t)(<a class="el" href="context_8h.html#aff56e9b3dd442a88227da084bb5c380a">pa_context</a> *c, <a class="el" href="def_8h.html#acbc7a15d7a9fe0722b02e2d739200035">pa_subscription_event_type_t</a> t, uint32_t idx, void *userdata)</td> </tr> </table> </div><div class="memdoc"> <p>Subscription event callback prototype. </p> </div> </div> <h2 class="groupheader">Function Documentation</h2> <a class="anchor" id="a55281f798863e7b37594d347be7ad98c"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void pa_context_set_subscribe_callback </td> <td>(</td> <td class="paramtype"><a class="el" href="context_8h.html#aff56e9b3dd442a88227da084bb5c380a">pa_context</a> * </td> <td class="paramname"><em>c</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="subscribe_8h.html#a0fc49d377f7e7b2daa47e731862028a7">pa_context_subscribe_cb_t</a> </td> <td class="paramname"><em>cb</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">void * </td> <td class="paramname"><em>userdata</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Set the context specific call back function that is called whenever the state of the daemon changes. </p> </div> </div> <a class="anchor" id="abe684246fd5cb640b0199bcfe7f801b0"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="operation_8h.html#a5614a07f2e7a129e4cb16596ed452a0c">pa_operation</a>* pa_context_subscribe </td> <td>(</td> <td class="paramtype"><a class="el" href="context_8h.html#aff56e9b3dd442a88227da084bb5c380a">pa_context</a> * </td> <td class="paramname"><em>c</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="def_8h.html#a09d0e336675b2cb337d572c03e67eb93">pa_subscription_mask_t</a> </td> <td class="paramname"><em>m</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="context_8h.html#a010aff61766ac2d9585d78a164c0fc9a">pa_context_success_cb_t</a> </td> <td class="paramname"><em>cb</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">void * </td> <td class="paramname"><em>userdata</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Enable event notification. </p> </div> </div> </div><!-- contents --> </div><!-- doc-content --> <!-- start footer part --> <div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> <ul> <li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><a class="el" 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