/usr/share/doc/libsignon-qt/html/async-dbus-proxy_8cpp_source.html is in libsignon-qt-doc 8.59-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 | <!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 1.8.12"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>async-dbus-proxy.cpp Source File</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="navtreedata.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<script type="text/javascript">
$(document).ready(initResizable);
</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! -->
<!-- end header part -->
<!-- Generated by Doxygen 1.8.12 -->
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
$(function() {
initMenu('',false,false,'search.php','Search');
});
</script>
<div id="main-nav"></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('async-dbus-proxy_8cpp_source.html','');});
</script>
<div id="doc-content">
<div class="header">
<div class="headertitle">
<div class="title">async-dbus-proxy.cpp</div> </div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * This file is part of signon</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * Copyright (C) 2009-2010 Nokia Corporation.</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * Copyright (C) 2013-2016 Canonical Ltd.</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> *</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * Contact: Alberto Mardegan <alberto.mardegan@canonical.com></span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * This library is free software; you can redistribute it and/or</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * modify it under the terms of the GNU Lesser General Public License</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * version 2.1 as published by the Free Software Foundation.</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> *</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * This library is distributed in the hope that it will be useful, but</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * Lesser General Public License for more details.</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> *</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * You should have received a copy of the GNU Lesser General Public</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * License along with this library; if not, write to the Free Software</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * 02110-1301 USA</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> */</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include "async-dbus-proxy.h"</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <QDBusConnection></span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <QDBusObjectPath></span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <QDBusPendingCallWatcher></span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <QDebug></span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <QMetaMethod></span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <QMetaType></span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include "connection-manager.h"</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "dbusinterface.h"</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include "debug.h"</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include "libsignoncommon.h"</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include "signond/signoncommon.h"</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">using namespace </span><a class="code" href="namespaceSignOn.html">SignOn</a>;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="namespaceSignOn.html"> 41</a></span> <span class="keyword">namespace </span><a class="code" href="namespaceSignOn.html">SignOn</a> {</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">class </span>Connection</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> {</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  Connection(<span class="keyword">const</span> <span class="keywordtype">char</span> *name, QObject *receiver, <span class="keyword">const</span> <span class="keywordtype">char</span> *slot):</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  m_name(name),</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  m_receiver(receiver),</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  m_slot(slot)</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  {</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  }</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  ~Connection() {}</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *m_name;</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  QObject *m_receiver;</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *m_slot;</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> };</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> } <span class="comment">// namespace</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> PendingCall::PendingCall(<span class="keyword">const</span> QString &method,</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">const</span> QList<QVariant> &args,</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  QObject *parent):</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  QObject(parent),</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  m_method(method),</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  m_args(args),</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  m_watcher(0),</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  m_interfaceWasDestroyed(<span class="keyword">false</span>)</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> {</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> }</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> PendingCall::~PendingCall()</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> {</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> }</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="keywordtype">bool</span> PendingCall::cancel()</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> {</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">if</span> (m_watcher) {</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="comment">// Too late, can't cancel</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  }</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  Q_EMIT finished(0);</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> }</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="keywordtype">void</span> PendingCall::doCall(QDBusAbstractInterface *interface)</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> {</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  QDBusPendingCall call =</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  interface->asyncCallWithArgumentList(m_method, m_args);</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  m_watcher = <span class="keyword">new</span> QDBusPendingCallWatcher(call, <span class="keyword">this</span>);</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  QObject::connect(m_watcher, SIGNAL(finished(QDBusPendingCallWatcher*)),</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keyword">this</span>, SLOT(onFinished(QDBusPendingCallWatcher*)));</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment">/* Check if the interface gets destroyed while our call executes */</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  m_interfaceWasDestroyed = <span class="keyword">false</span>;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  QObject::connect(interface, SIGNAL(destroyed()),</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keyword">this</span>, SLOT(onInterfaceDestroyed()));</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> }</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="keywordtype">void</span> PendingCall::fail(<span class="keyword">const</span> QDBusError &err)</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> {</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  Q_EMIT error(err);</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  Q_EMIT finished(0);</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> }</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="keywordtype">void</span> PendingCall::onFinished(QDBusPendingCallWatcher *watcher)</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> {</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="comment">/* Check if the call failed because the interface became invalid; if</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment"> * so, emit a signal to instruct the AsyncDBusProxy to re-queue this</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment"> * operation. */</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">if</span> (m_interfaceWasDestroyed && watcher->isError()) {</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  QDBusError::ErrorType type = watcher->error().type();</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">if</span> (type == QDBusError::Disconnected ||</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  type == QDBusError::UnknownObject) {</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  TRACE() << <span class="stringliteral">"emitting retry signal"</span>;</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  Q_EMIT requeueRequested();</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  }</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  }</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">if</span> (watcher->isError()) {</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  Q_EMIT error(watcher->error());</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  Q_EMIT success(watcher);</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  }</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  Q_EMIT finished(watcher);</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> }</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="keywordtype">void</span> PendingCall::onInterfaceDestroyed()</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> {</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="comment">/* If the interface is destroyed during the lifetime of the call, this can</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment"> * be because the remote object got destroyed or the D-Bus connection</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment"> * dropped. In either case, we might have to re-queue our method call.</span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment"> *</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment"> * This is done in the onFinished() slot; here we just record the event.</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment"> */</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  m_interfaceWasDestroyed = <span class="keyword">true</span>;</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> }</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> AsyncDBusProxy::AsyncDBusProxy(<span class="keyword">const</span> QString &service,</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *interface,</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  QObject *clientObject):</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  m_serviceName(service),</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  m_interfaceName(interface),</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  m_connection(NULL),</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  m_clientObject(clientObject),</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  m_interface(NULL),</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  m_status(Incomplete)</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> {</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> }</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> AsyncDBusProxy::~AsyncDBusProxy()</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> {</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  qDeleteAll(m_connectionsQueue);</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  m_connectionsQueue.clear();</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keyword">delete</span> m_connection;</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> }</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="keywordtype">void</span> AsyncDBusProxy::setStatus(Status status)</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> {</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  m_status = status;</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">if</span> (status == Ready) {</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="comment">/* connect the signals and execute all pending methods */</span></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  Q_FOREACH(Connection *connection, m_connectionsQueue) {</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  m_interface->connect(connection->m_name,</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  connection->m_receiver,</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  connection->m_slot);</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  }</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  Q_FOREACH(PendingCall *call, m_operationsQueue) {</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  call->doCall(m_interface);</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  }</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  m_operationsQueue.clear();</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (status == Invalid) {</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="comment">/* signal error on all operations */</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  Q_FOREACH(PendingCall *call, m_operationsQueue) {</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  call->fail(m_lastError);</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  }</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  m_operationsQueue.clear();</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  }</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> }</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="keywordtype">void</span> AsyncDBusProxy::update()</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span> {</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">if</span> (m_interface != NULL) {</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keyword">delete</span> m_interface;</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  m_interface = 0;</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  }</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> </div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">if</span> (m_connection == NULL || m_path.isEmpty()) {</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  setStatus(Incomplete);</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  }</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span> </div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">if</span> (!m_connection->isConnected()) {</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  setError(m_connection->lastError());</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  }</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> </div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  m_interface = <span class="keyword">new</span> <a class="code" href="classSignOn_1_1DBusInterface.html">DBusInterface</a>(m_serviceName,</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  m_path,</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  m_interfaceName,</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  *m_connection,</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keyword">this</span>);</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  setStatus(Ready);</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> }</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> </div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="keywordtype">void</span> AsyncDBusProxy::setConnection(<span class="keyword">const</span> QDBusConnection &connection)</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span> {</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keyword">delete</span> m_connection;</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  m_connection = <span class="keyword">new</span> QDBusConnection(connection);</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  update();</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span> }</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span> </div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="keywordtype">void</span> AsyncDBusProxy::setDisconnected()</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span> {</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  TRACE();</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keyword">delete</span> m_connection;</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  m_connection = 0;</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="comment">/* The daemon is dead, so certainly the object paths are also invalid */</span></div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  m_path = QString();</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  update();</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span> }</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span> </div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="keywordtype">void</span> AsyncDBusProxy::setObjectPath(<span class="keyword">const</span> QDBusObjectPath &objectPath)</div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span> {</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  Q_ASSERT(m_path.isEmpty() || objectPath.path().isEmpty());</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  m_path = objectPath.path();</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  update();</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> }</div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> </div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span> <span class="keywordtype">void</span> AsyncDBusProxy::setError(<span class="keyword">const</span> QDBusError &error)</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span> {</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  TRACE() << error;</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  m_lastError = error;</div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  setStatus(Invalid);</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span> }</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span> </div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span> PendingCall *AsyncDBusProxy::queueCall(<span class="keyword">const</span> QString &method,</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keyword">const</span> QList<QVariant> &args,</div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *replySlot,</div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *errorSlot)</div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span> {</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="keywordflow">return</span> queueCall(method, args, m_clientObject, replySlot, errorSlot);</div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span> }</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span> </div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span> PendingCall *AsyncDBusProxy::queueCall(<span class="keyword">const</span> QString &method,</div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keyword">const</span> QList<QVariant> &args,</div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  QObject *receiver,</div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *replySlot,</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *errorSlot)</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span> {</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  PendingCall *call = <span class="keyword">new</span> PendingCall(method, args, <span class="keyword">this</span>);</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  QObject::connect(call, SIGNAL(finished(QDBusPendingCallWatcher*)),</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keyword">this</span>, SLOT(onCallFinished(QDBusPendingCallWatcher*)));</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  QObject::connect(call, SIGNAL(requeueRequested()),</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keyword">this</span>, SLOT(onRequeueRequested()));</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keywordflow">if</span> (errorSlot) {</div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  QObject::connect(call, SIGNAL(error(<span class="keyword">const</span> QDBusError&)),</div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  receiver, errorSlot);</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keywordflow">if</span> (replySlot) {</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  QObject::connect(call, SIGNAL(success(QDBusPendingCallWatcher*)),</div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  receiver, replySlot);</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  }</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (replySlot) {</div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  QObject::connect(call, SIGNAL(finished(QDBusPendingCallWatcher*)),</div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  receiver, replySlot);</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  }</div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span> </div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="keywordflow">if</span> (m_status == Ready) {</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  call->doCall(m_interface);</div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (m_status == Incomplete) {</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  enqueue(call);</div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  QMetaObject::invokeMethod(call, <span class="stringliteral">"fail"</span>,</div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  Qt::QueuedConnection,</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  Q_ARG(QDBusError, m_lastError));</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  }</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordflow">return</span> call;</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span> }</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span> </div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span> <span class="keywordtype">bool</span> AsyncDBusProxy::connect(<span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  QObject *receiver,</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *slot)</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span> {</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="comment">/* Remember all the connections anyway, because we'll re-play them if we</span></div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="comment"> * disconnect and reconnect again */</span></div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  Connection *connection = <span class="keyword">new</span> Connection(name, receiver, slot);</div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  m_connectionsQueue.enqueue(connection);</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span> </div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">if</span> (m_status == Ready) {</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordflow">return</span> m_interface->connect(name, receiver, slot);</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  }</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span> }</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span> </div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span> <span class="keywordtype">void</span> AsyncDBusProxy::enqueue(PendingCall *call)</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span> {</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  m_operationsQueue.enqueue(call);</div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keywordflow">if</span> (!m_connection) {</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  Q_EMIT connectionNeeded();</div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  }</div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordflow">if</span> (m_path.isEmpty()) {</div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  Q_EMIT objectPathNeeded();</div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  }</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span> }</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span> </div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="keywordtype">void</span> AsyncDBusProxy::onCallFinished(QDBusPendingCallWatcher *watcher)</div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span> {</div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  Q_UNUSED(watcher);</div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  PendingCall *call = qobject_cast<PendingCall*>(sender());</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  m_operationsQueue.removeOne(call);</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  call->deleteLater();</div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span> }</div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span> </div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span> <span class="keywordtype">void</span> AsyncDBusProxy::onRequeueRequested()</div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span> {</div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  PendingCall *call = qobject_cast<PendingCall*>(sender());</div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  enqueue(call);</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span> }</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span> </div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span> SignondAsyncDBusProxy::SignondAsyncDBusProxy(<span class="keyword">const</span> <span class="keywordtype">char</span> *interface,</div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  QObject *clientObject):</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  AsyncDBusProxy(SIGNOND_SERVICE, interface, clientObject)</div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span> {</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  setupConnection();</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span> }</div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span> </div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span> SignondAsyncDBusProxy::~SignondAsyncDBusProxy()</div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span> {</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span> }</div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span> </div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span> <span class="keywordtype">void</span> SignondAsyncDBusProxy::setupConnection()</div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span> {</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <a class="code" href="classSignOn_1_1ConnectionManager.html">ConnectionManager</a> *connManager = ConnectionManager::instance();</div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  QObject::connect(connManager, SIGNAL(connected(<span class="keyword">const</span> QDBusConnection&)),</div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keyword">this</span>, SLOT(setConnection(<span class="keyword">const</span> QDBusConnection&)));</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  QObject::connect(connManager, SIGNAL(disconnected()),</div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keyword">this</span>, SLOT(setDisconnected()));</div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  QObject::connect(<span class="keyword">this</span>, SIGNAL(connectionNeeded()),</div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  connManager, SLOT(connect()));</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordflow">if</span> (connManager->hasConnection()) {</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  setConnection(connManager->connection());</div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  }</div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span> }</div><div class="ttc" id="namespaceSignOn_html"><div class="ttname"><a href="namespaceSignOn.html">SignOn</a></div><div class="ttdef"><b>Definition:</b> <a href="async-dbus-proxy_8cpp_source.html#l00041">async-dbus-proxy.cpp:41</a></div></div>
<div class="ttc" id="classSignOn_1_1DBusInterface_html"><div class="ttname"><a href="classSignOn_1_1DBusInterface.html">SignOn::DBusInterface</a></div><div class="ttdef"><b>Definition:</b> <a href="dbusinterface_8h_source.html#l00034">dbusinterface.h:34</a></div></div>
<div class="ttc" id="classSignOn_1_1ConnectionManager_html"><div class="ttname"><a href="classSignOn_1_1ConnectionManager.html">SignOn::ConnectionManager</a></div><div class="ttdef"><b>Definition:</b> <a href="connection-manager_8h_source.html#l00033">connection-manager.h:33</a></div></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
<ul>
<li class="navelem"><b>async-dbus-proxy.cpp</b></li>
<li class="footer">Generated by
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.12 </li>
</ul>
</div>
</body>
</html>
|