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   &#160;<span id="projectnumber">1.1.20</span>
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<div class="title">Signal.php</div>  </div>
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<a href="_signal_8php.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;&lt;?php</div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * @file</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> * TeamSpeak 3 PHP Framework</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * $Id: Signal.php 3/8/2013 6:00:05 hide@address.com $</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> * This program is free software: you can redistribute it and/or modify</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> * it under the terms of the GNU General Public License as published by</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> * the Free Software Foundation, either version 3 of the License, or</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> * (at your option) any later version.</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> * This program is distributed in the hope that it will be useful,</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> * GNU General Public License for more details.</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"> * You should have received a copy of the GNU General Public License</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> * along with this program. If not, see &lt;http://www.gnu.org/licenses/&gt;.</span></div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment"> * @package   TeamSpeak3</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment"> * @version   1.1.20</span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="comment"> * @author    Sven &#39;ScP&#39; Paulsen</span></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="comment"> * @copyright Copyright (c) 2010 by Planet TeamSpeak. All rights reserved.</span></div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="comment"> * @class TeamSpeak3_Helper_Signal</span></div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="comment"> * @brief Helper class for signal slots.</span></div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"><a class="code" href="class_team_speak3___helper___signal.html">   32</a></span>&#160;<span class="keyword">class </span><a class="code" href="class_team_speak3___helper___signal.html" title="Helper class for signal slots.">TeamSpeak3_Helper_Signal</a></div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;{<span class="comment"></span></div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="comment">   * Stores the TeamSpeak3_Helper_Signal object.</span></div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="comment">   * @var TeamSpeak3_Helper_Signal</span></div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;  <span class="keyword">protected</span> <span class="keyword">static</span> $instance = null;</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="comment">   * Stores subscribed signals and their slots.</span></div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="comment">   * @var array</span></div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;  <span class="keyword">protected</span> $sigslots = array();</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="comment">   * Emits a signal with a given set of parameters.</span></div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="comment">   * @param  string $signal</span></div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="comment">   * @param  mixed  $params</span></div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="comment">   * @return mixed</span></div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"><a class="code" href="class_team_speak3___helper___signal.html#a26e8fc61637d146b0347b7c9e09587ab">   55</a></span>&#160;  <span class="keyword">public</span> <span class="keyword">function</span> <a class="code" href="class_team_speak3___helper___signal.html#a26e8fc61637d146b0347b7c9e09587ab" title="Emits a signal with a given set of parameters.">emit</a>($signal, $params = null)</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;  {</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    <span class="keywordflow">if</span>(!$this-&gt;<a class="code" href="class_team_speak3___helper___signal.html#a840339183812e5e51d9c3b1beb9d1fd3" title="Returns TRUE there are slots subscribed for a specified signal.">hasHandlers</a>($signal))</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;    {</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;      <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;    }</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;    <span class="keywordflow">if</span>(!is_array($params))</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;    {</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;      $params = func_get_args();</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;      $params = array_slice($params, 1);</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;    }</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;    <span class="keywordflow">foreach</span>($this-&gt;sigslots[$signal] as $slot)</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;    {</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;      $return = $slot-&gt;call($params);</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;    }</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;    <span class="keywordflow">return</span> $return;</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;  }</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;<span class="comment">   * Subscribes to a signal and returns the signal handler.</span></div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;<span class="comment">   * @param  string $signal</span></div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;<span class="comment">   * @param  mixed  $callback</span></div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;<span class="comment">   * @return TeamSpeak3_Helper_Signal_Handler</span></div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"><a class="code" href="class_team_speak3___helper___signal.html#a058ad6105e05a7b8c620b9446c545984">   83</a></span>&#160;  <span class="keyword">public</span> <span class="keyword">function</span> <a class="code" href="class_team_speak3___helper___signal.html#a058ad6105e05a7b8c620b9446c545984" title="Subscribes to a signal and returns the signal handler.">subscribe</a>($signal, $callback)</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;  {</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;    <span class="keywordflow">if</span>(empty($this-&gt;sigslots[$signal]))</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    {</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;      $this-&gt;sigslots[$signal] = array();</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    }</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;    $index = md5(serialize($callback));</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;    <span class="keywordflow">if</span>(!array_key_exists($index, $this-&gt;sigslots[$signal]))</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;    {</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;      $this-&gt;sigslots[$signal][$index] = <span class="keyword">new</span> <a class="code" href="class_team_speak3___helper___signal___handler.html" title="Helper class providing handler functions for signals.">TeamSpeak3_Helper_Signal_Handler</a>($signal, $callback);</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;    }</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;    <span class="keywordflow">return</span> $this-&gt;sigslots[$signal][$index];</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;  }</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;<span class="comment">   * Unsubscribes from a signal.</span></div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;<span class="comment">   * @param  string $signal</span></div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;<span class="comment">   * @param  mixed  $callback</span></div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;<span class="comment">   * @return void</span></div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00107"></a><span class="lineno"><a class="code" href="class_team_speak3___helper___signal.html#a74e337835a70aa10894202bb43d8c30b">  107</a></span>&#160;  <span class="keyword">public</span> <span class="keyword">function</span> <a class="code" href="class_team_speak3___helper___signal.html#a74e337835a70aa10894202bb43d8c30b" title="Unsubscribes from a signal.">unsubscribe</a>($signal, $callback = null)</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;  {</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;    <span class="keywordflow">if</span>(!$this-&gt;<a class="code" href="class_team_speak3___helper___signal.html#a840339183812e5e51d9c3b1beb9d1fd3" title="Returns TRUE there are slots subscribed for a specified signal.">hasHandlers</a>($signal))</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;    {</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;      <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;    }</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;    <span class="keywordflow">if</span>($callback !== null)</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;    {</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;      $index = md5(serialize($callback));</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;      <span class="keywordflow">if</span>(!array_key_exists($index, $this-&gt;sigslots[$signal]))</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;      {</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;        <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;      }</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;      unset($this-&gt;sigslots[$signal][$index]);</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;    }</div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;    {</div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;      unset($this-&gt;sigslots[$signal]);</div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;    }</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;  }</div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;<span class="comment">   * Returns all registered signals.</span></div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;<span class="comment">   * @return array</span></div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"><a class="code" href="class_team_speak3___helper___signal.html#aa690a091efef853c4a47d7b7e7363c03">  136</a></span>&#160;  <span class="keyword">public</span> <span class="keyword">function</span> <a class="code" href="class_team_speak3___helper___signal.html#aa690a091efef853c4a47d7b7e7363c03" title="Returns all registered signals.">getSignals</a>()</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;  {</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;    <span class="keywordflow">return</span> array_keys($this-&gt;sigslots);</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;  }</div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;<span class="comment">   * Returns TRUE there are slots subscribed for a specified signal.</span></div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;<span class="comment">   * @param  string $signal</span></div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;<span class="comment">   * @return boolean</span></div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00147"></a><span class="lineno"><a class="code" href="class_team_speak3___helper___signal.html#a840339183812e5e51d9c3b1beb9d1fd3">  147</a></span>&#160;  <span class="keyword">public</span> <span class="keyword">function</span> <a class="code" href="class_team_speak3___helper___signal.html#a840339183812e5e51d9c3b1beb9d1fd3" title="Returns TRUE there are slots subscribed for a specified signal.">hasHandlers</a>($signal)</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;  {</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;    <span class="keywordflow">return</span> empty($this-&gt;sigslots[$signal]) ? FALSE : TRUE;</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;  }</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;<span class="comment">   * Returns all slots for a specified signal.</span></div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;<span class="comment">   * @param  string $signal</span></div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;<span class="comment">   * @return array</span></div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00158"></a><span class="lineno"><a class="code" href="class_team_speak3___helper___signal.html#af414b1e8d18081c374a852c12c0b5cb6">  158</a></span>&#160;  <span class="keyword">public</span> <span class="keyword">function</span> <a class="code" href="class_team_speak3___helper___signal.html#af414b1e8d18081c374a852c12c0b5cb6" title="Returns all slots for a specified signal.">getHandlers</a>($signal)</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;  {</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;    <span class="keywordflow">if</span>(!$this-&gt;<a class="code" href="class_team_speak3___helper___signal.html#a840339183812e5e51d9c3b1beb9d1fd3" title="Returns TRUE there are slots subscribed for a specified signal.">hasHandlers</a>($signal))</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;    {</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;      <span class="keywordflow">return</span> $this-&gt;sigslots[$signal];</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;    }</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;    <span class="keywordflow">return</span> array();</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;  }</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;<span class="comment">   * Clears all slots for a specified signal.</span></div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;<span class="comment">   * @param  string $signal</span></div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;<span class="comment">   * @return void</span></div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00174"></a><span class="lineno"><a class="code" href="class_team_speak3___helper___signal.html#a8610e4f73d3f5b564edd1dfa81f1ac28">  174</a></span>&#160;  <span class="keyword">public</span> <span class="keyword">function</span> <a class="code" href="class_team_speak3___helper___signal.html#a8610e4f73d3f5b564edd1dfa81f1ac28" title="Clears all slots for a specified signal.">clearHandlers</a>($signal)</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;  {</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;    <span class="keywordflow">if</span>(!$this-&gt;<a class="code" href="class_team_speak3___helper___signal.html#a840339183812e5e51d9c3b1beb9d1fd3" title="Returns TRUE there are slots subscribed for a specified signal.">hasHandlers</a>($signal))</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;    {</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;      unset($this-&gt;sigslots[$signal]);</div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;    }</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;  }</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;<span class="comment">  /**</span></div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;<span class="comment">   * Returns a singleton instance of TeamSpeak3_Helper_Signal.</span></div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;<span class="comment">   *</span></div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;<span class="comment">   * @return TeamSpeak3_Helper_Signal</span></div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;<span class="comment">   */</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"><a class="code" href="class_team_speak3___helper___signal.html#af156036673730a599c10c8cbfd5e50bf">  187</a></span>&#160;  <span class="keyword">public</span> <span class="keyword">static</span> <span class="keyword">function</span> <a class="code" href="class_team_speak3___helper___signal.html#af156036673730a599c10c8cbfd5e50bf" title="Returns a singleton instance of TeamSpeak3_Helper_Signal.">getInstance</a>()</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;  {</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;    <span class="keywordflow">if</span>(self::$instance === null)</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;    {</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;      self::$instance = <span class="keyword">new</span> <span class="keyword">self</span>();</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;    }</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;    <span class="keywordflow">return</span> self::$instance;</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;  }</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;}</div>
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