doc/third_party/Pluma/html/Provider_8cpp_source.htm

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  29 <div class="title">Provider.cpp</div>  </div>
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  31 <div class="contents">
  32 <div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">//</span></div>
  33 <div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">// Pluma - Plug-in Management Framework</span></div>
  34 <div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">// Copyright (C) 2010-2012 Gil Costa (gsaurus@gmail.com)</span></div>
  35 <div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">//</span></div>
  36 <div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">// This software is provided &#39;as-is&#39;, without any express or implied warranty.</span></div>
  37 <div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">// In no event will the authors be held liable for any damages arising from the use of this software.</span></div>
  38 <div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">//</span></div>
  39 <div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">// Permission is granted to anyone to use this software for any purpose,</span></div>
  40 <div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">// including commercial applications, and to alter it and redistribute it freely,</span></div>
  41 <div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment">// subject to the following restrictions:</span></div>
  42 <div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment">//</span></div>
  43 <div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment">// 1. The origin of this software must not be misrepresented;</span></div>
  44 <div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment">//    you must not claim that you wrote the original software.</span></div>
  45 <div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment">//    If you use this software in a product, an acknowledgment</span></div>
  46 <div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment">//    in the product documentation would be appreciated but is not required.</span></div>
  47 <div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment">//</span></div>
  48 <div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment">// 2. Altered source versions must be plainly marked as such,</span></div>
  49 <div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment">//    and must not be misrepresented as being the original software.</span></div>
  50 <div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment">//</span></div>
  51 <div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment">// 3. This notice may not be removed or altered from any source distribution.</span></div>
  52 <div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment">//</span></div>
  53 <div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="comment"></span></div>
  54 <div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;</div>
  55 <div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="comment">// Headers</span></div>
  56 <div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="comment"></span><span class="preprocessor">#include &lt;Pluma/Provider.hpp&gt;</span></div>
  57 <div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="preprocessor">#include &lt;Pluma/Host.hpp&gt;</span></div>
  58 <div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;</div>
  59 <div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;</div>
  60 <div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="keyword">namespace </span>pluma{</div>
  61 <div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;</div>
  62 <div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="classpluma_1_1Provider.htm#a111a1db902d6372282f8407c9d845c21">   36</a></span>&#160;<a class="code" href="classpluma_1_1Provider.htm#a111a1db902d6372282f8407c9d845c21">Provider::~Provider</a>(){</div>
  63 <div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;    <span class="comment">// Nothing to do</span></div>
  64 <div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;}</div>
  65 <div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;</div>
  66 <div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;</div>
  67 <div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="classpluma_1_1Provider.htm#a192ea5a17a8fe9de1f3ba6572f44f266">   42</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="classpluma_1_1Provider.htm#a192ea5a17a8fe9de1f3ba6572f44f266">Provider::isCompatible</a>(<span class="keyword">const</span> <a class="code" href="classpluma_1_1Host.htm">Host</a>&amp; host)<span class="keyword"> const</span>{</div>
  68 <div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    <span class="comment">// check compatibility with host</span></div>
  69 <div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;    <span class="keyword">const</span> std::string&amp; type = this-&gt;plumaGetType();</div>
  70 <div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    <span class="keywordflow">if</span> (!host.knows(type)) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
  71 <div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;    <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> lowest = host.getLowestVersion(type);</div>
  72 <div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;    <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> current = host.getVersion(type);</div>
  73 <div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;    <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> myVersion = this-&gt;<a class="code" href="classpluma_1_1Provider.htm#af8643b65e111e010edff6e7a489265e6">getVersion</a>();</div>
  74 <div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;    <span class="keywordflow">return</span> lowest &lt;= myVersion &amp;&amp; myVersion &lt;= current;</div>
  75 <div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;}</div>
  76 <div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;</div>
  77 <div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;}   <span class="comment">// namespace pluma</span></div>
  78 <div class="ttc" id="classpluma_1_1Provider_htm_a111a1db902d6372282f8407c9d845c21"><div class="ttname"><a href="classpluma_1_1Provider.htm#a111a1db902d6372282f8407c9d845c21">pluma::Provider::~Provider</a></div><div class="ttdeci">virtual ~Provider()</div><div class="ttdoc">Destructor. </div><div class="ttdef"><b>Definition:</b> <a href="Provider_8cpp_source.htm#l00036">Provider.cpp:36</a></div></div>
  79 <div class="ttc" id="classpluma_1_1Provider_htm_af8643b65e111e010edff6e7a489265e6"><div class="ttname"><a href="classpluma_1_1Provider.htm#af8643b65e111e010edff6e7a489265e6">pluma::Provider::getVersion</a></div><div class="ttdeci">virtual unsigned int getVersion() const =0</div><div class="ttdoc">Get provider version. </div></div>
  80 <div class="ttc" id="classpluma_1_1Host_htm"><div class="ttname"><a href="classpluma_1_1Host.htm">pluma::Host</a></div><div class="ttdoc">Manages providers. </div><div class="ttdef"><b>Definition:</b> <a href="Host_8hpp_source.htm#l00044">Host.hpp:44</a></div></div>
  81 <div class="ttc" id="classpluma_1_1Provider_htm_a192ea5a17a8fe9de1f3ba6572f44f266"><div class="ttname"><a href="classpluma_1_1Provider.htm#a192ea5a17a8fe9de1f3ba6572f44f266">pluma::Provider::isCompatible</a></div><div class="ttdeci">bool isCompatible(const Host &amp;host) const </div><div class="ttdoc">Check compatibility with host. </div><div class="ttdef"><b>Definition:</b> <a href="Provider_8cpp_source.htm#l00042">Provider.cpp:42</a></div></div>
  82 </div><!-- fragment --></div><!-- contents -->
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