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+<h1>subscriber.h</h1><a href="subscriber_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
+<a name="l00002"></a>00002 <span class="comment"> * Copyright (C) 2008, 2009 Nokia Corporation.</span>
+<a name="l00003"></a>00003 <span class="comment"> *</span>
+<a name="l00004"></a>00004 <span class="comment"> * Contact: Marius Vollmer &lt;marius.vollmer@nokia.com&gt;</span>
+<a name="l00005"></a>00005 <span class="comment"> *</span>
+<a name="l00006"></a>00006 <span class="comment"> * This program is free software; you can redistribute it and/or</span>
+<a name="l00007"></a>00007 <span class="comment"> * modify it under the terms of the GNU Lesser General Public License</span>
+<a name="l00008"></a>00008 <span class="comment"> * version 2.1 as published by the Free Software Foundation.</span>
+<a name="l00009"></a>00009 <span class="comment"> *</span>
+<a name="l00010"></a>00010 <span class="comment"> * This program is distributed in the hope that it will be useful, but</span>
+<a name="l00011"></a>00011 <span class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</span>
+<a name="l00012"></a>00012 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
+<a name="l00013"></a>00013 <span class="comment"> * Lesser General Public License for more details.</span>
+<a name="l00014"></a>00014 <span class="comment"> *</span>
+<a name="l00015"></a>00015 <span class="comment"> * You should have received a copy of the GNU Lesser General Public</span>
+<a name="l00016"></a>00016 <span class="comment"> * License along with this program; if not, write to the Free Software</span>
+<a name="l00017"></a>00017 <span class="comment"> * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA</span>
+<a name="l00018"></a>00018 <span class="comment"> * 02110-1301 USA</span>
+<a name="l00019"></a>00019 <span class="comment"> *</span>
+<a name="l00020"></a>00020 <span class="comment"> */</span>
+<a name="l00021"></a>00021
+<a name="l00022"></a>00022 <span class="preprocessor">#ifndef SUBSCRIBER_H</span>
+<a name="l00023"></a>00023 <span class="preprocessor"></span><span class="preprocessor">#define SUBSCRIBER_H</span>
+<a name="l00024"></a>00024 <span class="preprocessor"></span>
+<a name="l00025"></a>00025 <span class="preprocessor">#include &lt;QObject&gt;</span>
+<a name="l00026"></a>00026 <span class="preprocessor">#include &lt;QMap&gt;</span>
+<a name="l00027"></a>00027 <span class="preprocessor">#include &lt;QString&gt;</span>
+<a name="l00028"></a>00028 <span class="preprocessor">#include &lt;QStringList&gt;</span>
+<a name="l00029"></a>00029 <span class="preprocessor">#include &lt;QVariant&gt;</span>
+<a name="l00030"></a>00030 <span class="preprocessor">#include "<a class="code" href="queuedinvoker_8h.html">queuedinvoker.h</a>"</span>
+<a name="l00031"></a>00031
+<a name="l00032"></a>00032 <span class="keyword">namespace </span>ContextProvider {
+<a name="l00033"></a>00033
+<a name="l00034"></a>00034 <span class="keyword">class </span>Manager;
+<a name="l00035"></a>00035
+<a name="l00036"></a><a class="code" href="class_context_provider_1_1_subscriber.html">00036</a> <span class="keyword">class </span><a class="code" href="class_context_provider_1_1_subscriber.html" title="Subscriber implements the org.freedesktop.ContextKit.Subscriber DBus interface with...">Subscriber</a> : <span class="keyword">public</span> <a class="code" href="class_context_provider_1_1_queued_invoker.html" title="A class that can invoke its own methods in a delayed way.">QueuedInvoker</a>
+<a name="l00037"></a>00037 {
+<a name="l00038"></a>00038 Q_OBJECT
+<a name="l00039"></a>00039
+<a name="l00040"></a>00040 <span class="keyword">public</span>:
+<a name="l00041"></a>00041 <a class="code" href="class_context_provider_1_1_subscriber.html#bacc217f5389cca9e37f44278752a4c6" title="Constructor.">Subscriber</a>(<span class="keyword">const</span> QString &amp;<a class="code" href="class_context_provider_1_1_subscriber.html#cc24c10d7e14b445eff6b216ad01caf0" title="Returns the dbus object path for this Subscriber.">dbusPath</a>, <a class="code" href="class_context_provider_1_1_manager.html" title="Manager implements the org.freedesktop.ContextKit.Manager DBus interface. (With the...">Manager</a> *manager);
+<a name="l00042"></a>00042 <a class="code" href="class_context_provider_1_1_subscriber.html#cbaa9a1a17dbd0337b025255df2b9b53" title="Destroys the subscriber.">~Subscriber</a>();
+<a name="l00043"></a>00043
+<a name="l00044"></a>00044 QMap&lt;QString, QVariant&gt; <a class="code" href="class_context_provider_1_1_subscriber.html#38b01c1486af496970ed00e8bb9dd503" title="Subscribes to te specified list of keys.">subscribe</a>(<span class="keyword">const</span> QStringList &amp;keys, QStringList &amp;undetermined);
+<a name="l00045"></a>00045 <span class="keywordtype">void</span> <a class="code" href="class_context_provider_1_1_subscriber.html#d006229fc6745798dbe55ceb81f88722" title="Unsubscribes from the passed list of keys.">unsubscribe</a>(<span class="keyword">const</span> QStringList &amp;keys);
+<a name="l00046"></a>00046 QString <a class="code" href="class_context_provider_1_1_subscriber.html#cc24c10d7e14b445eff6b216ad01caf0" title="Returns the dbus object path for this Subscriber.">dbusPath</a>() <span class="keyword">const</span>;
+<a name="l00047"></a>00047 <span class="keywordtype">bool</span> <a class="code" href="class_context_provider_1_1_subscriber.html#80406eb66a937045a8071c70ec0f1ba5" title="Returns true if the Subscriber is currently subscribed to the specified key.">isSubscribedToKey</a>(<span class="keyword">const</span> QString &amp;key);
+<a name="l00048"></a>00048
+<a name="l00049"></a>00049 <span class="keyword">private</span>:
+<a name="l00050"></a>00050 QString path;
+<a name="l00051"></a>00051 <a class="code" href="class_context_provider_1_1_manager.html" title="Manager implements the org.freedesktop.ContextKit.Manager DBus interface. (With the...">Manager</a> *manager;
+<a name="l00052"></a>00052 QStringList subscribedKeys;
+<a name="l00053"></a>00053 QStringList changedKeys;
+<a name="l00054"></a>00054
+<a name="l00055"></a>00055 <span class="keywordtype">void</span> buildMapAndUndetermined(<span class="keyword">const</span> QStringList &amp;keys, QMap&lt;QString, QVariant&gt; &amp;map, QStringList &amp;undetermined);
+<a name="l00056"></a>00056
+<a name="l00057"></a>00057 <span class="keyword">private</span> slots:
+<a name="l00058"></a>00058 <span class="keywordtype">void</span> onManagerKeyValueChanged(<span class="keyword">const</span> QString &amp;key);
+<a name="l00059"></a>00059 Q_INVOKABLE <span class="keywordtype">void</span> handleChanged();
+<a name="l00060"></a>00060
+<a name="l00061"></a>00061 signals:
+<a name="l00066"></a>00066 <span class="keywordtype">void</span> <a class="code" href="class_context_provider_1_1_subscriber.html#185b6a3ba9f09b4e45cb4cf011a4b3dc" title="Emitted when any of the subscribed keys changes it&amp;#39;s value.">changed</a>(<span class="keyword">const</span> QMap&lt;QString, QVariant&gt; &amp;values, <span class="keyword">const</span> QStringList &amp;undetermined);
+<a name="l00067"></a>00067 };
+<a name="l00068"></a>00068
+<a name="l00069"></a>00069 } <span class="comment">// namespace ContextProvider</span>
+<a name="l00070"></a>00070
+<a name="l00071"></a>00071 <span class="preprocessor">#endif</span>
+</pre></div></div>
+<hr size="1"><address style="text-align: right;"><small>Generated on Fri Oct 23 08:58:39 2009 for libcontextprovider by&nbsp;
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+<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.8 </small></address>
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