<?xml version="1.0" encoding="UTF-8"?> <!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" lang="en_US" xml:lang="en_US"> <head> <title>karm: idletimedetector.cpp Source File (karm)</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta http-equiv="Content-Style-Type" content="text/css" /> <meta http-equiv="pics-label" content='(pics-1.1 "http://www.icra.org/ratingsv02.html" comment "ICRAonline DE v2.0" l gen true for "http://www.kde.org" r (nz 1 vz 1 lz 1 oz 1 cb 1) "http://www.rsac.org/ratingsv01.html" l gen true for "http://www.kde.org" r (n 0 s 0 v 0 l 0))' /> <meta name="trademark" content="KDE e.V." /> <meta name="description" content="K Desktop Environment Homepage, KDE.org" /> <meta name="MSSmartTagsPreventParsing" content="true" /> <meta name="robots" content="all" /> <link rel="shortcut icon" href="../../favicon.ico" /> <link 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Menu</a><br/></span> <div id="nav_header_bottom_left" style="text-align: left;"> / <a href="../../">API Reference</a> / <a href=".">karm</a> </div> </div> <table id="main" border="0" cellpadding="0" cellspacing="0" width="100%"> <tr> <td valign="top" class="menuheader" height="0"></td> <td id="contentcolumn" valign="top" rowspan="2" > <div id="content" style="padding-top: 0px;"><div style="width:100%; margin: 0px; padding: 0px;"> <h2><a name="content"></a>karm</h2> <!-- Generated by Doxygen 1.5.5 --> <h1>idletimedetector.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#include "idletimedetector.h"</span> <a name="l00002"></a>00002 <a name="l00003"></a>00003 <span class="preprocessor">#include <qdatetime.h></span> <a name="l00004"></a>00004 <span class="preprocessor">#include <qmessagebox.h></span> <a name="l00005"></a>00005 <span class="preprocessor">#include <qtimer.h></span> <a name="l00006"></a>00006 <a name="l00007"></a>00007 <span class="preprocessor">#include <kglobal.h></span> <a name="l00008"></a>00008 <span class="preprocessor">#include <klocale.h></span> <span class="comment">// i18n</span> <a name="l00009"></a>00009 <a name="l00010"></a><a class="code" href="classIdleTimeDetector.html#4057503bac5d04834a74f11b42c9802d">00010</a> <a class="code" href="classIdleTimeDetector.html#4057503bac5d04834a74f11b42c9802d" title="Initializes and idle test timer.">IdleTimeDetector::IdleTimeDetector</a>(<span class="keywordtype">int</span> maxIdle) <a name="l00011"></a>00011 <span class="comment">// Trigger a warning after maxIdle minutes</span> <a name="l00012"></a>00012 { <a name="l00013"></a>00013 kdDebug(5970) << <span class="stringliteral">"IdleTimeDetector::IdleTimeDetector"</span> << endl; <a name="l00014"></a>00014 _maxIdle = maxIdle; <a name="l00015"></a>00015 <a name="l00016"></a>00016 <span class="preprocessor">#ifdef HAVE_LIBXSS</span> <a name="l00017"></a>00017 <span class="preprocessor"></span> <span class="keywordtype">int</span> event_base, error_base; <a name="l00018"></a>00018 <span class="keywordflow">if</span>(XScreenSaverQueryExtension(qt_xdisplay(), &event_base, &error_base)) { <a name="l00019"></a>00019 _idleDetectionPossible = <span class="keyword">true</span>; <a name="l00020"></a>00020 } <a name="l00021"></a>00021 <span class="keywordflow">else</span> { <a name="l00022"></a>00022 _idleDetectionPossible = <span class="keyword">false</span>; <a name="l00023"></a>00023 } <a name="l00024"></a>00024 <a name="l00025"></a>00025 _timer = <span class="keyword">new</span> QTimer(<span class="keyword">this</span>); <a name="l00026"></a>00026 connect(_timer, SIGNAL(timeout()), <span class="keyword">this</span>, SLOT(check())); <a name="l00027"></a>00027 <span class="preprocessor">#else</span> <a name="l00028"></a>00028 <span class="preprocessor"></span> _idleDetectionPossible = <span class="keyword">false</span>; <a name="l00029"></a>00029 <span class="preprocessor">#endif // HAVE_LIBXSS</span> <a name="l00030"></a>00030 <span class="preprocessor"></span> <a name="l00031"></a>00031 } <a name="l00032"></a>00032 <a name="l00033"></a><a class="code" href="classIdleTimeDetector.html#ef350c1a3ab19b9f8e18e8565e976086">00033</a> <span class="keywordtype">bool</span> <a class="code" href="classIdleTimeDetector.html#ef350c1a3ab19b9f8e18e8565e976086" title="Returns true if it is possible to do idle detection.">IdleTimeDetector::isIdleDetectionPossible</a>() <a name="l00034"></a>00034 { <a name="l00035"></a>00035 <span class="keywordflow">return</span> _idleDetectionPossible; <a name="l00036"></a>00036 } <a name="l00037"></a>00037 <a name="l00038"></a>00038 <span class="keywordtype">void</span> IdleTimeDetector::check() <a name="l00039"></a>00039 { <a name="l00040"></a>00040 kdDebug(5970) << <span class="stringliteral">"Entering IdleTimeDetector::check"</span> << endl; <a name="l00041"></a>00041 <span class="preprocessor">#ifdef HAVE_LIBXSS</span> <a name="l00042"></a>00042 <span class="preprocessor"></span> <span class="keywordflow">if</span> (_idleDetectionPossible) <a name="l00043"></a>00043 { <a name="l00044"></a>00044 _mit_info = XScreenSaverAllocInfo (); <a name="l00045"></a>00045 XScreenSaverQueryInfo(qt_xdisplay(), qt_xrootwin(), _mit_info); <a name="l00046"></a>00046 <span class="keywordtype">int</span> idleMinutes = (_mit_info->idle/1000)/secsPerMinute; <a name="l00047"></a>00047 <span class="keywordflow">if</span> (idleMinutes >= _maxIdle) <a name="l00048"></a>00048 informOverrun(idleMinutes); <a name="l00049"></a>00049 } <a name="l00050"></a>00050 <span class="preprocessor">#endif // HAVE_LIBXSS</span> <a name="l00051"></a>00051 <span class="preprocessor"></span>} <a name="l00052"></a>00052 <a name="l00053"></a><a class="code" href="classIdleTimeDetector.html#ee5929bd06be255ea09790bf474ff3ff">00053</a> <span class="keywordtype">void</span> <a class="code" href="classIdleTimeDetector.html#ee5929bd06be255ea09790bf474ff3ff" title="Sets the maximum allowed idle.">IdleTimeDetector::setMaxIdle</a>(<span class="keywordtype">int</span> maxIdle) <a name="l00054"></a>00054 { <a name="l00055"></a>00055 _maxIdle = maxIdle; <a name="l00056"></a>00056 } <a name="l00057"></a>00057 <a name="l00058"></a>00058 <span class="preprocessor">#ifdef HAVE_LIBXSS</span> <a name="l00059"></a>00059 <span class="preprocessor"></span><span class="keywordtype">void</span> IdleTimeDetector::informOverrun(<span class="keywordtype">int</span> idleMinutes) <a name="l00060"></a>00060 { <a name="l00061"></a>00061 <span class="keywordflow">if</span> (!_overAllIdleDetect) <a name="l00062"></a>00062 <span class="keywordflow">return</span>; <span class="comment">// preferences say the user does not want idle detection.</span> <a name="l00063"></a>00063 <a name="l00064"></a>00064 _timer->stop(); <a name="l00065"></a>00065 <a name="l00066"></a>00066 QDateTime start = QDateTime::currentDateTime(); <a name="l00067"></a>00067 QDateTime idleStart = start.addSecs(-60 * _maxIdle); <a name="l00068"></a>00068 QString backThen = KGlobal::locale()->formatTime(idleStart.time()); <a name="l00069"></a>00069 <a name="l00070"></a>00070 <span class="keywordtype">int</span> <span class="keywordtype">id</span> = QMessageBox::warning( 0, i18n(<span class="stringliteral">"Idle Detection"</span>), <a name="l00071"></a>00071 i18n(<span class="stringliteral">"Desktop has been idle since %1."</span> <a name="l00072"></a>00072 <span class="stringliteral">" What should we do?"</span>).arg(backThen), <a name="l00073"></a>00073 i18n(<span class="stringliteral">"Revert && Stop"</span>), <a name="l00074"></a>00074 i18n(<span class="stringliteral">"Revert && Continue"</span>), <a name="l00075"></a>00075 i18n(<span class="stringliteral">"Continue Timing"</span>),0,2); <a name="l00076"></a>00076 QDateTime end = QDateTime::currentDateTime(); <a name="l00077"></a>00077 <span class="keywordtype">int</span> diff = start.secsTo(end)/secsPerMinute; <a name="l00078"></a>00078 <a name="l00079"></a>00079 <span class="keywordflow">if</span> (<span class="keywordtype">id</span> == 0) <a name="l00080"></a>00080 { <a name="l00081"></a>00081 <span class="comment">// Revert And Stop</span> <a name="l00082"></a>00082 kdDebug(5970) << <span class="stringliteral">"Now it is "</span> << QDateTime::currentDateTime() << endl; <a name="l00083"></a>00083 kdDebug(5970) << <span class="stringliteral">"Reverting timer to "</span> << KGlobal::locale()->formatTime(idleStart.time()).ascii() << endl; <a name="l00084"></a>00084 emit(<a class="code" href="classIdleTimeDetector.html#1c14010a08c5234c668493135c98ab92" title="Tells the listener to extract time from current timing.">extractTime</a>(idleMinutes+diff)); <span class="comment">// we need to subtract the time that has been added during idleness.</span> <a name="l00085"></a>00085 emit(<a class="code" href="classIdleTimeDetector.html#087f9fa07f3001090cdaf9732a01f65c" title="Tells the listener to stop timing for QDateTime.">stopAllTimersAt</a>(idleStart)); <a name="l00086"></a>00086 } <a name="l00087"></a>00087 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<span class="keywordtype">id</span> == 1) <a name="l00088"></a>00088 { <a name="l00089"></a>00089 <span class="comment">// Revert and Continue</span> <a name="l00090"></a>00090 emit(<a class="code" href="classIdleTimeDetector.html#1c14010a08c5234c668493135c98ab92" title="Tells the listener to extract time from current timing.">extractTime</a>(idleMinutes+diff)); <a name="l00091"></a>00091 _timer->start(testInterval); <a name="l00092"></a>00092 } <a name="l00093"></a>00093 <span class="keywordflow">else</span> <a name="l00094"></a>00094 { <a name="l00095"></a>00095 <span class="comment">// Continue</span> <a name="l00096"></a>00096 _timer->start(testInterval); <a name="l00097"></a>00097 } <a name="l00098"></a>00098 } <a name="l00099"></a>00099 <span class="preprocessor">#endif // HAVE_LIBXSS</span> <a name="l00100"></a>00100 <span class="preprocessor"></span> <a name="l00101"></a><a class="code" href="classIdleTimeDetector.html#1ee14e6756fd95ca2b1ea00f89b4e97d">00101</a> <span class="keywordtype">void</span> <a class="code" href="classIdleTimeDetector.html#1ee14e6756fd95ca2b1ea00f89b4e97d" title="Starts detecting idle time.">IdleTimeDetector::startIdleDetection</a>() <a name="l00102"></a>00102 { <a name="l00103"></a>00103 kdDebug(5970) << <span class="stringliteral">"Entering IdleTimeDetector::startIdleDetection"</span> << endl; <a name="l00104"></a>00104 <span class="preprocessor">#ifdef HAVE_LIBXSS</span> <a name="l00105"></a>00105 <span class="preprocessor"></span> kdDebug(5970) << <span class="stringliteral">"Starting Timer"</span> << endl; <a name="l00106"></a>00106 <span class="keywordflow">if</span> (!_timer->isActive()) <a name="l00107"></a>00107 _timer->start(testInterval); <a name="l00108"></a>00108 <span class="preprocessor">#endif //HAVE_LIBXSS</span> <a name="l00109"></a>00109 <span class="preprocessor"></span>} <a name="l00110"></a>00110 <a name="l00111"></a><a class="code" href="classIdleTimeDetector.html#d5e53c7ecaa371791e484473efd8953f">00111</a> <span class="keywordtype">void</span> <a class="code" href="classIdleTimeDetector.html#d5e53c7ecaa371791e484473efd8953f" title="Stops detecting idle time.">IdleTimeDetector::stopIdleDetection</a>() <a name="l00112"></a>00112 { <a name="l00113"></a>00113 <span class="preprocessor">#ifdef HAVE_LIBXSS</span> <a name="l00114"></a>00114 <span class="preprocessor"></span> <span class="keywordflow">if</span> (_timer->isActive()) <a name="l00115"></a>00115 _timer->stop(); <a name="l00116"></a>00116 <span class="preprocessor">#endif // HAVE_LIBXSS</span> <a name="l00117"></a>00117 <span class="preprocessor"></span>} <a name="l00118"></a><a class="code" href="classIdleTimeDetector.html#be788ab718c6bfcfabefb28f717a8387">00118</a> <span class="keywordtype">void</span> <a class="code" href="classIdleTimeDetector.html#be788ab718c6bfcfabefb28f717a8387" title="Sets whether idle detection should be done at all.">IdleTimeDetector::toggleOverAllIdleDetection</a>(<span class="keywordtype">bool</span> on) <a name="l00119"></a>00119 { <a name="l00120"></a>00120 _overAllIdleDetect = on; <a name="l00121"></a>00121 } <a name="l00122"></a>00122 <a name="l00123"></a>00123 <span class="preprocessor">#include "idletimedetector.moc"</span> </pre></div></div> </div></div> </td> </tr> <tr> <td valign="top" id="leftmenu" width="25%"> <a name="navigation"></a> <div class="menu_box"><h2>karm</h2> <div class="nav_list"> <ul><li><a href="index.html">Main Page</a></li><li><a href="hierarchy.html">Class Hierarchy</a></li><li><a href="classes.html">Alphabetical List</a></li><li><a href="annotated.html">Class List</a></li><li><a href="files.html">File 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