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<div class="title">kmjobmanager.cpp</div>  </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> *  This file is part of the KDE libraries</span>
<a name="l00003"></a>00003 <span class="comment"> *  Copyright (c) 2001 Michael Goffioul &lt;kdeprint@swing.be&gt;</span>
<a name="l00004"></a>00004 <span class="comment"> *</span>
<a name="l00005"></a>00005 <span class="comment"> *  This library is free software; you can redistribute it and/or</span>
<a name="l00006"></a>00006 <span class="comment"> *  modify it under the terms of the GNU Library General Public</span>
<a name="l00007"></a>00007 <span class="comment"> *  License version 2 as published by the Free Software Foundation.</span>
<a name="l00008"></a>00008 <span class="comment"> *</span>
<a name="l00009"></a>00009 <span class="comment"> *  This library is distributed in the hope that it will be useful,</span>
<a name="l00010"></a>00010 <span class="comment"> *  but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00011"></a>00011 <span class="comment"> *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU</span>
<a name="l00012"></a>00012 <span class="comment"> *  Library General Public License for more details.</span>
<a name="l00013"></a>00013 <span class="comment"> *</span>
<a name="l00014"></a>00014 <span class="comment"> *  You should have received a copy of the GNU Library General Public License</span>
<a name="l00015"></a>00015 <span class="comment"> *  along with this library; see the file COPYING.LIB.  If not, write to</span>
<a name="l00016"></a>00016 <span class="comment"> *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00017"></a>00017 <span class="comment"> *  Boston, MA 02110-1301, USA.</span>
<a name="l00018"></a>00018 <span class="comment"> **/</span>
<a name="l00019"></a>00019 
<a name="l00020"></a>00020 <span class="preprocessor">#include &quot;kmjobmanager.h&quot;</span>
<a name="l00021"></a>00021 <span class="preprocessor">#include &quot;kmjob.h&quot;</span>
<a name="l00022"></a>00022 <span class="preprocessor">#include &quot;kmthreadjob.h&quot;</span>
<a name="l00023"></a>00023 <span class="preprocessor">#include &quot;kmfactory.h&quot;</span>
<a name="l00024"></a>00024 
<a name="l00025"></a>00025 <span class="preprocessor">#include &lt;kaction.h&gt;</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include &lt;kdebug.h&gt;</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include &lt;kconfig.h&gt;</span>
<a name="l00028"></a>00028 
<a name="l00029"></a>00029 KMJobManager::KMJobManager(<a class="codeRef" href="qobject.html">QObject</a> *parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)
<a name="l00030"></a>00030 : <a class="codeRef" href="qobject.html">QObject</a>(parent,name)
<a name="l00031"></a>00031 {
<a name="l00032"></a>00032     m_jobs.setAutoDelete(<span class="keyword">true</span>);
<a name="l00033"></a>00033     m_threadjob = <span class="keyword">new</span> KMThreadJob(<span class="keyword">this</span>, <span class="stringliteral">&quot;ThreadJob&quot;</span>);
<a name="l00034"></a>00034     m_filter.setAutoDelete(<span class="keyword">true</span>);
<a name="l00035"></a>00035 }
<a name="l00036"></a>00036 
<a name="l00037"></a>00037 KMJobManager::~KMJobManager()
<a name="l00038"></a>00038 {
<a name="l00039"></a>00039 }
<a name="l00040"></a>00040 
<a name="l00041"></a>00041 KMJobManager* KMJobManager::self()
<a name="l00042"></a>00042 {
<a name="l00043"></a>00043     <span class="keywordflow">return</span> KMFactory::self()-&gt;jobManager();
<a name="l00044"></a>00044 }
<a name="l00045"></a>00045 
<a name="l00046"></a>00046 <span class="keywordtype">void</span> KMJobManager::discardAllJobs()
<a name="l00047"></a>00047 {
<a name="l00048"></a>00048     <a class="codeRef" href="qptrlistiterator.html">QPtrListIterator&lt;KMJob&gt;</a> it(m_jobs);
<a name="l00049"></a>00049     <span class="keywordflow">for</span> (;it.current();++it)
<a name="l00050"></a>00050         it.current()-&gt;setDiscarded(<span class="keyword">true</span>);
<a name="l00051"></a>00051 }
<a name="l00052"></a>00052 
<a name="l00053"></a>00053 <span class="keywordtype">void</span> KMJobManager::removeDiscardedJobs()
<a name="l00054"></a>00054 {
<a name="l00055"></a>00055     <span class="keywordflow">for</span> (uint i=0;i&lt;m_jobs.count();i++)
<a name="l00056"></a>00056         <span class="keywordflow">if</span> (m_jobs.at(i)-&gt;isDiscarded())
<a name="l00057"></a>00057         {
<a name="l00058"></a>00058             m_jobs.remove(i);
<a name="l00059"></a>00059             i--;
<a name="l00060"></a>00060         }
<a name="l00061"></a>00061 }
<a name="l00062"></a>00062 
<a name="l00063"></a>00063 <span class="comment">/*KMJob* KMJobManager::findJob(int ID)</span>
<a name="l00064"></a>00064 <span class="comment">{</span>
<a name="l00065"></a>00065 <span class="comment">    QPtrListIterator&lt;KMJob&gt; it(m_jobs);</span>
<a name="l00066"></a>00066 <span class="comment">    for (;it.current();++it)</span>
<a name="l00067"></a>00067 <span class="comment">        if (it.current()-&gt;id() == ID)</span>
<a name="l00068"></a>00068 <span class="comment">            return it.current();</span>
<a name="l00069"></a>00069 <span class="comment">    return 0;</span>
<a name="l00070"></a>00070 <span class="comment">}*/</span>
<a name="l00071"></a>00071 
<a name="l00072"></a>00072 KMJob* KMJobManager::findJob(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>&amp; uri)
<a name="l00073"></a>00073 {
<a name="l00074"></a>00074     <a class="codeRef" href="qptrlistiterator.html">QPtrListIterator&lt;KMJob&gt;</a> it(m_jobs);
<a name="l00075"></a>00075     <span class="keywordflow">for</span> (;it.current();++it)
<a name="l00076"></a>00076         <span class="keywordflow">if</span> (it.current()-&gt;uri() == uri)
<a name="l00077"></a>00077             <span class="keywordflow">return</span> it.current();
<a name="l00078"></a>00078     <span class="keywordflow">return</span> 0;
<a name="l00079"></a>00079 }
<a name="l00080"></a>00080 
<a name="l00081"></a>00081 <span class="keywordtype">void</span> KMJobManager::addJob(KMJob *job)
<a name="l00082"></a>00082 {
<a name="l00083"></a>00083     <span class="comment">// only keep it if &quot;printer&quot; is not empty, and in printer filter</span>
<a name="l00084"></a>00084     <span class="keywordflow">if</span> (!job-&gt;uri().isEmpty() &amp;&amp; !job-&gt;printer().isEmpty())
<a name="l00085"></a>00085     {
<a name="l00086"></a>00086         KMJob   *aJob = findJob(job-&gt;uri());
<a name="l00087"></a>00087         <span class="keywordflow">if</span> (aJob)
<a name="l00088"></a>00088         {
<a name="l00089"></a>00089             aJob-&gt;copy(*job);
<a name="l00090"></a>00090             <span class="keyword">delete</span> job;
<a name="l00091"></a>00091         }
<a name="l00092"></a>00092         <span class="keywordflow">else</span>
<a name="l00093"></a>00093         {
<a name="l00094"></a>00094             job-&gt;setDiscarded(<span class="keyword">false</span>);
<a name="l00095"></a>00095             m_jobs.append(job);
<a name="l00096"></a>00096         }
<a name="l00097"></a>00097     }
<a name="l00098"></a>00098     <span class="keywordflow">else</span>
<a name="l00099"></a>00099         <span class="keyword">delete</span> job;
<a name="l00100"></a>00100 }
<a name="l00101"></a>00101 
<a name="l00102"></a>00102 <span class="comment">/*bool KMJobManager::sendCommand(int ID, int action, const QString&amp; arg)</span>
<a name="l00103"></a>00103 <span class="comment">{</span>
<a name="l00104"></a>00104 <span class="comment">    KMJob   *job = findJob(ID);</span>
<a name="l00105"></a>00105 <span class="comment">    if (job)</span>
<a name="l00106"></a>00106 <span class="comment">    {</span>
<a name="l00107"></a>00107 <span class="comment">        QPtrList&lt;KMJob&gt; l;</span>
<a name="l00108"></a>00108 <span class="comment">        l.setAutoDelete(false);</span>
<a name="l00109"></a>00109 <span class="comment">        l.append(job);</span>
<a name="l00110"></a>00110 <span class="comment">        return sendCommand(l,action,arg);</span>
<a name="l00111"></a>00111 <span class="comment">    }</span>
<a name="l00112"></a>00112 <span class="comment">    return false;</span>
<a name="l00113"></a>00113 <span class="comment">}*/</span>
<a name="l00114"></a>00114 
<a name="l00115"></a>00115 <span class="keywordtype">bool</span> KMJobManager::sendCommand(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>&amp; uri, <span class="keywordtype">int</span> action, <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>&amp; arg)
<a name="l00116"></a>00116 {
<a name="l00117"></a>00117     KMJob   *job = findJob(uri);
<a name="l00118"></a>00118     <span class="keywordflow">if</span> (job)
<a name="l00119"></a>00119     {
<a name="l00120"></a>00120         <a class="codeRef" href="qptrlist.html">QPtrList&lt;KMJob&gt;</a> l;
<a name="l00121"></a>00121         l.<a class="codeRef" href="qptrlist.html#setAutoDelete">setAutoDelete</a>(<span class="keyword">false</span>);
<a name="l00122"></a>00122         l.<a class="codeRef" href="qptrlist.html#append">append</a>(job);
<a name="l00123"></a>00123         <span class="keywordflow">return</span> sendCommand(l,action,arg);
<a name="l00124"></a>00124     }
<a name="l00125"></a>00125     <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00126"></a>00126 }
<a name="l00127"></a>00127 
<a name="l00128"></a>00128 <span class="keywordtype">bool</span> KMJobManager::sendCommand(<span class="keyword">const</span> <a class="codeRef" href="qptrlist.html">QPtrList&lt;KMJob&gt;</a>&amp; jobs, <span class="keywordtype">int</span> action, <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>&amp; args)
<a name="l00129"></a>00129 {
<a name="l00130"></a>00130     <span class="comment">// split jobs in 2 classes</span>
<a name="l00131"></a>00131     <a class="codeRef" href="qptrlist.html">QPtrList&lt;KMJob&gt;</a> csystem, cthread;
<a name="l00132"></a>00132     csystem.<a class="codeRef" href="qptrlist.html#setAutoDelete">setAutoDelete</a>(<span class="keyword">false</span>);
<a name="l00133"></a>00133     cthread.<a class="codeRef" href="qptrlist.html#setAutoDelete">setAutoDelete</a>(<span class="keyword">false</span>);
<a name="l00134"></a>00134     <a class="codeRef" href="qptrlistiterator.html">QPtrListIterator&lt;KMJob&gt;</a> it(jobs);
<a name="l00135"></a>00135     <span class="keywordflow">for</span> (;it.current();++it)
<a name="l00136"></a>00136         <span class="keywordflow">if</span> (it.current()-&gt;type() == KMJob::Threaded) cthread.<a class="codeRef" href="qptrlist.html#append">append</a>(it.current());
<a name="l00137"></a>00137         <span class="keywordflow">else</span> csystem.<a class="codeRef" href="qptrlist.html#append">append</a>(it.current());
<a name="l00138"></a>00138 
<a name="l00139"></a>00139     <span class="comment">// perform operation on both classes</span>
<a name="l00140"></a>00140     <span class="keywordflow">if</span> (cthread.<a class="codeRef" href="qptrlist.html#count">count</a>() &gt; 0 &amp;&amp; !sendCommandThreadJob(cthread, action, args))
<a name="l00141"></a>00141         <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00142"></a>00142     <span class="keywordflow">if</span> (csystem.<a class="codeRef" href="qptrlist.html#count">count</a>() &gt; 0 &amp;&amp; !sendCommandSystemJob(csystem, action, args))
<a name="l00143"></a>00143         <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00144"></a>00144     <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00145"></a>00145 }
<a name="l00146"></a>00146 
<a name="l00147"></a>00147 <span class="keywordtype">bool</span> KMJobManager::sendCommandSystemJob(<span class="keyword">const</span> <a class="codeRef" href="qptrlist.html">QPtrList&lt;KMJob&gt;</a>&amp;, <span class="keywordtype">int</span>, <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>&amp;)
<a name="l00148"></a>00148 {
<a name="l00149"></a>00149     <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00150"></a>00150 }
<a name="l00151"></a>00151 
<a name="l00152"></a>00152 <span class="keywordtype">bool</span> KMJobManager::sendCommandThreadJob(<span class="keyword">const</span> <a class="codeRef" href="qptrlist.html">QPtrList&lt;KMJob&gt;</a>&amp; jobs, <span class="keywordtype">int</span> action, <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>&amp;)
<a name="l00153"></a>00153 {
<a name="l00154"></a>00154     <span class="keywordflow">if</span> (action != KMJob::Remove)
<a name="l00155"></a>00155         <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00156"></a>00156 
<a name="l00157"></a>00157     <a class="codeRef" href="qptrlistiterator.html">QPtrListIterator&lt;KMJob&gt;</a> it(jobs);
<a name="l00158"></a>00158     <span class="keywordtype">bool</span>    result(<span class="keyword">true</span>);
<a name="l00159"></a>00159     <span class="keywordflow">for</span> (;it.current() &amp;&amp; result; ++it)
<a name="l00160"></a>00160         result = m_threadjob-&gt;removeJob(it.current()-&gt;id());
<a name="l00161"></a>00161     <span class="keywordflow">return</span> result;
<a name="l00162"></a>00162 }
<a name="l00163"></a>00163 
<a name="l00164"></a>00164 <span class="keywordtype">bool</span> KMJobManager::listJobs(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>&amp;, KMJobManager::JobType, <span class="keywordtype">int</span>)
<a name="l00165"></a>00165 {
<a name="l00166"></a>00166     <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00167"></a>00167 }
<a name="l00168"></a>00168 
<a name="l00169"></a>00169 <span class="keyword">const</span> <a class="codeRef" href="qptrlist.html">QPtrList&lt;KMJob&gt;</a>&amp; KMJobManager::jobList(<span class="keywordtype">bool</span> reload)
<a name="l00170"></a>00170 {
<a name="l00171"></a>00171     <span class="keywordflow">if</span> (reload || m_jobs.count() == 0)
<a name="l00172"></a>00172     {
<a name="l00173"></a>00173         discardAllJobs();
<a name="l00174"></a>00174         <a class="codeRef" href="qdictiterator.html">QDictIterator&lt;JobFilter&gt;</a>    it(m_filter);
<a name="l00175"></a>00175         <span class="keywordtype">int</span> joblimit = limit();
<a name="l00176"></a>00176         <span class="keywordtype">bool</span> threadjobs_updated = <span class="keyword">false</span>;
<a name="l00177"></a>00177         <span class="keywordflow">for</span> (; it.current(); ++it)
<a name="l00178"></a>00178         {
<a name="l00179"></a>00179             <span class="keywordflow">if</span> ( it.current()-&gt;m_isspecial )
<a name="l00180"></a>00180             {
<a name="l00181"></a>00181                 <span class="keywordflow">if</span> ( !threadjobs_updated )
<a name="l00182"></a>00182                 {
<a name="l00183"></a>00183                     threadJob()-&gt;updateManager( <span class="keyword">this</span> );
<a name="l00184"></a>00184                     threadjobs_updated = <span class="keyword">true</span>;
<a name="l00185"></a>00185                 }
<a name="l00186"></a>00186             }
<a name="l00187"></a>00187             <span class="keywordflow">else</span>
<a name="l00188"></a>00188             {
<a name="l00189"></a>00189                 <span class="keywordflow">if</span> (it.current()-&gt;m_type[ActiveJobs] &gt; 0)
<a name="l00190"></a>00190                     listJobs(it.currentKey(), ActiveJobs, joblimit);
<a name="l00191"></a>00191                 <span class="keywordflow">if</span> (it.current()-&gt;m_type[CompletedJobs] &gt; 0)
<a name="l00192"></a>00192                     listJobs(it.currentKey(), CompletedJobs, joblimit);
<a name="l00193"></a>00193             }
<a name="l00194"></a>00194         }
<a name="l00195"></a>00195         m_threadjob-&gt;updateManager(<span class="keyword">this</span>);
<a name="l00196"></a>00196         removeDiscardedJobs();
<a name="l00197"></a>00197     }
<a name="l00198"></a>00198     <span class="keywordflow">return</span> m_jobs;
<a name="l00199"></a>00199 }
<a name="l00200"></a>00200 
<a name="l00201"></a>00201 <span class="keywordtype">int</span> KMJobManager::actions()
<a name="l00202"></a>00202 {
<a name="l00203"></a>00203     <span class="keywordflow">return</span> 0;
<a name="l00204"></a>00204 }
<a name="l00205"></a>00205 
<a name="l00206"></a>00206 <a class="codeRef" href="qvaluelist.html">QValueList&lt;KAction*&gt;</a> KMJobManager::createPluginActions(KActionCollection*)
<a name="l00207"></a>00207 {
<a name="l00208"></a>00208     <span class="keywordflow">return</span> <a class="codeRef" href="qvaluelist.html">QValueList&lt;KAction*&gt;</a>();
<a name="l00209"></a>00209 }
<a name="l00210"></a>00210 
<a name="l00211"></a>00211 <span class="keywordtype">void</span> KMJobManager::validatePluginActions(KActionCollection*, <span class="keyword">const</span> <a class="codeRef" href="qptrlist.html">QPtrList&lt;KMJob&gt;</a>&amp;)
<a name="l00212"></a>00212 {
<a name="l00213"></a>00213 }
<a name="l00214"></a>00214 
<a name="l00215"></a>00215 <span class="keywordtype">void</span> KMJobManager::addPrinter(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>&amp; pr, KMJobManager::JobType type, <span class="keywordtype">bool</span> isSpecial)
<a name="l00216"></a>00216 {
<a name="l00217"></a>00217     <span class="keyword">struct </span>JobFilter    *jf = m_filter.<a class="codeRef" href="qvaluelist.html#find">find</a>(pr);
<a name="l00218"></a>00218     <span class="keywordflow">if</span> (!jf)
<a name="l00219"></a>00219     {
<a name="l00220"></a>00220         jf = <span class="keyword">new</span> JobFilter;
<a name="l00221"></a>00221         m_filter.insert(pr, jf);
<a name="l00222"></a>00222     }
<a name="l00223"></a>00223     jf-&gt;m_type[type]++;
<a name="l00224"></a>00224     jf-&gt;m_isspecial = isSpecial;
<a name="l00225"></a>00225 }
<a name="l00226"></a>00226 
<a name="l00227"></a>00227 <span class="keywordtype">void</span> KMJobManager::removePrinter(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>&amp; pr, KMJobManager::JobType type)
<a name="l00228"></a>00228 {
<a name="l00229"></a>00229     <span class="keyword">struct </span>JobFilter    *jf = m_filter.find(pr);
<a name="l00230"></a>00230     <span class="keywordflow">if</span> (jf)
<a name="l00231"></a>00231     {
<a name="l00232"></a>00232         jf-&gt;m_type[type] = QMAX(0, jf-&gt;m_type[type]-1);
<a name="l00233"></a>00233         <span class="keywordflow">if</span> (!jf-&gt;m_type[0] &amp;&amp; !jf-&gt;m_type[1])
<a name="l00234"></a>00234             m_filter.remove(pr);
<a name="l00235"></a>00235     }
<a name="l00236"></a>00236 }
<a name="l00237"></a>00237 
<a name="l00238"></a>00238 <span class="keywordtype">bool</span> KMJobManager::doPluginAction(<span class="keywordtype">int</span>, <span class="keyword">const</span> <a class="codeRef" href="qptrlist.html">QPtrList&lt;KMJob&gt;</a>&amp;)
<a name="l00239"></a>00239 {
<a name="l00240"></a>00240     <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00241"></a>00241 }
<a name="l00242"></a>00242 
<a name="l00243"></a>00243 <span class="keywordtype">void</span> KMJobManager::setLimit(<span class="keywordtype">int</span> val)
<a name="l00244"></a>00244 {
<a name="l00245"></a>00245     KConfig *conf = KMFactory::self()-&gt;printConfig();
<a name="l00246"></a>00246     conf-&gt;setGroup(<span class="stringliteral">&quot;Jobs&quot;</span>);
<a name="l00247"></a>00247     conf-&gt;writeEntry(<span class="stringliteral">&quot;Limit&quot;</span>, val);
<a name="l00248"></a>00248 }
<a name="l00249"></a>00249 
<a name="l00250"></a>00250 <span class="keywordtype">int</span> KMJobManager::limit()
<a name="l00251"></a>00251 {
<a name="l00252"></a>00252     KConfig *conf = KMFactory::self()-&gt;printConfig();
<a name="l00253"></a>00253     conf-&gt;setGroup(<span class="stringliteral">&quot;Jobs&quot;</span>);
<a name="l00254"></a>00254     <span class="keywordflow">return</span> conf-&gt;readNumEntry(<span class="stringliteral">&quot;Limit&quot;</span>, 0);
<a name="l00255"></a>00255 }
<a name="l00256"></a>00256 
<a name="l00257"></a>00257 <span class="preprocessor">#include &quot;kmjobmanager.moc&quot;</span>
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