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<div class="title">kmfactory.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 <kdeprint@swing.be></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 "kmfactory.h"</span>
<a name="l00021"></a>00021 <span class="preprocessor">#include "kmmanager.h"</span>
<a name="l00022"></a>00022 <span class="preprocessor">#include "kmjobmanager.h"</span>
<a name="l00023"></a>00023 <span class="preprocessor">#include "kmuimanager.h"</span>
<a name="l00024"></a>00024 <span class="preprocessor">#include "kprinterimpl.h"</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include "kprinter.h"</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include "kpreloadobject.h"</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include "kdeprintcheck.h"</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include "kxmlcommand.h"</span>
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="preprocessor">#include <qdir.h></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <qfile.h></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include <qsettings.h></span>
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="preprocessor">#include <klibloader.h></span>
<a name="l00035"></a>00035 <span class="preprocessor">#include <kconfig.h></span>
<a name="l00036"></a>00036 <span class="preprocessor">#include <kstandarddirs.h></span>
<a name="l00037"></a>00037 <span class="preprocessor">#include <kiconloader.h></span>
<a name="l00038"></a>00038 <span class="preprocessor">#include <kdebug.h></span>
<a name="l00039"></a>00039 <span class="preprocessor">#include <kmessagebox.h></span>
<a name="l00040"></a>00040 <span class="preprocessor">#include <klocale.h></span>
<a name="l00041"></a>00041 <span class="preprocessor">#include <ksimpleconfig.h></span>
<a name="l00042"></a>00042 <span class="preprocessor">#include <kstaticdeleter.h></span>
<a name="l00043"></a>00043 <span class="preprocessor">#include <kapplication.h></span>
<a name="l00044"></a>00044 <span class="preprocessor">#include <dcopclient.h></span>
<a name="l00045"></a>00045 <span class="preprocessor">#include <dcopref.h></span>
<a name="l00046"></a>00046 <span class="preprocessor">#include <kio/authinfo.h></span>
<a name="l00047"></a>00047
<a name="l00048"></a>00048 <span class="preprocessor">#include <unistd.h></span>
<a name="l00049"></a>00049
<a name="l00050"></a>00050 <span class="preprocessor">#define UNLOAD_OBJECT(x) if (x != 0) { delete x; x = 0; }</span>
<a name="l00051"></a>00051 <span class="preprocessor"></span>
<a name="l00052"></a>00052 <span class="preprocessor">#ifdef Q_WS_X11</span>
<a name="l00053"></a>00053 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="keywordtype">void</span> qt_generate_epsf( <span class="keywordtype">bool</span> b );
<a name="l00054"></a>00054 <span class="preprocessor">#endif</span>
<a name="l00055"></a>00055 <span class="preprocessor"></span>
<a name="l00056"></a>00056 KMFactory* KMFactory::m_self = 0;
<a name="l00057"></a>00057 <span class="keyword">static</span> KStaticDeleter<KMFactory> s_kmfactorysd;
<a name="l00058"></a>00058
<a name="l00059"></a>00059 KMFactory* KMFactory::self()
<a name="l00060"></a>00060 {
<a name="l00061"></a>00061 <span class="keywordflow">if</span> (!m_self)
<a name="l00062"></a>00062 m_self = s_kmfactorysd.setObject(m_self, <span class="keyword">new</span> KMFactory());
<a name="l00063"></a>00063 <span class="keywordflow">return</span> m_self;
<a name="l00064"></a>00064 }
<a name="l00065"></a>00065
<a name="l00066"></a>00066 <span class="keywordtype">bool</span> KMFactory::exists()
<a name="l00067"></a>00067 {
<a name="l00068"></a>00068 <span class="keywordflow">return</span> m_self != 0L;
<a name="l00069"></a>00069 }
<a name="l00070"></a>00070
<a name="l00071"></a>00071 <span class="keywordtype">void</span> KMFactory::release()
<a name="l00072"></a>00072 {
<a name="l00073"></a>00073 <span class="keywordflow">if</span> (m_self)
<a name="l00074"></a>00074 {
<a name="l00075"></a>00075 KMFactory* p = m_self;
<a name="l00076"></a>00076 m_self = 0; <span class="comment">// so that exists() says false</span>
<a name="l00077"></a>00077 <span class="keyword">delete</span> p;
<a name="l00078"></a>00078 }
<a name="l00079"></a>00079 }
<a name="l00080"></a>00080
<a name="l00081"></a>00081 KMFactory::KMFactory()
<a name="l00082"></a>00082 : <a class="codeRef" href="qobject.html">QObject</a>(NULL, <span class="stringliteral">"Factory"</span>)
<a name="l00083"></a>00083 {
<a name="l00084"></a>00084 m_settings = <span class="keyword">new</span> Settings;
<a name="l00085"></a>00085 m_settings->application = KPrinter::Dialog;
<a name="l00086"></a>00086 m_settings->pageSelection = KPrinter::SystemSide;
<a name="l00087"></a>00087 m_settings->standardDialogPages = KPrinter::CopiesPage;
<a name="l00088"></a>00088 m_settings->pageSize = -1;
<a name="l00089"></a>00089 m_settings->orientation = -1;
<a name="l00090"></a>00090
<a name="l00091"></a>00091 m_objects.setAutoDelete(<span class="keyword">false</span>);
<a name="l00092"></a>00092
<a name="l00093"></a>00093 m_manager = 0;
<a name="l00094"></a>00094 m_jobmanager = 0;
<a name="l00095"></a>00095 m_uimanager = 0;
<a name="l00096"></a>00096 m_implementation = 0;
<a name="l00097"></a>00097 m_factory = 0;
<a name="l00098"></a>00098 m_printconfig = 0;
<a name="l00099"></a>00099 <span class="preprocessor">#if QT_VERSION >= 230</span>
<a name="l00100"></a>00100 <span class="preprocessor"></span> <span class="comment">// Qt's default behavior, to generate EPS in some cases and not in others, sucks.</span>
<a name="l00101"></a>00101 <span class="comment">// This is fixed in Qt 3.0, but for Qt 2.x we need to disable it explicitly.</span>
<a name="l00102"></a>00102 <span class="comment">// If this is a problem for anyone, we can add a public method to set this flag.</span>
<a name="l00103"></a>00103 <span class="comment">// (David Faure, doing as advised by Lars Knoll)</span>
<a name="l00104"></a>00104 <span class="preprocessor">#ifdef Q_WS_X11</span>
<a name="l00105"></a>00105 <span class="preprocessor"></span> qt_generate_epsf( <span class="keyword">false</span> );
<a name="l00106"></a>00106 <span class="preprocessor">#endif</span>
<a name="l00107"></a>00107 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00108"></a>00108 <span class="preprocessor"></span>
<a name="l00109"></a>00109 <span class="comment">// By default, embed PS fonts</span>
<a name="l00110"></a>00110 <span class="keywordtype">bool</span> ok = <span class="keyword">false</span>;
<a name="l00111"></a>00111 <a class="codeRef" href="qsettings.html">QSettings</a> settings;
<a name="l00112"></a>00112 settings.<a class="codeRef" href="qsettings.html#readBoolEntry">readBoolEntry</a>( <span class="stringliteral">"/qt/embedFonts"</span>, <span class="keyword">true</span>, &ok );
<a name="l00113"></a>00113 <span class="keywordflow">if</span> ( !ok )
<a name="l00114"></a>00114 settings.<a class="codeRef" href="qsettings.html#writeEntry">writeEntry</a>( <span class="stringliteral">"/qt/embedFonts"</span>, <span class="keyword">true</span> );
<a name="l00115"></a>00115
<a name="l00116"></a>00116 KGlobal::iconLoader()->addAppDir(<span class="stringliteral">"kdeprint"</span>);
<a name="l00117"></a>00117 KGlobal::locale()->insertCatalogue(<span class="stringliteral">"kdeprint"</span>);
<a name="l00118"></a>00118
<a name="l00119"></a>00119 <span class="comment">// create DCOP signal connection</span>
<a name="l00120"></a>00120 connectDCOPSignal(0, 0, <span class="stringliteral">"pluginChanged(pid_t)"</span>, <span class="stringliteral">"slot_pluginChanged(pid_t)"</span>, <span class="keyword">false</span>);
<a name="l00121"></a>00121 connectDCOPSignal(0, 0, <span class="stringliteral">"configChanged()"</span>, <span class="stringliteral">"slot_configChanged()"</span>, <span class="keyword">false</span>);
<a name="l00122"></a>00122 }
<a name="l00123"></a>00123
<a name="l00124"></a>00124 KMFactory::~KMFactory()
<a name="l00125"></a>00125 {
<a name="l00126"></a>00126 <span class="keyword">delete</span> m_settings;
<a name="l00127"></a>00127 <span class="comment">// The only object to be destroyed is m_printconfig. All other objects have been</span>
<a name="l00128"></a>00128 <span class="comment">// created with "this" as parent, so we don't need to care about their destruction</span>
<a name="l00129"></a>00129 UNLOAD_OBJECT(m_printconfig);
<a name="l00130"></a>00130 m_self = 0;
<a name="l00131"></a>00131 }
<a name="l00132"></a>00132
<a name="l00133"></a>00133 KMManager* KMFactory::manager()
<a name="l00134"></a>00134 {
<a name="l00135"></a>00135 <span class="keywordflow">if</span> (!m_manager)
<a name="l00136"></a>00136 createManager();
<a name="l00137"></a>00137 Q_CHECK_PTR(m_manager);
<a name="l00138"></a>00138 <span class="keywordflow">return</span> m_manager;
<a name="l00139"></a>00139 }
<a name="l00140"></a>00140
<a name="l00141"></a>00141 KMJobManager* KMFactory::jobManager()
<a name="l00142"></a>00142 {
<a name="l00143"></a>00143 <span class="keywordflow">if</span> (!m_jobmanager)
<a name="l00144"></a>00144 createJobManager();
<a name="l00145"></a>00145 Q_CHECK_PTR(m_jobmanager);
<a name="l00146"></a>00146 <span class="keywordflow">return</span> m_jobmanager;
<a name="l00147"></a>00147 }
<a name="l00148"></a>00148
<a name="l00149"></a>00149 KMUiManager* KMFactory::uiManager()
<a name="l00150"></a>00150 {
<a name="l00151"></a>00151 <span class="keywordflow">if</span> (!m_uimanager)
<a name="l00152"></a>00152 createUiManager();
<a name="l00153"></a>00153 Q_CHECK_PTR(m_uimanager);
<a name="l00154"></a>00154 <span class="keywordflow">return</span> m_uimanager;
<a name="l00155"></a>00155 }
<a name="l00156"></a>00156
<a name="l00157"></a>00157 KPrinterImpl* KMFactory::printerImplementation()
<a name="l00158"></a>00158 {
<a name="l00159"></a>00159 <span class="keywordflow">if</span> (!m_implementation)
<a name="l00160"></a>00160 createPrinterImpl();
<a name="l00161"></a>00161 Q_CHECK_PTR(m_implementation);
<a name="l00162"></a>00162 <span class="keywordflow">return</span> m_implementation;
<a name="l00163"></a>00163 }
<a name="l00164"></a>00164
<a name="l00165"></a>00165 KMVirtualManager* KMFactory::virtualManager()
<a name="l00166"></a>00166 {
<a name="l00167"></a>00167 <span class="keywordflow">return</span> manager()->m_virtualmgr;
<a name="l00168"></a>00168 }
<a name="l00169"></a>00169
<a name="l00170"></a>00170 KMSpecialManager* KMFactory::specialManager()
<a name="l00171"></a>00171 {
<a name="l00172"></a>00172 <span class="keywordflow">return</span> manager()->m_specialmgr;
<a name="l00173"></a>00173 }
<a name="l00174"></a>00174
<a name="l00175"></a>00175 KXmlCommandManager* KMFactory::commandManager()
<a name="l00176"></a>00176 {
<a name="l00177"></a>00177 <span class="keywordflow">return</span> KXmlCommandManager::self();
<a name="l00178"></a>00178 }
<a name="l00179"></a>00179
<a name="l00180"></a>00180 <span class="keywordtype">void</span> KMFactory::createManager()
<a name="l00181"></a>00181 {
<a name="l00182"></a>00182 loadFactory();
<a name="l00183"></a>00183 <span class="keywordflow">if</span> (m_factory) m_manager = (KMManager*)m_factory->create(<span class="keyword">this</span>,<span class="stringliteral">"Manager"</span>,<span class="stringliteral">"KMManager"</span>);
<a name="l00184"></a>00184 <span class="keywordflow">if</span> (!m_manager) m_manager = <span class="keyword">new</span> KMManager(<span class="keyword">this</span>,<span class="stringliteral">"Manager"</span>);
<a name="l00185"></a>00185 }
<a name="l00186"></a>00186
<a name="l00187"></a>00187 <span class="keywordtype">void</span> KMFactory::createJobManager()
<a name="l00188"></a>00188 {
<a name="l00189"></a>00189 loadFactory();
<a name="l00190"></a>00190 <span class="keywordflow">if</span> (m_factory) m_jobmanager = (KMJobManager*)m_factory->create(<span class="keyword">this</span>,<span class="stringliteral">"JobManager"</span>,<span class="stringliteral">"KMJobManager"</span>);
<a name="l00191"></a>00191 <span class="keywordflow">if</span> (!m_jobmanager) m_jobmanager = <span class="keyword">new</span> KMJobManager(<span class="keyword">this</span>,<span class="stringliteral">"JobManager"</span>);
<a name="l00192"></a>00192 }
<a name="l00193"></a>00193
<a name="l00194"></a>00194 <span class="keywordtype">void</span> KMFactory::createUiManager()
<a name="l00195"></a>00195 {
<a name="l00196"></a>00196 loadFactory();
<a name="l00197"></a>00197 <span class="keywordflow">if</span> (m_factory) m_uimanager = (KMUiManager*)m_factory->create(<span class="keyword">this</span>,<span class="stringliteral">"UiManager"</span>,<span class="stringliteral">"KMUiManager"</span>);
<a name="l00198"></a>00198 <span class="keywordflow">if</span> (!m_uimanager) m_uimanager = <span class="keyword">new</span> KMUiManager(<span class="keyword">this</span>,<span class="stringliteral">"UiManager"</span>);
<a name="l00199"></a>00199 }
<a name="l00200"></a>00200
<a name="l00201"></a>00201 <span class="keywordtype">void</span> KMFactory::createPrinterImpl()
<a name="l00202"></a>00202 {
<a name="l00203"></a>00203 loadFactory();
<a name="l00204"></a>00204 <span class="keywordflow">if</span> (m_factory) m_implementation = (KPrinterImpl*)m_factory->create(<span class="keyword">this</span>,<span class="stringliteral">"PrinterImpl"</span>,<span class="stringliteral">"KPrinterImpl"</span>);
<a name="l00205"></a>00205 <span class="keywordflow">if</span> (!m_implementation) m_implementation = <span class="keyword">new</span> KPrinterImpl(<span class="keyword">this</span>,<span class="stringliteral">"PrinterImpl"</span>);
<a name="l00206"></a>00206 }
<a name="l00207"></a>00207
<a name="l00208"></a>00208 <span class="keywordtype">void</span> KMFactory::loadFactory(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& syst)
<a name="l00209"></a>00209 {
<a name="l00210"></a>00210 <span class="keywordflow">if</span> (!m_factory)
<a name="l00211"></a>00211 {
<a name="l00212"></a>00212 <a class="codeRef" href="qstring.html">QString</a> sys(syst);
<a name="l00213"></a>00213 <span class="keywordflow">if</span> (sys.isEmpty())
<a name="l00214"></a>00214 <span class="comment">// load default configured print plugin</span>
<a name="l00215"></a>00215 sys = printSystem();
<a name="l00216"></a>00216 <a class="codeRef" href="qstring.html">QString</a> libname = <a class="codeRef" href="qstring.html#fromLatin1">QString::fromLatin1</a>(<span class="stringliteral">"kdeprint_%1"</span>).arg(sys);
<a name="l00217"></a>00217 m_factory = KLibLoader::self()->factory(<a class="codeRef" href="qfile.html#encodeName">QFile::encodeName</a>(libname));
<a name="l00218"></a>00218 <span class="keywordflow">if</span> (!m_factory)
<a name="l00219"></a>00219 {
<a name="l00220"></a>00220 KMessageBox::error(0,
<a name="l00221"></a>00221 i18n(<span class="stringliteral">"<qt>There was an error loading %1. The diagnostic is:<p>%2</p></qt>"</span>)
<a name="l00222"></a>00222 .arg(libname).arg(KLibLoader::self()->lastErrorMessage()));
<a name="l00223"></a>00223 }
<a name="l00224"></a>00224 }
<a name="l00225"></a>00225 }
<a name="l00226"></a>00226
<a name="l00227"></a>00227 KConfig* KMFactory::printConfig(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& group)
<a name="l00228"></a>00228 {
<a name="l00229"></a>00229 <span class="keywordflow">if</span> (!m_printconfig)
<a name="l00230"></a>00230 {
<a name="l00231"></a>00231 m_printconfig = <span class="keyword">new</span> KConfig(<span class="stringliteral">"kdeprintrc"</span>);
<a name="l00232"></a>00232 Q_CHECK_PTR(m_printconfig);
<a name="l00233"></a>00233 }
<a name="l00234"></a>00234 <span class="keywordflow">if</span> (!group.<a class="codeRef" href="qstring.html#isEmpty">isEmpty</a>())
<a name="l00235"></a>00235 m_printconfig->setGroup(group);
<a name="l00236"></a>00236 <span class="keywordflow">return</span> m_printconfig;
<a name="l00237"></a>00237 }
<a name="l00238"></a>00238
<a name="l00239"></a>00239 <a class="codeRef" href="qstring.html">QString</a> KMFactory::printSystem()
<a name="l00240"></a>00240 {
<a name="l00241"></a>00241 KConfig *conf = printConfig();
<a name="l00242"></a>00242 conf->setGroup(<span class="stringliteral">"General"</span>);
<a name="l00243"></a>00243 <a class="codeRef" href="qstring.html">QString</a> sys = conf->readEntry(<span class="stringliteral">"PrintSystem"</span>);
<a name="l00244"></a>00244 <span class="keywordflow">if</span> (sys.<a class="codeRef" href="qstring.html#isEmpty">isEmpty</a>())
<a name="l00245"></a>00245 {
<a name="l00246"></a>00246 <span class="comment">// perform auto-detection (will at least return "lpdunix")</span>
<a name="l00247"></a>00247 sys = autoDetect();
<a name="l00248"></a>00248 <span class="comment">// save the result</span>
<a name="l00249"></a>00249 conf->writeEntry(<span class="stringliteral">"PrintSystem"</span>, sys);
<a name="l00250"></a>00250 conf->sync();
<a name="l00251"></a>00251 }
<a name="l00252"></a>00252 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( sys.<a class="codeRef" href="qstring.html#length">length</a>()==1 && sys[0].isDigit() ) <span class="comment">// discard old-style settings</span>
<a name="l00253"></a>00253 sys = <span class="stringliteral">"lpdunix"</span>;
<a name="l00254"></a>00254 <span class="keywordflow">return</span> sys;
<a name="l00255"></a>00255 }
<a name="l00256"></a>00256
<a name="l00257"></a>00257 <span class="keywordtype">void</span> KMFactory::unload()
<a name="l00258"></a>00258 {
<a name="l00259"></a>00259 UNLOAD_OBJECT(m_manager);
<a name="l00260"></a>00260 UNLOAD_OBJECT(m_jobmanager);
<a name="l00261"></a>00261 UNLOAD_OBJECT(m_uimanager);
<a name="l00262"></a>00262 UNLOAD_OBJECT(m_implementation);
<a name="l00263"></a>00263 <span class="comment">// factory will be automatically unloaded by KLibLoader as all object have been deleted.</span>
<a name="l00264"></a>00264 <span class="comment">// But to have loadFactory() to work, we need to set m_factory to NULL.</span>
<a name="l00265"></a>00265 m_factory = 0;
<a name="l00266"></a>00266 }
<a name="l00267"></a>00267
<a name="l00268"></a>00268 <span class="keywordtype">void</span> KMFactory::reload(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& syst, <span class="keywordtype">bool</span> saveSyst)
<a name="l00269"></a>00269 {
<a name="l00270"></a>00270 <span class="comment">// notify all registered objects about the coming reload</span>
<a name="l00271"></a>00271 <a class="codeRef" href="qptrlistiterator.html">QPtrListIterator<KPReloadObject></a> it(m_objects);
<a name="l00272"></a>00272 <span class="keywordflow">for</span> (;it.current();++it)
<a name="l00273"></a>00273 it.current()->aboutToReload();
<a name="l00274"></a>00274
<a name="l00275"></a>00275 <span class="comment">// unload all objects from the plugin</span>
<a name="l00276"></a>00276 unload();
<a name="l00277"></a>00277 <span class="keywordflow">if</span> (saveSyst)
<a name="l00278"></a>00278 {
<a name="l00279"></a>00279 KConfig *conf = printConfig();
<a name="l00280"></a>00280 conf->setGroup(<span class="stringliteral">"General"</span>);
<a name="l00281"></a>00281 conf->writeEntry(<span class="stringliteral">"PrintSystem"</span>, syst);
<a name="l00282"></a>00282 conf->sync();
<a name="l00283"></a>00283
<a name="l00284"></a>00284 <span class="comment">// notify all other apps using DCOP signal</span>
<a name="l00285"></a>00285 emit pluginChanged(getpid());
<a name="l00286"></a>00286 }
<a name="l00287"></a>00287
<a name="l00288"></a>00288 <span class="comment">// reload the factory</span>
<a name="l00289"></a>00289 loadFactory(syst);
<a name="l00290"></a>00290
<a name="l00291"></a>00291 <span class="comment">// notify all registered objects</span>
<a name="l00292"></a>00292 <span class="keywordflow">for</span> (it.toFirst();it.current();++it)
<a name="l00293"></a>00293 it.current()->reload();
<a name="l00294"></a>00294 }
<a name="l00295"></a>00295
<a name="l00296"></a>00296 <a class="codeRef" href="qvaluelist.html">QValueList<KMFactory::PluginInfo></a> KMFactory::pluginList()
<a name="l00297"></a>00297 {
<a name="l00298"></a>00298 <a class="codeRef" href="qdir.html">QDir</a> d(locate(<span class="stringliteral">"data"</span>, <span class="stringliteral">"kdeprint/plugins/"</span>), <span class="stringliteral">"*.print"</span>, QDir::Name, QDir::Files);
<a name="l00299"></a>00299 <a class="codeRef" href="qvaluelist.html">QValueList<PluginInfo></a> list;
<a name="l00300"></a>00300 <span class="keywordflow">for</span> (uint i=0; i<d.count(); i++)
<a name="l00301"></a>00301 {
<a name="l00302"></a>00302 PluginInfo info(pluginInfo(d.absFilePath(d[i])));
<a name="l00303"></a>00303 <span class="keywordflow">if</span> (info.name.isEmpty())
<a name="l00304"></a>00304 <span class="keywordflow">continue</span>;
<a name="l00305"></a>00305 list.<a class="codeRef" href="qvaluelist.html#append">append</a>(info);
<a name="l00306"></a>00306 }
<a name="l00307"></a>00307 <span class="keywordflow">return</span> list;
<a name="l00308"></a>00308 }
<a name="l00309"></a>00309
<a name="l00310"></a>00310 KMFactory::PluginInfo KMFactory::pluginInfo(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& name)
<a name="l00311"></a>00311 {
<a name="l00312"></a>00312 <a class="codeRef" href="qstring.html">QString</a> path(name);
<a name="l00313"></a>00313 <span class="keywordflow">if</span> (path[0] != <span class="charliteral">'/'</span>)
<a name="l00314"></a>00314 path = locate(<span class="stringliteral">"data"</span>, <a class="codeRef" href="qstring.html#fromLatin1">QString::fromLatin1</a>(<span class="stringliteral">"kdeprint/plugins/%1.print"</span>).arg(name));
<a name="l00315"></a>00315 KSimpleConfig conf(path);
<a name="l00316"></a>00316 PluginInfo info;
<a name="l00317"></a>00317
<a name="l00318"></a>00318 conf.setGroup(<span class="stringliteral">"KDE Print Entry"</span>);
<a name="l00319"></a>00319 info.name = conf.readEntry(<span class="stringliteral">"PrintSystem"</span>);
<a name="l00320"></a>00320 info.comment = conf.readEntry(<span class="stringliteral">"Comment"</span>);
<a name="l00321"></a>00321 <span class="keywordflow">if</span> (info.comment.isEmpty())
<a name="l00322"></a>00322 info.comment = info.name;
<a name="l00323"></a>00323 info.detectUris = conf.readListEntry(<span class="stringliteral">"DetectUris"</span>);
<a name="l00324"></a>00324 info.detectPrecedence = conf.readNumEntry(<span class="stringliteral">"DetectPrecedence"</span>, 0);
<a name="l00325"></a>00325 info.mimeTypes = conf.readListEntry(<span class="stringliteral">"MimeTypes"</span>);
<a name="l00326"></a>00326 <span class="keywordflow">if</span> (info.mimeTypes.isEmpty())
<a name="l00327"></a>00327 info.mimeTypes << <span class="stringliteral">"application/postscript"</span>;
<a name="l00328"></a>00328 info.primaryMimeType = conf.readEntry(<span class="stringliteral">"PrimaryMimeType"</span>, info.mimeTypes[0]);
<a name="l00329"></a>00329
<a name="l00330"></a>00330 <span class="keywordflow">return</span> info;
<a name="l00331"></a>00331 }
<a name="l00332"></a>00332
<a name="l00333"></a>00333 <span class="keywordtype">void</span> KMFactory::registerObject(KPReloadObject *obj, <span class="keywordtype">bool</span> priority)
<a name="l00334"></a>00334 {
<a name="l00335"></a>00335 <span class="comment">// check if object already registered, then add it</span>
<a name="l00336"></a>00336 <span class="keywordflow">if</span> (m_objects.findRef(obj) == -1)
<a name="l00337"></a>00337 {
<a name="l00338"></a>00338 <span class="keywordflow">if</span> (priority)
<a name="l00339"></a>00339 m_objects.prepend(obj);
<a name="l00340"></a>00340 <span class="keywordflow">else</span>
<a name="l00341"></a>00341 m_objects.append(obj);
<a name="l00342"></a>00342 kdDebug(500) << <span class="stringliteral">"kdeprint: registering "</span> << (<span class="keywordtype">void</span>*)obj << <span class="stringliteral">", number of objects = "</span> << m_objects.count() << endl;
<a name="l00343"></a>00343 }
<a name="l00344"></a>00344 }
<a name="l00345"></a>00345
<a name="l00346"></a>00346 <span class="keywordtype">void</span> KMFactory::unregisterObject(KPReloadObject *obj)
<a name="l00347"></a>00347 {
<a name="l00348"></a>00348 <span class="comment">// remove object from list (not deleted as autoDelete is false)</span>
<a name="l00349"></a>00349 m_objects.removeRef(obj);
<a name="l00350"></a>00350 kdDebug(500) << <span class="stringliteral">"kdeprint: unregistering "</span> << (<span class="keywordtype">void</span>*)obj << <span class="stringliteral">", number of objects = "</span> << m_objects.count() << endl;
<a name="l00351"></a>00351 }
<a name="l00352"></a>00352
<a name="l00353"></a>00353 <a class="codeRef" href="qstring.html">QString</a> KMFactory::autoDetect()
<a name="l00354"></a>00354 {
<a name="l00355"></a>00355 <a class="codeRef" href="qvaluelist.html">QValueList<PluginInfo></a> plugins = pluginList();
<a name="l00356"></a>00356 <span class="keywordtype">int</span> pluginIndex(-1), currentPrecedence(0);
<a name="l00357"></a>00357 <span class="keywordflow">for</span> (uint i=0;i<plugins.<a class="codeRef" href="qvaluelist.html#count">count</a>();i++)
<a name="l00358"></a>00358 {
<a name="l00359"></a>00359 <span class="keywordflow">if</span> (plugins[i].detectUris.<a class="codeRef" href="qvaluelist.html#count">count</a>() > 0 && KdeprintChecker::check(plugins[i].detectUris)
<a name="l00360"></a>00360 && (pluginIndex == -1 || plugins[i].detectPrecedence >= currentPrecedence))
<a name="l00361"></a>00361 {
<a name="l00362"></a>00362 pluginIndex = i;
<a name="l00363"></a>00363 currentPrecedence = plugins[i].detectPrecedence;
<a name="l00364"></a>00364 }
<a name="l00365"></a>00365 }
<a name="l00366"></a>00366 <span class="keywordflow">return</span> (pluginIndex == -1 ? <a class="codeRef" href="qstring.html#fromLatin1">QString::fromLatin1</a>(<span class="stringliteral">"lpdunix"</span>) : plugins[pluginIndex].name);
<a name="l00367"></a>00367 }
<a name="l00368"></a>00368
<a name="l00369"></a>00369 <span class="keywordtype">void</span> KMFactory::slot_pluginChanged(pid_t pid)
<a name="l00370"></a>00370 {
<a name="l00371"></a>00371 <span class="comment">// only do something if the notification comes from another process</span>
<a name="l00372"></a>00372 <span class="keywordflow">if</span> (pid != getpid())
<a name="l00373"></a>00373 {
<a name="l00374"></a>00374 <span class="comment">// Unload config object (avoid saving it)</span>
<a name="l00375"></a>00375 printConfig()->rollback();
<a name="l00376"></a>00376 UNLOAD_OBJECT(m_printconfig);
<a name="l00377"></a>00377 <span class="comment">// Then reload everything and notified registered objects.</span>
<a name="l00378"></a>00378 <span class="comment">// Do NOT re-save the new print system.</span>
<a name="l00379"></a>00379 <a class="codeRef" href="qstring.html">QString</a> syst = printSystem();
<a name="l00380"></a>00380 reload(syst, <span class="keyword">false</span>);
<a name="l00381"></a>00381 }
<a name="l00382"></a>00382 }
<a name="l00383"></a>00383
<a name="l00384"></a>00384 <span class="keywordtype">void</span> KMFactory::slot_configChanged()
<a name="l00385"></a>00385 {
<a name="l00386"></a>00386 kdDebug(500) << <span class="stringliteral">"KMFactory ("</span> << getpid() << <span class="stringliteral">") receiving DCOP signal configChanged()"</span> << endl;
<a name="l00387"></a>00387 <span class="comment">// unload/reload config object (make it non dirty to</span>
<a name="l00388"></a>00388 <span class="comment">// avoid saving it and overwriting the newly saved options</span>
<a name="l00389"></a>00389 <span class="comment">// in the other application)</span>
<a name="l00390"></a>00390 printConfig()->rollback();
<a name="l00391"></a>00391 UNLOAD_OBJECT(m_printconfig);
<a name="l00392"></a>00392 printConfig();
<a name="l00393"></a>00393
<a name="l00394"></a>00394 <span class="comment">// notify all registered objects about the coming reload</span>
<a name="l00395"></a>00395 <a class="codeRef" href="qptrlistiterator.html">QPtrListIterator<KPReloadObject></a> it(m_objects);
<a name="l00396"></a>00396 <span class="comment">/*for (;it.current();++it)</span>
<a name="l00397"></a>00397 <span class="comment"> it.current()->aboutToReload();*/</span>
<a name="l00398"></a>00398
<a name="l00399"></a>00399 <span class="comment">// notify all object about the change</span>
<a name="l00400"></a>00400 <span class="keywordflow">for</span> (it.toFirst(); it.current();++it)
<a name="l00401"></a>00401 it.current()->configChanged();
<a name="l00402"></a>00402 }
<a name="l00403"></a>00403
<a name="l00404"></a>00404 <span class="keywordtype">void</span> KMFactory::saveConfig()
<a name="l00405"></a>00405 {
<a name="l00406"></a>00406 KConfig *conf = printConfig();
<a name="l00407"></a>00407 conf->sync();
<a name="l00408"></a>00408 kdDebug(500) << <span class="stringliteral">"KMFactory ("</span> << getpid() << <span class="stringliteral">") emitting DCOP signal configChanged()"</span> << endl;
<a name="l00409"></a>00409 emit configChanged();
<a name="l00410"></a>00410 <span class="comment">// normally, the self application should also receive the signal,</span>
<a name="l00411"></a>00411 <span class="comment">// anyway the config object has been updated "locally", so ne real</span>
<a name="l00412"></a>00412 <span class="comment">// need to reload the config file.</span>
<a name="l00413"></a>00413 }
<a name="l00414"></a>00414
<a name="l00415"></a>00415 <a class="codeRef" href="qpair.html">QPair<QString,QString></a> KMFactory::requestPassword( <span class="keywordtype">int</span>& seqNbr, <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& user, <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& host, <span class="keywordtype">int</span> port )
<a name="l00416"></a>00416 {
<a name="l00417"></a>00417 DCOPRef kdeprintd( <span class="stringliteral">"kded"</span>, <span class="stringliteral">"kdeprintd"</span> );
<a name="l00424"></a>00424 DCOPReply reply = kdeprintd.call( <span class="stringliteral">"requestPassword"</span>, user, host, port, seqNbr );
<a name="l00425"></a>00425 <span class="keywordflow">if</span> ( reply.isValid() )
<a name="l00426"></a>00426 {
<a name="l00427"></a>00427 <a class="codeRef" href="qstring.html">QString</a> replyString = reply;
<a name="l00428"></a>00428 <span class="keywordflow">if</span> ( replyString != <span class="stringliteral">"::"</span> )
<a name="l00429"></a>00429 {
<a name="l00430"></a>00430 <a class="codeRef" href="qstringlist.html">QStringList</a> l = <a class="codeRef" href="qstringlist.html#split">QStringList::split</a>( <span class="charliteral">':'</span>, replyString, <span class="keyword">true</span> );
<a name="l00431"></a>00431 <span class="keywordflow">if</span> ( l.count() == 3 )
<a name="l00432"></a>00432 {
<a name="l00433"></a>00433 seqNbr = l[ 2 ].toInt();
<a name="l00434"></a>00434 <span class="keywordflow">return</span> <a class="codeRef" href="qpair.html">QPair<QString,QString></a>( l[ 0 ], l[ 1 ] );
<a name="l00435"></a>00435 }
<a name="l00436"></a>00436 }
<a name="l00437"></a>00437 }
<a name="l00438"></a>00438 <span class="keywordflow">return</span> <a class="codeRef" href="qpair.html">QPair<QString,QString></a>( QString::null, QString::null );
<a name="l00439"></a>00439 }
<a name="l00440"></a>00440
<a name="l00441"></a>00441 <span class="keywordtype">void</span> KMFactory::initPassword( <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& user, <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& password, <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& host, <span class="keywordtype">int</span> port )
<a name="l00442"></a>00442 {
<a name="l00443"></a>00443 DCOPRef kdeprintd( <span class="stringliteral">"kded"</span>, <span class="stringliteral">"kdeprintd"</span> );
<a name="l00450"></a>00450 kdeprintd.call( <span class="stringliteral">"initPassword"</span>, user, password, host, port );
<a name="l00451"></a>00451 }
<a name="l00452"></a>00452
<a name="l00453"></a>00453 <span class="preprocessor">#include "kmfactory.moc"</span>
</pre></div></div>
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