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Diffstat (limited to 'kdeprint/kmfactory.cpp')
| -rw-r--r-- | kdeprint/kmfactory.cpp | 453 |
1 files changed, 0 insertions, 453 deletions
diff --git a/kdeprint/kmfactory.cpp b/kdeprint/kmfactory.cpp deleted file mode 100644 index 3206d3cee..000000000 --- a/kdeprint/kmfactory.cpp +++ /dev/null @@ -1,453 +0,0 @@ -/* - * This file is part of the KDE libraries - * Copyright (c) 2001 Michael Goffioul <tdeprint@swing.be> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License version 2 as published by the Free Software Foundation. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public License - * along with this library; see the file COPYING.LIB. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, - * Boston, MA 02110-1301, USA. - **/ - -#include "kmfactory.h" -#include "kmmanager.h" -#include "kmjobmanager.h" -#include "kmuimanager.h" -#include "kprinterimpl.h" -#include "kprinter.h" -#include "kpreloadobject.h" -#include "tdeprintcheck.h" -#include "kxmlcommand.h" - -#include <tqdir.h> -#include <tqfile.h> -#include <tqsettings.h> - -#include <klibloader.h> -#include <kconfig.h> -#include <kstandarddirs.h> -#include <kiconloader.h> -#include <kdebug.h> -#include <kmessagebox.h> -#include <klocale.h> -#include <ksimpleconfig.h> -#include <kstaticdeleter.h> -#include <kapplication.h> -#include <dcopclient.h> -#include <dcopref.h> -#include <kio/authinfo.h> - -#include <unistd.h> - -#define UNLOAD_OBJECT(x) if (x != 0) { delete x; x = 0; } - -#ifdef Q_WS_X11 -extern void qt_generate_epsf( bool b ); -#endif - -KMFactory* KMFactory::m_self = 0; -static KStaticDeleter<KMFactory> s_kmfactorysd; - -KMFactory* KMFactory::self() -{ - if (!m_self) - m_self = s_kmfactorysd.setObject(m_self, new KMFactory()); - return m_self; -} - -bool KMFactory::exists() -{ - return m_self != 0L; -} - -void KMFactory::release() -{ - if (m_self) - { - KMFactory* p = m_self; - m_self = 0; // so that exists() says false - delete p; - } -} - -KMFactory::KMFactory() - : TQObject(NULL, "Factory") -{ - m_settings = new Settings; - m_settings->application = KPrinter::Dialog; - m_settings->pageSelection = KPrinter::SystemSide; - m_settings->standardDialogPages = KPrinter::CopiesPage; - m_settings->pageSize = -1; - m_settings->orientation = -1; - - m_objects.setAutoDelete(false); - - m_manager = 0; - m_jobmanager = 0; - m_uimanager = 0; - m_implementation = 0; - m_factory = 0; - m_printconfig = 0; -#if QT_VERSION >= 230 - // Qt's default behavior, to generate EPS in some cases and not in others, sucks. - // This is fixed in Qt 3.0, but for Qt 2.x we need to disable it explicitly. - // If this is a problem for anyone, we can add a public method to set this flag. - // (David Faure, doing as advised by Lars Knoll) -#ifdef Q_WS_X11 - qt_generate_epsf( false ); -#endif -#endif - - // By default, embed PS fonts - bool ok = false; - TQSettings settings; - settings.readBoolEntry( "/qt/embedFonts", true, &ok ); - if ( !ok ) - settings.writeEntry( "/qt/embedFonts", true ); - - KGlobal::iconLoader()->addAppDir("tdeprint"); - KGlobal::locale()->insertCatalogue("tdeprint"); - - // create DCOP signal connection - connectDCOPSignal(0, 0, "pluginChanged(pid_t)", "slot_pluginChanged(pid_t)", false); - connectDCOPSignal(0, 0, "configChanged()", "slot_configChanged()", false); -} - -KMFactory::~KMFactory() -{ - delete m_settings; - // The only object to be destroyed is m_printconfig. All other objects have been - // created with "this" as parent, so we don't need to care about their destruction - UNLOAD_OBJECT(m_printconfig); - m_self = 0; -} - -KMManager* KMFactory::manager() -{ - if (!m_manager) - createManager(); - Q_CHECK_PTR(m_manager); - return m_manager; -} - -KMJobManager* KMFactory::jobManager() -{ - if (!m_jobmanager) - createJobManager(); - Q_CHECK_PTR(m_jobmanager); - return m_jobmanager; -} - -KMUiManager* KMFactory::uiManager() -{ - if (!m_uimanager) - createUiManager(); - Q_CHECK_PTR(m_uimanager); - return m_uimanager; -} - -KPrinterImpl* KMFactory::printerImplementation() -{ - if (!m_implementation) - createPrinterImpl(); - Q_CHECK_PTR(m_implementation); - return m_implementation; -} - -KMVirtualManager* KMFactory::virtualManager() -{ - return manager()->m_virtualmgr; -} - -KMSpecialManager* KMFactory::specialManager() -{ - return manager()->m_specialmgr; -} - -KXmlCommandManager* KMFactory::commandManager() -{ - return KXmlCommandManager::self(); -} - -void KMFactory::createManager() -{ - loadFactory(); - if (m_factory) m_manager = (KMManager*)m_factory->create(this,"Manager","KMManager"); - if (!m_manager) m_manager = new KMManager(this,"Manager"); -} - -void KMFactory::createJobManager() -{ - loadFactory(); - if (m_factory) m_jobmanager = (KMJobManager*)m_factory->create(this,"JobManager","KMJobManager"); - if (!m_jobmanager) m_jobmanager = new KMJobManager(this,"JobManager"); -} - -void KMFactory::createUiManager() -{ - loadFactory(); - if (m_factory) m_uimanager = (KMUiManager*)m_factory->create(this,"UiManager","KMUiManager"); - if (!m_uimanager) m_uimanager = new KMUiManager(this,"UiManager"); -} - -void KMFactory::createPrinterImpl() -{ - loadFactory(); - if (m_factory) m_implementation = (KPrinterImpl*)m_factory->create(this,"PrinterImpl","KPrinterImpl"); - if (!m_implementation) m_implementation = new KPrinterImpl(this,"PrinterImpl"); -} - -void KMFactory::loadFactory(const TQString& syst) -{ - if (!m_factory) - { - TQString sys(syst); - if (sys.isEmpty()) - // load default configured print plugin - sys = printSystem(); - TQString libname = TQString::tqfromLatin1("tdeprint_%1").arg(sys); - m_factory = KLibLoader::self()->factory(TQFile::encodeName(libname)); - if (!m_factory) - { - KMessageBox::error(0, - i18n("<qt>There was an error loading %1. The diagnostic is:<p>%2</p></qt>") - .arg(libname).arg(KLibLoader::self()->lastErrorMessage())); - } - } -} - -KConfig* KMFactory::printConfig(const TQString& group) -{ - if (!m_printconfig) - { - m_printconfig = new KConfig("tdeprintrc"); - Q_CHECK_PTR(m_printconfig); - } - if (!group.isEmpty()) - m_printconfig->setGroup(group); - return m_printconfig; -} - -TQString KMFactory::printSystem() -{ - KConfig *conf = printConfig(); - conf->setGroup("General"); - TQString sys = conf->readEntry("PrintSystem"); - if (sys.isEmpty()) - { - // perform auto-detection (will at least return "lpdunix") - sys = autoDetect(); - // save the result - conf->writeEntry("PrintSystem", sys); - conf->sync(); - } - else if ( sys.length()==1 && sys[0].isDigit() ) // discard old-style settings - sys = "lpdunix"; - return sys; -} - -void KMFactory::unload() -{ - UNLOAD_OBJECT(m_manager); - UNLOAD_OBJECT(m_jobmanager); - UNLOAD_OBJECT(m_uimanager); - UNLOAD_OBJECT(m_implementation); - // factory will be automatically unloaded by KLibLoader as all object have been deleted. - // But to have loadFactory() to work, we need to set m_factory to NULL. - m_factory = 0; -} - -void KMFactory::reload(const TQString& syst, bool saveSyst) -{ - // notify all registered objects about the coming reload - TQPtrListIterator<KPReloadObject> it(m_objects); - for (;it.current();++it) - it.current()->aboutToReload(); - - // unload all objects from the plugin - unload(); - if (saveSyst) - { - KConfig *conf = printConfig(); - conf->setGroup("General"); - conf->writeEntry("PrintSystem", syst); - conf->sync(); - - // notify all other apps using DCOP signal - emit pluginChanged(getpid()); - } - - // reload the factory - loadFactory(syst); - - // notify all registered objects - for (it.toFirst();it.current();++it) - it.current()->reload(); -} - -TQValueList<KMFactory::PluginInfo> KMFactory::pluginList() -{ - TQDir d(locate("data", "tdeprint/plugins/"), "*.print", TQDir::Name, TQDir::Files); - TQValueList<PluginInfo> list; - for (uint i=0; i<d.count(); i++) - { - PluginInfo info(pluginInfo(d.absFilePath(d[i]))); - if (info.name.isEmpty()) - continue; - list.append(info); - } - return list; -} - -KMFactory::PluginInfo KMFactory::pluginInfo(const TQString& name) -{ - TQString path(name); - if (path[0] != '/') - path = locate("data", TQString::tqfromLatin1("tdeprint/plugins/%1.print").arg(name)); - KSimpleConfig conf(path); - PluginInfo info; - - conf.setGroup("KDE Print Entry"); - info.name = conf.readEntry("PrintSystem"); - info.comment = conf.readEntry("Comment"); - if (info.comment.isEmpty()) - info.comment = info.name; - info.detectUris = conf.readListEntry("DetectUris"); - info.detectPrecedence = conf.readNumEntry("DetectPrecedence", 0); - info.mimeTypes = conf.readListEntry("MimeTypes"); - if (info.mimeTypes.isEmpty()) - info.mimeTypes << "application/postscript"; - info.primaryMimeType = conf.readEntry("PrimaryMimeType", info.mimeTypes[0]); - - return info; -} - -void KMFactory::registerObject(KPReloadObject *obj, bool priority) -{ - // check if object already registered, then add it - if (m_objects.findRef(obj) == -1) - { - if (priority) - m_objects.prepend(obj); - else - m_objects.append(obj); - kdDebug(500) << "tdeprint: registering " << (void*)obj << ", number of objects = " << m_objects.count() << endl; - } -} - -void KMFactory::unregisterObject(KPReloadObject *obj) -{ - // remove object from list (not deleted as autoDelete is false) - m_objects.removeRef(obj); - kdDebug(500) << "tdeprint: unregistering " << (void*)obj << ", number of objects = " << m_objects.count() << endl; -} - -TQString KMFactory::autoDetect() -{ - TQValueList<PluginInfo> plugins = pluginList(); - int pluginIndex(-1), currentPrecedence(0); - for (uint i=0;i<plugins.count();i++) - { - if (plugins[i].detectUris.count() > 0 && KdeprintChecker::check(plugins[i].detectUris) - && (pluginIndex == -1 || plugins[i].detectPrecedence >= currentPrecedence)) - { - pluginIndex = i; - currentPrecedence = plugins[i].detectPrecedence; - } - } - return (pluginIndex == -1 ? TQString::tqfromLatin1("lpdunix") : plugins[pluginIndex].name); -} - -void KMFactory::slot_pluginChanged(pid_t pid) -{ - // only do something if the notification comes from another process - if (pid != getpid()) - { - // Unload config object (avoid saving it) - printConfig()->rollback(); - UNLOAD_OBJECT(m_printconfig); - // Then reload everything and notified registered objects. - // Do NOT re-save the new print system. - TQString syst = printSystem(); - reload(syst, false); - } -} - -void KMFactory::slot_configChanged() -{ - kdDebug(500) << "KMFactory (" << getpid() << ") receiving DCOP signal configChanged()" << endl; - // unload/reload config object (make it non dirty to - // avoid saving it and overwriting the newly saved options - // in the other application) - printConfig()->rollback(); - UNLOAD_OBJECT(m_printconfig); - printConfig(); - - // notify all registered objects about the coming reload - TQPtrListIterator<KPReloadObject> it(m_objects); - /*for (;it.current();++it) - it.current()->aboutToReload();*/ - - // notify all object about the change - for (it.toFirst(); it.current();++it) - it.current()->configChanged(); -} - -void KMFactory::saveConfig() -{ - KConfig *conf = printConfig(); - conf->sync(); - kdDebug(500) << "KMFactory (" << getpid() << ") emitting DCOP signal configChanged()" << endl; - emit configChanged(); - // normally, the self application should also receive the signal, - // anyway the config object has been updated "locally", so ne real - // need to reload the config file. -} - -TQPair<TQString,TQString> KMFactory::requestPassword( int& seqNbr, const TQString& user, const TQString& host, int port ) -{ - DCOPRef tdeprintd( "kded", "tdeprintd" ); - /** - * We do not use an internal event loop for 2 potential problems: - * - the MessageWindow modality (appearing afterwards, it pops up on top - * of the password dialog) - * - KMTimer should be stopped, but it's unavailable from this object - */ - DCOPReply reply = tdeprintd.call( "requestPassword", user, host, port, seqNbr ); - if ( reply.isValid() ) - { - TQString replyString = reply; - if ( replyString != "::" ) - { - TQStringList l = TQStringList::split( ':', replyString, true ); - if ( l.count() == 3 ) - { - seqNbr = l[ 2 ].toInt(); - return TQPair<TQString,TQString>( l[ 0 ], l[ 1 ] ); - } - } - } - return TQPair<TQString,TQString>( TQString::null, TQString::null ); -} - -void KMFactory::initPassword( const TQString& user, const TQString& password, const TQString& host, int port ) -{ - DCOPRef tdeprintd( "kded", "tdeprintd" ); - /** - * We do not use an internal event loop for 2 potential problems: - * - the MessageWindow modality (appearing afterwards, it pops up on top - * of the password dialog) - * - KMTimer should be stopped, but it's unavailable from this object - */ - tdeprintd.call( "initPassword", user, password, host, port ); -} - -#include "kmfactory.moc" |