summaryrefslogtreecommitdiffstats
path: root/tdeprint/kmmanager.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'tdeprint/kmmanager.cpp')
-rw-r--r--tdeprint/kmmanager.cpp556
1 files changed, 556 insertions, 0 deletions
diff --git a/tdeprint/kmmanager.cpp b/tdeprint/kmmanager.cpp
new file mode 100644
index 000000000..01ca0dc77
--- /dev/null
+++ b/tdeprint/kmmanager.cpp
@@ -0,0 +1,556 @@
+/*
+ * 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 "kmmanager.h"
+#include "kmprinter.h"
+#include "kmdbentry.h"
+#include "kmfactory.h"
+#include "kmvirtualmanager.h"
+#include "kmspecialmanager.h"
+#include "printerfilter.h"
+#include "kprinter.h"
+
+#include <zlib.h>
+#include <tqfile.h>
+#include <kstandarddirs.h>
+#include <kconfig.h>
+#include <klocale.h>
+#include <kdebug.h>
+#include <kapplication.h>
+#include <klibloader.h>
+#include <unistd.h>
+
+KMManager::KMManager(TQObject *parent, const char *name)
+: TQObject(parent,name)
+{
+ m_printers.setAutoDelete(true);
+ m_fprinters.setAutoDelete(false);
+ m_hasmanagement = false;
+ m_printeroperationmask = 0;
+ m_serveroperationmask = 0;
+ m_printerfilter = new PrinterFilter(this);
+
+ m_specialmgr = new KMSpecialManager(this);
+ Q_CHECK_PTR(m_specialmgr);
+ m_virtualmgr = new KMVirtualManager(this);
+ Q_CHECK_PTR(m_virtualmgr);
+
+ // set default to true to not disturb code that
+ // hasn't been adapted yet. Otherwise, should be false
+ m_updatepossible = true;
+}
+
+KMManager::~KMManager()
+{
+}
+
+KMManager* KMManager::self()
+{
+ return KMFactory::self()->manager();
+}
+
+bool KMManager::notImplemented()
+{
+ setErrorMsg(i18n("This operation is not implemented."));
+ return false;
+}
+
+bool KMManager::modifyPrinter(KMPrinter *oldp, KMPrinter *newp)
+{
+ if (oldp->printerName() != newp->printerName())
+ {
+ // remove the old one, then create the new one. But before removing
+ // the old one, retrieve its driver so that the new printer has the
+ // same.
+ DrMain *driver = loadPrinterDriver(oldp, true);
+ newp->setDriver(driver);
+ if (!removePrinter(oldp))
+ return false;
+ }
+ return createPrinter(newp);
+}
+
+bool KMManager::createPrinter(KMPrinter*)
+{
+ return notImplemented();
+}
+
+bool KMManager::removePrinter(KMPrinter*)
+{
+ return notImplemented();
+}
+
+bool KMManager::removePrinter(const TQString& name)
+{
+ KMPrinter *p = findPrinter(name);
+ return (p ? removePrinter(p) : false);
+}
+
+bool KMManager::enablePrinter(KMPrinter*, bool)
+{
+ return notImplemented();
+}
+
+bool KMManager::enablePrinter(const TQString& name, bool state)
+{
+ KMPrinter *p = findPrinter(name);
+ return (p ? enablePrinter(p, state) : false);
+}
+
+bool KMManager::startPrinter(KMPrinter*, bool)
+{
+ return notImplemented();
+}
+
+bool KMManager::startPrinter(const TQString& name, bool state)
+{
+ KMPrinter *p = findPrinter(name);
+ return (p ? startPrinter(p, state) : false);
+}
+
+bool KMManager::upPrinter(KMPrinter *p, bool state)
+{
+ bool result = enablePrinter(p, state);
+ if (result)
+ result = startPrinter(p, state);
+ return result;
+}
+
+bool KMManager::completePrinter(KMPrinter*)
+{
+ notImplemented();
+ return true; // not false to allow instance config/creation
+}
+
+bool KMManager::completePrinterShort(KMPrinter *p)
+{
+ return completePrinter(p);
+}
+
+bool KMManager::completePrinter(const TQString& name)
+{
+ KMPrinter *p = findPrinter(name);
+ return (p ? completePrinter(p) : false);
+}
+
+bool KMManager::setDefaultPrinter(KMPrinter*)
+{
+ return notImplemented();
+}
+
+bool KMManager::setDefaultPrinter(const TQString& name)
+{
+ KMPrinter *p = findPrinter(name);
+ return (p ? setDefaultPrinter(p) : false);
+}
+
+bool KMManager::testPrinter(KMPrinter *prt)
+{
+ // standard Test mechanism
+ TQString testpage = testPage();
+ if (testpage.isEmpty())
+ {
+ setErrorMsg(i18n("Unable to locate test page."));
+ return false;
+ }
+ KPrinter pr;
+ bool prExist = (findPrinter(prt->printerName()) != 0), result(false);
+ pr.setPrinterName(prt->printerName());
+ pr.setSearchName(prt->name());
+ pr.setDocName("KDE Print Test");
+ // the printing mechanism may involve some needed operations on the
+ // printer, so temporary printers (created when testing) should be
+ // temporarily added to the printer list, then taken out.
+ if (!prExist)
+ m_printers.append(prt);
+ result = pr.printFiles(testpage, false, false);
+ if (!prExist)
+ m_printers.take(m_printers.count()-1);
+ return result;
+ // return notImplemented();
+}
+
+KMPrinter* KMManager::findPrinter(const TQString& name)
+{
+ TQPtrListIterator<KMPrinter> it(m_printers);
+ for (;it.current();++it)
+ if (it.current()->name() == name) return it.current();
+ //setErrorMsg(i18n("%1: printer not found.").arg(name));
+ return 0;
+}
+
+KMPrinter* KMManager::softDefault() const
+{
+ TQPtrListIterator<KMPrinter> it(m_printers);
+ for (;it.current();++it)
+ if (it.current()->isSoftDefault()) return it.current();
+ return 0;
+}
+
+KMPrinter* KMManager::hardDefault() const
+{
+ TQPtrListIterator<KMPrinter> it(m_printers);
+ for (; it.current();++it)
+ if (it.current()->isHardDefault())
+ return it.current();
+ return 0;
+}
+
+KMPrinter* KMManager::defaultPrinter()
+{
+ printerList(false);
+ KMPrinter *prt = softDefault();
+ if (!prt)
+ prt = hardDefault();
+ return prt;
+}
+
+TQPtrList<KMPrinter>* KMManager::printerList(bool reload)
+{
+ setErrorMsg(TQString::null);
+ //kdDebug(500) << "Getting printer list: " << reload << endl;
+
+ if (reload || m_printers.count() == 0)
+ {
+ // reset filter
+ m_printerfilter->update();
+ m_fprinters.clear();
+
+ // first discard all printers
+ discardAllPrinters(true);
+
+ // make sure virtual printers will be reloaded if we don't have
+ // any printer (for example if settings are wrong)
+ if (m_printers.count() == 0)
+ m_virtualmgr->reset();
+
+ // List real printers (in subclasses)
+ if ( m_updatepossible )
+ listPrinters();
+ // Listing of special printers has to be done before the instances
+ // because now special printers can also have instances
+ m_specialmgr->refresh();
+ // list virtual printers (and undiscard virtual printers if necessary)
+ if ( m_updatepossible )
+ m_virtualmgr->refresh();
+
+ // remove discarded printers
+ for (uint i=0; i<m_printers.count(); i++)
+ {
+ KMPrinter *prt = m_printers.tqat(i);
+ if (prt->isDiscarded())
+ {
+ m_printers.remove(i);
+ i--;
+ }
+ else if (prt->isSpecial() || m_printerfilter->filter(prt))
+ m_fprinters.append(prt);
+ }
+
+ // try to find the default printer from these situations:
+ // - it already exists from .lpoptions file
+ // - use the PRINTER variable
+ if (!softDefault())
+ {
+ KMPrinter *defprinter = findPrinter(TQString::tqfromLatin1(getenv("PRINTER")));
+ if (defprinter)
+ setSoftDefault(defprinter);
+ }
+ }
+
+ return &m_fprinters;
+}
+
+TQPtrList<KMPrinter>* KMManager::printerListComplete(bool reload)
+{
+ printerList(reload);
+ return &m_printers;
+}
+
+void KMManager::listPrinters()
+{
+ // do nothing
+}
+
+void KMManager::addPrinter(KMPrinter *p)
+{
+ if (p)
+ {
+ if (p->name().isEmpty())
+ // discard printer with empty name
+ delete p;
+ else
+ {
+ KMPrinter *other = findPrinter(p->name());
+ if (other)
+ {
+ other->copy(*p);
+ delete p;
+ }
+ else
+ {
+ p->setDiscarded(false);
+ m_printers.inSort(p);
+ }
+ }
+ }
+}
+
+TQString KMManager::driverDbCreationProgram()
+{
+ return TQString::null;
+}
+
+TQString KMManager::driverDirectory()
+{
+ return TQString::null;
+}
+
+DrMain* KMManager::loadPrinterDriver(KMPrinter*, bool)
+{
+ return NULL;
+}
+
+DrMain* KMManager::loadDbDriver(KMDBEntry *entry)
+{
+ return loadFileDriver(entry->file);
+}
+
+DrMain* KMManager::loadFileDriver(const TQString&)
+{
+ return NULL;
+}
+
+DrMain* KMManager::loadDriver(KMPrinter *p, bool config)
+{
+ if (p->isSpecial())
+ return m_specialmgr->loadDriver(p);
+ else
+ return loadPrinterDriver(p, config);
+}
+
+bool KMManager::savePrinterDriver(KMPrinter*,DrMain*)
+{
+ return notImplemented();
+}
+
+bool KMManager::uncompressFile(const TQString& filename, TQString& destname)
+{
+ TQFile f(filename);
+ bool result(true);
+ destname = TQString::null;
+ if (f.exists() && f.open(IO_ReadOnly))
+ {
+ char buf[1024] = {0};
+ f.readBlock(buf,2);
+ if ((uchar)(buf[0]) == 037 && (uchar)(buf[1]) == 0213)
+ {
+ f.close();
+ destname = locateLocal("tmp","tdeprint_") + KApplication::randomString(8);
+ f.setName(destname);
+
+ if (f.open(IO_WriteOnly))
+ {
+ gzFile in = gzopen(filename.latin1(),"r");
+ int n(0);
+ while ((n=gzread(in,buf,1024)) > 0)
+ if (f.writeBlock(buf,n) != n)
+ break;
+ if (n != 0) result = false;
+ gzclose(in);
+ f.close();
+ }
+ }
+ }
+ return result;
+}
+
+void KMManager::setHardDefault(KMPrinter *p)
+{
+ TQPtrListIterator<KMPrinter> it(m_printers);
+ for (;it.current();++it)
+ it.current()->setHardDefault(false);
+ if (p) p->setHardDefault(true);
+}
+
+void KMManager::setSoftDefault(KMPrinter *p)
+{
+ TQPtrListIterator<KMPrinter> it(m_printers);
+ for (;it.current();++it)
+ {
+ it.current()->setSoftDefault(false);
+ it.current()->setOwnSoftDefault(false);
+ }
+ if (p)
+ {
+ p->setSoftDefault(true);
+ KMPrinter *pp = findPrinter(p->printerName());
+ if (pp)
+ pp->setOwnSoftDefault(true);
+ }
+}
+
+bool KMManager::restartServer()
+{
+ return notImplemented();
+}
+
+bool KMManager::configureServer(TQWidget*)
+{
+ return notImplemented();
+}
+
+TQString KMManager::testPage()
+{
+ KConfig *conf = KMFactory::self()->printConfig();
+ conf->setGroup("General");
+ QString tpage = conf->readPathEntry("TestPage");
+ if (tpage.isEmpty())
+ tpage = locate("data","tdeprint/testprint.ps");
+ return tpage;
+}
+
+void KMManager::discardAllPrinters(bool on)
+{
+ TQPtrListIterator<KMPrinter> it(m_printers);
+ for (;it.current();++it)
+ if (!on || !it.current()->isSpecial())
+ it.current()->setDiscarded(on);
+}
+
+bool KMManager::validateDbDriver(KMDBEntry*)
+{
+ return true;
+}
+
+bool KMManager::createSpecialPrinter(KMPrinter *p)
+{
+ if (p && p->isSpecial())
+ {
+ KMPrinter *old = findPrinter(p->name());
+ if (old && !old->isSpecial())
+ {
+ setErrorMsg(i18n("Can't overwrite regular printer with special printer settings."));
+ return false;
+ }
+ // if the special printer already exists, it will be overwritten
+ addPrinter(p);
+ return m_specialmgr->savePrinters();
+ }
+ return false;
+}
+
+bool KMManager::removeSpecialPrinter(KMPrinter *p)
+{
+ if (p && p->isSpecial() && m_printers.findRef(p) != -1)
+ {
+ m_printers.removeRef(p);
+ return m_specialmgr->savePrinters();
+ }
+ return false;
+}
+
+/* format of output:
+ Class0, URI0, Desc0, Printer0, Class1, URI1, Desc1, Printer1, ...
+
+ Defaults to 3 parallel printers
+*/
+TQStringList KMManager::detectLocalPrinters()
+{
+ TQStringList list;
+ for (int i=0; i<3; i++)
+ list << TQString() << TQString::tqfromLatin1("parallel:/dev/lp%1").arg(i) << i18n("Parallel Port #%1").arg(i+1) << TQString();
+ return list;
+}
+
+int KMManager::addPrinterWizard(TQWidget *parent)
+{
+ KLibrary *lib = KLibLoader::self()->library("libtdeprint_management_module");
+ if (!lib)
+ setErrorMsg(i18n("Unable to load KDE print management library: %1").arg(KLibLoader::self()->lastErrorMessage()));
+ else
+ {
+ int (*func)(TQWidget*) = (int(*)(TQWidget*))lib->symbol("add_printer_wizard");
+ if (!func)
+ setErrorMsg(i18n("Unable to find wizard object in management library."));
+ else
+ return func(parent);
+ }
+ return (-1);
+}
+
+bool KMManager::invokeOptionsDialog(TQWidget *parent)
+{
+ KLibrary *lib = KLibLoader::self()->library("libtdeprint_management_module");
+ if (!lib)
+ setErrorMsg(i18n("Unable to load KDE print management library: %1").arg(KLibLoader::self()->lastErrorMessage()));
+ else
+ {
+ bool (*func)(TQWidget*) = (bool(*)(TQWidget*))lib->symbol("config_dialog");
+ if (!func)
+ setErrorMsg(i18n("Unable to find options dialog in management library."));
+ else
+ return func(parent);
+ }
+ return false;
+}
+
+void KMManager::createPluginActions(KActionCollection*)
+{
+}
+
+void KMManager::validatePluginActions(KActionCollection*, KMPrinter*)
+{
+}
+
+void KMManager::enableFilter(bool on)
+{
+ m_printerfilter->setEnabled(on);
+}
+
+bool KMManager::isFilterEnabled() const
+{
+ return m_printerfilter->isEnabled();
+}
+
+TQString KMManager::stateInformation()
+{
+ return i18n("No plugin information available");
+}
+
+void KMManager::checkUpdatePossible()
+{
+ m_updatepossible = false;
+ checkUpdatePossibleInternal();
+}
+
+void KMManager::checkUpdatePossibleInternal()
+{
+ setUpdatePossible( true );
+}
+
+void KMManager::setUpdatePossible( bool value )
+{
+ if ( value != m_updatepossible )
+ m_virtualmgr->reset();
+ m_updatepossible = value;
+ emit updatePossible( m_updatepossible );
+}
+
+#include "kmmanager.moc"