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Diffstat (limited to 'kdeprint/kprintpreview.cpp')
| -rw-r--r-- | kdeprint/kprintpreview.cpp | 328 |
1 files changed, 0 insertions, 328 deletions
diff --git a/kdeprint/kprintpreview.cpp b/kdeprint/kprintpreview.cpp deleted file mode 100644 index 235472d1f..000000000 --- a/kdeprint/kprintpreview.cpp +++ /dev/null @@ -1,328 +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 "kprintpreview.h" -#include "kmfactory.h" - -#include <tqfile.h> -#include <tqlayout.h> -#include <tqvbox.h> - -#include <kparts/part.h> -#include <kaccel.h> -#include <kaction.h> -#include <klibloader.h> -#include <ktrader.h> -#include <kuserprofile.h> -#include <krun.h> -#include <kapplication.h> -#include <kstandarddirs.h> -#include <klocale.h> -#include <kmessagebox.h> -#include <kdebug.h> -#include <kconfig.h> -#include <ktoolbar.h> -#include <kmimetype.h> - -KPreviewProc::KPreviewProc() -: KProcess() -{ - m_bOk = false; - connect(this, TQT_SIGNAL(processExited(KProcess*)), TQT_SLOT(slotProcessExited(KProcess*))); -} - -KPreviewProc::~KPreviewProc() -{ -} - -bool KPreviewProc::startPreview() -{ - if (start()) - { - kapp->enter_loop(); - return m_bOk; - } - else - return false; -} - -void KPreviewProc::slotProcessExited(KProcess* proc) -{ - kapp->exit_loop(); - if ( proc->normalExit() && proc->exitStatus() == 0 ) - m_bOk = true; - else - kdDebug(500) << "KPreviewProc::slotProcessExited: normalExit=" << proc->normalExit() - << " exitStatus=" << proc->exitStatus() << endl; -} - -//******************************************************************************************* - -class KPrintPreview::KPrintPreviewPrivate -{ -public: - KPrintPreviewPrivate(KPrintPreview *dlg) : gvpart_(0) - { - mainwidget_ = new TQWidget(dlg, "MainWidget"); - toolbar_ = new KToolBar(mainwidget_, "PreviewToolBar", true); - actions_ = new KActionCollection(dlg); - accel_ = new KAccel(dlg); - previewonly_ = false; - } - ~KPrintPreviewPrivate() - { - if (gvpart_) delete gvpart_; - } - void plugAction(KAction *act) - { - act->plug(toolbar_); - act->plugAccel(accel_); - } - - KParts::ReadOnlyPart *gvpart_; - KToolBar *toolbar_; - KActionCollection *actions_; - TQWidget *mainwidget_; - KAccel *accel_; - bool previewonly_; -}; - -static KLibFactory* componentFactory() -{ - kdDebug(500) << "tdeprint: querying trader for 'application/postscript' service" << endl; - KLibFactory *factory(0); - factory = KLibLoader::self()->factory("libkghostviewpart"); - if( factory ) - return factory; - KTrader::OfferList offers = KTrader::self()->query(TQString::tqfromLatin1("application/postscript"), TQString::tqfromLatin1("KParts/ReadOnlyPart"), TQString::null, TQString::null); - for (KTrader::OfferList::ConstIterator it = offers.begin(); it != offers.end(); ++it) - { - KService::Ptr service = *it; - factory = KLibLoader::self()->factory(TQFile::encodeName(service->library())); - if (factory) - break; - } - if (!factory) - { - // nothing has been found, try to load directly the KGhostview part - factory = KLibLoader::self()->factory("libkghostviewpart"); - } - return factory; -} - -static bool continuePrint(const TQString& msg_, TQWidget *parent, bool previewOnly) -{ - QString msg(msg_); - if (previewOnly) - { - KMessageBox::error(parent, msg); - return false; - } - else - { - msg.append(" ").append(i18n("Do you want to continue printing anyway?")); - return (KMessageBox::warningContinueCancel(parent, msg, TQString::null, KGuiItem(i18n("Print"),"fileprint")) == KMessageBox::Continue); - } -} - -//******************************************************************************************* - -KPrintPreview::KPrintPreview(TQWidget *parent, bool previewOnly) -: KDialogBase(parent, "PreviewDlg", true, i18n("Print Preview"), 0) -{ - kdDebug(500) << "tdeprint: creating preview dialog" << endl; - d = new KPrintPreviewPrivate(this); - d->previewonly_ = previewOnly; - - // create main view and actions - setMainWidget(d->mainwidget_); - if (previewOnly) - KStdAction::close(TQT_TQOBJECT(this), TQT_SLOT(reject()), d->actions_, "close_print"); - else - { - new KAction(i18n("Print"), "fileprint", Qt::Key_Return, TQT_TQOBJECT(this), TQT_SLOT(accept()), d->actions_, "continue_print"); - new KAction(i18n("Cancel"), "stop", Qt::Key_Escape, TQT_TQOBJECT(this), TQT_SLOT(reject()), d->actions_, "stop_print"); - } - -} - -KPrintPreview::~KPrintPreview() -{ - delete d; -} - -void KPrintPreview::initView(KLibFactory *factory) -{ - // load the component - d->gvpart_ = (KParts::ReadOnlyPart*)factory->create(TQT_TQOBJECT(d->mainwidget_), "gvpart", "KParts::ReadOnlyPart"); - - // populate the toolbar - if (d->previewonly_) - d->plugAction(d->actions_->action("close_print")); - else - { - d->plugAction(d->actions_->action("continue_print")); - d->plugAction(d->actions_->action("stop_print")); - } - if (d->gvpart_) - { - TQDomNodeList l = d->gvpart_->domDocument().elementsByTagName( "ToolBar" ); - if ( l.length() > 0 ) - { - d->toolbar_->insertLineSeparator(); - TQDomNodeList acts = l.item( 0 ).toElement().elementsByTagName( "Action" ); - for ( uint i=0; i<acts.length(); i++ ) - { - TQDomElement a = acts.item( i ).toElement(); - if ( a.attribute( "name" ) == "goToPage" ) - continue; - KAction *act = d->gvpart_->action( a ); - if ( act != 0 ) - d->plugAction( act ); - } - } - /* - KAction *act; - d->toolbar_->insertLineSeparator(); - if ((act = d->gvpart_->action("zoomIn")) != 0) - d->plugAction(act); - if ((act = d->gvpart_->action("zoomOut")) != 0) - d->plugAction(act); - d->toolbar_->insertSeparator(); - if ((act = d->gvpart_->action("prevPage")) != 0) - d->plugAction(act); - if ((act = d->gvpart_->action("nextPage")) != 0) - d->plugAction(act); - */ - } - d->toolbar_->setIconText(KToolBar::IconTextRight); - d->toolbar_->setBarPos(KToolBar::Top); - d->toolbar_->setMovingEnabled(false); - //d->adjustSize(); - - // construct the layout - TQVBoxLayout *l0 = new TQVBoxLayout(d->mainwidget_, 0, 0); - l0->addWidget(d->toolbar_, AlignTop); - if (d->gvpart_) - l0->addWidget(d->gvpart_->widget()); - - resize(855, 500); - setCaption(i18n("Print Preview")); -} - -void KPrintPreview::openFile(const TQString& file) -{ - d->gvpart_->openURL(KURL(file)); -} - -bool KPrintPreview::isValid() const -{ - return (d->gvpart_ != 0); -} - -bool KPrintPreview::preview(const TQString& file, bool previewOnly, WId parentId) -{ - KMimeType::Ptr mime = KMimeType::findByPath( file ); - bool isPS = ( mime->name() == "application/postscript" ); - if ( !isPS ) - kdDebug( 500 ) << "Previewing a non PostScript file, built-in preview disabled" << endl; - - KConfig *conf = KMFactory::self()->printConfig(); - conf->setGroup("General"); - KLibFactory *factory(0); - bool externalPreview = conf->readBoolEntry("ExternalPreview", false); - TQWidget *parentW = TQT_TQWIDGET(TQWidget::find(parentId)); - TQString exe; - if (!externalPreview && isPS && (factory = componentFactory()) != 0) - { - KPrintPreview dlg(parentW, previewOnly); - dlg.initView(factory); - - if (dlg.isValid()) - { - dlg.openFile(file); - return dlg.exec(); - } - else - { - // do nothing at that point: try to use the other way around by - // using an external PS viewer if possible - } - } - - // Either the PS viewer component was not found, or an external - // preview program has been specified - KPreviewProc proc; - if (externalPreview && isPS ) - { - exe = conf->readPathEntry("PreviewCommand", "gv"); - if (KStandardDirs::findExe(exe).isEmpty()) - { - QString msg = i18n("The preview program %1 cannot be found. " - "Check that the program is correctly installed and " - "located in a directory included in your PATH " - "environment variable.").arg(exe); - return continuePrint(msg, parentW, previewOnly); - } - proc << exe << file; - } - else - { - KService::Ptr serv = KServiceTypeProfile::preferredService( mime->name(), TQString::null ); - if ( serv ) - { - KURL url; - url.setPath( file ); - TQStringList args = KRun::processDesktopExec( *serv, url, false ); - proc << args; - exe = serv->name(); - } - else - { - // in that case, the PS viewer component could not be loaded and no service - // could be found to view PS - TQString msg; - if ( isPS ) - msg = i18n("Preview failed: neither the internal KDE PostScript " - "viewer (KGhostView) nor any other external PostScript " - "viewer could be found."); - else - msg = i18n( "Preview failed: KDE could not find any application " - "to preview files of type %1." ).arg( mime->name() ); - - return continuePrint(msg, parentW, previewOnly); - } - } - - // start the preview process - if (!proc.startPreview()) - { - QString msg = i18n("Preview failed: unable to start program %1.").arg(exe); - return continuePrint(msg, parentW, previewOnly); - } - else if (!previewOnly) - { - return (KMessageBox::questionYesNo(parentW, i18n("Do you want to continue printing?"), TQString::null, KGuiItem(i18n("Print"),"fileprint"), KStdGuiItem::cancel(), "continuePrinting") == KMessageBox::Yes); - } - else - return false; -} - -#include "kprintpreview.moc" |