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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-06 15:56:40 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-06 15:56:40 -0600
commite16866e072f94410321d70daedbcb855ea878cac (patch)
treeee3f52eabde7da1a0e6ca845fb9c2813cf1558cf /tdeprint/kprintpreview.cpp
parenta58c20c1a7593631a1b50213c805507ebc16adaf (diff)
downloadtdelibs-e16866e072f94410321d70daedbcb855ea878cac.tar.gz
tdelibs-e16866e072f94410321d70daedbcb855ea878cac.zip
Actually move the kde files that were renamed in the last commit
Diffstat (limited to 'tdeprint/kprintpreview.cpp')
-rw-r--r--tdeprint/kprintpreview.cpp328
1 files changed, 328 insertions, 0 deletions
diff --git a/tdeprint/kprintpreview.cpp b/tdeprint/kprintpreview.cpp
new file mode 100644
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+++ b/tdeprint/kprintpreview.cpp
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+/*
+ * 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"