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okular/part.cpp
Albert Astals Cid d16343f677 Fordwardport r628869 
Fix Keyboard navigation in kpdf in konq only possible after focusing it with the mouse after changing tab
BUGS: 136702

svn path=/trunk/playground/graphics/okular/; revision=628870
2007-01-31 19:23:12 +00:00

1570 lines
52 KiB
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/***************************************************************************
* Copyright (C) 2002 by Wilco Greven <greven@kde.org> *
* Copyright (C) 2002 by Chris Cheney <ccheney@cheney.cx> *
* Copyright (C) 2002 by Malcolm Hunter <malcolm.hunter@gmx.co.uk> *
* Copyright (C) 2003-2004 by Christophe Devriese *
* <Christophe.Devriese@student.kuleuven.ac.be> *
* Copyright (C) 2003 by Daniel Molkentin <molkentin@kde.org> *
* Copyright (C) 2003 by Andy Goossens <andygoossens@telenet.be> *
* Copyright (C) 2003 by Dirk Mueller <mueller@kde.org> *
* Copyright (C) 2003 by Laurent Montel <montel@kde.org> *
* Copyright (C) 2004 by Dominique Devriese <devriese@kde.org> *
* Copyright (C) 2004 by Christoph Cullmann <crossfire@babylon2k.de> *
* Copyright (C) 2004 by Henrique Pinto <stampede@coltec.ufmg.br> *
* Copyright (C) 2004 by Waldo Bastian <bastian@kde.org> *
* Copyright (C) 2004-2007 by Albert Astals Cid <aacid@kde.org> *
* Copyright (C) 2004 by Antti Markus <antti.markus@starman.ee> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
***************************************************************************/
// qt/kde includes
#include <qapplication.h>
#include <qsplitter.h>
#include <qlayout.h>
#include <qlabel.h>
#include <kvbox.h>
#include <qtoolbox.h>
#include <kaction.h>
#include <kactioncollection.h>
#include <kdirwatch.h>
#include <kprinter.h>
#include <kstandardaction.h>
#include <kparts/genericfactory.h>
#include <kfiledialog.h>
#include <kfind.h>
#include <kmessagebox.h>
#include <kfinddialog.h>
#include <knuminput.h>
#include <kio/netaccess.h>
#include <kmenu.h>
#include <kxmlguiclient.h>
#include <kxmlguifactory.h>
#include <kprocess.h>
#include <kservicetypetrader.h>
#include <kstandarddirs.h>
#include <ktemporaryfile.h>
#include <ktoggleaction.h>
#include <ktogglefullscreenaction.h>
#include <kio/job.h>
#include <kicon.h>
#include <kfilterdev.h>
// local includes
#include "part.h"
#include "ui/pageview.h"
#include "ui/toc.h"
#include "ui/searchwidget.h"
#include "ui/thumbnaillist.h"
#include "ui/side_reviews.h"
#include "ui/minibar.h"
#include "ui/newstuff.h"
#include "ui/embeddedfilesdialog.h"
#include "ui/propertiesdialog.h"
#include "ui/presentationwidget.h"
#include "ui/pagesizelabel.h"
#include "ui/bookmarklist.h"
#include "conf/preferencesdialog.h"
#include "settings.h"
#include "core/bookmarkmanager.h"
#include "core/document.h"
#include "core/generator.h"
#include "core/page.h"
#include "interfaces/configinterface.h"
typedef KParts::GenericFactory<Part> okularPartFactory;
K_EXPORT_COMPONENT_FACTORY(libokularpart, okularPartFactory)
Part::Part(QWidget *parentWidget,
QObject *parent,
const QStringList & /*args*/ )
: KParts::ReadOnlyPart(parent),
m_showMenuBarAction(0), m_showFullScreenAction(0), m_actionsSearched(false),
m_searchStarted(false), m_cliPresentation(false)
{
QDBusConnection::sessionBus().registerObject("/okular", this, QDBusConnection::ExportScriptableSlots);
// connect the started signal to tell the job the mimetypes we like
connect(this, SIGNAL(started(KIO::Job *)), this, SLOT(setMimeTypes(KIO::Job *)));
// load catalog for translation
KGlobal::locale()->insertCatalog("okular");
m_tempfile= 0L;
// create browser extension (for printing when embedded into browser)
m_bExtension = new BrowserExtension(this);
// we need an instance
setComponentData(okularPartFactory::componentData());
// build the document
m_document = new Okular::Document();
connect( m_document, SIGNAL( linkFind() ), this, SLOT( slotFind() ) );
connect( m_document, SIGNAL( linkGoToPage() ), this, SLOT( slotGoToPage() ) );
connect( m_document, SIGNAL( linkPresentation() ), this, SLOT( slotShowPresentation() ) );
connect( m_document, SIGNAL( linkEndPresentation() ), this, SLOT( slotHidePresentation() ) );
connect( m_document, SIGNAL( openUrl(const KUrl &) ), this, SLOT( openUrlFromDocument(const KUrl &) ) );
connect( m_document->bookmarkManager(), SIGNAL( openUrl(const KUrl &) ), this, SLOT( openUrlFromBookmarks(const KUrl &) ) );
connect( m_document, SIGNAL( close() ), this, SLOT( close() ) );
if ( parent && parent->metaObject()->indexOfSlot( SLOT( slotQuit() ) ) != -1 )
connect( m_document, SIGNAL( quit() ), parent, SLOT( slotQuit() ) );
else
connect( m_document, SIGNAL( quit() ), this, SLOT( cannotQuit() ) );
// widgets: ^searchbar (toolbar containing label and SearchWidget)
// m_searchToolBar = new KToolBar( parentWidget, "searchBar" );
// m_searchToolBar->boxLayout()->setSpacing( KDialog::spacingHint() );
// QLabel * sLabel = new QLabel( i18n( "&Search:" ), m_searchToolBar, "kde toolbar widget" );
// m_searchWidget = new SearchWidget( m_searchToolBar, m_document );
// sLabel->setBuddy( m_searchWidget );
// m_searchToolBar->setStretchableWidget( m_searchWidget );
// widgets: [] splitter []
m_splitter = new QSplitter( parentWidget );
m_splitter->setOpaqueResize( true );
m_splitter->setChildrenCollapsible( false );
setWidget( m_splitter );
// widgets: [left panel] | []
m_leftPanel = new QWidget( m_splitter );
m_leftPanel->setMinimumWidth( 90 );
m_leftPanel->setMaximumWidth( 300 );
QVBoxLayout * leftPanelLayout = new QVBoxLayout( m_leftPanel );
leftPanelLayout->setMargin( 0 );
m_splitter->setCollapsible( 0, true );
// widgets: [left toolbox/..] | []
m_toolBox = new QToolBox( m_leftPanel );
leftPanelLayout->addWidget( m_toolBox );
int tbIndex;
// [left toolbox: Table of Contents] | []
m_toc = new TOC( m_toolBox, m_document );
connect( m_toc, SIGNAL( hasTOC( bool ) ), this, SLOT( enableTOC( bool ) ) );
tbIndex = m_toolBox->addItem( m_toc, KIcon(QApplication::isLeftToRight() ? "leftjust" : "rightjust"), i18n("Contents") );
m_toolBox->setItemToolTip( tbIndex, i18n("Contents") );
enableTOC( false );
// [left toolbox: Thumbnails and Bookmarks] | []
KVBox * thumbsBox = new ThumbnailsBox( m_toolBox );
thumbsBox->setSpacing( 4 );
m_searchWidget = new SearchWidget( thumbsBox, m_document );
m_thumbnailList = new ThumbnailList( thumbsBox, m_document );
// ThumbnailController * m_tc = new ThumbnailController( thumbsBox, m_thumbnailList );
connect( m_thumbnailList, SIGNAL( urlDropped( const KUrl& ) ), SLOT( openUrlFromDocument( const KUrl & )) );
connect( m_thumbnailList, SIGNAL( rightClick(const Okular::Page *, const QPoint &) ), this, SLOT( slotShowMenu(const Okular::Page *, const QPoint &) ) );
tbIndex = m_toolBox->addItem( thumbsBox, KIcon("thumbnail"), i18n("Thumbnails") );
m_toolBox->setItemToolTip( tbIndex, i18n("Thumbnails") );
m_toolBox->setCurrentIndex( m_toolBox->indexOf( thumbsBox ) );
// [left toolbox: Reviews] | []
Reviews * reviewsWidget = new Reviews( m_toolBox, m_document );
m_toolBox->addItem( reviewsWidget, KIcon("pencil"), i18n("Reviews") );
// [left toolbox: Bookmarks] | []
BookmarkList * bookmarkList = new BookmarkList( m_document, m_toolBox );
connect( bookmarkList, SIGNAL( openUrl(const KUrl &) ), this, SLOT( openUrlFromDocument(const KUrl &) ) );
m_toolBox->addItem( bookmarkList, KIcon("bookmark"), i18n("Bookmarks") );
// widgets: [../miniBarContainer] | []
QWidget * miniBarContainer = new QWidget( m_leftPanel );
leftPanelLayout->addWidget( miniBarContainer );
QVBoxLayout * miniBarLayout = new QVBoxLayout( miniBarContainer );
miniBarLayout->setMargin( 0 );
// widgets: [../[spacer/..]] | []
miniBarLayout->addItem( new QSpacerItem( 6, 6, QSizePolicy::Fixed, QSizePolicy::Fixed ) );
// widgets: [../[../MiniBar]] | []
QFrame * bevelContainer = new QFrame( miniBarContainer );
bevelContainer->setFrameStyle( QFrame::StyledPanel | QFrame::Sunken );
QVBoxLayout * bevelContainerLayout = new QVBoxLayout( bevelContainer );
bevelContainerLayout->setMargin( 4 );
m_progressWidget = new ProgressWidget( bevelContainer, m_document );
bevelContainerLayout->addWidget( m_progressWidget );
miniBarLayout->addWidget( bevelContainer );
miniBarLayout->addItem( new QSpacerItem( 6, 6, QSizePolicy::Fixed, QSizePolicy::Fixed ) );
// widgets: [] | [right 'pageView']
QWidget * rightContainer = new QWidget( m_splitter );
QVBoxLayout * rightLayout = new QVBoxLayout( rightContainer );
rightLayout->setMargin( 0 );
rightLayout->setSpacing( 0 );
// KToolBar * rtb = new KToolBar( rightContainer, "mainToolBarSS" );
// rightLayout->addWidget( rtb );
m_topMessage = new PageViewTopMessage( rightContainer );
connect( m_topMessage, SIGNAL( action() ), this, SLOT( slotShowEmbeddedFiles() ) );
rightLayout->addWidget( m_topMessage );
m_pageView = new PageView( rightContainer, m_document );
m_pageView->setFocus(); //usability setting
m_splitter->setFocusProxy(m_pageView);
connect( m_pageView, SIGNAL( urlDropped( const KUrl& ) ), SLOT( openUrlFromDocument( const KUrl & )));
connect( m_pageView, SIGNAL( rightClick(const Okular::Page *, const QPoint &) ), this, SLOT( slotShowMenu(const Okular::Page *, const QPoint &) ) );
connect( m_document, SIGNAL( error( const QString&, int ) ), m_pageView, SLOT( errorMessage( const QString&, int ) ) );
connect( m_document, SIGNAL( warning( const QString&, int ) ), m_pageView, SLOT( warningMessage( const QString&, int ) ) );
connect( m_document, SIGNAL( notice( const QString&, int ) ), m_pageView, SLOT( noticeMessage( const QString&, int ) ) );
rightLayout->addWidget( m_pageView );
QWidget * bottomBar = new QWidget( rightContainer );
QHBoxLayout * bottomBarLayout = new QHBoxLayout( bottomBar );
m_pageSizeLabel = new PageSizeLabel( bottomBar, m_document );
bottomBarLayout->setMargin( 0 );
bottomBarLayout->setSpacing( 0 );
bottomBarLayout->addWidget( m_pageSizeLabel->antiWidget() );
bottomBarLayout->addItem( new QSpacerItem( 5, 5, QSizePolicy::Expanding, QSizePolicy::Minimum ) );
m_miniBar = new MiniBar( bottomBar, m_document );
bottomBarLayout->addWidget( m_miniBar );
bottomBarLayout->addItem( new QSpacerItem( 5, 5, QSizePolicy::Expanding, QSizePolicy::Minimum ) );
bottomBarLayout->addWidget( m_pageSizeLabel );
rightLayout->addWidget( bottomBar );
connect( reviewsWidget, SIGNAL( setAnnotationWindow( Okular::Annotation* ) ),
m_pageView, SLOT( setAnnotationWindow( Okular::Annotation* ) ) );
connect( reviewsWidget, SIGNAL( removeAnnotationWindow( Okular::Annotation* ) ),
m_pageView, SLOT( removeAnnotationWindow( Okular::Annotation* ) ) );
// add document observers
m_document->addObserver( this );
m_document->addObserver( m_thumbnailList );
m_document->addObserver( m_pageView );
m_document->addObserver( m_toc );
m_document->addObserver( m_miniBar );
m_document->addObserver( m_progressWidget );
m_document->addObserver( reviewsWidget );
m_document->addObserver( m_pageSizeLabel );
m_document->addObserver( bookmarkList );
// ACTIONS
KActionCollection * ac = actionCollection();
// Page Traversal actions
m_gotoPage = KStandardAction::gotoPage( this, SLOT( slotGoToPage() ), ac );
ac->addAction("goto_page", m_gotoPage);
m_gotoPage->setShortcut( QKeySequence(Qt::CTRL + Qt::Key_G) );
// dirty way to activate gotopage when pressing miniBar's button
connect( m_miniBar, SIGNAL( gotoPage() ), m_gotoPage, SLOT( trigger() ) );
m_prevPage = KStandardAction::prior(this, SLOT(slotPreviousPage()), ac);
ac->addAction("previous_page", m_prevPage);
m_prevPage->setWhatsThis( i18n( "Moves to the previous page of the document" ) );
m_prevPage->setShortcut( 0 );
// dirty way to activate prev page when pressing miniBar's button
connect( m_miniBar, SIGNAL( prevPage() ), m_prevPage, SLOT( trigger() ) );
connect( m_progressWidget, SIGNAL( prevPage() ), m_prevPage, SLOT( trigger() ) );
m_nextPage = KStandardAction::next(this, SLOT(slotNextPage()), ac );
ac->addAction("next_page", m_nextPage);
m_nextPage->setWhatsThis( i18n( "Moves to the next page of the document" ) );
m_nextPage->setShortcut( 0 );
// dirty way to activate next page when pressing miniBar's button
connect( m_miniBar, SIGNAL( nextPage() ), m_nextPage, SLOT( trigger() ) );
connect( m_progressWidget, SIGNAL( nextPage() ), m_nextPage, SLOT( trigger() ) );
m_firstPage = KStandardAction::firstPage( this, SLOT( slotGotoFirst() ), ac );
ac->addAction("first_page", m_firstPage);
m_firstPage->setWhatsThis( i18n( "Moves to the first page of the document" ) );
m_lastPage = KStandardAction::lastPage( this, SLOT( slotGotoLast() ), ac );
ac->addAction("last_page",m_lastPage);
m_lastPage->setWhatsThis( i18n( "Moves to the last page of the document" ) );
m_historyBack = KStandardAction::back( this, SLOT( slotHistoryBack() ), ac );
ac->addAction("history_back",m_historyBack);
m_historyBack->setWhatsThis( i18n( "Go to the place you were before" ) );
m_historyNext = KStandardAction::forward( this, SLOT( slotHistoryNext() ), ac);
ac->addAction("history_forward",m_historyNext);
m_historyNext->setWhatsThis( i18n( "Go to the place you were after" ) );
m_prevBookmark = ac->addAction("previous_bookmark");
m_prevBookmark->setText(i18n( "Previous Bookmark" ));
m_prevBookmark->setIcon(KIcon( "previous" ));
m_prevBookmark->setWhatsThis( i18n( "Go to the previous bookmarked page" ) );
connect( m_prevBookmark, SIGNAL( triggered() ), this, SLOT( slotPreviousBookmark() ) );
m_nextBookmark = ac->addAction("next_bookmark");
m_nextBookmark->setText(i18n( "Next Bookmark" ));
m_nextBookmark->setIcon(KIcon( "next" ));
m_nextBookmark->setWhatsThis( i18n( "Go to the next bookmarked page" ) );
connect( m_nextBookmark, SIGNAL( triggered() ), this, SLOT( slotNextBookmark() ) );
m_copy = KStandardAction::create( KStandardAction::Copy, m_pageView, SLOT( copyTextSelection() ), ac );
ac->addAction("edit_copy",m_copy);
// Find and other actions
m_find = KStandardAction::find( this, SLOT( slotFind() ), ac );
ac->addAction("find", m_find);
m_find->setEnabled( false );
m_findNext = KStandardAction::findNext( this, SLOT( slotFindNext() ), ac);
ac->addAction("find_next",m_findNext);
m_findNext->setEnabled( false );
m_saveAs = KStandardAction::saveAs( this, SLOT( slotSaveFileAs() ), ac );
ac->addAction("save",m_saveAs);
m_saveAs->setEnabled( false );
QAction * prefs = KStandardAction::preferences( this, SLOT( slotPreferences() ), ac);
ac->addAction("preferences", prefs);
if ( parent && ( parent->objectName() == QLatin1String( "okular::Shell" ) ) )
{
prefs->setText( i18n( "Configure okular..." ) );
}
else
{
// TODO: improve this message
prefs->setText( i18n( "Configure Viewer..." ) );
}
QAction * genPrefs = KStandardAction::preferences( this, SLOT( slotGeneratorPreferences() ), ac );
ac->addAction("generator_prefs", genPrefs);
genPrefs->setText( i18n( "Configure Backends..." ) );
QString constraint("([X-KDE-Priority] > 0) and (exist Library) and ([X-KDE-okularHasInternalSettings])") ;
KService::List gens = KServiceTypeTrader::self()->query("okular/Generator",constraint);
if (gens.count() <= 0)
{
genPrefs->setEnabled( false );
}
m_printPreview = KStandardAction::printPreview( this, SLOT( slotPrintPreview() ), ac );
m_printPreview->setEnabled( false );
m_showLeftPanel = ac->add<KToggleAction>("show_leftpanel");
m_showLeftPanel->setText(i18n( "Show &Navigation Panel"));
m_showLeftPanel->setIcon(KIcon( "show_side_panel" ));
connect( m_showLeftPanel, SIGNAL( toggled( bool ) ), this, SLOT( slotShowLeftPanel() ) );
m_showLeftPanel->setShortcut( QKeySequence(Qt::CTRL + Qt::Key_L) );
m_showLeftPanel->setCheckedState( KGuiItem(i18n( "Hide &Navigation Panel" ) ));
m_showLeftPanel->setChecked( Okular::Settings::showLeftPanel() );
slotShowLeftPanel();
QAction * importPS = ac->addAction("import_ps");
importPS->setText(i18n("&Import Postscript as PDF..."));
importPS->setIcon(KIcon("psimport"));
connect(importPS, SIGNAL(triggered()), this, SLOT(slotImportPSFile()));
QAction * ghns = ac->addAction("get_new_stuff");
ghns->setText(i18n("&Get Books From Internet..."));
ghns->setIcon(KIcon("knewstuff"));
connect(ghns, SIGNAL(triggered()), this, SLOT(slotGetNewStuff()));
// TEMP, REMOVE ME!
ghns->setShortcut( Qt::Key_G );
m_showProperties = ac->addAction("properties");
m_showProperties->setText(i18n("&Properties"));
m_showProperties->setIcon(KIcon("info"));
connect(m_showProperties, SIGNAL(triggered()), this, SLOT(slotShowProperties()));
m_showProperties->setEnabled( false );
m_showEmbeddedFiles = ac->addAction("embedded_files");
m_showEmbeddedFiles->setText(i18n("&Embedded Files"));
connect(m_showEmbeddedFiles, SIGNAL(triggered()), this, SLOT(slotShowEmbeddedFiles()));
m_showEmbeddedFiles->setEnabled( false );
m_showPresentation = ac->addAction("presentation");
m_showPresentation->setText(i18n("P&resentation"));
m_showPresentation->setIcon(KIcon( "kpresenter_kpr" ));
connect(m_showPresentation, SIGNAL(triggered()), this, SLOT(slotShowPresentation()));
m_showPresentation->setShortcut( QKeySequence( Qt::CTRL + Qt::SHIFT + Qt::Key_P ) );
m_showPresentation->setEnabled( false );
m_exportAs = ac->addAction("file_export_as");
m_exportAs->setText(i18n("E&xport As"));
QMenu *menu = new QMenu(widget());
connect(menu, SIGNAL(triggered(QAction *)), this, SLOT(slotExportAs(QAction *)));
m_exportAs->setMenu( menu );
m_exportAsText = menu->addAction( KIcon( "text" ), i18n( "Text..." ) );
m_exportAsText->setEnabled( false );
// attach the actions of the children widgets too
m_pageView->setupActions( ac );
// apply configuration (both internal settings and GUI configured items)
QList<int> splitterSizes = Okular::Settings::splitterSizes();
if ( !splitterSizes.count() )
{
// the first time use 1/10 for the panel and 9/10 for the pageView
splitterSizes.push_back( 50 );
splitterSizes.push_back( 500 );
}
m_splitter->setSizes( splitterSizes );
// get notified about splitter size changes
connect( m_splitter, SIGNAL( splitterMoved( int, int ) ), this, SLOT( splitterMoved( int, int ) ) );
// document watcher and reloader
m_watcher = new KDirWatch( this );
connect( m_watcher, SIGNAL( dirty( const QString& ) ), this, SLOT( slotFileDirty( const QString& ) ) );
m_dirtyHandler = new QTimer( this );
m_dirtyHandler->setSingleShot( true );
connect( m_dirtyHandler, SIGNAL( timeout() ),this, SLOT( slotDoFileDirty() ) );
slotNewConfig();
// [SPEECH] check for KTTSD presence and usability
KService::List offers = KServiceTypeTrader::self()->query("DBUS/Text-to-Speech", "Name == 'KTTSD'");
Okular::Settings::setUseKTTSD( !offers.isEmpty() );
Okular::Settings::writeConfig();
rebuildBookmarkMenu( false );
// set our XML-UI resource file
setXMLFile("part.rc");
//
updateViewActions();
}
Part::~Part()
{
delete m_toc;
delete m_pageView;
delete m_thumbnailList;
delete m_miniBar;
delete m_progressWidget;
delete m_pageSizeLabel;
delete m_document;
delete m_tempfile;
qDeleteAll( m_bookmarkActions );
}
bool Part::openDocument(const KUrl& url, uint page)
{
Okular::DocumentViewport vp( page - 1 );
if ( vp.isValid() )
m_document->setNextDocumentViewport( vp );
return openUrl( url );
}
void Part::startPresentation()
{
m_cliPresentation = true;
}
void Part::openUrlFromDocument(const KUrl &url)
{
m_bExtension->openUrlNotify();
m_bExtension->setLocationBarUrl(url.prettyUrl());
openUrl(url);
}
void Part::openUrlFromBookmarks(const KUrl &_url)
{
KUrl url = _url;
Okular::DocumentViewport vp( _url.htmlRef() );
if ( vp.isValid() )
m_document->setNextDocumentViewport( vp );
url.setHTMLRef( QString() );
if ( m_document->currentDocument() == url )
{
if ( vp.isValid() )
m_document->setViewport( vp );
}
else
openUrl( url );
}
void Part::setMimeTypes(KIO::Job *job)
{
if (job)
{
QStringList supportedMimeTypes = m_document->supportedMimeTypes();
job->addMetaData("accept", supportedMimeTypes.join(", ") + ", */*;q=0.5");
connect(job, SIGNAL(mimetype(KIO::Job*,const QString&)), this, SLOT(readMimeType(KIO::Job*,const QString&)));
}
}
void Part::readMimeType(KIO::Job *, const QString &mime)
{
m_jobMime = mime;
}
void Part::slotGeneratorPreferences( )
{
// an instance the dialog could be already created and could be cached,
// in which case you want to display the cached dialog
if ( KConfigDialog::showDialog( "generator_prefs" ) )
return;
// we didn't find an instance of this dialog, so lets create it
KConfigDialog * dialog = new KConfigDialog( m_pageView, "generator_prefs", Okular::Settings::self() );
dialog->setCaption( i18n( "Configure Backends" ) );
m_document->fillConfigDialog( dialog );
// (for now don't FIXME) keep us informed when the user changes settings
// connect( dialog, SIGNAL( settingsChanged() ), this, SLOT( slotNewConfig() ) );
dialog->show();
}
void Part::notifySetup( const QVector< Okular::Page * > & /*pages*/, bool documentChanged )
{
if ( !documentChanged )
return;
rebuildBookmarkMenu();
}
void Part::notifyViewportChanged( bool /*smoothMove*/ )
{
// update actions if the page is changed
static int lastPage = -1;
int viewportPage = m_document->viewport().pageNumber;
if ( viewportPage != lastPage )
{
updateViewActions();
lastPage = viewportPage;
}
}
void Part::notifyPageChanged( int /*page*/, int flags )
{
if ( !(flags & Okular::DocumentObserver::Bookmark ) )
return;
rebuildBookmarkMenu();
}
void Part::goToPage(uint i)
{
if ( i <= m_document->pages() )
m_document->setViewportPage( i - 1 );
}
void Part::openDocument(KUrl doc)
{
openUrl(doc);
}
uint Part::pages()
{
return m_document->pages();
}
uint Part::currentPage()
{
return m_document->pages() ? m_document->currentPage() + 1 : 0;
}
KUrl Part::currentDocument()
{
return m_document->currentDocument();
}
//this don't go anywhere but is required by genericfactory.h
KAboutData* Part::createAboutData()
{
// the non-i18n name here must be the same as the directory in
// which the part's rc file is installed ('partrcdir' in the
// Makefile)
KAboutData* aboutData = new KAboutData("okularpart", I18N_NOOP("okular::Part"), "0.1");
aboutData->addAuthor("Wilco Greven", 0, "greven@kde.org");
return aboutData;
}
bool Part::slotImportPSFile()
{
QString app = KStandardDirs::findExe( "ps2pdf" );
if ( app.isEmpty() )
{
// TODO point the user to their distro packages?
KMessageBox::error( widget(), i18n( "The program \"ps2pdf\" was not found, so okular can not import PS files using it." ), i18n("ps2pdf not found") );
return false;
}
KUrl url = KFileDialog::getOpenUrl( KUrl(), "application/postscript", this->widget() );
if ( url.isLocalFile() )
{
KTemporaryFile tf;
tf.setSuffix( ".pdf" );
tf.setAutoRemove( false );
if ( !tf.open() )
return false;
m_temporaryLocalFile = tf.fileName();
tf.close();
m_file = url.path();
KProcess *p = new KProcess;
*p << app;
*p << m_file << m_temporaryLocalFile;
m_pageView->displayMessage(i18n("Importing PS file as PDF (this may take a while)..."));
connect(p, SIGNAL(processExited(KProcess *)), this, SLOT(psTransformEnded()));
p -> start();
return true;
}
m_temporaryLocalFile.clear();
return false;
}
bool Part::openFile()
{
KMimeType::Ptr mime;
if ( m_bExtension->urlArgs().serviceType.isEmpty() )
{
if (!m_jobMime.isEmpty())
{
mime = KMimeType::mimeType(m_jobMime);
if ( !mime )
{
mime = KMimeType::findByPath( m_file );
}
}
else
{
mime = KMimeType::findByPath( m_file );
}
}
else
{
mime = KMimeType::mimeType( m_bExtension->urlArgs().serviceType );
}
bool ok = m_document->openDocument( m_file, url(), mime );
bool canSearch = m_document->supportsSearching();
// update one-time actions
m_find->setEnabled( ok && canSearch );
m_findNext->setEnabled( ok && canSearch );
m_saveAs->setEnabled( ok );
m_printPreview->setEnabled( ok );
m_showProperties->setEnabled( ok );
bool hasEmbeddedFiles = ok && m_document->embeddedFiles() && m_document->embeddedFiles()->count() > 0;
m_showEmbeddedFiles->setEnabled( hasEmbeddedFiles );
if ( hasEmbeddedFiles )
m_topMessage->display( i18n( "This document has embedded files. <a href=\"okular:/embeddedfiles\">Click here to see them</a> or go to File -> Embedded Files." ), KIcon( "attach" ) );
else
m_topMessage->hide();
m_showPresentation->setEnabled( ok );
if ( ok )
{
m_exportFormats = m_document->exportFormats();
QList<Okular::ExportFormat>::ConstIterator it = m_exportFormats.constBegin();
QList<Okular::ExportFormat>::ConstIterator itEnd = m_exportFormats.constEnd();
QMenu *menu = m_exportAs->menu();
for ( ; it != itEnd; ++it )
{
const Okular::ExportFormat &format = *it;
if ( !format.icon().isNull() )
{
menu->addAction( format.icon(), format.description() );
}
else
{
menu->addAction( format.description() );
}
}
}
m_exportAsText->setEnabled( ok && m_document->canExportToText() );
// update viewing actions
updateViewActions();
if ( !ok )
{
// if can't open document, update windows so they display blank contents
m_pageView->widget()->update();
m_thumbnailList->update();
return false;
}
// set the file to the fileWatcher
if ( !m_watcher->contains(m_file) )
m_watcher->addFile(m_file);
// if the 'OpenTOC' flag is set, start presentation
if ( m_document->metaData( "OpenTOC" ).toBool() && m_toolBox->isItemEnabled( 0 ) )
{
m_toolBox->setCurrentIndex( 0 );
}
// if the 'StartFullScreen' flag is set, or the command line flag was
// specified, start presentation
if ( m_document->metaData( "StartFullScreen" ).toBool() || m_cliPresentation )
{
if ( !m_cliPresentation )
KMessageBox::information( m_presentationWidget, i18n("The document is going to be launched on presentation mode because the file requested it."), QString::null, "autoPresentationWarning" );
m_cliPresentation = false;
QMetaObject::invokeMethod(this, "slotShowPresentation", Qt::QueuedConnection);
}
/* if (m_document->getXMLFile() != QString::null)
setXMLFile(m_document->getXMLFile(),true);*/
m_document->setupGui( actionCollection(), m_toolBox );
return true;
}
bool Part::openUrl(const KUrl &url)
{
// note: this can be the right place to check the file for gz or bz2 extension
// if it matches then: download it (if not local) extract to a temp file using
// KTar and proceed with the URL of the temporary file
m_jobMime.clear();
const QString path = url.path();
const KMimeType::Ptr mimetype = KMimeType::findByPath( path );
bool isCompressedFile = false;
KUrl tempUrl;
if (( mimetype->name() == "application/x-gzip" )
|| ( mimetype->name() == "application/x-bzip2" )
|| ( mimetype->parentMimeType() == "application/x-gzip" )
|| ( mimetype->parentMimeType() == "application/x-bzip2" )
)
{
isCompressedFile=handleCompressed(tempUrl,path,mimetype);
}
// this calls in sequence the 'closeUrl' and 'openFile' methods
bool openOk;
if ( !isCompressedFile )
openOk = KParts::ReadOnlyPart::openUrl(url);
else openOk = KParts::ReadOnlyPart::openUrl(tempUrl);
if ( openOk )
{
m_viewportDirty.pageNumber = -1;
// if the document have a 'DocumentTitle' flag set (and it is not empty), set it as title
QString title = m_document->metaData( "DocumentTitle" ).toString();
if ( !title.isEmpty() && !title.trimmed().isEmpty() )
{
emit setWindowCaption( title );
}
else
{
emit setWindowCaption( url.fileName() );
}
}
emit enablePrintAction(openOk);
return openOk;
}
bool Part::closeUrl()
{
if (!m_temporaryLocalFile.isNull())
{
QFile::remove( m_temporaryLocalFile );
m_temporaryLocalFile.clear();
}
slotHidePresentation();
m_find->setEnabled( false );
m_findNext->setEnabled( false );
m_saveAs->setEnabled( false );
m_printPreview->setEnabled( false );
m_showProperties->setEnabled( false );
m_showEmbeddedFiles->setEnabled( false );
m_exportAsText->setEnabled( false );
m_exportFormats.clear();
QMenu *menu = m_exportAs->menu();
QList<QAction*> acts = menu->actions();
int num = acts.count();
for ( int i = 1; i < num; ++i )
{
menu->removeAction( acts.at(i) );
delete acts.at(i);
}
m_showPresentation->setEnabled( false );
emit setWindowCaption("");
emit enablePrintAction(false);
m_searchStarted = false;
if (!m_file.isEmpty()) m_watcher->removeFile(m_file);
m_document->closeDocument();
updateViewActions();
m_searchWidget->clearText();
return KParts::ReadOnlyPart::closeUrl();
}
void Part::close()
{
if (parent() && (parent()->objectName() == QLatin1String("okular::Shell")))
{
closeUrl();
}
else KMessageBox::information( widget(), i18n( "This link points to a close document action that does not work when using the embedded viewer." ), QString::null, "warnNoCloseIfNotInOkular" );
}
void Part::cannotQuit()
{
KMessageBox::information( widget(), i18n( "This link points to a quit application action that does not work when using the embedded viewer." ), QString::null, "warnNoQuitIfNotInOkular" );
}
void Part::splitterMoved( int /*pos*/, int index )
{
// if pageView has been resized, save splitter sizes
if ( index == 1 )
saveSplitterSize();
}
void Part::slotShowLeftPanel()
{
bool showLeft = m_showLeftPanel->isChecked();
Okular::Settings::setShowLeftPanel( showLeft );
Okular::Settings::writeConfig();
// show/hide left panel
m_leftPanel->setVisible( showLeft );
// this needs to be hidden explicitly to disable thumbnails gen
m_thumbnailList->setVisible( showLeft );
}
void Part::saveSplitterSize()
{
Okular::Settings::setSplitterSizes( m_splitter->sizes() );
Okular::Settings::writeConfig();
}
void Part::slotFileDirty( const QString& fileName )
{
// The beauty of this is that each start cancels the previous one.
// This means that timeout() is only fired when there have
// no changes to the file for the last 750 milisecs.
// This ensures that we don't update on every other byte that gets
// written to the file.
if ( fileName == m_file )
{
m_dirtyHandler->start( 750 );
}
}
void Part::slotDoFileDirty()
{
// do the following the first time the file is reloaded
if ( m_viewportDirty.pageNumber == -1 )
{
// store the current viewport
m_viewportDirty = m_document->viewport();
// store if presentation view was open
m_wasPresentationOpen = ((PresentationWidget*)m_presentationWidget != 0);
// inform the user about the operation in progress
m_pageView->displayMessage( i18n("Reloading the document...") );
}
// close and (try to) reopen the document
if ( KParts::ReadOnlyPart::openUrl(m_file) )
{
// on successful opening, restore the previous viewport
if ( m_viewportDirty.pageNumber >= (int) m_document->pages() )
m_viewportDirty.pageNumber = (int) m_document->pages() - 1;
m_document->setViewport( m_viewportDirty );
m_viewportDirty.pageNumber = -1;
if (m_wasPresentationOpen) slotShowPresentation();
emit enablePrintAction(true);
}
else
{
// start watching the file again (since we dropped it on close)
m_watcher->addFile(m_file);
m_dirtyHandler->start( 750 );
}
}
void Part::updateViewActions()
{
bool opened = m_document->pages() > 0;
if ( opened )
{
bool atBegin = m_document->currentPage() < 1;
bool atEnd = m_document->currentPage() >= (m_document->pages() - 1);
m_gotoPage->setEnabled( m_document->pages() > 1 );
m_firstPage->setEnabled( !atBegin );
m_prevPage->setEnabled( !atBegin );
m_lastPage->setEnabled( !atEnd );
m_nextPage->setEnabled( !atEnd );
m_historyBack->setEnabled( !m_document->historyAtBegin() );
m_historyNext->setEnabled( !m_document->historyAtEnd() );
}
else
{
m_gotoPage->setEnabled( false );
m_firstPage->setEnabled( false );
m_lastPage->setEnabled( false );
m_prevPage->setEnabled( false );
m_nextPage->setEnabled( false );
m_historyBack->setEnabled( false );
m_historyNext->setEnabled( false );
}
}
void Part::enableTOC(bool enable)
{
m_toolBox->setItemEnabled(0, enable);
}
//BEGIN go to page dialog
class GotoPageDialog : public KDialog
{
public:
GotoPageDialog(QWidget *p, int current, int max) : KDialog(p)
{
setCaption(i18n("Go to Page"));
setButtons(Ok | Cancel);
setDefaultButton(Ok);
QWidget *w = new QWidget(this);
setMainWidget(w);
QVBoxLayout *topLayout = new QVBoxLayout(w);
topLayout->setMargin(0);
topLayout->setSpacing(spacingHint());
e1 = new KIntNumInput(current, w);
e1->setRange(1, max);
e1->setEditFocus(true);
QLabel *label = new QLabel(i18n("&Page:"), w);
label->setBuddy(e1);
topLayout->addWidget(label);
topLayout->addWidget(e1);
// A little bit extra space
topLayout->addSpacing(spacingHint());
topLayout->addStretch(10);
e1->setFocus();
}
int getPage() const
{
return e1->value();
}
protected:
KIntNumInput *e1;
};
//END go to page dialog
void Part::slotGoToPage()
{
GotoPageDialog pageDialog( m_pageView, m_document->currentPage() + 1, m_document->pages() );
if ( pageDialog.exec() == QDialog::Accepted )
m_document->setViewportPage( pageDialog.getPage() - 1 );
}
void Part::slotPreviousPage()
{
if ( m_document->isOpened() && !(m_document->currentPage() < 1) )
m_document->setViewportPage( m_document->currentPage() - 1 );
}
void Part::slotNextPage()
{
if ( m_document->isOpened() && m_document->currentPage() < (m_document->pages() - 1) )
m_document->setViewportPage( m_document->currentPage() + 1 );
}
void Part::slotGotoFirst()
{
if ( m_document->isOpened() )
m_document->setViewportPage( 0 );
}
void Part::slotGotoLast()
{
if ( m_document->isOpened() )
m_document->setViewportPage( m_document->pages() - 1 );
}
void Part::slotHistoryBack()
{
m_document->setPrevViewport();
}
void Part::slotHistoryNext()
{
m_document->setNextViewport();
}
void Part::slotPreviousBookmark()
{
uint current = m_document->currentPage();
// we are at the first page
if ( current == 0 )
return;
for ( int i = current - 1; i >= 0; --i )
{
if ( m_document->isBookmarked( i ) )
{
m_document->setViewportPage( i );
break;
}
}
}
void Part::slotNextBookmark()
{
uint current = m_document->currentPage();
uint pages = m_document->pages();
// we are at the last page
if ( current == pages )
return;
for ( uint i = current + 1; i < pages; ++i )
{
if ( m_document->isBookmarked( i ) )
{
m_document->setViewportPage( i );
break;
}
}
}
void Part::slotFind()
{
KFindDialog dlg( widget() );
dlg.setHasCursor( false );
if ( !m_searchHistory.empty() )
dlg.setFindHistory( m_searchHistory );
dlg.setSupportsBackwardsFind( false );
dlg.setSupportsWholeWordsFind( false );
dlg.setSupportsRegularExpressionFind( false );
if ( dlg.exec() == QDialog::Accepted )
{
m_searchHistory = dlg.findHistory();
m_searchStarted = true;
m_document->resetSearch( PART_SEARCH_ID );
m_document->searchText( PART_SEARCH_ID, dlg.pattern(), false,
dlg.options() & KFind::CaseSensitive ? Qt::CaseSensitive : Qt::CaseInsensitive,
Okular::Document::NextMatch, true, qRgb( 255, 255, 64 ) );
}
}
void Part::slotFindNext()
{
if (!m_document->continueLastSearch())
slotFind();
}
void Part::slotSaveFileAs()
{
KUrl saveUrl = KFileDialog::getSaveUrl( url().isLocalFile() ? url().url() : url().fileName(), QString::null, widget() );
if ( saveUrl.isValid() && !saveUrl.isEmpty() )
{
if ( KIO::NetAccess::exists( saveUrl, false, widget() ) )
{
if (KMessageBox::warningContinueCancel( widget(), i18n("A file named \"%1\" already exists. Are you sure you want to overwrite it?", saveUrl.fileName()), QString::null, KGuiItem(i18n("Overwrite"))) != KMessageBox::Continue)
return;
}
if ( !KIO::NetAccess::file_copy( url(), saveUrl, -1, true ) )
KMessageBox::information( widget(), i18n("File could not be saved in '%1'. Try to save it to another location.", saveUrl.prettyUrl() ) );
}
}
void Part::slotGetNewStuff()
{
// show the modal dialog over pageview and execute it
NewStuffDialog * dialog = new NewStuffDialog( m_pageView );
connect ( dialog , SIGNAL ( loadItemClicked( const KUrl & ) ), this , SLOT ( openUrlFromDocument ( const KUrl & ) ) );
dialog->exec();
delete dialog;
}
void Part::slotPreferences()
{
// an instance the dialog could be already created and could be cached,
// in which case you want to display the cached dialog
if ( PreferencesDialog::showDialog( "preferences" ) )
return;
// we didn't find an instance of this dialog, so lets create it
PreferencesDialog * dialog = new PreferencesDialog( m_pageView, Okular::Settings::self() );
// keep us informed when the user changes settings
connect( dialog, SIGNAL( settingsChanged( const QString & ) ), this, SLOT( slotNewConfig() ) );
dialog->show();
}
void Part::slotNewConfig()
{
// Apply settings here. A good policy is to check wether the setting has
// changed before applying changes.
// Watch File
bool watchFile = Okular::Settings::watchFile();
if ( watchFile && m_watcher->isStopped() )
m_watcher->startScan();
if ( !watchFile && !m_watcher->isStopped() )
{
m_dirtyHandler->stop();
m_watcher->stopScan();
}
bool showSearch = Okular::Settings::showSearchBar();
if ( !m_searchWidget->isHidden() != showSearch )
m_searchWidget->setVisible( showSearch );
// Main View (pageView)
m_pageView->reparseConfig();
// update document settings
m_document->reparseConfig();
// update TOC settings
if ( m_toolBox->isItemEnabled(0) )
m_toc->reparseConfig();
// update ThumbnailList contents
if ( Okular::Settings::showLeftPanel() && !m_thumbnailList->isHidden() )
m_thumbnailList->updateWidgets();
}
void Part::slotPrintPreview()
{
if (m_document->pages() == 0) return;
double width, height;
int landscape, portrait;
KPrinter printer;
const Okular::Page *page;
printer.setMinMax(1, m_document->pages());
printer.setPreviewOnly( true );
// if some pages are landscape and others are not the most common win as kprinter does
// not accept a per page setting
landscape = 0;
portrait = 0;
for (uint i = 0; i < m_document->pages(); i++)
{
page = m_document->page(i);
width = page->width();
height = page->height();
if (page->orientation() == 90 || page->orientation() == 270) qSwap(width, height);
if (width > height) landscape++;
else portrait++;
}
if (landscape > portrait)
{
// printer.setOption("orientation-requested", "4");
printer.setOrientation(KPrinter::Landscape);
}
doPrint(printer);
}
void Part::slotShowMenu(const Okular::Page *page, const QPoint &point)
{
bool reallyShow = false;
if (!m_actionsSearched)
{
// the quest for options_show_menubar
KActionCollection *ac;
QAction *act;
if (factory())
{
QList<KXMLGUIClient*> clients(factory()->clients());
for(int i = 0 ; (!m_showMenuBarAction || !m_showFullScreenAction) && i < clients.size(); ++i)
{
ac = clients.at(i)->actionCollection();
// show_menubar
act = ac->action("options_show_menubar");
if (act && qobject_cast<KToggleAction*>(act))
m_showMenuBarAction = qobject_cast<KToggleAction*>(act);
// fullscreen
act = ac->action("fullscreen");
if (act && qobject_cast<KToggleFullScreenAction*>(act))
m_showFullScreenAction = qobject_cast<KToggleFullScreenAction*>(act);
}
}
m_actionsSearched = true;
}
KMenu *popup = new KMenu( widget() );
QAction *addBookmark = 0;
QAction *removeBookmark = 0;
QAction *fitPageWidth = 0;
if (page)
{
popup->addTitle( i18n( "Page %1", page->number() + 1 ) );
if ( m_document->isBookmarked( page->number() ) )
removeBookmark = popup->addAction( KIcon("bookmark"), i18n("Remove Bookmark") );
else
addBookmark = popup->addAction( KIcon("bookmark_add"), i18n("Add Bookmark") );
if ( m_pageView->canFitPageWidth() )
fitPageWidth = popup->addAction( KIcon("viewmagfit"), i18n("Fit Width") );
//popup->insertItem( SmallIcon("pencil"), i18n("Edit"), 3 );
//popup->setItemEnabled( 3, false );
popup->addAction( m_prevBookmark );
popup->addAction( m_nextBookmark );
reallyShow = true;
}
/*
//Albert says: I have not ported this as i don't see it does anything
if ( d->mouseOnRect ) // and rect->objectType() == ObjectRect::Image ...
{
m_popup->insertItem( SmallIcon("filesave"), i18n("Save Image..."), 4 );
m_popup->setItemEnabled( 4, false );
}*/
if ((m_showMenuBarAction && !m_showMenuBarAction->isChecked()) || (m_showFullScreenAction && m_showFullScreenAction->isChecked()))
{
popup->addTitle( i18n( "Tools" ) );
if (m_showMenuBarAction && !m_showMenuBarAction->isChecked()) popup->addAction(m_showMenuBarAction);
if (m_showFullScreenAction && m_showFullScreenAction->isChecked()) popup->addAction(m_showFullScreenAction);
reallyShow = true;
}
if (reallyShow)
{
QAction *res = popup->exec(point);
if (res)
{
if (res == addBookmark) m_document->addBookmark( page->number() );
else if (res == removeBookmark) m_document->removeBookmark( page->number() );
else if (res == fitPageWidth) m_pageView->fitPageWidth( page->number() );
}
}
delete popup;
}
void Part::slotShowProperties()
{
PropertiesDialog *d = new PropertiesDialog(widget(), m_document);
d->exec();
delete d;
}
void Part::slotShowEmbeddedFiles()
{
EmbeddedFilesDialog *d = new EmbeddedFilesDialog(widget(), m_document);
d->exec();
delete d;
}
void Part::slotShowPresentation()
{
if ( !m_presentationWidget )
{
m_presentationWidget = new PresentationWidget( widget(), m_document );
m_presentationWidget->setupActions( actionCollection() );
}
}
void Part::slotHidePresentation()
{
if ( m_presentationWidget )
delete (PresentationWidget*) m_presentationWidget;
}
void Part::slotExportAs(QAction * act)
{
QList<QAction*> acts = m_exportAs->menu() ? m_exportAs->menu()->actions() : QList<QAction*>();
int id = acts.indexOf( act );
if ( ( id < 0 ) || ( id >= acts.count() ) )
return;
QString filter = id == 0 ? "text/plain" : m_exportFormats.at( id - 1 ).mimeType()->name();
QString fileName = KFileDialog::getSaveFileName( url().isLocalFile() ? url().fileName() : QString::null, filter, widget() );
if ( !fileName.isEmpty() )
{
bool saved = id == 0 ? m_document->exportToText( fileName ) : m_document->exportTo( fileName, m_exportFormats.at( id - 1 ) );
if ( !saved )
KMessageBox::information( widget(), i18n("File could not be saved in '%1'. Try to save it to another location.", fileName ) );
}
}
void Part::slotPrint()
{
if (m_document->pages() == 0) return;
double width, height;
int landscape, portrait;
KPrinter printer;
const Okular::Page *page;
printer.setPageSelection(KPrinter::ApplicationSide);
printer.setMinMax(1, m_document->pages());
printer.setCurrentPage(m_document->currentPage()+1);
// if some pages are landscape and others are not the most common win as kprinter does
// not accept a per page setting
landscape = 0;
portrait = 0;
for (uint i = 0; i < m_document->pages(); i++)
{
page = m_document->page(i);
width = page->width();
height = page->height();
if (page->orientation() == 90 || page->orientation() == 270) qSwap(width, height);
if (width > height) landscape++;
else portrait++;
}
if (landscape > portrait) printer.setOrientation(KPrinter::Landscape);
// range detecting
QString range;
uint pages = m_document->pages();
int startId = -1;
int endId = -1;
for ( uint i = 0; i < pages; ++i )
{
if ( m_document->isBookmarked( i ) )
{
if ( startId < 0 )
startId = i;
if ( endId < 0 )
endId = startId;
else
++endId;
}
else if ( startId >= 0 && endId >= 0 )
{
if ( !range.isEmpty() )
range += ',';
if ( endId - startId > 0 )
range += QString( "%1-%2" ).arg( startId + 1 ).arg( endId + 1 );
else
range += QString::number( startId + 1 );
startId = -1;
endId = -1;
}
}
if ( startId >= 0 && endId >= 0 )
{
if ( !range.isEmpty() )
range += ',';
if ( endId - startId > 0 )
range += QString( "%1-%2" ).arg( startId + 1 ).arg( endId + 1 );
else
range += QString::number( startId + 1 );
}
printer.setOption( "kde-range", range );
if ( m_document->canConfigurePrinter() )
{
KPrintDialogPage * w = m_document->printConfigurationWidget();
if ( w )
{
printer.addDialogPage( w );
}
}
if ( printer.setup( widget() ) )
doPrint( printer );
}
void Part::doPrint(KPrinter &printer)
{
if (!m_document->isAllowed(Okular::AllowPrint))
{
KMessageBox::error(widget(), i18n("Printing this document is not allowed."));
return;
}
if (!m_document->print(printer))
{
KMessageBox::error(widget(), i18n("Could not print the document. Please report to bugs.kde.org"));
}
}
void Part::restoreDocument(KConfig* config)
{
KUrl url ( config->readPathEntry( "URL" ) );
if ( url.isValid() )
{
QString viewport = config->readEntry( "Viewport" );
if (!viewport.isEmpty()) m_document->setNextDocumentViewport( Okular::DocumentViewport( viewport ) );
openUrl( url );
}
}
void Part::saveDocumentRestoreInfo(KConfig* config)
{
config->writePathEntry( "URL", url().url() );
config->writeEntry( "Viewport", m_document->viewport().toString() );
}
void Part::psTransformEnded()
{
m_file = m_temporaryLocalFile;
openFile();
}
bool Part::handleCompressed(KUrl & url, const QString &path, const KMimeType::Ptr mimetype)
{
// we are working with a compressed file, decompressing
// temporary file for decompressing
m_tempfile = new KTemporaryFile;
if ( !m_tempfile )
{
KMessageBox::error( 0,
i18n("<qt><strong>File Error!</strong> Could not create "
"temporary file.</qt>"));
return false;
}
m_tempfile->setAutoRemove(true);
if ( ! m_tempfile->open() )
{
KMessageBox::error( 0,
i18n("<qt><strong>File Error!</strong> Could not create temporary file "
"<nobr><strong>%1</strong></nobr>.</qt>",
strerror(m_tempfile->error())));
delete m_tempfile;
return false;
}
// decompression filer
QIODevice* filterDev;
if (( mimetype->parentMimeType() == "application/x-gzip" ) ||
( mimetype->parentMimeType() == "application/x-bzip2" ))
filterDev = KFilterDev::deviceForFile(path, mimetype->parentMimeType());
else
filterDev = KFilterDev::deviceForFile(path);
if (!filterDev)
{
delete m_tempfile;
return false;
}
if ( !filterDev->open(QIODevice::ReadOnly) )
{
KMessageBox::detailedError( 0,
i18n("<qt><strong>File Error!</strong> Could not open the file "
"<nobr><strong>%1</strong></nobr> for uncompression. "
"The file will not be loaded.</qt>", path),
i18n("<qt>This error typically occurs if you do "
"not have enough permissions to read the file. "
"You can check ownership and permissions if you "
"right-click on the file in the Konqueror "
"file manager and then choose the 'Properties' menu.</qt>"));
delete filterDev;
delete m_tempfile;
return false;
}
QByteArray buf(1024, '\0');
int read = 0, wrtn = 0;
while ((read = filterDev->read(buf.data(), buf.size())) > 0)
{
wrtn = m_tempfile->write(buf.data(), read);
if ( read != wrtn )
break;
}
delete filterDev;
if ((read != 0) || (m_tempfile->size() == 0))
{
KMessageBox::detailedError(0,
i18n("<qt><strong>File Error!</strong> Could not uncompress "
"the file <nobr><strong>%1</strong></nobr>. "
"The file will not be loaded.</qt>", path ),
i18n("<qt>This error typically occurs if the file is corrupt. "
"If you want to be sure, try to decompress the file manually "
"using command-line tools.</qt>"));
delete m_tempfile;
return false;
}
url=m_tempfile->fileName();
return true;
}
void Part::rebuildBookmarkMenu( bool unplugActions )
{
if ( unplugActions )
{
unplugActionList( "bookmarks_currentdocument" );
qDeleteAll( m_bookmarkActions );
m_bookmarkActions.clear();
}
KUrl u = m_document->currentDocument();
if ( u.isValid() )
{
m_bookmarkActions = m_document->bookmarkManager()->actionsForUrl( u );
}
bool havebookmarks = true;
if ( m_bookmarkActions.isEmpty() )
{
havebookmarks = false;
QAction * a = new QAction( 0 );
a->setText( i18n( "No Bookmarks" ) );
a->setEnabled( false );
m_bookmarkActions.append( a );
}
for ( int i = 0; i < m_bookmarkActions.count(); ++i )
{
actionCollection()->addAction( QString( "bookmark_action_%1" ).arg( i ), m_bookmarkActions.at(i) );
}
plugActionList( "bookmarks_currentdocument", m_bookmarkActions );
m_prevBookmark->setEnabled( havebookmarks );
m_nextBookmark->setEnabled( havebookmarks );
}
/*
* BrowserExtension class
*/
BrowserExtension::BrowserExtension(Part* parent)
: KParts::BrowserExtension( parent )
{
emit enableAction("print", true);
setURLDropHandlingEnabled(true);
}
void BrowserExtension::print()
{
static_cast<Part*>(parent())->slotPrint();
}
#include "part.moc"
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