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okular/part.cpp
Fabio D'Urso a0135a3c8e Fix reload of modified documents that take longer to be ready 
SlotDoFileDirty tries to reload the file at regular intervals.
This patch fixes it so that it can actually reopen the file even if
it is not ready at the first timer shot.

BUG: 310531
2012-12-01 00:04:34 +01:00

2748 lines
90 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) 2004-2008 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. *
***************************************************************************/
#include "part.h"
// qt/kde includes
#include <qapplication.h>
#include <qfile.h>
#include <qlayout.h>
#include <qlabel.h>
#include <qtimer.h>
#include <QtGui/QPrinter>
#include <QtGui/QPrintDialog>
#include <QScrollBar>
#include <kvbox.h>
#include <kaboutapplicationdialog.h>
#include <kaction.h>
#include <kactioncollection.h>
#include <kdirwatch.h>
#include <kstandardaction.h>
#include <kpluginfactory.h>
#include <kfiledialog.h>
#include <kinputdialog.h>
#include <kmessagebox.h>
#include <knuminput.h>
#include <kio/netaccess.h>
#include <kmenu.h>
#include <kxmlguiclient.h>
#include <kxmlguifactory.h>
#include <kservicetypetrader.h>
#include <kstandarddirs.h>
#include <kstandardshortcut.h>
#include <ktemporaryfile.h>
#include <ktoggleaction.h>
#include <ktogglefullscreenaction.h>
#include <kio/job.h>
#include <kicon.h>
#include <kfilterdev.h>
#include <kfilterbase.h>
#if 0
#include <knewstuff2/engine.h>
#endif
#include <kdeprintdialog.h>
#include <kprintpreview.h>
#include <kbookmarkmenu.h>
// local includes
#include "aboutdata.h"
#include "extensions.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/embeddedfilesdialog.h"
#include "ui/propertiesdialog.h"
#include "ui/presentationwidget.h"
#include "ui/pagesizelabel.h"
#include "ui/bookmarklist.h"
#include "ui/findbar.h"
#include "ui/sidebar.h"
#include "ui/fileprinterpreview.h"
#include "ui/guiutils.h"
#include "conf/preferencesdialog.h"
#include "settings.h"
#include "core/action.h"
#include "core/annotations.h"
#include "core/bookmarkmanager.h"
#include "core/document.h"
#include "core/generator.h"
#include "core/page.h"
#include "core/fileprinter.h"
#include <cstdio>
#include <memory>
class FileKeeper
{
public:
FileKeeper()
: m_handle( NULL )
{
}
~FileKeeper()
{
}
void open( const QString & path )
{
if ( !m_handle )
m_handle = std::fopen( QFile::encodeName( path ), "r" );
}
void close()
{
if ( m_handle )
{
int ret = std::fclose( m_handle );
Q_UNUSED( ret )
m_handle = NULL;
}
}
KTemporaryFile* copyToTemporary() const
{
if ( !m_handle )
return 0;
KTemporaryFile * retFile = new KTemporaryFile;
retFile->open();
std::rewind( m_handle );
int c = -1;
do
{
c = std::fgetc( m_handle );
if ( c == EOF )
break;
if ( !retFile->putChar( (char)c ) )
break;
} while ( !feof( m_handle ) );
retFile->flush();
return retFile;
}
private:
std::FILE * m_handle;
};
Okular::PartFactory::PartFactory()
: KPluginFactory(okularAboutData( "okular", I18N_NOOP( "Okular" ) ))
{
}
Okular::PartFactory::~PartFactory()
{
}
QObject *Okular::PartFactory::create(const char *iface, QWidget *parentWidget, QObject *parent, const QVariantList &args, const QString &keyword)
{
Q_UNUSED ( keyword );
Okular::Part *object = new Okular::Part( parentWidget, parent, args, componentData() );
object->setReadWrite( QLatin1String(iface) == QLatin1String("KParts::ReadWritePart") );
return object;
}
K_EXPORT_PLUGIN( Okular::PartFactory() )
static QAction* actionForExportFormat( const Okular::ExportFormat& format, QObject *parent = 0 )
{
QAction *act = new QAction( format.description(), parent );
if ( !format.icon().isNull() )
{
act->setIcon( format.icon() );
}
return act;
}
static QString compressedMimeFor( const QString& mime_to_check )
{
static QHash< QString, QString > compressedMimeMap;
if ( compressedMimeMap.isEmpty() )
{
std::auto_ptr< KFilterBase > f;
compressedMimeMap[ QString::fromLatin1( "application/x-gzip" ) ] =
QString::fromLatin1( "application/x-gzip" );
compressedMimeMap[ QString::fromLatin1( "image/x-gzeps" ) ] =
QString::fromLatin1( "application/x-gzip" );
// check we can read bzip2-compressed files
f.reset( KFilterBase::findFilterByMimeType( QString::fromLatin1( "application/x-bzip" ) ) );
if ( f.get() )
{
const QString app_bzip( QString::fromLatin1( "application/x-bzip" ) );
compressedMimeMap[ app_bzip ] = app_bzip;
compressedMimeMap[ QString::fromLatin1( "application/x-bzpdf" ) ] = app_bzip;
compressedMimeMap[ QString::fromLatin1( "application/x-bzpostscript" ) ] = app_bzip;
compressedMimeMap[ QString::fromLatin1( "application/x-bzdvi" ) ] = app_bzip;
compressedMimeMap[ QString::fromLatin1( "image/x-bzeps" ) ] = app_bzip;
}
// check we can read XZ-compressed files
f.reset( KFilterBase::findFilterByMimeType( QString::fromLatin1( "application/x-xz" ) ) );
if ( f.get() )
{
const QString app_xz( QString::fromLatin1( "application/x-xz" ) );
compressedMimeMap[ app_xz ] = app_xz;
}
}
QHash< QString, QString >::const_iterator it = compressedMimeMap.constFind( mime_to_check );
if ( it != compressedMimeMap.constEnd() )
return it.value();
return QString();
}
static Okular::EmbedMode detectEmbedMode( QWidget *parentWidget, QObject *parent, const QVariantList &args )
{
Q_UNUSED( parentWidget );
if ( parent
&& ( parent->objectName() == QLatin1String( "okular::Shell" )
|| parent->objectName() == QLatin1String( "okular/okular__Shell" ) ) )
return Okular::NativeShellMode;
if ( parent
&& ( QByteArray( "KHTMLPart" ) == parent->metaObject()->className() ) )
return Okular::KHTMLPartMode;
Q_FOREACH ( const QVariant &arg, args )
{
if ( arg.type() == QVariant::String )
{
if ( arg.toString() == QLatin1String( "Print/Preview" ) )
{
return Okular::PrintPreviewMode;
}
else if ( arg.toString() == QLatin1String( "ViewerWidget" ) )
{
return Okular::ViewerWidgetMode;
}
}
}
return Okular::UnknownEmbedMode;
}
static QString detectConfigFileName( const QVariantList &args )
{
Q_FOREACH ( const QVariant &arg, args )
{
if ( arg.type() == QVariant::String )
{
QString argString = arg.toString();
int separatorIndex = argString.indexOf( "=" );
if ( separatorIndex >= 0 && argString.left( separatorIndex ) == QLatin1String( "ConfigFileName" ) )
{
return argString.mid( separatorIndex + 1 );
}
}
}
return QString();
}
#undef OKULAR_KEEP_FILE_OPEN
#ifdef OKULAR_KEEP_FILE_OPEN
static bool keepFileOpen()
{
static bool keep_file_open = !qgetenv("OKULAR_NO_KEEP_FILE_OPEN").toInt();
return keep_file_open;
}
#endif
int Okular::Part::numberOfParts = 0;
namespace Okular
{
Part::Part(QWidget *parentWidget,
QObject *parent,
const QVariantList &args,
KComponentData componentData )
: KParts::ReadWritePart(parent),
m_tempfile( 0 ), m_fileWasRemoved( false ), m_showMenuBarAction( 0 ), m_showFullScreenAction( 0 ), m_actionsSearched( false ),
m_cliPresentation(false), m_embedMode(detectEmbedMode(parentWidget, parent, args)), m_generatorGuiClient(0), m_keeper( 0 )
{
// first, we check if a config file name has been specified
QString configFileName = detectConfigFileName( args );
if ( configFileName.isEmpty() )
{
configFileName = KStandardDirs::locateLocal( "config", "okularpartrc" );
// first necessary step: copy the configuration from kpdf, if available
if ( !QFile::exists( configFileName ) )
{
QString oldkpdfconffile = KStandardDirs::locateLocal( "config", "kpdfpartrc" );
if ( QFile::exists( oldkpdfconffile ) )
QFile::copy( oldkpdfconffile, configFileName );
}
}
Okular::Settings::instance( configFileName );
numberOfParts++;
if (numberOfParts == 1) {
QDBusConnection::sessionBus().registerObject("/okular", this, QDBusConnection::ExportScriptableSlots);
} else {
QDBusConnection::sessionBus().registerObject(QString("/okular%1").arg(numberOfParts), this, QDBusConnection::ExportScriptableSlots);
}
// connect the started signal to tell the job the mimetypes we like,
// and get some more information from it
connect(this, SIGNAL(started(KIO::Job*)), this, SLOT(slotJobStarted(KIO::Job*)));
// connect the completed signal so we can put the window caption when loading remote files
connect(this, SIGNAL(completed()), this, SLOT(setWindowTitleFromDocument()));
connect(this, SIGNAL(canceled(QString)), this, SLOT(loadCancelled(QString)));
// create browser extension (for printing when embedded into browser)
m_bExtension = new BrowserExtension(this);
// create live connect extension (for integrating with browser scripting)
new OkularLiveConnectExtension( this );
// we need an instance
setComponentData( componentData );
GuiUtils::addIconLoader( iconLoader() );
m_sidebar = new Sidebar( parentWidget );
setWidget( m_sidebar );
// build the document
m_document = new Okular::Document(widget());
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(KUrl)), this, SLOT(openUrlFromDocument(KUrl)) );
connect( m_document->bookmarkManager(), SIGNAL(openUrl(KUrl)), this, SLOT(openUrlFromBookmarks(KUrl)) );
connect( m_document, SIGNAL(close()), this, SLOT(close()) );
if ( parent && parent->metaObject()->indexOfSlot( QMetaObject::normalizedSignature( "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 );
int tbIndex;
// [left toolbox: Table of Contents] | []
m_toc = new TOC( 0, m_document );
connect( m_toc, SIGNAL(hasTOC(bool)), this, SLOT(enableTOC(bool)) );
tbIndex = m_sidebar->addItem( m_toc, KIcon(QApplication::isLeftToRight() ? "format-justify-left" : "format-justify-right"), i18n("Contents") );
enableTOC( false );
// [left toolbox: Thumbnails and Bookmarks] | []
KVBox * thumbsBox = new ThumbnailsBox( 0 );
thumbsBox->setSpacing( 6 );
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(KUrl)), SLOT(openUrlFromDocument(KUrl)) );
connect( m_thumbnailList, SIGNAL(rightClick(const Okular::Page*,QPoint)), this, SLOT(slotShowMenu(const Okular::Page*,QPoint)) );
tbIndex = m_sidebar->addItem( thumbsBox, KIcon( "view-preview" ), i18n("Thumbnails") );
m_sidebar->setCurrentIndex( tbIndex );
// [left toolbox: Reviews] | []
m_reviewsWidget = new Reviews( 0, m_document );
m_sidebar->addItem( m_reviewsWidget, KIcon("draw-freehand"), i18n("Reviews") );
m_sidebar->setItemEnabled( 2, false );
// [left toolbox: Bookmarks] | []
m_bookmarkList = new BookmarkList( m_document, 0 );
m_sidebar->addItem( m_bookmarkList, KIcon("bookmarks"), i18n("Bookmarks") );
m_sidebar->setItemEnabled( 3, false );
// widgets: [../miniBarContainer] | []
#ifdef OKULAR_ENABLE_MINIBAR
QWidget * miniBarContainer = new QWidget( 0 );
m_sidebar->setBottomWidget( 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 ) );
#endif
// widgets: [] | [right 'pageView']
QWidget * rightContainer = new QWidget( 0 );
m_sidebar->setMainWidget( rightContainer );
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 );
m_topMessage->setup( i18n( "This document has embedded files. <a href=\"okular:/embeddedfiles\">Click here to see them</a> or go to File -> Embedded Files." ), KIcon( "mail-attachment" ) );
connect( m_topMessage, SIGNAL(action()), this, SLOT(slotShowEmbeddedFiles()) );
rightLayout->addWidget( m_topMessage );
m_formsMessage = new PageViewTopMessage( rightContainer );
rightLayout->addWidget( m_formsMessage );
m_pageView = new PageView( rightContainer, m_document );
QMetaObject::invokeMethod( m_pageView, "setFocus", Qt::QueuedConnection ); //usability setting
// m_splitter->setFocusProxy(m_pageView);
connect( m_pageView, SIGNAL(urlDropped(KUrl)), SLOT(openUrlFromDocument(KUrl)));
connect( m_pageView, SIGNAL(rightClick(const Okular::Page*,QPoint)), this, SLOT(slotShowMenu(const Okular::Page*,QPoint)) );
connect( m_document, SIGNAL(error(QString,int)), m_pageView, SLOT(errorMessage(QString,int)) );
connect( m_document, SIGNAL(warning(QString,int)), m_pageView, SLOT(warningMessage(QString,int)) );
connect( m_document, SIGNAL(notice(QString,int)), m_pageView, SLOT(noticeMessage(QString,int)) );
connect( m_document, SIGNAL(sourceReferenceActivated(const QString&,int,int,bool*)), this, SLOT(slotHandleActivatedSourceReference(const QString&,int,int,bool*)) );
rightLayout->addWidget( m_pageView );
m_findBar = new FindBar( m_document, rightContainer );
rightLayout->addWidget( m_findBar );
m_bottomBar = new QWidget( rightContainer );
QHBoxLayout * bottomBarLayout = new QHBoxLayout( m_bottomBar );
m_pageSizeLabel = new PageSizeLabel( m_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_miniBarLogic = new MiniBarLogic( this, m_document );
m_miniBar = new MiniBar( m_bottomBar, m_miniBarLogic );
bottomBarLayout->addWidget( m_miniBar );
bottomBarLayout->addItem( new QSpacerItem( 5, 5, QSizePolicy::Expanding, QSizePolicy::Minimum ) );
bottomBarLayout->addWidget( m_pageSizeLabel );
rightLayout->addWidget( m_bottomBar );
m_pageNumberTool = new MiniBar( 0, m_miniBarLogic );
connect( m_findBar, SIGNAL(forwardKeyPressEvent(QKeyEvent*)), m_pageView, SLOT(externalKeyPressEvent(QKeyEvent*)));
connect( m_miniBar, SIGNAL(forwardKeyPressEvent(QKeyEvent*)), m_pageView, SLOT(externalKeyPressEvent(QKeyEvent*)));
connect( m_pageView, SIGNAL(escPressed()), m_findBar, SLOT(resetSearch()) );
connect( m_pageNumberTool, SIGNAL(forwardKeyPressEvent(QKeyEvent*)), m_pageView, SLOT(externalKeyPressEvent(QKeyEvent*)));
connect( m_reviewsWidget, SIGNAL(openAnnotationWindow(Okular::Annotation*,int)),
m_pageView, SLOT(openAnnotationWindow(Okular::Annotation*,int)) );
// add document observers
m_document->addObserver( this );
m_document->addObserver( m_thumbnailList );
m_document->addObserver( m_pageView );
m_document->registerView( m_pageView );
m_document->addObserver( m_toc );
m_document->addObserver( m_miniBarLogic );
#ifdef OKULAR_ENABLE_MINIBAR
m_document->addObserver( m_progressWidget );
#endif
m_document->addObserver( m_reviewsWidget );
m_document->addObserver( m_pageSizeLabel );
m_document->addObserver( m_bookmarkList );
connect( m_document->bookmarkManager(), SIGNAL(saved()),
this, SLOT(slotRebuildBookmarkMenu()) );
setupViewerActions();
if ( m_embedMode != ViewerWidgetMode )
{
setupActions();
}
else
{
setViewerShortcuts();
}
// document watcher and reloader
m_watcher = new KDirWatch( this );
connect( m_watcher, SIGNAL(dirty(QString)), this, SLOT(slotFileDirty(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
const KService::Ptr kttsd = KService::serviceByDesktopName("kttsd");
Okular::Settings::setUseKTTSD( kttsd );
Okular::Settings::self()->writeConfig();
rebuildBookmarkMenu( false );
if ( m_embedMode == ViewerWidgetMode ) {
// set the XML-UI resource file for the viewer mode
setXMLFile("part-viewermode.rc");
}
else
{
// set our main XML-UI resource file
setXMLFile("part.rc");
}
m_pageView->setupBaseActions( actionCollection() );
m_sidebar->setSidebarVisibility( false );
if ( m_embedMode != PrintPreviewMode )
{
// now set up actions that are required for all remaining modes
m_pageView->setupViewerActions( actionCollection() );
// and if we are not in viewer mode, we want the full GUI
if ( m_embedMode != ViewerWidgetMode )
{
unsetDummyMode();
}
}
// ensure history actions are in the correct state
updateViewActions();
// also update the state of the actions in the page view
m_pageView->updateActionState( false, false, false );
if ( m_embedMode == NativeShellMode )
m_sidebar->setAutoFillBackground( false );
#ifdef OKULAR_KEEP_FILE_OPEN
m_keeper = new FileKeeper();
#endif
}
void Part::setupViewerActions()
{
// ACTIONS
KActionCollection * ac = actionCollection();
// Page Traversal actions
m_gotoPage = KStandardAction::gotoPage( this, SLOT(slotGoToPage()), ac );
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()) );
connect( m_pageNumberTool, SIGNAL(gotoPage()), m_gotoPage, SLOT(trigger()) );
m_prevPage = KStandardAction::prior(this, SLOT(slotPreviousPage()), ac);
m_prevPage->setIconText( i18nc( "Previous page", "Previous" ) );
m_prevPage->setToolTip( i18n( "Go back to the Previous Page" ) );
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_pageNumberTool, SIGNAL(prevPage()), m_prevPage, SLOT(trigger()) );
#ifdef OKULAR_ENABLE_MINIBAR
connect( m_progressWidget, SIGNAL(prevPage()), m_prevPage, SLOT(trigger()) );
#endif
m_nextPage = KStandardAction::next(this, SLOT(slotNextPage()), ac );
m_nextPage->setIconText( i18nc( "Next page", "Next" ) );
m_nextPage->setToolTip( i18n( "Advance to the Next Page" ) );
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_pageNumberTool, SIGNAL(nextPage()), m_nextPage, SLOT(trigger()) );
#ifdef OKULAR_ENABLE_MINIBAR
connect( m_progressWidget, SIGNAL(nextPage()), m_nextPage, SLOT(trigger()) );
#endif
m_beginningOfDocument = KStandardAction::firstPage( this, SLOT(slotGotoFirst()), ac );
ac->addAction("first_page", m_beginningOfDocument);
m_beginningOfDocument->setText(i18n( "Beginning of the document"));
m_beginningOfDocument->setWhatsThis( i18n( "Moves to the beginning of the document" ) );
m_endOfDocument = KStandardAction::lastPage( this, SLOT(slotGotoLast()), ac );
ac->addAction("last_page",m_endOfDocument);
m_endOfDocument->setText(i18n( "End of the document"));
m_endOfDocument->setWhatsThis( i18n( "Moves to the end of the document" ) );
// we do not want back and next in history in the dummy mode
m_historyBack = 0;
m_historyNext = 0;
m_addBookmark = KStandardAction::addBookmark( this, SLOT(slotAddBookmark()), ac );
m_addBookmarkText = m_addBookmark->text();
m_addBookmarkIcon = m_addBookmark->icon();
m_renameBookmark = ac->addAction("rename_bookmark");
m_renameBookmark->setText(i18n( "Rename Bookmark" ));
m_renameBookmark->setIcon(KIcon( "edit-rename" ));
m_renameBookmark->setWhatsThis( i18n( "Rename the current bookmark" ) );
connect( m_renameBookmark, SIGNAL(triggered()), this, SLOT(slotRenameCurrentViewportBookmark()) );
m_prevBookmark = ac->addAction("previous_bookmark");
m_prevBookmark->setText(i18n( "Previous Bookmark" ));
m_prevBookmark->setIcon(KIcon( "go-up-search" ));
m_prevBookmark->setWhatsThis( i18n( "Go to the previous bookmark" ) );
connect( m_prevBookmark, SIGNAL(triggered()), this, SLOT(slotPreviousBookmark()) );
m_nextBookmark = ac->addAction("next_bookmark");
m_nextBookmark->setText(i18n( "Next Bookmark" ));
m_nextBookmark->setIcon(KIcon( "go-down-search" ));
m_nextBookmark->setWhatsThis( i18n( "Go to the next bookmark" ) );
connect( m_nextBookmark, SIGNAL(triggered()), this, SLOT(slotNextBookmark()) );
m_copy = 0;
m_selectAll = 0;
// Find and other actions
m_find = KStandardAction::find( this, SLOT(slotShowFindBar()), ac );
QList<QKeySequence> s = m_find->shortcuts();
s.append( QKeySequence( Qt::Key_Slash ) );
m_find->setShortcuts( s );
m_find->setEnabled( false );
m_findNext = KStandardAction::findNext( this, SLOT(slotFindNext()), ac);
m_findNext->setEnabled( false );
m_findPrev = KStandardAction::findPrev( this, SLOT(slotFindPrev()), ac );
m_findPrev->setEnabled( false );
m_saveCopyAs = 0;
m_saveAs = 0;
QAction * prefs = KStandardAction::preferences( this, SLOT(slotPreferences()), ac);
if ( m_embedMode == NativeShellMode )
{
prefs->setText( i18n( "Configure Okular..." ) );
}
else
{
// TODO: improve this message
prefs->setText( i18n( "Configure Viewer..." ) );
}
KAction * genPrefs = new KAction( ac );
ac->addAction("options_configure_generators", genPrefs);
if ( m_embedMode == ViewerWidgetMode )
{
genPrefs->setText( i18n( "Configure Viewer Backends..." ) );
}
else
{
genPrefs->setText( i18n( "Configure Backends..." ) );
}
genPrefs->setIcon( KIcon( "configure" ) );
genPrefs->setEnabled( m_document->configurableGenerators() > 0 );
connect( genPrefs, SIGNAL(triggered(bool)), this, SLOT(slotGeneratorPreferences()) );
m_printPreview = KStandardAction::printPreview( this, SLOT(slotPrintPreview()), ac );
m_printPreview->setEnabled( false );
m_showLeftPanel = 0;
m_showBottomBar = 0;
m_showProperties = ac->addAction("properties");
m_showProperties->setText(i18n("&Properties"));
m_showProperties->setIcon(KIcon("document-properties"));
connect(m_showProperties, SIGNAL(triggered()), this, SLOT(slotShowProperties()));
m_showProperties->setEnabled( false );
m_showEmbeddedFiles = 0;
m_showPresentation = 0;
m_exportAs = 0;
m_exportAsMenu = 0;
m_exportAsText = 0;
m_exportAsDocArchive = 0;
m_aboutBackend = ac->addAction("help_about_backend");
m_aboutBackend->setText(i18n("About Backend"));
m_aboutBackend->setEnabled( false );
connect(m_aboutBackend, SIGNAL(triggered()), this, SLOT(slotAboutBackend()));
KAction *reload = ac->add<KAction>( "file_reload" );
reload->setText( i18n( "Reloa&d" ) );
reload->setIcon( KIcon( "view-refresh" ) );
reload->setWhatsThis( i18n( "Reload the current document from disk." ) );
connect( reload, SIGNAL(triggered()), this, SLOT(slotReload()) );
reload->setShortcut( KStandardShortcut::reload() );
m_reload = reload;
m_closeFindBar = new KAction( i18n( "Close &Find Bar" ), ac );
ac->addAction("close_find_bar", m_closeFindBar);
connect(m_closeFindBar, SIGNAL(triggered()), this, SLOT(slotHideFindBar()));
widget()->addAction(m_closeFindBar);
KAction *pageno = new KAction( i18n( "Page Number" ), ac );
pageno->setDefaultWidget( m_pageNumberTool );
ac->addAction( "page_number", pageno );
}
void Part::setViewerShortcuts()
{
KActionCollection * ac = actionCollection();
m_gotoPage->setShortcut( QKeySequence(Qt::CTRL + Qt::ALT + Qt::Key_G) );
m_find->setShortcuts( QList<QKeySequence>() );
m_findNext->setShortcut( QKeySequence() );
m_findPrev->setShortcut( QKeySequence() );
m_addBookmark->setShortcut( QKeySequence( Qt::CTRL + Qt::ALT + Qt::Key_B ) );
m_beginningOfDocument->setShortcut( QKeySequence( Qt::CTRL + Qt::ALT + Qt::Key_Home ) );
m_endOfDocument->setShortcut( QKeySequence( Qt::CTRL + Qt::ALT + Qt::Key_End ) );
KAction *action = static_cast<KAction*>( ac->action( "file_reload" ) );
if( action ) action->setShortcuts( QList<QKeySequence>() << QKeySequence( Qt::ALT + Qt::Key_F5 ) );
}
void Part::setupActions()
{
KActionCollection * ac = actionCollection();
m_copy = KStandardAction::create( KStandardAction::Copy, m_pageView, SLOT(copyTextSelection()), ac );
m_selectAll = KStandardAction::selectAll( m_pageView, SLOT(selectAll()), ac );
m_saveCopyAs = KStandardAction::saveAs( this, SLOT(slotSaveCopyAs()), ac );
m_saveCopyAs->setText( i18n( "Save &Copy As..." ) );
m_saveCopyAs->setShortcut( KShortcut() );
ac->addAction( "file_save_copy", m_saveCopyAs );
m_saveCopyAs->setEnabled( false );
m_saveAs = KStandardAction::saveAs( this, SLOT(slotSaveFileAs()), ac );
m_saveAs->setEnabled( false );
m_showLeftPanel = ac->add<KToggleAction>("show_leftpanel");
m_showLeftPanel->setText(i18n( "Show &Navigation Panel"));
m_showLeftPanel->setIcon(KIcon( "view-sidetree" ));
connect( m_showLeftPanel, SIGNAL(toggled(bool)), this, SLOT(slotShowLeftPanel()) );
m_showLeftPanel->setShortcut( Qt::Key_F7 );
m_showLeftPanel->setChecked( Okular::Settings::showLeftPanel() );
slotShowLeftPanel();
m_showBottomBar = ac->add<KToggleAction>("show_bottombar");
m_showBottomBar->setText(i18n( "Show &Page Bar"));
connect( m_showBottomBar, SIGNAL(toggled(bool)), this, SLOT(slotShowBottomBar()) );
m_showBottomBar->setChecked( Okular::Settings::showBottomBar() );
slotShowBottomBar();
m_showEmbeddedFiles = ac->addAction("embedded_files");
m_showEmbeddedFiles->setText(i18n("&Embedded Files"));
m_showEmbeddedFiles->setIcon( KIcon( "mail-attachment" ) );
connect(m_showEmbeddedFiles, SIGNAL(triggered()), this, SLOT(slotShowEmbeddedFiles()));
m_showEmbeddedFiles->setEnabled( false );
m_exportAs = ac->addAction("file_export_as");
m_exportAs->setText(i18n("E&xport As"));
m_exportAs->setIcon( KIcon( "document-export" ) );
m_exportAsMenu = new QMenu();
connect(m_exportAsMenu, SIGNAL(triggered(QAction*)), this, SLOT(slotExportAs(QAction*)));
m_exportAs->setMenu( m_exportAsMenu );
m_exportAsText = actionForExportFormat( Okular::ExportFormat::standardFormat( Okular::ExportFormat::PlainText ), m_exportAsMenu );
m_exportAsMenu->addAction( m_exportAsText );
m_exportAs->setEnabled( false );
m_exportAsText->setEnabled( false );
m_exportAsDocArchive = actionForExportFormat( Okular::ExportFormat(
i18nc( "A document format, Okular-specific", "Document Archive" ),
KMimeType::mimeType( "application/vnd.kde.okular-archive" ) ), m_exportAsMenu );
m_exportAsMenu->addAction( m_exportAsDocArchive );
m_exportAsDocArchive->setEnabled( false );
m_showPresentation = ac->addAction("presentation");
m_showPresentation->setText(i18n("P&resentation"));
m_showPresentation->setIcon( KIcon( "view-presentation" ) );
connect(m_showPresentation, SIGNAL(triggered()), this, SLOT(slotShowPresentation()));
m_showPresentation->setShortcut( QKeySequence( Qt::CTRL + Qt::SHIFT + Qt::Key_P ) );
m_showPresentation->setEnabled( false );
QAction * importPS = ac->addAction("import_ps");
importPS->setText(i18n("&Import PostScript as PDF..."));
importPS->setIcon(KIcon("document-import"));
connect(importPS, SIGNAL(triggered()), this, SLOT(slotImportPSFile()));
#if 0
QAction * ghns = ac->addAction("get_new_stuff");
ghns->setText(i18n("&Get Books From Internet..."));
ghns->setIcon(KIcon("get-hot-new-stuff"));
connect(ghns, SIGNAL(triggered()), this, SLOT(slotGetNewStuff()));
// TEMP, REMOVE ME!
ghns->setShortcut( Qt::Key_G );
#endif
KToggleAction *blackscreenAction = new KToggleAction( i18n( "Switch Blackscreen Mode" ), ac );
ac->addAction( "switch_blackscreen_mode", blackscreenAction );
blackscreenAction->setShortcut( QKeySequence( Qt::Key_B ) );
blackscreenAction->setIcon( KIcon( "view-presentation" ) );
blackscreenAction->setEnabled( false );
KToggleAction *drawingAction = new KToggleAction( i18n( "Toggle Drawing Mode" ), ac );
ac->addAction( "presentation_drawing_mode", drawingAction );
drawingAction->setIcon( KIcon( "draw-freehand" ) );
drawingAction->setEnabled( false );
KAction *eraseDrawingAction = new KAction( i18n( "Erase Drawings" ), ac );
ac->addAction( "presentation_erase_drawings", eraseDrawingAction );
eraseDrawingAction->setIcon( KIcon( "draw-eraser" ) );
eraseDrawingAction->setEnabled( false );
}
Part::~Part()
{
GuiUtils::removeIconLoader( iconLoader() );
m_document->removeObserver( this );
if ( m_document->isOpened() )
Part::closeUrl( false );
delete m_toc;
delete m_pageView;
delete m_thumbnailList;
delete m_miniBar;
delete m_pageNumberTool;
delete m_miniBarLogic;
delete m_bottomBar;
#ifdef OKULAR_ENABLE_MINIBAR
delete m_progressWidget;
#endif
delete m_pageSizeLabel;
delete m_reviewsWidget;
delete m_bookmarkList;
delete m_document;
delete m_tempfile;
qDeleteAll( m_bookmarkActions );
delete m_exportAsMenu;
#ifdef OKULAR_KEEP_FILE_OPEN
delete m_keeper;
#endif
}
bool Part::openDocument(const KUrl& url, uint page)
{
Okular::DocumentViewport vp( page - 1 );
vp.rePos.enabled = true;
vp.rePos.normalizedX = 0;
vp.rePos.normalizedY = 0;
vp.rePos.pos = Okular::DocumentViewport::TopLeft;
if ( vp.isValid() )
m_document->setNextDocumentViewport( vp );
return openUrl( url );
}
void Part::startPresentation()
{
m_cliPresentation = true;
}
QStringList Part::supportedMimeTypes() const
{
return m_document->supportedMimeTypes();
}
KUrl Part::realUrl() const
{
if ( !m_realUrl.isEmpty() )
return m_realUrl;
return url();
}
// ViewerInterface
void Part::showSourceLocation(const QString& fileName, int line, int column, bool showGraphically)
{
const QString u = QString( "src:%1 %2" ).arg( line + 1 ).arg( fileName );
GotoAction action( QString(), u );
m_document->processAction( &action );
if( showGraphically )
{
m_pageView->setLastSourceLocationViewport( m_document->viewport() );
}
}
void Part::clearLastShownSourceLocation()
{
m_pageView->clearLastSourceLocationViewport();
}
bool Part::isWatchFileModeEnabled() const
{
return !m_watcher->isStopped();
}
void Part::setWatchFileModeEnabled(bool enabled)
{
if ( enabled && m_watcher->isStopped() )
{
m_watcher->startScan();
}
else if( !enabled && !m_watcher->isStopped() )
{
m_dirtyHandler->stop();
m_watcher->stopScan();
}
}
bool Part::areSourceLocationsShownGraphically() const
{
return m_pageView->areSourceLocationsShownGraphically();
}
void Part::setShowSourceLocationsGraphically(bool show)
{
m_pageView->setShowSourceLocationsGraphically(show);
}
void Part::slotHandleActivatedSourceReference(const QString& absFileName, int line, int col, bool *handled)
{
emit openSourceReference( absFileName, line, col );
if ( m_embedMode == Okular::ViewerWidgetMode )
{
*handled = true;
}
}
void Part::openUrlFromDocument(const KUrl &url)
{
if ( m_embedMode == PrintPreviewMode )
return;
if (KIO::NetAccess::exists(url, KIO::NetAccess::SourceSide, widget()))
{
m_bExtension->openUrlNotify();
m_bExtension->setLocationBarUrl(url.prettyUrl());
openUrl(url);
} else {
KMessageBox::error( widget(), i18n("Could not open '%1'. File does not exist", url.pathOrUrl() ) );
}
}
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::slotJobStarted(KIO::Job *job)
{
if (job)
{
QStringList supportedMimeTypes = m_document->supportedMimeTypes();
job->addMetaData("accept", supportedMimeTypes.join(", ") + ", */*;q=0.5");
connect(job, SIGNAL(result(KJob*)), this, SLOT(slotJobFinished(KJob*)));
}
}
void Part::slotJobFinished(KJob *job)
{
if ( job->error() == KIO::ERR_USER_CANCELED )
{
m_pageView->noticeMessage( i18n( "The loading of %1 has been canceled.", realUrl().pathOrUrl() ) );
}
}
void Part::loadCancelled(const QString &reason)
{
emit setWindowCaption( QString() );
// when m_viewportDirty.pageNumber != -1 we come from slotDoFileDirty
// so we don't want to show an ugly messagebox just because the document is
// taking more than usual to be recreated
if (m_viewportDirty.pageNumber == -1)
{
if (!reason.isEmpty())
{
KMessageBox::error( widget(), i18n("Could not open %1. Reason: %2", url().prettyUrl(), reason ) );
}
}
}
void Part::setWindowTitleFromDocument()
{
// If 'DocumentTitle' should be used, check if the document has one. If
// either case is false, use the file name.
QString title = Okular::Settings::displayDocumentNameOrPath() == Okular::Settings::EnumDisplayDocumentNameOrPath::Path ? realUrl().pathOrUrl() : realUrl().fileName();
if ( Okular::Settings::displayDocumentTitle() )
{
const QString docTitle = m_document->metaData( "DocumentTitle" ).toString();
if ( !docTitle.isEmpty() && !docTitle.trimmed().isEmpty() )
{
title = docTitle;
}
}
emit setWindowCaption( title );
}
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() );
if( m_embedMode == ViewerWidgetMode )
{
dialog->setCaption( i18n( "Configure Viewer Backends" ) );
}
else
{
dialog->setCaption( i18n( "Configure Backends" ) );
}
m_document->fillConfigDialog( dialog );
// keep us informed when the user changes settings
connect( dialog, SIGNAL(settingsChanged(QString)), this, SLOT(slotNewGeneratorConfig()) );
dialog->show();
}
void Part::notifySetup( const QVector< Okular::Page * > & /*pages*/, int setupFlags )
{
if ( !( setupFlags & Okular::DocumentObserver::DocumentChanged ) )
return;
rebuildBookmarkMenu();
updateAboutBackendAction();
m_findBar->resetSearch();
m_searchWidget->setEnabled( m_document->supportsSearching() );
}
void Part::notifyViewportChanged( bool /*smoothMove*/ )
{
updateViewActions();
}
void Part::notifyPageChanged( int page, int flags )
{
if ( flags & Okular::DocumentObserver::NeedSaveAs )
setModified();
if ( !(flags & Okular::DocumentObserver::Bookmark ) )
return;
rebuildBookmarkMenu();
if ( page == m_document->viewport().pageNumber )
updateBookmarksActions();
}
void Part::goToPage(uint i)
{
if ( i <= m_document->pages() )
m_document->setViewportPage( i - 1 );
}
void Part::openDocument( const QString &doc )
{
openUrl( KUrl( doc ) );
}
uint Part::pages()
{
return m_document->pages();
}
uint Part::currentPage()
{
return m_document->pages() ? m_document->currentPage() + 1 : 0;
}
QString Part::currentDocument()
{
return m_document->currentDocument().pathOrUrl();
}
QString Part::documentMetaData( const QString &metaData ) const
{
const Okular::DocumentInfo * info = m_document->documentInfo();
if ( info )
{
QDomElement docElement = info->documentElement();
for ( QDomNode node = docElement.firstChild(); !node.isNull(); node = node.nextSibling() )
{
const QDomElement element = node.toElement();
if ( metaData.compare( element.tagName(), Qt::CaseInsensitive ) == 0 )
return element.attribute( "value" );
}
}
return QString();
}
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();
setLocalFilePath( url.toLocalFile() );
QStringList args;
QProcess *p = new QProcess();
args << url.toLocalFile() << m_temporaryLocalFile;
m_pageView->displayMessage(i18n("Importing PS file as PDF (this may take a while)..."));
connect(p, SIGNAL(finished(int,QProcess::ExitStatus)), this, SLOT(psTransformEnded(int,QProcess::ExitStatus)));
p->start(app, args);
return true;
}
m_temporaryLocalFile.clear();
return false;
}
static void addFileToWatcher( KDirWatch *watcher, const QString &filePath)
{
if ( !watcher->contains( filePath ) ) watcher->addFile(filePath);
const QFileInfo fi(filePath);
if ( !watcher->contains( fi.absolutePath() ) ) watcher->addDir(fi.absolutePath());
if ( fi.isSymLink() ) watcher->addFile( fi.readLink() );
}
bool Part::openFile()
{
KMimeType::Ptr mime;
QString fileNameToOpen = localFilePath();
const bool isstdin = url().isLocalFile() && url().fileName( KUrl::ObeyTrailingSlash ) == QLatin1String( "-" );
const QFileInfo fileInfo( fileNameToOpen );
if ( !isstdin && !fileInfo.exists() )
return false;
if ( !arguments().mimeType().isEmpty() )
{
mime = KMimeType::mimeType( arguments().mimeType() );
}
if ( !mime )
{
mime = KMimeType::findByPath( fileNameToOpen );
}
bool isCompressedFile = false;
bool uncompressOk = true;
QString compressedMime = compressedMimeFor( mime->name() );
if ( compressedMime.isEmpty() )
compressedMime = compressedMimeFor( mime->parentMimeType() );
if ( !compressedMime.isEmpty() )
{
isCompressedFile = true;
uncompressOk = handleCompressed( fileNameToOpen, localFilePath(), compressedMime );
mime = KMimeType::findByPath( fileNameToOpen );
}
bool ok = false;
isDocumentArchive = false;
if ( uncompressOk )
{
if ( mime->is( "application/vnd.kde.okular-archive" ) )
{
ok = m_document->openDocumentArchive( fileNameToOpen, url() );
isDocumentArchive = true;
}
else
{
ok = m_document->openDocument( fileNameToOpen, url(), mime );
}
}
bool canSearch = m_document->supportsSearching();
// update one-time actions
emit enableCloseAction( ok );
m_find->setEnabled( ok && canSearch );
m_findNext->setEnabled( ok && canSearch );
m_findPrev->setEnabled( ok && canSearch );
if( m_saveAs ) m_saveAs->setEnabled( ok && (m_document->canSaveChanges() || isDocumentArchive) );
if( m_saveCopyAs ) m_saveCopyAs->setEnabled( ok );
emit enablePrintAction( ok && m_document->printingSupport() != Okular::Document::NoPrinting );
m_printPreview->setEnabled( ok && m_document->printingSupport() != Okular::Document::NoPrinting );
m_showProperties->setEnabled( ok );
bool hasEmbeddedFiles = ok && m_document->embeddedFiles() && m_document->embeddedFiles()->count() > 0;
if ( m_showEmbeddedFiles ) m_showEmbeddedFiles->setEnabled( hasEmbeddedFiles );
m_topMessage->setVisible( hasEmbeddedFiles );
// Warn the user that XFA forms are not supported yet (NOTE: poppler generator only)
if ( ok && m_document->metaData( "HasUnsupportedXfaForm" ).toBool() == true )
{
m_formsMessage->setup( i18n( "This document has XFA forms, which are currently <b>unsupported</b>." ), KIcon( "dialog-warning" ) );
m_formsMessage->setVisible( true );
}
// m_pageView->toggleFormsAction() may be null on dummy mode
else if ( ok && m_pageView->toggleFormsAction() && m_pageView->toggleFormsAction()->isEnabled() )
{
m_formsMessage->setup( i18n( "This document has forms. Click on the button to interact with them, or use View -> Show Forms." ) );
m_formsMessage->setVisible( true );
}
else
{
m_formsMessage->setVisible( false );
}
if ( m_showPresentation ) m_showPresentation->setEnabled( ok );
if ( ok )
{
if ( m_exportAs )
{
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 )
{
menu->addAction( actionForExportFormat( *it ) );
}
}
if ( isCompressedFile )
{
m_realUrl = url();
}
#ifdef OKULAR_KEEP_FILE_OPEN
if ( keepFileOpen() )
m_keeper->open( fileNameToOpen );
#endif
}
if ( m_exportAsText ) m_exportAsText->setEnabled( ok && m_document->canExportToText() );
if ( m_exportAsDocArchive ) m_exportAsDocArchive->setEnabled( ok );
if ( m_exportAs ) m_exportAs->setEnabled( ok );
// update viewing actions
updateViewActions();
m_fileWasRemoved = false;
if ( !ok )
{
// if can't open document, update windows so they display blank contents
m_pageView->viewport()->update();
m_thumbnailList->update();
setUrl( KUrl() );
return false;
}
// set the file to the fileWatcher
if ( url().isLocalFile() )
{
addFileToWatcher( m_watcher, localFilePath() );
}
// if the 'OpenTOC' flag is set, open the TOC
if ( m_document->metaData( "OpenTOC" ).toBool() && m_sidebar->isItemEnabled( 0 ) && !m_sidebar->isCollapsed() )
{
const bool sidebarVisible = m_sidebar->isSidebarVisible();
m_sidebar->setCurrentIndex( 0 );
m_sidebar->setSidebarVisibility( sidebarVisible );
}
// if the 'StartFullScreen' flag is set, or the command line flag was
// specified, start presentation
if ( m_document->metaData( "StartFullScreen" ).toBool() || m_cliPresentation )
{
bool goAheadWithPresentationMode = true;
if ( !m_cliPresentation )
{
const QString text = i18n( "The document requested to be launched in presentation mode.\n"
"Do you want to allow it?" );
const QString caption = i18n( "Presentation Mode" );
const KGuiItem yesItem = KGuiItem( i18n( "Allow" ), "dialog-ok", i18n( "Allow the presentation mode" ) );
const KGuiItem noItem = KGuiItem( i18n( "Do Not Allow" ), "process-stop", i18n( "Do not allow the presentation mode" ) );
const int result = KMessageBox::questionYesNo( widget(), text, caption, yesItem, noItem );
if ( result == KMessageBox::No )
goAheadWithPresentationMode = false;
}
m_cliPresentation = false;
if ( goAheadWithPresentationMode )
QMetaObject::invokeMethod( this, "slotShowPresentation", Qt::QueuedConnection );
}
m_generatorGuiClient = factory() ? m_document->guiClient() : 0;
if ( m_generatorGuiClient )
factory()->addClient( m_generatorGuiClient );
return true;
}
bool Part::openUrl(const KUrl &_url)
{
// Close current document if any
if ( !closeUrl() )
return false;
KUrl url( _url );
if ( url.hasHTMLRef() )
{
const QString dest = url.htmlRef();
bool ok = true;
const int page = dest.toInt( &ok );
if ( ok )
{
Okular::DocumentViewport vp( page - 1 );
vp.rePos.enabled = true;
vp.rePos.normalizedX = 0;
vp.rePos.normalizedY = 0;
vp.rePos.pos = Okular::DocumentViewport::TopLeft;
m_document->setNextDocumentViewport( vp );
}
else
{
m_document->setNextDocumentDestination( dest );
}
url.setHTMLRef( QString() );
}
// this calls in sequence the 'closeUrl' and 'openFile' methods
bool openOk = KParts::ReadWritePart::openUrl( url );
if ( openOk )
{
m_viewportDirty.pageNumber = -1;
setWindowTitleFromDocument();
}
else
{
KMessageBox::error( widget(), i18n("Could not open %1", url.pathOrUrl() ) );
}
return openOk;
}
bool Part::queryClose()
{
if ( !isReadWrite() || !isModified() )
return true;
const int res = KMessageBox::warningYesNoCancel( widget(),
i18n( "Do you want to save your annotation changes or discard them?" ),
i18n( "Close Document" ),
KStandardGuiItem::saveAs(),
KStandardGuiItem::discard() );
switch ( res )
{
case KMessageBox::Yes: // Save as
slotSaveFileAs();
return !isModified(); // Only allow closing if file was really saved
case KMessageBox::No: // Discard
return true;
default: // Cancel
return false;
}
}
bool Part::closeUrl(bool promptToSave)
{
if ( promptToSave && !queryClose() )
return false;
setModified( false );
if (!m_temporaryLocalFile.isNull() && m_temporaryLocalFile != localFilePath())
{
QFile::remove( m_temporaryLocalFile );
m_temporaryLocalFile.clear();
}
slotHidePresentation();
emit enableCloseAction( false );
m_find->setEnabled( false );
m_findNext->setEnabled( false );
m_findPrev->setEnabled( false );
if( m_saveAs ) m_saveAs->setEnabled( false );
if( m_saveCopyAs ) m_saveCopyAs->setEnabled( false );
m_printPreview->setEnabled( false );
m_showProperties->setEnabled( false );
if ( m_showEmbeddedFiles ) m_showEmbeddedFiles->setEnabled( false );
if ( m_exportAs ) m_exportAs->setEnabled( false );
if ( m_exportAsText ) m_exportAsText->setEnabled( false );
if ( m_exportAsDocArchive ) m_exportAsDocArchive->setEnabled( false );
m_exportFormats.clear();
if ( m_exportAs )
{
QMenu *menu = m_exportAs->menu();
QList<QAction*> acts = menu->actions();
int num = acts.count();
for ( int i = 2; i < num; ++i )
{
menu->removeAction( acts.at(i) );
delete acts.at(i);
}
}
if ( m_showPresentation ) m_showPresentation->setEnabled( false );
emit setWindowCaption("");
emit enablePrintAction(false);
m_realUrl = KUrl();
if ( url().isLocalFile() )
{
m_watcher->removeFile( localFilePath() );
QFileInfo fi(localFilePath());
m_watcher->removeDir( fi.absolutePath() );
if ( fi.isSymLink() ) m_watcher->removeFile( fi.readLink() );
}
m_fileWasRemoved = false;
if ( m_generatorGuiClient )
factory()->removeClient( m_generatorGuiClient );
m_generatorGuiClient = 0;
m_document->closeDocument();
updateViewActions();
delete m_tempfile;
m_tempfile = 0;
if ( widget() )
{
m_searchWidget->clearText();
m_topMessage->setVisible( false );
m_formsMessage->setVisible( false );
}
#ifdef OKULAR_KEEP_FILE_OPEN
m_keeper->close();
#endif
bool r = KParts::ReadWritePart::closeUrl();
setUrl(KUrl());
return r;
}
bool Part::closeUrl()
{
return closeUrl( true );
}
void Part::guiActivateEvent(KParts::GUIActivateEvent *event)
{
updateViewActions();
KParts::ReadWritePart::guiActivateEvent(event);
}
void Part::close()
{
if ( m_embedMode == NativeShellMode )
{
closeUrl();
}
else KMessageBox::information( widget(), i18n( "This link points to a close document action that does not work when using the embedded viewer." ), QString(), "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(), "warnNoQuitIfNotInOkular" );
}
void Part::slotShowLeftPanel()
{
bool showLeft = m_showLeftPanel->isChecked();
Okular::Settings::setShowLeftPanel( showLeft );
Okular::Settings::self()->writeConfig();
// show/hide left panel
m_sidebar->setSidebarVisibility( showLeft );
}
void Part::slotShowBottomBar()
{
const bool showBottom = m_showBottomBar->isChecked();
Okular::Settings::setShowBottomBar( showBottom );
Okular::Settings::self()->writeConfig();
// show/hide bottom bar
m_bottomBar->setVisible( showBottom );
}
void Part::slotFileDirty( const QString& path )
{
// 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 ( path == localFilePath() )
{
// Only start watching the file in case if it wasn't removed
if (QFile::exists(localFilePath()))
m_dirtyHandler->start( 750 );
else
m_fileWasRemoved = true;
}
else
{
const QFileInfo fi(localFilePath());
if ( fi.absolutePath() == path )
{
// Our parent has been dirtified
if (!QFile::exists(localFilePath()))
{
m_fileWasRemoved = true;
}
else if (m_fileWasRemoved && QFile::exists(localFilePath()))
{
// we need to watch the new file
m_watcher->removeFile(localFilePath());
m_watcher->addFile(localFilePath());
m_dirtyHandler->start( 750 );
}
}
else if ( fi.isSymLink() )
{
if ( QFile::exists( fi.readLink() ))
m_dirtyHandler->start( 750 );
else
m_fileWasRemoved = true;
}
}
}
void Part::slotDoFileDirty()
{
// do the following the first time the file is reloaded
if ( m_viewportDirty.pageNumber == -1 )
{
// store the url of the current document
m_oldUrl = url();
// store the current viewport
m_viewportDirty = m_document->viewport();
// store the current toolbox pane
m_dirtyToolboxIndex = m_sidebar->currentIndex();
m_wasSidebarVisible = m_sidebar->isSidebarVisible();
m_wasSidebarCollapsed = m_sidebar->isCollapsed();
// store if presentation view was open
m_wasPresentationOpen = ((PresentationWidget*)m_presentationWidget != 0);
// store the page rotation
m_dirtyPageRotation = m_document->rotation();
// inform the user about the operation in progress
m_pageView->displayMessage( i18n("Reloading the document...") );
}
// close and (try to) reopen the document
if ( !closeUrl() )
return;
if ( KParts::ReadWritePart::openUrl( m_oldUrl ) )
{
// 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_oldUrl = KUrl();
m_viewportDirty.pageNumber = -1;
m_document->setRotation( m_dirtyPageRotation );
if ( m_sidebar->currentIndex() != m_dirtyToolboxIndex && m_sidebar->isItemEnabled( m_dirtyToolboxIndex )
&& !m_sidebar->isCollapsed() )
{
m_sidebar->setCurrentIndex( m_dirtyToolboxIndex );
}
if ( m_sidebar->isSidebarVisible() != m_wasSidebarVisible )
{
m_sidebar->setSidebarVisibility( m_wasSidebarVisible );
}
if ( m_sidebar->isCollapsed() != m_wasSidebarCollapsed )
{
m_sidebar->setCollapsed( m_wasSidebarCollapsed );
}
if (m_wasPresentationOpen) slotShowPresentation();
emit enablePrintAction(true && m_document->printingSupport() != Okular::Document::NoPrinting);
}
else
{
// start watching the file again (since we dropped it on close)
addFileToWatcher( m_watcher, localFilePath() );
m_dirtyHandler->start( 750 );
}
}
void Part::updateViewActions()
{
bool opened = m_document->pages() > 0;
if ( opened )
{
m_gotoPage->setEnabled( m_document->pages() > 1 );
// Check if you are at the beginning or not
if (m_document->currentPage() != 0)
{
m_beginningOfDocument->setEnabled( true );
m_prevPage->setEnabled( true );
}
else
{
if (m_pageView->verticalScrollBar()->value() != 0)
{
// The page isn't at the very beginning
m_beginningOfDocument->setEnabled( true );
}
else
{
// The page is at the very beginning of the document
m_beginningOfDocument->setEnabled( false );
}
// The document is at the first page, you can go to a page before
m_prevPage->setEnabled( false );
}
if (m_document->pages() == m_document->currentPage() + 1 )
{
// If you are at the end, disable go to next page
m_nextPage->setEnabled( false );
if (m_pageView->verticalScrollBar()->value() == m_pageView->verticalScrollBar()->maximum())
{
// If you are the end of the page of the last document, you can't go to the last page
m_endOfDocument->setEnabled( false );
}
else
{
// Otherwise you can move to the endif
m_endOfDocument->setEnabled( true );
}
}
else
{
// If you are not at the end, enable go to next page
m_nextPage->setEnabled( true );
m_endOfDocument->setEnabled( true );
}
if (m_historyBack) m_historyBack->setEnabled( !m_document->historyAtBegin() );
if (m_historyNext) m_historyNext->setEnabled( !m_document->historyAtEnd() );
m_reload->setEnabled( true );
if (m_copy) m_copy->setEnabled( true );
if (m_selectAll) m_selectAll->setEnabled( true );
}
else
{
m_gotoPage->setEnabled( false );
m_beginningOfDocument->setEnabled( false );
m_endOfDocument->setEnabled( false );
m_prevPage->setEnabled( false );
m_nextPage->setEnabled( false );
if (m_historyBack) m_historyBack->setEnabled( false );
if (m_historyNext) m_historyNext->setEnabled( false );
m_reload->setEnabled( false );
if (m_copy) m_copy->setEnabled( false );
if (m_selectAll) m_selectAll->setEnabled( false );
}
if ( factory() )
{
QWidget *menu = factory()->container("menu_okular_part_viewer", this);
if (menu) menu->setEnabled( opened );
menu = factory()->container("view_orientation", this);
if (menu) menu->setEnabled( opened );
}
emit viewerMenuStateChange( opened );
updateBookmarksActions();
}
void Part::updateBookmarksActions()
{
bool opened = m_document->pages() > 0;
if ( opened )
{
m_addBookmark->setEnabled( true );
if ( m_document->bookmarkManager()->isBookmarked( m_document->viewport() ) )
{
m_addBookmark->setText( i18n( "Remove Bookmark" ) );
m_addBookmark->setIcon( KIcon( "edit-delete-bookmark" ) );
m_renameBookmark->setEnabled( true );
}
else
{
m_addBookmark->setText( m_addBookmarkText );
m_addBookmark->setIcon( m_addBookmarkIcon );
m_renameBookmark->setEnabled( false );
}
}
else
{
m_addBookmark->setEnabled( false );
m_addBookmark->setText( m_addBookmarkText );
m_addBookmark->setIcon( m_addBookmarkIcon );
m_renameBookmark->setEnabled( false );
}
}
void Part::enableTOC(bool enable)
{
m_sidebar->setItemEnabled(0, enable);
}
void Part::slotRebuildBookmarkMenu()
{
rebuildBookmarkMenu();
}
void Part::slotShowFindBar()
{
m_findBar->show();
m_findBar->focusAndSetCursor();
m_closeFindBar->setShortcut( QKeySequence( Qt::Key_Escape ) );
}
void Part::slotHideFindBar()
{
if ( m_findBar->maybeHide() )
{
m_pageView->setFocus();
m_closeFindBar->setShortcut( QKeySequence( /* None */ ) );
}
}
//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);
e1->setSliderEnabled(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 );
m_beginningOfDocument->setEnabled( false );
}
}
void Part::slotGotoLast()
{
if ( m_document->isOpened() )
{
DocumentViewport endPage(m_document->pages() -1 );
endPage.rePos.enabled = true;
endPage.rePos.normalizedX = 0;
endPage.rePos.normalizedY = 1;
endPage.rePos.pos = Okular::DocumentViewport::TopLeft;
m_document->setViewport(endPage);
m_endOfDocument->setEnabled(false);
}
}
void Part::slotHistoryBack()
{
m_document->setPrevViewport();
}
void Part::slotHistoryNext()
{
m_document->setNextViewport();
}
void Part::slotAddBookmark()
{
DocumentViewport vp = m_document->viewport();
if ( m_document->bookmarkManager()->isBookmarked( vp ) )
{
m_document->bookmarkManager()->removeBookmark( vp );
}
else
{
m_document->bookmarkManager()->addBookmark( vp );
}
}
void Part::slotRenameBookmark( const DocumentViewport &viewport )
{
Q_ASSERT(m_document->bookmarkManager()->isBookmarked( viewport ));
if ( m_document->bookmarkManager()->isBookmarked( viewport ) )
{
KBookmark bookmark = m_document->bookmarkManager()->bookmark( viewport );
const QString newName = KInputDialog::getText( i18n( "Rename Bookmark" ), i18n( "Enter the new name of the bookmark:" ), bookmark.fullText(), 0, widget());
if (!newName.isEmpty())
{
m_document->bookmarkManager()->renameBookmark(&bookmark, newName);
}
}
}
void Part::slotRenameBookmarkFromMenu()
{
QAction *action = dynamic_cast<QAction *>(sender());
Q_ASSERT( action );
if ( action )
{
DocumentViewport vp( action->data().toString() );
slotRenameBookmark( vp );
}
}
void Part::slotRenameCurrentViewportBookmark()
{
slotRenameBookmark( m_document->viewport() );
}
void Part::slotAboutToShowContextMenu(KMenu * /*menu*/, QAction *action, QMenu *contextMenu)
{
const QList<QAction*> actions = contextMenu->findChildren<QAction*>("OkularPrivateRenameBookmarkActions");
foreach(QAction *a, actions)
{
contextMenu->removeAction(a);
delete a;
}
KBookmarkAction *ba = dynamic_cast<KBookmarkAction*>(action);
if (ba != NULL)
{
QAction *separatorAction = contextMenu->addSeparator();
separatorAction->setObjectName("OkularPrivateRenameBookmarkActions");
QAction *renameAction = contextMenu->addAction( KIcon( "edit-rename" ), i18n( "Rename this Bookmark" ), this, SLOT(slotRenameBookmarkFromMenu()) );
renameAction->setData(ba->property("htmlRef").toString());
renameAction->setObjectName("OkularPrivateRenameBookmarkActions");
}
}
void Part::slotPreviousBookmark()
{
const KBookmark bookmark = m_document->bookmarkManager()->previousBookmark( m_document->viewport() );
if ( !bookmark.isNull() )
{
DocumentViewport vp( bookmark.url().htmlRef() );
m_document->setViewport( vp );
}
}
void Part::slotNextBookmark()
{
const KBookmark bookmark = m_document->bookmarkManager()->nextBookmark( m_document->viewport() );
if ( !bookmark.isNull() )
{
DocumentViewport vp( bookmark.url().htmlRef() );
m_document->setViewport( vp );
}
}
void Part::slotFind()
{
// when in presentation mode, there's already a search bar, taking care of
// the 'find' requests
if ( (PresentationWidget*)m_presentationWidget != 0 )
{
m_presentationWidget->slotFind();
}
else
{
slotShowFindBar();
}
}
void Part::slotFindNext()
{
if (m_findBar->isHidden())
slotShowFindBar();
else
m_findBar->findNext();
}
void Part::slotFindPrev()
{
if (m_findBar->isHidden())
slotShowFindBar();
else
m_findBar->findPrev();
}
bool Part::saveFile()
{
kDebug() << "Okular part doesn't support saving the file in the location from which it was opened";
return false;
}
void Part::slotSaveFileAs()
{
if ( m_embedMode == PrintPreviewMode )
return;
/* Show a warning before saving if the generator can't save annotations,
* unless we are going to save a .okular archive. */
if ( !isDocumentArchive && !m_document->canSaveChanges( Document::SaveAnnotationsCapability ) )
{
/* Search local annotations */
bool containsLocalAnnotations = false;
const int pagecount = m_document->pages();
for ( int pageno = 0; pageno < pagecount; ++pageno )
{
const Okular::Page *page = m_document->page( pageno );
foreach ( const Okular::Annotation *ann, page->annotations() )
{
if ( !(ann->flags() & Okular::Annotation::External) )
{
containsLocalAnnotations = true;
break;
}
}
if ( containsLocalAnnotations )
break;
}
/* Don't show it if there are no local annotations */
if ( containsLocalAnnotations )
{
int res = KMessageBox::warningContinueCancel( widget(), "Your annotations will not be exported.\nYou can export the annotated document using File -> Export As -> Document Archive" );
if ( res != KMessageBox::Continue )
return; // Canceled
}
}
KUrl saveUrl = KFileDialog::getSaveUrl( KUrl("kfiledialog:///okular/" + url().fileName()),
QString(), widget(), QString(),
KFileDialog::ConfirmOverwrite );
if ( !saveUrl.isValid() || saveUrl.isEmpty() )
return;
saveAs( saveUrl );
}
bool Part::saveAs( const KUrl & saveUrl )
{
KTemporaryFile tf;
QString fileName;
if ( !tf.open() )
{
KMessageBox::information( widget(), i18n("Could not open the temporary file for saving." ) );
return false;
}
fileName = tf.fileName();
tf.close();
QString errorText;
bool saved;
if ( isDocumentArchive )
saved = m_document->saveDocumentArchive( fileName );
else
saved = m_document->saveChanges( fileName, &errorText );
if ( !saved )
{
if (errorText.isEmpty())
{
KMessageBox::information( widget(), i18n("File could not be saved in '%1'. Try to save it to another location.", fileName ) );
}
else
{
KMessageBox::information( widget(), i18n("File could not be saved in '%1'. %2", fileName, errorText ) );
}
return false;
}
KIO::Job *copyJob = KIO::file_copy( fileName, saveUrl, -1, KIO::Overwrite );
if ( !KIO::NetAccess::synchronousRun( copyJob, widget() ) )
{
KMessageBox::information( widget(), i18n("File could not be saved in '%1'. Try to save it to another location.", saveUrl.prettyUrl() ) );
return false;
}
setModified( false );
return true;
}
void Part::slotSaveCopyAs()
{
if ( m_embedMode == PrintPreviewMode )
return;
KUrl saveUrl = KFileDialog::getSaveUrl( KUrl("kfiledialog:///okular/" + url().fileName()),
QString(), widget(), QString(),
KFileDialog::ConfirmOverwrite );
if ( saveUrl.isValid() && !saveUrl.isEmpty() )
{
// make use of the already downloaded (in case of remote URLs) file,
// no point in downloading that again
KUrl srcUrl = KUrl::fromPath( localFilePath() );
KTemporaryFile * tempFile = 0;
// duh, our local file disappeared...
if ( !QFile::exists( localFilePath() ) )
{
if ( url().isLocalFile() )
{
#ifdef OKULAR_KEEP_FILE_OPEN
// local file: try to get it back from the open handle on it
if ( ( tempFile = m_keeper->copyToTemporary() ) )
srcUrl = KUrl::fromPath( tempFile->fileName() );
#else
const QString msg = i18n( "Okular cannot copy %1 to the specified location.\n\nThe document does not exist anymore.", localFilePath() );
KMessageBox::sorry( widget(), msg );
return;
#endif
}
else
{
// we still have the original remote URL of the document,
// so copy the document from there
srcUrl = url();
}
}
KIO::Job *copyJob = KIO::file_copy( srcUrl, saveUrl, -1, KIO::Overwrite );
if ( !KIO::NetAccess::synchronousRun( copyJob, widget() ) )
KMessageBox::information( widget(), i18n("File could not be saved in '%1'. Try to save it to another location.", saveUrl.prettyUrl() ) );
delete tempFile;
}
}
void Part::slotGetNewStuff()
{
#if 0
KNS::Engine engine(widget());
engine.init( "okular.knsrc" );
// show the modal dialog over pageview and execute it
KNS::Entry::List entries = engine.downloadDialogModal( m_pageView );
Q_UNUSED( entries )
#endif
}
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(), m_embedMode );
// keep us informed when the user changes settings
connect( dialog, SIGNAL(settingsChanged(QString)), this, SLOT(slotNewConfig()) );
dialog->show();
}
void Part::slotNewConfig()
{
// Apply settings here. A good policy is to check whether the setting has
// changed before applying changes.
// Watch File
setWatchFileModeEnabled(Okular::Settings::watchFile());
// Main View (pageView)
m_pageView->reparseConfig();
// update document settings
m_document->reparseConfig();
// update TOC settings
if ( m_sidebar->isItemEnabled(0) )
m_toc->reparseConfig();
// update ThumbnailList contents
if ( Okular::Settings::showLeftPanel() && !m_thumbnailList->isHidden() )
m_thumbnailList->updateWidgets();
// update Reviews settings
if ( m_sidebar->isItemEnabled(2) )
m_reviewsWidget->reparseConfig();
setWindowTitleFromDocument ();
}
void Part::slotNewGeneratorConfig()
{
// Apply settings here. A good policy is to check whether the setting has
// changed before applying changes.
// NOTE: it's not needed to reload the configuration of the Document,
// the Document itself will take care of that
// Main View (pageView)
m_pageView->reparseConfig();
// update TOC settings
if ( m_sidebar->isItemEnabled(0) )
m_toc->reparseConfig();
// update ThumbnailList contents
if ( Okular::Settings::showLeftPanel() && !m_thumbnailList->isHidden() )
m_thumbnailList->updateWidgets();
// update Reviews settings
if ( m_sidebar->isItemEnabled(2) )
m_reviewsWidget->reparseConfig();
}
void Part::slotPrintPreview()
{
if (m_document->pages() == 0) return;
QPrinter printer;
// Native printing supports KPrintPreview, Postscript needs to use FilePrinterPreview
if ( m_document->printingSupport() == Okular::Document::NativePrinting )
{
KPrintPreview previewdlg( &printer, widget() );
setupPrint( printer );
doPrint( printer );
previewdlg.exec();
}
else
{
// Generate a temp filename for Print to File, then release the file so generator can write to it
KTemporaryFile tf;
tf.setAutoRemove( true );
tf.setSuffix( ".ps" );
tf.open();
printer.setOutputFileName( tf.fileName() );
tf.close();
setupPrint( printer );
doPrint( printer );
if ( QFile::exists( printer.outputFileName() ) )
{
Okular::FilePrinterPreview previewdlg( printer.outputFileName(), widget() );
previewdlg.exec();
}
}
}
void Part::slotShowMenu(const Okular::Page *page, const QPoint &point)
{
if ( m_embedMode == PrintPreviewMode )
return;
bool reallyShow = false;
if (!m_actionsSearched)
{
// the quest for options_show_menubar
KActionCollection *ac;
QAction *act;
if (factory())
{
const 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->bookmarkManager()->isBookmarked( m_document->viewport() ) )
removeBookmark = popup->addAction( KIcon("edit-delete-bookmark"), i18n("Remove Bookmark") );
else
addBookmark = popup->addAction( KIcon("bookmark-new"), i18n("Add Bookmark") );
if ( m_pageView->canFitPageWidth() )
fitPageWidth = popup->addAction( KIcon("zoom-fit-best"), i18n("Fit Width") );
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("document-save"), 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->bookmarkManager()->addBookmark( m_document->viewport() );
else if (res == removeBookmark) m_document->bookmarkManager()->removeBookmark( m_document->viewport() );
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, actionCollection() );
}
}
void Part::slotHidePresentation()
{
if ( m_presentationWidget )
delete (PresentationWidget*) m_presentationWidget;
}
void Part::slotTogglePresentation()
{
if ( m_document->isOpened() )
{
if ( !m_presentationWidget )
m_presentationWidget = new PresentationWidget( widget(), m_document, actionCollection() );
else delete (PresentationWidget*) m_presentationWidget;
}
}
void Part::reload()
{
if ( m_document->isOpened() )
{
slotReload();
}
}
void Part::slotAboutBackend()
{
const KComponentData *data = m_document->componentData();
if ( !data )
return;
KAboutData aboutData( *data->aboutData() );
if ( aboutData.programIconName().isEmpty() || aboutData.programIconName() == aboutData.appName() )
{
if ( const Okular::DocumentInfo *documentInfo = m_document->documentInfo() )
{
const QString mimeTypeName = documentInfo->get("mimeType");
if ( !mimeTypeName.isEmpty() )
{
if ( KMimeType::Ptr type = KMimeType::mimeType( mimeTypeName ) )
aboutData.setProgramIconName( type->iconName() );
}
}
}
KAboutApplicationDialog dlg( &aboutData, widget() );
dlg.exec();
}
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;
switch ( id )
{
case 0:
filter = "text/plain";
break;
case 1:
filter = "application/vnd.kde.okular-archive";
break;
default:
filter = m_exportFormats.at( id - 2 ).mimeType()->name();
break;
}
QString fileName = KFileDialog::getSaveFileName( url().isLocalFile() ? url().directory() : QString(),
filter, widget(), QString(),
KFileDialog::ConfirmOverwrite );
if ( !fileName.isEmpty() )
{
bool saved = false;
switch ( id )
{
case 0:
saved = m_document->exportToText( fileName );
break;
case 1:
saved = m_document->saveDocumentArchive( fileName );
break;
default:
saved = m_document->exportTo( fileName, m_exportFormats.at( id - 2 ) );
break;
}
if ( !saved )
KMessageBox::information( widget(), i18n("File could not be saved in '%1'. Try to save it to another location.", fileName ) );
}
}
void Part::slotReload()
{
// stop the dirty handler timer, otherwise we may conflict with the
// auto-refresh system
m_dirtyHandler->stop();
slotDoFileDirty();
}
void Part::slotPrint()
{
if (m_document->pages() == 0) return;
#ifdef Q_WS_WIN
QPrinter printer(QPrinter::HighResolution);
#else
QPrinter printer;
#endif
QPrintDialog *printDialog = 0;
QWidget *printConfigWidget = 0;
// Must do certain QPrinter setup before creating QPrintDialog
setupPrint( printer );
// Create the Print Dialog with extra config widgets if required
if ( m_document->canConfigurePrinter() )
{
printConfigWidget = m_document->printConfigurationWidget();
}
if ( printConfigWidget )
{
printDialog = KdePrint::createPrintDialog( &printer, QList<QWidget*>() << printConfigWidget, widget() );
}
else
{
printDialog = KdePrint::createPrintDialog( &printer, widget() );
}
if ( printDialog )
{
// Set the available Print Range
printDialog->setMinMax( 1, m_document->pages() );
printDialog->setFromTo( 1, m_document->pages() );
// If the user has bookmarked pages for printing, then enable Selection
if ( !m_document->bookmarkedPageRange().isEmpty() )
{
printDialog->addEnabledOption( QAbstractPrintDialog::PrintSelection );
}
// If the Document type doesn't support print to both PS & PDF then disable the Print Dialog option
if ( printDialog->isOptionEnabled( QAbstractPrintDialog::PrintToFile ) &&
!m_document->supportsPrintToFile() )
{
printDialog->setEnabledOptions( printDialog->enabledOptions() ^ QAbstractPrintDialog::PrintToFile );
}
#if QT_VERSION >= KDE_MAKE_VERSION(4,7,0)
// Enable the Current Page option in the dialog.
if ( m_document->pages() > 1 && currentPage() > 0 )
{
printDialog->setOption( QAbstractPrintDialog::PrintCurrentPage );
}
#endif
if ( printDialog->exec() )
doPrint( printer );
delete printDialog;
}
}
void Part::setupPrint( QPrinter &printer )
{
printer.setOrientation(m_document->orientation());
// title
QString title = m_document->metaData( "DocumentTitle" ).toString();
if ( title.isEmpty() )
{
title = m_document->currentDocument().fileName();
}
if ( !title.isEmpty() )
{
printer.setDocName( title );
}
}
void Part::doPrint(QPrinter &printer)
{
if (!m_document->isAllowed(Okular::AllowPrint))
{
KMessageBox::error(widget(), i18n("Printing this document is not allowed."));
return;
}
if (!m_document->print(printer))
{
const QString error = m_document->printError();
if (error.isEmpty())
{
KMessageBox::error(widget(), i18n("Could not print the document. Unknown error. Please report to bugs.kde.org"));
}
else
{
KMessageBox::error(widget(), i18n("Could not print the document. Detailed error is \"%1\". Please report to bugs.kde.org", error));
}
}
}
void Part::restoreDocument(const KConfigGroup &group)
{
KUrl url ( group.readPathEntry( "URL", QString() ) );
if ( url.isValid() )
{
QString viewport = group.readEntry( "Viewport" );
if (!viewport.isEmpty()) m_document->setNextDocumentViewport( Okular::DocumentViewport( viewport ) );
openUrl( url );
}
}
void Part::saveDocumentRestoreInfo(KConfigGroup &group)
{
group.writePathEntry( "URL", url().url() );
group.writeEntry( "Viewport", m_document->viewport().toString() );
}
void Part::psTransformEnded(int exit, QProcess::ExitStatus status)
{
Q_UNUSED( exit )
if ( status != QProcess::NormalExit )
return;
QProcess *senderobj = sender() ? qobject_cast< QProcess * >( sender() ) : 0;
if ( senderobj )
{
senderobj->close();
senderobj->deleteLater();
}
setLocalFilePath( m_temporaryLocalFile );
openUrl( m_temporaryLocalFile );
m_temporaryLocalFile.clear();
}
void Part::unsetDummyMode()
{
if ( m_embedMode == PrintPreviewMode )
return;
m_sidebar->setItemEnabled( 2, true );
m_sidebar->setItemEnabled( 3, true );
m_sidebar->setSidebarVisibility( Okular::Settings::showLeftPanel() );
// add back and next in history
m_historyBack = KStandardAction::documentBack( this, SLOT(slotHistoryBack()), actionCollection() );
m_historyBack->setWhatsThis( i18n( "Go to the place you were before" ) );
connect(m_pageView, SIGNAL(mouseBackButtonClick()), m_historyBack, SLOT(trigger()));
m_historyNext = KStandardAction::documentForward( this, SLOT(slotHistoryNext()), actionCollection());
m_historyNext->setWhatsThis( i18n( "Go to the place you were after" ) );
connect(m_pageView, SIGNAL(mouseForwardButtonClick()), m_historyNext, SLOT(trigger()));
m_pageView->setupActions( actionCollection() );
// attach the actions of the children widgets too
m_formsMessage->setActionButton( m_pageView->toggleFormsAction() );
// ensure history actions are in the correct state
updateViewActions();
}
bool Part::handleCompressed( QString &destpath, const QString &path, const QString &compressedMimetype )
{
m_tempfile = 0;
// we are working with a compressed file, decompressing
// temporary file for decompressing
KTemporaryFile *newtempfile = new KTemporaryFile();
newtempfile->setAutoRemove(true);
if ( !newtempfile->open() )
{
KMessageBox::error( widget(),
i18n("<qt><strong>File Error!</strong> Could not create temporary file "
"<nobr><strong>%1</strong></nobr>.</qt>",
strerror(newtempfile->error())));
delete newtempfile;
return false;
}
// decompression filer
QIODevice* filterDev = KFilterDev::deviceForFile( path, compressedMimetype );
if (!filterDev)
{
delete newtempfile;
return false;
}
if ( !filterDev->open(QIODevice::ReadOnly) )
{
KMessageBox::detailedError( widget(),
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 Dolphin "
"file manager and then choose the 'Properties' tab.</qt>"));
delete filterDev;
delete newtempfile;
return false;
}
char buf[65536];
int read = 0, wrtn = 0;
while ((read = filterDev->read(buf, sizeof(buf))) > 0)
{
wrtn = newtempfile->write(buf, read);
if ( read != wrtn )
break;
}
delete filterDev;
if ((read != 0) || (newtempfile->size() == 0))
{
KMessageBox::detailedError(widget(),
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 newtempfile;
return false;
}
m_tempfile = newtempfile;
destpath = 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 KAction( 0 );
a->setText( i18n( "No Bookmarks" ) );
a->setEnabled( false );
m_bookmarkActions.append( a );
}
plugActionList( "bookmarks_currentdocument", m_bookmarkActions );
if (factory())
{
const QList<KXMLGUIClient*> clients(factory()->clients());
bool containerFound = false;
for (int i = 0; !containerFound && i < clients.size(); ++i)
{
QWidget *container = factory()->container("bookmarks", clients[i]);
if (container && container->actions().contains(m_bookmarkActions.first()))
{
Q_ASSERT(dynamic_cast<KMenu*>(container));
disconnect(container, 0, this, 0);
connect(container, SIGNAL(aboutToShowContextMenu(KMenu*,QAction*,QMenu*)), this, SLOT(slotAboutToShowContextMenu(KMenu*,QAction*,QMenu*)));
containerFound = true;
}
}
}
m_prevBookmark->setEnabled( havebookmarks );
m_nextBookmark->setEnabled( havebookmarks );
}
void Part::updateAboutBackendAction()
{
const KComponentData *data = m_document->componentData();
if ( data )
{
m_aboutBackend->setEnabled( true );
}
else
{
m_aboutBackend->setEnabled( false );
}
}
void Part::setReadWrite(bool readwrite)
{
m_document->setAnnotationEditingEnabled( readwrite );
ReadWritePart::setReadWrite( readwrite );
}
} // namespace Okular
#include "part.moc"
/* kate: replace-tabs on; indent-width 4; */
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