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part.cpp
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/***************************************************************************
* Copyright (C) 2002 by Wilco Greven <[email protected]> *
* Copyright (C) 2002 by Chris Cheney <[email protected]> *
* Copyright (C) 2002 by Malcolm Hunter <[email protected]> *
* Copyright (C) 2003-2004 by Christophe Devriese *
* <[email protected]> *
* Copyright (C) 2003 by Daniel Molkentin <[email protected]> *
* Copyright (C) 2003 by Andy Goossens <[email protected]> *
* Copyright (C) 2003 by Dirk Mueller <[email protected]> *
* Copyright (C) 2003 by Laurent Montel <[email protected]> *
* Copyright (C) 2004 by Dominique Devriese <[email protected]> *
* Copyright (C) 2004 by Christoph Cullmann <[email protected]> *
* Copyright (C) 2004 by Henrique Pinto <[email protected]> *
* Copyright (C) 2004 by Waldo Bastian <[email protected]> *
* Copyright (C) 2004-2008 by Albert Astals Cid <[email protected]> *
* Copyright (C) 2004 by Antti Markus <[email protected]> *
* Copyright (C) 2017 Klarälvdalens Datakonsult AB, a KDAB Group *
* company, [email protected]. Work sponsored by the *
* LiMux project of the city of Munich *
* *
* 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>
#include <QDialog>
#include <QDialogButtonBox>
#include <QFile>
#include <QFileDialog>
#include <QIcon>
#include <QInputDialog>
#include <QLayout>
#include <QLabel>
#include <QMenu>
#include <QTimer>
#include <QTemporaryFile>
#include <QPrinter>
#include <QPrintDialog>
#include <QPrintPreviewDialog>
#include <QScrollBar>
#include <QSlider>
#include <QSpinBox>
#include <QStandardPaths>
#include <QWidgetAction>
#include <QContextMenuEvent>
#include <KAboutApplicationDialog>
#include <KActionCollection>
#include <KBookmarkAction>
#include <KBookmarkMenu>
#include <Kdelibs4ConfigMigrator>
#include <Kdelibs4Migration>
#include <KDirWatch>
#include <KFilterBase>
#include <KFilterDev>
#include <KIO/Job>
#include <KJobWidgets>
#include <KMessageBox>
#include <KPasswordDialog>
#include <KPluginFactory>
#include <KPluginMetaData>
#include <KSharedDataCache>
#include <KStandardShortcut>
#include <KToggleAction>
#include <KToggleFullScreenAction>
#ifdef WITH_KWALLET
#include <KWallet>
#endif
#include <KXMLGUIClient>
#include <KXMLGUIFactory>
#if PURPOSE_FOUND
#include <Purpose/AlternativesModel>
#include <PurposeWidgets/Menu>
#endif
#if 0
#include <knewstuff2/engine.h>
#endif
// local includes
#include "aboutdata.h"
#include "extensions.h"
#include "ui/debug_ui.h"
#include "ui/drawingtoolactions.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 "ui/layers.h"
#include "ui/okmenutitle.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 <memory>
#ifdef OKULAR_KEEP_FILE_OPEN
class FileKeeper
{
public:
FileKeeper()
: m_handle( nullptr )
{
}
~FileKeeper()
{
}
void open( const QString & path )
{
if ( !m_handle )
m_handle = std::fopen( QFile::encodeName( path ).constData(), "r" );
}
void close()
{
if ( m_handle )
{
int ret = std::fclose( m_handle );
Q_UNUSED( ret )
m_handle = nullptr;
}
}
QTemporaryFile* copyToTemporary() const
{
if ( !m_handle )
return nullptr;
QTemporaryFile * retFile = new QTemporaryFile;
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;
};
#endif
K_PLUGIN_FACTORY(OkularPartFactory, registerPlugin<Okular::Part>();)
static QAction* actionForExportFormat( const Okular::ExportFormat& format, QObject *parent = Q_NULLPTR )
{
QAction *act = new QAction( format.description(), parent );
if ( !format.icon().isNull() )
{
act->setIcon( format.icon() );
}
return act;
}
static KFilterDev::CompressionType compressionTypeFor( const QString& mime_to_check )
{
// The compressedMimeMap is here in case you have a very old shared mime database
// that doesn't have inheritance info for things like gzeps, etc
// Otherwise the "is()" calls below are just good enough
static QHash< QString, KFilterDev::CompressionType > compressedMimeMap;
static bool supportBzip = false;
static bool supportXz = false;
const QString app_gzip( QStringLiteral( "application/x-gzip" ) );
const QString app_bzip( QStringLiteral( "application/x-bzip" ) );
const QString app_xz( QStringLiteral( "application/x-xz" ) );
if ( compressedMimeMap.isEmpty() )
{
std::unique_ptr< KFilterBase > f;
compressedMimeMap[ QLatin1String( "image/x-gzeps" ) ] = KFilterDev::GZip;
// check we can read bzip2-compressed files
f.reset( KCompressionDevice::filterForCompressionType( KCompressionDevice::BZip2 ) );
if ( f.get() )
{
supportBzip = true;
compressedMimeMap[ QLatin1String( "application/x-bzpdf" ) ] = KFilterDev::BZip2;
compressedMimeMap[ QLatin1String( "application/x-bzpostscript" ) ] = KFilterDev::BZip2;
compressedMimeMap[ QLatin1String( "application/x-bzdvi" ) ] = KFilterDev::BZip2;
compressedMimeMap[ QLatin1String( "image/x-bzeps" ) ] = KFilterDev::BZip2;
}
// check if we can read XZ-compressed files
f.reset( KCompressionDevice::filterForCompressionType( KCompressionDevice::Xz ) );
if ( f.get() )
{
supportXz = true;
}
}
QHash< QString, KFilterDev::CompressionType >::const_iterator it = compressedMimeMap.constFind( mime_to_check );
if ( it != compressedMimeMap.constEnd() )
return it.value();
QMimeDatabase db;
QMimeType mime = db.mimeTypeForName( mime_to_check );
if ( mime.isValid() )
{
if ( mime.inherits( app_gzip ) )
return KFilterDev::GZip;
else if ( supportBzip && mime.inherits( app_bzip ) )
return KFilterDev::BZip2;
else if ( supportXz && mime.inherits( app_xz ) )
return KFilterDev::Xz;
}
return KFilterDev::None;
}
static Okular::EmbedMode detectEmbedMode( QWidget *parentWidget, QObject *parent, const QVariantList &args )
{
Q_UNUSED( parentWidget );
if ( parent
&& ( parent->objectName().startsWith( QLatin1String( "okular::Shell" ) )
|| parent->objectName().startsWith( 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( QStringLiteral("=") );
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)
: KParts::ReadWritePart(parent),
m_tempfile( nullptr ), m_documentOpenWithPassword( false ), m_swapInsteadOfOpening( false ), m_isReloading( false ), m_fileWasRemoved( false ), m_showMenuBarAction( nullptr ), m_showFullScreenAction( nullptr ), m_actionsSearched( false ),
m_cliPresentation(false), m_cliPrint(false), m_cliPrintAndExit(false), m_embedMode(detectEmbedMode(parentWidget, parent, args)), m_generatorGuiClient(nullptr), m_keeper( nullptr )
{
// make sure that the component name is okular otherwise the XMLGUI .rc files are not found
// when this part is used in an application other than okular (e.g. unit tests)
setComponentName(QStringLiteral("okular"), QString());
const QLatin1String configFileName("okularpartrc");
// first, we check if a config file name has been specified
QString configFilePath = detectConfigFileName( args );
if ( configFilePath.isEmpty() )
{
configFilePath = QStandardPaths::writableLocation(QStandardPaths::ConfigLocation) + QLatin1Char('/') + configFileName;
}
// Migrate old config
if ( !QFile::exists( configFilePath ) ) {
qCDebug(OkularUiDebug) << "Did not find a config file, attempting to look for old config";
// Migrate old config + UI
Kdelibs4ConfigMigrator configMigrator( componentName() );
// UI file is handled automatically, we only need to specify config name because we're a part
configMigrator.setConfigFiles( QStringList( configFileName ) );
// If there's no old okular config to migrate, look for kpdf
if ( !configMigrator.migrate() ) {
qCDebug(OkularUiDebug) << "Did not find an old okular config file, attempting to look for kpdf config";
// First try the automatic detection, using $KDEHOME etc.
Kdelibs4Migration migration;
QString kpdfConfig = migration.locateLocal( "config", QStringLiteral("kpdfpartrc") );
// Fallback just in case it tried e. g. ~/.kde4
if ( kpdfConfig.isEmpty() ) {
kpdfConfig = QDir::homePath() + QStringLiteral("/.kde/share/config/kpdfpartrc");
}
if ( QFile::exists( kpdfConfig ) ) {
qCDebug(OkularUiDebug) << "Found old kpdf config" << kpdfConfig << "copying to" << configFilePath;
QFile::copy( kpdfConfig, configFilePath );
} else {
qCDebug(OkularUiDebug) << "Did not find an old kpdf config file";
}
} else {
qCDebug(OkularUiDebug) << "Migrated old okular config";
}
}
Okular::Settings::instance( configFilePath );
numberOfParts++;
if (numberOfParts == 1) {
m_registerDbusName = QStringLiteral("/okular");
} else {
m_registerDbusName = QStringLiteral("/okular%1").arg(numberOfParts);
}
QDBusConnection::sessionBus().registerObject(m_registerDbusName, this, QDBusConnection::ExportScriptableSlots);
// connect the started signal to tell the job the mimetypes we like,
// and get some more information from it
connect(this, &KParts::ReadOnlyPart::started, this, &Part::slotJobStarted);
// connect the completed signal so we can put the window caption when loading remote files
connect(this, SIGNAL(completed()), this, SLOT(setWindowTitleFromDocument()));
connect(this, &KParts::ReadOnlyPart::canceled, this, &Part::loadCancelled);
// 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 );
GuiUtils::addIconLoader( iconLoader() );
m_sidebar = new Sidebar( parentWidget );
setWidget( m_sidebar );
connect( m_sidebar, &Sidebar::urlsDropped, this, &Part::handleDroppedUrls );
// build the document
m_document = new Okular::Document(widget());
connect( m_document, &Document::linkFind, this, &Part::slotFind );
connect( m_document, &Document::linkGoToPage, this, &Part::slotGoToPage );
connect( m_document, &Document::linkPresentation, this, &Part::slotShowPresentation );
connect( m_document, &Document::linkEndPresentation, this, &Part::slotHidePresentation );
connect( m_document, &Document::openUrl, this, &Part::openUrlFromDocument );
connect( m_document->bookmarkManager(), &BookmarkManager::openUrl, this, &Part::openUrlFromBookmarks );
connect( m_document, &Document::close, this, &Part::close );
connect( m_document, &Document::undoHistoryCleanChanged, this,
[this](bool clean)
{
setModified( !clean );
setWindowTitleFromDocument();
}
);
if ( parent && parent->metaObject()->indexOfSlot( QMetaObject::normalizedSignature( "slotQuit()" ).constData() ) != -1 )
connect( m_document, SIGNAL(quit()), parent, SLOT(slotQuit()) );
else
connect( m_document, &Document::quit, this, &Part::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 );
// [left toolbox: Table of Contents] | []
m_toc = new TOC( nullptr, m_document );
connect( m_toc.data(), &TOC::hasTOC, this, &Part::enableTOC );
connect( m_toc.data(), &TOC::rightClick, this, &Part::slotShowTOCMenu );
m_sidebar->addItem( m_toc, QIcon::fromTheme(QApplication::isLeftToRight() ? QStringLiteral("format-justify-left") : QStringLiteral("format-justify-right")), i18n("Contents") );
enableTOC( false );
// [left toolbox: Layers] | []
m_layers = new Layers( nullptr, m_document );
connect( m_layers.data(), &Layers::hasLayers, this, &Part::enableLayers );
m_sidebar->addItem( m_layers, QIcon::fromTheme( QStringLiteral("format-list-unordered") ), i18n( "Layers" ) );
enableLayers( false );
// [left toolbox: Thumbnails and Bookmarks] | []
QWidget * thumbsBox = new ThumbnailsBox( nullptr );
thumbsBox->layout()->setSpacing( 6 );
m_searchWidget = new SearchWidget( thumbsBox, m_document );
thumbsBox->layout()->addWidget(m_searchWidget);
m_thumbnailList = new ThumbnailList( thumbsBox, m_document );
thumbsBox->layout()->addWidget(m_thumbnailList);
// ThumbnailController * m_tc = new ThumbnailController( thumbsBox, m_thumbnailList );
connect( m_thumbnailList.data(), &ThumbnailList::rightClick, this, &Part::slotShowMenu );
m_sidebar->addItem( thumbsBox, QIcon::fromTheme( QStringLiteral("view-preview") ), i18n("Thumbnails") );
m_sidebar->setCurrentItem( thumbsBox );
// [left toolbox: Reviews] | []
m_reviewsWidget = new Reviews( nullptr, m_document );
m_sidebar->addItem( m_reviewsWidget, QIcon::fromTheme(QStringLiteral("draw-freehand")), i18n("Reviews") );
m_sidebar->setItemEnabled( m_reviewsWidget, false );
// [left toolbox: Bookmarks] | []
m_bookmarkList = new BookmarkList( m_document, nullptr );
m_sidebar->addItem( m_bookmarkList, QIcon::fromTheme(QStringLiteral("bookmarks")), i18n("Bookmarks") );
m_sidebar->setItemEnabled( m_bookmarkList, 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( nullptr );
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_migrationMessage = new KMessageWidget( rightContainer );
m_migrationMessage->setVisible( false );
m_migrationMessage->setWordWrap( true );
m_migrationMessage->setMessageType( KMessageWidget::Warning );
m_migrationMessage->setText( i18n( "This document contains annotations or form data that were saved internally by a previous Okular version. Internal storage is <b>no longer supported</b>.<br/>Please save to a file in order to move them if you want to continue to edit the document." ) );
rightLayout->addWidget( m_migrationMessage );
m_topMessage = new KMessageWidget( rightContainer );
m_topMessage->setVisible( false );
m_topMessage->setWordWrap( true );
m_topMessage->setMessageType( KMessageWidget::Information );
m_topMessage->setText( i18n( "This document has embedded files. <a href=\"okular:/embeddedfiles\">Click here to see them</a> or go to File -> Embedded Files." ) );
m_topMessage->setIcon( QIcon::fromTheme( QStringLiteral("mail-attachment") ) );
connect( m_topMessage, &KMessageWidget::linkActivated, this, &Part::slotShowEmbeddedFiles );
rightLayout->addWidget( m_topMessage );
m_formsMessage = new KMessageWidget( rightContainer );
m_formsMessage->setVisible( false );
m_formsMessage->setWordWrap( true );
m_formsMessage->setMessageType( KMessageWidget::Information );
rightLayout->addWidget( m_formsMessage );
m_infoMessage = new KMessageWidget( rightContainer );
m_infoMessage->setVisible( false );
m_infoMessage->setWordWrap( true );
m_infoMessage->setMessageType( KMessageWidget::Information );
rightLayout->addWidget( m_infoMessage );
m_infoTimer = new QTimer();
m_infoTimer->setSingleShot( true );
connect( m_infoTimer, &QTimer::timeout, m_infoMessage, &KMessageWidget::animatedHide );
m_pageView = new PageView( rightContainer, m_document );
QMetaObject::invokeMethod( m_pageView, "setFocus", Qt::QueuedConnection ); //usability setting
// m_splitter->setFocusProxy(m_pageView);
connect( m_pageView.data(), &PageView::rightClick, this, &Part::slotShowMenu );
connect( m_document, &Document::error, this, &Part::errorMessage );
connect( m_document, &Document::warning, this, &Part::warningMessage );
connect( m_document, &Document::notice, this, &Part::noticeMessage );
connect( m_document, &Document::sourceReferenceActivated, this, &Part::slotHandleActivatedSourceReference );
connect( m_pageView.data(), &PageView::fitWindowToPage, this, &Part::fitWindowToPage );
rightLayout->addWidget( m_pageView );
m_layers->setPageView( 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->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->addWidget( m_pageSizeLabel );
rightLayout->addWidget( m_bottomBar );
m_pageNumberTool = new MiniBar( nullptr, m_miniBarLogic );
connect( m_findBar, SIGNAL(forwardKeyPressEvent(QKeyEvent*)), m_pageView, SLOT(externalKeyPressEvent(QKeyEvent*)));
connect( m_findBar, SIGNAL(onCloseButtonPressed()), m_pageView, SLOT(setFocus()));
connect( m_miniBar, SIGNAL(forwardKeyPressEvent(QKeyEvent*)), m_pageView, SLOT(externalKeyPressEvent(QKeyEvent*)));
connect( m_pageView.data(), &PageView::escPressed, m_findBar, &FindBar::resetSearch );
connect( m_pageNumberTool, SIGNAL(forwardKeyPressEvent(QKeyEvent*)), m_pageView, SLOT(externalKeyPressEvent(QKeyEvent*)));
connect( m_reviewsWidget.data(), &Reviews::openAnnotationWindow,
m_pageView.data(), &PageView::openAnnotationWindow );
connect( m_pageView, &PageView::signatureValidationComplete, this, &Part::slotShowSigStatus );
// 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(), &BookmarkManager::saved,
this, &Part::slotRebuildBookmarkMenu );
setupViewerActions();
if ( m_embedMode != ViewerWidgetMode )
{
setupActions();
}
else
{
setViewerShortcuts();
}
// document watcher and reloader
m_watcher = new KDirWatch( this );
connect( m_watcher, &KDirWatch::dirty, this, &Part::slotFileDirty );
connect( m_watcher, &KDirWatch::created, this, &Part::slotFileDirty );
connect( m_watcher, &KDirWatch::deleted, this, &Part::slotFileDirty );
m_dirtyHandler = new QTimer( this );
m_dirtyHandler->setSingleShot( true );
connect( m_dirtyHandler, &QTimer::timeout, this, [this] { slotAttemptReload(); } );
slotNewConfig();
// keep us informed when the user changes settings
connect( Okular::Settings::self(), &KCoreConfigSkeleton::configChanged, this, &Part::slotNewConfig );
#ifdef HAVE_SPEECH
// [SPEECH] check for TTS presence and usability
Okular::Settings::setUseTTS( true );
Okular::Settings::self()->save();
#endif
rebuildBookmarkMenu( false );
if ( m_embedMode == ViewerWidgetMode ) {
// set the XML-UI resource file for the viewer mode
setXMLFile(QStringLiteral("part-viewermode.rc"));
}
else
{
// set our main XML-UI resource file
setXMLFile(QStringLiteral("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, 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 );
ac->setDefaultShortcuts(m_gotoPage, KStandardShortcut::gotoLine());
// dirty way to activate gotopage when pressing miniBar's button
connect( m_miniBar.data(), &MiniBar::gotoPage, m_gotoPage, &QAction::trigger );
connect( m_pageNumberTool.data(), &MiniBar::gotoPage, m_gotoPage, &QAction::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" ) );
ac->setDefaultShortcut(m_prevPage, QKeySequence());
// dirty way to activate prev page when pressing miniBar's button
connect( m_miniBar.data(), &MiniBar::prevPage, m_prevPage, &QAction::trigger );
connect( m_pageNumberTool.data(), &MiniBar::prevPage, m_prevPage, &QAction::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" ) );
ac->setDefaultShortcut(m_nextPage, QKeySequence());
// dirty way to activate next page when pressing miniBar's button
connect( m_miniBar.data(), &MiniBar::nextPage, m_nextPage, &QAction::trigger );
connect( m_pageNumberTool.data(), &MiniBar::nextPage, m_nextPage, &QAction::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(QStringLiteral("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(QStringLiteral("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 = nullptr;
m_historyNext = nullptr;
m_addBookmark = KStandardAction::addBookmark( this, SLOT(slotAddBookmark()), ac );
m_addBookmarkText = m_addBookmark->text();
m_addBookmarkIcon = m_addBookmark->icon();
m_renameBookmark = ac->addAction(QStringLiteral("rename_bookmark"));
m_renameBookmark->setText(i18n( "Rename Bookmark" ));
m_renameBookmark->setIcon(QIcon::fromTheme( QStringLiteral("edit-rename") ));
m_renameBookmark->setWhatsThis( i18n( "Rename the current bookmark" ) );
connect( m_renameBookmark, &QAction::triggered, this, &Part::slotRenameCurrentViewportBookmark );
m_prevBookmark = ac->addAction(QStringLiteral("previous_bookmark"));
m_prevBookmark->setText(i18n( "Previous Bookmark" ));
m_prevBookmark->setIcon(QIcon::fromTheme( QStringLiteral("go-up-search") ));
m_prevBookmark->setWhatsThis( i18n( "Go to the previous bookmark" ) );
connect( m_prevBookmark, &QAction::triggered, this, &Part::slotPreviousBookmark );
m_nextBookmark = ac->addAction(QStringLiteral("next_bookmark"));
m_nextBookmark->setText(i18n( "Next Bookmark" ));
m_nextBookmark->setIcon(QIcon::fromTheme( QStringLiteral("go-down-search") ));
m_nextBookmark->setWhatsThis( i18n( "Go to the next bookmark" ) );
connect( m_nextBookmark, &QAction::triggered, this, &Part::slotNextBookmark );
m_copy = nullptr;
m_selectAll = nullptr;
// Find and other actions
m_find = KStandardAction::find( this, SLOT(slotShowFindBar()), ac );
QList<QKeySequence> s = m_find->shortcuts();
s.append( QKeySequence( Qt::Key_Slash ) );
ac->setDefaultShortcuts(m_find, 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_save = nullptr;
m_saveAs = nullptr;
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..." ) );
}
QAction * genPrefs = new QAction( ac );
ac->addAction(QStringLiteral("options_configure_generators"), genPrefs);
if ( m_embedMode == ViewerWidgetMode )
{
genPrefs->setText( i18n( "Configure Viewer Backends..." ) );
}
else
{
genPrefs->setText( i18n( "Configure Backends..." ) );
}
genPrefs->setIcon( QIcon::fromTheme( QStringLiteral("configure") ) );
genPrefs->setEnabled( m_document->configurableGenerators() > 0 );
connect( genPrefs, &QAction::triggered, this, &Part::slotGeneratorPreferences );
m_printPreview = KStandardAction::printPreview( this, SLOT(slotPrintPreview()), ac );
m_printPreview->setEnabled( false );
m_showLeftPanel = nullptr;
m_showBottomBar = nullptr;
m_showProperties = ac->addAction(QStringLiteral("properties"));
m_showProperties->setText(i18n("&Properties"));
m_showProperties->setIcon(QIcon::fromTheme(QStringLiteral("document-properties")));
connect(m_showProperties, &QAction::triggered, this, &Part::slotShowProperties);
m_showProperties->setEnabled( false );
m_showEmbeddedFiles = nullptr;
m_showPresentation = nullptr;
m_exportAs = nullptr;
m_exportAsMenu = nullptr;
m_exportAsText = nullptr;
m_exportAsDocArchive = nullptr;
#if PURPOSE_FOUND
m_share = nullptr;
m_shareMenu = nullptr;
#endif
m_presentationDrawingActions = nullptr;
m_aboutBackend = ac->addAction(QStringLiteral("help_about_backend"));
m_aboutBackend->setText(i18n("About Backend"));
m_aboutBackend->setEnabled( false );
connect(m_aboutBackend, &QAction::triggered, this, &Part::slotAboutBackend);
QAction *reload = ac->add<QAction>( QStringLiteral("file_reload") );
reload->setText( i18n( "Reloa&d" ) );
reload->setIcon( QIcon::fromTheme( QStringLiteral("view-refresh") ) );
reload->setWhatsThis( i18n( "Reload the current document from disk." ) );
connect( reload, &QAction::triggered, this, &Part::slotReload );
ac->setDefaultShortcuts(reload, KStandardShortcut::reload());
m_reload = reload;
m_closeFindBar = ac->addAction( QStringLiteral("close_find_bar"), this, SLOT(slotHideFindBar()) );
m_closeFindBar->setText( i18n("Close &Find Bar") );
ac->setDefaultShortcut(m_closeFindBar, QKeySequence(Qt::Key_Escape));
m_closeFindBar->setEnabled( false );
QWidgetAction *pageno = new QWidgetAction( ac );
pageno->setText( i18n( "Page Number" ) );
pageno->setDefaultWidget( m_pageNumberTool );
ac->addAction( QStringLiteral("page_number"), pageno );
}
void Part::setViewerShortcuts()
{
KActionCollection * ac = actionCollection();
ac->setDefaultShortcut(m_gotoPage, QKeySequence(Qt::CTRL + Qt::ALT + Qt::Key_G));
ac->setDefaultShortcut(m_find, QKeySequence());
ac->setDefaultShortcut(m_findNext, QKeySequence());
ac->setDefaultShortcut(m_findPrev, QKeySequence());
ac->setDefaultShortcut(m_addBookmark, QKeySequence(Qt::CTRL + Qt::ALT + Qt::Key_B));
ac->setDefaultShortcut(m_beginningOfDocument, QKeySequence(Qt::CTRL + Qt::ALT + Qt::Key_Home));
ac->setDefaultShortcut(m_endOfDocument, QKeySequence(Qt::CTRL + Qt::ALT + Qt::Key_End));
QAction *action = static_cast<QAction*>( ac->action( QStringLiteral("file_reload") ) );
if (action) {
ac->setDefaultShortcut(action, QKeySequence(Qt::ALT + Qt::Key_F5));
}
}
void Part::setupActions()
{
KActionCollection * ac = actionCollection();
QMimeDatabase db;
m_copy = KStandardAction::create( KStandardAction::Copy, m_pageView, SLOT(copyTextSelection()), ac );
m_selectAll = KStandardAction::selectAll( m_pageView, SLOT(selectAll()), ac );
m_save = KStandardAction::save( this, [this] { saveFile(); }, ac );
m_save->setEnabled( false );
m_saveAs = KStandardAction::saveAs( this, SLOT(slotSaveFileAs()), ac );
m_saveAs->setEnabled( false );
m_migrationMessage->addAction( m_saveAs );
m_showLeftPanel = ac->add<KToggleAction>(QStringLiteral("show_leftpanel"));
m_showLeftPanel->setText(i18n( "Show &Navigation Panel"));
m_showLeftPanel->setIcon(QIcon::fromTheme( QStringLiteral("view-sidetree") ));
connect( m_showLeftPanel, &QAction::toggled, this, &Part::slotShowLeftPanel );
ac->setDefaultShortcut(m_showLeftPanel, QKeySequence(Qt::Key_F7));
m_showLeftPanel->setChecked( Okular::Settings::showLeftPanel() );
slotShowLeftPanel();
m_showBottomBar = ac->add<KToggleAction>(QStringLiteral("show_bottombar"));
m_showBottomBar->setText(i18n( "Show &Page Bar"));
connect( m_showBottomBar, &QAction::toggled, this, &Part::slotShowBottomBar );
m_showBottomBar->setChecked( Okular::Settings::showBottomBar() );
slotShowBottomBar();
m_showEmbeddedFiles = ac->addAction(QStringLiteral("embedded_files"));
m_showEmbeddedFiles->setText(i18n("&Embedded Files"));
m_showEmbeddedFiles->setIcon( QIcon::fromTheme( QStringLiteral("mail-attachment") ) );
connect(m_showEmbeddedFiles, &QAction::triggered, this, &Part::slotShowEmbeddedFiles);
m_showEmbeddedFiles->setEnabled( false );
m_exportAs = ac->addAction(QStringLiteral("file_export_as"));
m_exportAs->setText(i18n("E&xport As"));
m_exportAs->setIcon( QIcon::fromTheme( QStringLiteral("document-export") ) );
m_exportAsMenu = new QMenu();
connect(m_exportAsMenu, &QMenu::triggered, this, &Part::slotExportAs);
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 );
#if PURPOSE_FOUND
m_share = ac->addAction( QStringLiteral("file_share") );
m_share->setText( i18n("S&hare") );
m_share->setIcon( QIcon::fromTheme( QStringLiteral("document-share") ) );
m_share->setEnabled( false );
m_shareMenu = new Purpose::Menu();
connect(m_shareMenu, &Purpose::Menu::finished, this, &Part::slotShareActionFinished);
m_share->setMenu( m_shareMenu );
#endif
m_showPresentation = ac->addAction(QStringLiteral("presentation"));
m_showPresentation->setText(i18n("P&resentation"));
m_showPresentation->setIcon( QIcon::fromTheme( QStringLiteral("view-presentation") ) );
connect(m_showPresentation, &QAction::triggered, this, &Part::slotShowPresentation);
ac->setDefaultShortcut(m_showPresentation, QKeySequence(Qt::CTRL + Qt::SHIFT + Qt::Key_P));
m_showPresentation->setEnabled( false );
QAction * importPS = ac->addAction(QStringLiteral("import_ps"));
importPS->setText(i18n("&Import PostScript as PDF..."));
importPS->setIcon(QIcon::fromTheme(QStringLiteral("document-import")));
connect(importPS, &QAction::triggered, this, &Part::slotImportPSFile);
#if 0
QAction * ghns = ac->addAction("get_new_stuff");
ghns->setText(i18n("&Get Books From Internet..."));
ghns->setIcon(QIcon::fromTheme("get-hot-new-stuff"));
connect(ghns, SIGNAL(triggered()), this, SLOT(slotGetNewStuff()));
#endif
KToggleAction *blackscreenAction = new KToggleAction( i18n( "Switch Blackscreen Mode" ), ac );
ac->addAction( QStringLiteral("switch_blackscreen_mode"), blackscreenAction );
ac->setDefaultShortcut(blackscreenAction, QKeySequence(Qt::Key_B));
blackscreenAction->setIcon( QIcon::fromTheme( QStringLiteral("view-presentation") ) );
blackscreenAction->setEnabled( false );
m_presentationDrawingActions = new DrawingToolActions( ac );
QAction *eraseDrawingAction = new QAction( i18n( "Erase Drawings" ), ac );
ac->addAction( QStringLiteral("presentation_erase_drawings"), eraseDrawingAction );
eraseDrawingAction->setIcon( QIcon::fromTheme( QStringLiteral("draw-eraser") ) );
eraseDrawingAction->setEnabled( false );
QAction *configureAnnotations = new QAction( i18n( "Configure Annotations..." ), ac );
ac->addAction( QStringLiteral("options_configure_annotations"), configureAnnotations );
configureAnnotations->setIcon( QIcon::fromTheme( QStringLiteral("configure") ) );
connect(configureAnnotations, &QAction::triggered, this, &Part::slotAnnotationPreferences);
QAction *playPauseAction = new QAction( i18n( "Play/Pause Presentation" ), ac );
ac->addAction( QStringLiteral("presentation_play_pause"), playPauseAction );
playPauseAction->setEnabled( false );
}
Part::~Part()
{
QDBusConnection::sessionBus().unregisterObject(m_registerDbusName);
GuiUtils::removeIconLoader( iconLoader() );
m_document->removeObserver( this );
if ( m_document->isOpened() )
Part::closeUrl( false );
delete m_toc;
delete m_layers;
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_infoTimer;
delete m_document;
delete m_tempfile;
qDeleteAll( m_bookmarkActions );
delete m_exportAsMenu;
#if PURPOSE_FOUND
delete m_shareMenu;
#endif
#ifdef OKULAR_KEEP_FILE_OPEN
delete m_keeper;
#endif
}
bool Part::openDocument(const QUrl& 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();
}
QUrl 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)
{
Q_UNUSED(column);