office/okular
office/okular
1
0
Fork 0
mirror of https://invent.kde.org/graphics/okular synced 2024-08-27 11:40:07 +00:00
Code Issues Packages Projects Releases Wiki Activity
okular/part.cpp
Albert Astals Cid 991eb0ed31 Use toLocal8Bit instead of toUtf8 
It's the most "proper" way to do it, i guess in real world scenarios it
doesn't really matter though
2018-04-23 23:08:06 +02:00

3560 lines
122 KiB
C++
Raw Blame History

/***************************************************************************
* 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> *
* Copyright (C) 2017 Klarälvdalens Datakonsult AB, a KDAB Group *
* company, info@kdab.com. 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>
#include <KWallet>
#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 <cstdio>
#include <memory>
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;
};
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 );
// 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 );
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);
const QString u = QStringLiteral( "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);
}
bool Part::openNewFilesInTabs() const
{
return Okular::Settings::self()->shellOpenFileInTabs();
}
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 QUrl &url)
{
if ( m_embedMode == PrintPreviewMode )
return;
if (url.isLocalFile()) {
if (!QFile::exists(url.toLocalFile())) {
KMessageBox::error( widget(), i18n("Could not open '%1'. File does not exist", url.toDisplayString() ) );
return;
}
} else {
KIO::StatJob *statJob = KIO::stat(url, KIO::StatJob::SourceSide, 0);
KJobWidgets::setWindow(statJob, widget());
if (!statJob->exec() || statJob->error()) {
KMessageBox::error( widget(), i18n("Could not open '%1' (%2) ", url.toDisplayString(), statJob->errorString() ) );
return;
}
}
m_bExtension->openUrlNotify();
m_bExtension->setLocationBarUrl(url.toDisplayString());
openUrl(url);
}
void Part::openUrlFromBookmarks(const QUrl &_url)
{
QUrl url = _url;
Okular::DocumentViewport vp( _url.fragment(QUrl::FullyDecoded) );
if ( vp.isValid() )
m_document->setNextDocumentViewport( vp );
url.setFragment( QString() );
if ( m_document->currentDocument() == url )
{
if ( vp.isValid() )
m_document->setViewport( vp );
}
else
openUrl( url );
}
void Part::handleDroppedUrls( const QList<QUrl>& urls )
{
if ( urls.isEmpty() )
return;
if ( m_embedMode != NativeShellMode || !openNewFilesInTabs() )
{
openUrlFromDocument( urls.first() );
return;
}
emit urlsDropped( urls );
}
void Part::slotJobStarted(KIO::Job *job)
{
if (job)
{
QStringList supportedMimeTypes = m_document->supportedMimeTypes();
job->addMetaData(QStringLiteral("accept"), supportedMimeTypes.join(QStringLiteral(", ")) + QStringLiteral(", */*;q=0.5"));
connect(job, &KJob::result, this, &Part::slotJobFinished);
}
}
void Part::slotJobFinished(KJob *job)
{
if ( job->error() == KIO::ERR_USER_CANCELED )
{
m_pageView->displayMessage( i18n( "The loading of %1 has been canceled.", realUrl().toDisplayString(QUrl::PreferLocalFile) ) );
}
}
void Part::loadCancelled(const QString &reason)
{
emit setWindowCaption( QString() );
resetStartArguments();
// when m_viewportDirty.pageNumber != -1 we come from slotAttemptReload
// 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().toDisplayString(), 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().toDisplayString(QUrl::PreferLocalFile)
: realUrl().fileName();
if ( Okular::Settings::displayDocumentTitle() )
{
const QString docTitle = m_document->metaData( QStringLiteral("DocumentTitle") ).toString();
if ( !docTitle.isEmpty() && !docTitle.trimmed().isEmpty() )
{
title = docTitle;
}
}
emit setWindowCaption( title );
}
KConfigDialog * Part::slotGeneratorPreferences( )
{
// Create dialog
KConfigDialog * dialog = new KConfigDialog( m_pageView, QStringLiteral("generator_prefs"), Okular::Settings::self() );
dialog->setAttribute( Qt::WA_DeleteOnClose );
if( m_embedMode == ViewerWidgetMode )
{
dialog->setWindowTitle( i18n( "Configure Viewer Backends" ) );
}
else
{
dialog->setWindowTitle( i18n( "Configure Backends" ) );
}
m_document->fillConfigDialog( dialog );
// Show it
dialog->setWindowModality( Qt::ApplicationModal );
dialog->show();
return dialog;
}
void Part::notifySetup( const QVector< Okular::Page * > & /*pages*/, int setupFlags )
{
// Hide the migration message if the user has just migrated. Otherwise,
// if m_migrationMessage is already hidden, this does nothing.
if ( !m_document->isDocdataMigrationNeeded() )
m_migrationMessage->animatedHide();
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::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( QUrl::fromUserInput( 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().toDisplayString(QUrl::PreferLocalFile);
}
QString Part::documentMetaData( const QString &metaData ) const
{
const Okular::DocumentInfo info = m_document->documentInfo();
return info.get( metaData );
}
bool Part::slotImportPSFile()
{
QString app = QStandardPaths::findExecutable(QStringLiteral("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;
}
QMimeDatabase mimeDatabase;
QString filter = i18n("PostScript files (%1)", mimeDatabase.mimeTypeForName(QStringLiteral("application/postscript")).globPatterns().join(QLatin1Char(' ')));
QUrl url = QFileDialog::getOpenFileUrl( widget(), QString(), QUrl(), filter );
if ( url.isLocalFile() )
{
QTemporaryFile tf(QDir::tempPath() + QLatin1String("/okular_XXXXXX.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;
}
void Part::setFileToWatch( const QString &filePath )
{
if ( !m_watchedFilePath.isEmpty() )
unsetFileToWatch();
const QFileInfo fi(filePath);
m_watchedFilePath = filePath;
m_watcher->addFile( m_watchedFilePath );
if ( fi.isSymLink() )
{
m_watchedFileSymlinkTarget = fi.readLink();
m_watcher->addFile( m_watchedFileSymlinkTarget );
}
else
{
m_watchedFileSymlinkTarget.clear();
}
}
void Part::unsetFileToWatch()
{
if ( m_watchedFilePath.isEmpty() )
return;
m_watcher->removeFile( m_watchedFilePath );
if ( !m_watchedFileSymlinkTarget.isEmpty() )
m_watcher->removeFile( m_watchedFileSymlinkTarget );
m_watchedFilePath.clear();
m_watchedFileSymlinkTarget.clear();
}
Document::OpenResult Part::doOpenFile( const QMimeType &mimeA, const QString &fileNameToOpenA, bool *isCompressedFile )
{
QMimeDatabase db;
Document::OpenResult openResult = Document::OpenError;
bool uncompressOk = true;
QMimeType mime = mimeA;
QString fileNameToOpen = fileNameToOpenA;
KFilterDev::CompressionType compressionType = compressionTypeFor( mime.name() );
if ( compressionType != KFilterDev::None )
{
*isCompressedFile = true;
uncompressOk = handleCompressed( fileNameToOpen, localFilePath(), compressionType );
mime = db.mimeTypeForFile( fileNameToOpen );
}
else
{
*isCompressedFile = false;
}
if ( m_swapInsteadOfOpening )
{
m_swapInsteadOfOpening = false;
if ( !uncompressOk )
return Document::OpenError;
if ( mime.inherits( QStringLiteral("application/vnd.kde.okular-archive") ) )
{
isDocumentArchive = true;
if (!m_document->swapBackingFileArchive( fileNameToOpen, url() ))
return Document::OpenError;
}
else
{
isDocumentArchive = false;
if (!m_document->swapBackingFile( fileNameToOpen, url() ))
return Document::OpenError;
}
m_fileLastModified = QFileInfo( localFilePath() ).lastModified();
return Document::OpenSuccess;
}
isDocumentArchive = false;
if ( uncompressOk )
{
if ( mime.inherits( QStringLiteral("application/vnd.kde.okular-archive") ) )
{
openResult = m_document->openDocumentArchive( fileNameToOpen, url() );
isDocumentArchive = true;
}
else
{
openResult = m_document->openDocument( fileNameToOpen, url(), mime );
}
m_documentOpenWithPassword = false;
// if the file didn't open correctly it might be encrypted, so ask for a pass
QString walletName, walletFolder, walletKey;
m_document->walletDataForFile(fileNameToOpen, &walletName, &walletFolder, &walletKey);
bool firstInput = true;
bool triedWallet = false;
KWallet::Wallet * wallet = nullptr;
bool keep = true;
while ( openResult == Document::OpenNeedsPassword )
{
QString password;
// 1.A. try to retrieve the first password from the kde wallet system
if ( !triedWallet && !walletKey.isNull() )
{
const WId parentwid = widget()->effectiveWinId();
wallet = KWallet::Wallet::openWallet( walletName, parentwid );
if ( wallet )
{
// use the KPdf folder (and create if missing)
if ( !wallet->hasFolder( walletFolder ) )
wallet->createFolder( walletFolder );
wallet->setFolder( walletFolder );
// look for the pass in that folder
QString retrievedPass;
if ( !wallet->readPassword( walletKey, retrievedPass ) )
password = retrievedPass;
}
triedWallet = true;
}
// 1.B. if not retrieved, ask the password using the kde password dialog
if ( password.isNull() )
{
QString prompt;
if ( firstInput )
prompt = i18n( "Please enter the password to read the document:" );
else
prompt = i18n( "Incorrect password. Try again:" );
firstInput = false;
// if the user presses cancel, abort opening
KPasswordDialog dlg( widget(), wallet ? KPasswordDialog::ShowKeepPassword : KPasswordDialog::KPasswordDialogFlags() );
dlg.setWindowTitle( i18n( "Document Password" ) );
dlg.setPrompt( prompt );
if( !dlg.exec() )
break;
password = dlg.password();
if ( wallet )
keep = dlg.keepPassword();
}
// 2. reopen the document using the password
if ( mime.inherits( QStringLiteral("application/vnd.kde.okular-archive") ) )
{
openResult = m_document->openDocumentArchive( fileNameToOpen, url(), password );
isDocumentArchive = true;
}
else
{
openResult = m_document->openDocument( fileNameToOpen, url(), mime, password );
}
if ( openResult == Document::OpenSuccess )
{
m_documentOpenWithPassword = true;
// 3. if the password is correct and the user chose to remember it, store it to the wallet
if (wallet && /*safety check*/ wallet->isOpen() && keep )
{
wallet->writePassword( walletKey, password );
}
}
}
}
if ( openResult == Document::OpenSuccess )
{
m_fileLastModified = QFileInfo( localFilePath() ).lastModified();
}
return openResult;
}
bool Part::openFile()
{
QList<QMimeType> mimes;
QString fileNameToOpen = localFilePath();
const bool isstdin = url().isLocalFile() && url().fileName() == QLatin1String( "-" );
const QFileInfo fileInfo( fileNameToOpen );
if ( (!isstdin) && (!fileInfo.exists()) )
return false;
QMimeDatabase db;
QMimeType pathMime = db.mimeTypeForFile( fileNameToOpen );
if ( !arguments().mimeType().isEmpty() )
{
QMimeType argMime = db.mimeTypeForName( arguments().mimeType() );
// Select the "childmost" mimetype, if none of them
// inherits the other trust more what pathMime says
// but still do a second try if that one fails
if ( argMime.inherits( pathMime.name() ) )
{
mimes << argMime;
}
else if ( pathMime.inherits( argMime.name() ) )
{
mimes << pathMime;
}
else
{
mimes << pathMime << argMime;
}
if (mimes[0].name() == QLatin1String("text/plain")) {
QMimeType contentMime = db.mimeTypeForFile(fileNameToOpen, QMimeDatabase::MatchContent);
mimes.prepend( contentMime );
}
}
else
{
mimes << pathMime;
}
QMimeType mime;
Document::OpenResult openResult = Document::OpenError;
bool isCompressedFile = false;
while ( !mimes.isEmpty() && openResult == Document::OpenError ) {
mime = mimes.takeFirst();
openResult = doOpenFile( mime, fileNameToOpen, &isCompressedFile );
}
bool canSearch = m_document->supportsSearching();
emit mimeTypeChanged( mime );
// update one-time actions
const bool ok = openResult == Document::OpenSuccess;
emit enableCloseAction( ok );
m_find->setEnabled( ok && canSearch );
m_findNext->setEnabled( ok && canSearch );
m_findPrev->setEnabled( ok && canSearch );
if( m_save ) m_save->setEnabled( ok && !( isstdin || mime.inherits( "inode/directory" ) ) );
if( m_saveAs ) m_saveAs->setEnabled( ok && !( isstdin || mime.inherits( "inode/directory" ) ) );
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 && Okular::Settings::showOSD() );
m_migrationMessage->setVisible( m_document->isDocdataMigrationNeeded() );
// Warn the user that XFA forms are not supported yet (NOTE: poppler generator only)
if ( ok && m_document->metaData( QStringLiteral("HasUnsupportedXfaForm") ).toBool() == true )
{
m_formsMessage->setText( i18n( "This document has XFA forms, which are currently <b>unsupported</b>." ) );
m_formsMessage->setIcon( QIcon::fromTheme( QStringLiteral("dialog-warning") ) );
m_formsMessage->setMessageType( KMessageWidget::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->setText( i18n( "This document has forms. Click on the button to interact with them, or use View -> Show Forms." ) );
m_formsMessage->setMessageType( KMessageWidget::Information );
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 PURPOSE_FOUND
if ( m_share )
{
m_shareMenu->model()->setInputData(QJsonObject{
{ QStringLiteral("mimeType"), mime.name() },
{ QStringLiteral("urls"), QJsonArray{ url().toString() } }
});
m_shareMenu->model()->setPluginType( QStringLiteral("Export") );
m_shareMenu->reload();
}
#endif
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_exportAs ) m_exportAs->setEnabled( ok );
#if PURPOSE_FOUND
if ( m_share ) m_share->setEnabled( ok );
#endif
// 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( QUrl() );
return false;
}
// set the file to the fileWatcher
if ( url().isLocalFile() )
setFileToWatch( localFilePath() );
// if the 'OpenTOC' flag is set, open the TOC
if ( m_document->metaData( QStringLiteral("OpenTOC") ).toBool() && m_sidebar->isItemEnabled( m_toc ) && !m_sidebar->isCollapsed() && m_sidebar->currentItem() != m_toc )
{
m_sidebar->setCurrentItem( m_toc, Sidebar::DoNotUncollapseIfCollapsed );
}
// if the 'StartFullScreen' flag is set and we're not in viewer widget mode, or the command line flag was
// specified, start presentation
const bool presentationBecauseOfDocumentMetadata = ( m_embedMode != ViewerWidgetMode ) && m_document->metaData( QStringLiteral("StartFullScreen") ).toBool();
if ( presentationBecauseOfDocumentMetadata || m_cliPresentation )
{
bool goAheadWithPresentationMode = true;
if ( !m_cliPresentation )
{
const QString text = i18n( "This document wants to be shown full screen.\n"
"Leave normal mode and enter presentation mode?" );
const QString caption = i18n( "Request to Change Viewing Mode" );
const KGuiItem yesItem = KGuiItem( i18n( "Enter Presentation Mode" ), QStringLiteral("dialog-ok") );
const KGuiItem noItem = KGuiItem( i18n( "Deny Request" ), QStringLiteral("dialog-cancel") );
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() : nullptr;
if ( m_generatorGuiClient )
factory()->addClient( m_generatorGuiClient );
if ( m_cliPrint )
{
m_cliPrint = false;
slotPrint();
}
else if ( m_cliPrintAndExit )
{
slotPrint();
}
return true;
}
bool Part::openUrl( const QUrl &url )
{
return openUrl( url, false /* swapInsteadOfOpening */ );
}
bool Part::openUrl( const QUrl &_url, bool swapInsteadOfOpening )
{
/* Store swapInsteadOfOpening, so that closeUrl and openFile will be able
* to read it */
m_swapInsteadOfOpening = swapInsteadOfOpening;
// The subsequent call to closeUrl clears the arguments.
// We want to save them and restore them later.
const KParts::OpenUrlArguments args = arguments();
// Close current document if any
if ( !closeUrl() )
return false;
setArguments(args);
QUrl url( _url );
if ( url.hasFragment() )
{
const QString dest = url.fragment(QUrl::FullyDecoded);
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.setFragment( QString() );
}
// this calls in sequence the 'closeUrl' and 'openFile' methods
bool openOk = KParts::ReadWritePart::openUrl( url );
if ( openOk )
{
m_viewportDirty.pageNumber = -1;
setWindowTitleFromDocument();
}
else
{
resetStartArguments();
KMessageBox::error( widget(), i18n("Could not open %1", url.toDisplayString() ) );
}
return openOk;
}
bool Part::queryClose()
{
if ( !isReadWrite() || !isModified() )
return true;
// TODO When we get different saving backends we need to query the backend
// as to if it can save changes even if the open file has been modified,
// since we only have poppler as saving backend for now we're skipping that check
if ( m_fileLastModified != QFileInfo( localFilePath() ).lastModified() )
{
int res;
if ( m_isReloading )
{
res = KMessageBox::warningYesNo( widget(),
i18n( "There are unsaved changes, and the file '%1' has been modified by another program. Your changes will be lost, because the file can no longer be saved.<br>Do you want to continue reloading the file?", url().fileName() ),
i18n( "File Changed" ),
KGuiItem( i18n( "Continue Reloading" ) ), // <- KMessageBox::Yes
KGuiItem( i18n( "Abort Reloading" ) ));
}
else
{
res = KMessageBox::warningYesNo( widget(),
i18n( "There are unsaved changes, and the file '%1' has been modified by another program. Your changes will be lost, because the file can no longer be saved.<br>Do you want to continue closing the file?", url().fileName() ),
i18n( "File Changed" ),
KGuiItem( i18n( "Continue Closing" ) ), // <- KMessageBox::Yes
KGuiItem( i18n( "Abort Closing" ) ));
}
return res == KMessageBox::Yes;
}
const int res = KMessageBox::warningYesNoCancel( widget(),
i18n( "Do you want to save your changes to \"%1\" or discard them?", url().fileName() ),
i18n( "Close Document" ),
KStandardGuiItem::save(),
KStandardGuiItem::discard() );
switch ( res )
{
case KMessageBox::Yes: // Save
saveFile();
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;
if ( m_swapInsteadOfOpening )
{
// If we're swapping the backing file, we don't want to close the
// current one when openUrl() calls us internally
return true; // pretend it worked
}
m_document->setHistoryClean( true );
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_save ) m_save->setEnabled( false );
if( m_saveAs ) m_saveAs->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 );
m_exportFormats.clear();
if ( m_exportAs )
{
QMenu *menu = m_exportAs->menu();
QList<QAction*> acts = menu->actions();
int num = acts.count();
for ( int i = 1; i < num; ++i )
{
menu->removeAction( acts.at(i) );
delete acts.at(i);
}
}
#if PURPOSE_FOUND
if ( m_share )
{
m_share->setEnabled(false);
m_shareMenu->clear();
}
#endif
if ( m_showPresentation ) m_showPresentation->setEnabled( false );
emit setWindowCaption(QLatin1String(""));
emit enablePrintAction(false);
m_realUrl = QUrl();
if ( url().isLocalFile() )
unsetFileToWatch();
m_fileWasRemoved = false;
if ( m_generatorGuiClient )
factory()->removeClient( m_generatorGuiClient );
m_generatorGuiClient = nullptr;
m_document->closeDocument();
m_fileLastModified = QDateTime();
updateViewActions();
delete m_tempfile;
m_tempfile = nullptr;
if ( widget() )
{
m_searchWidget->clearText();
m_migrationMessage->setVisible( false );
m_topMessage->setVisible( false );
m_formsMessage->setVisible( false );
}
#ifdef OKULAR_KEEP_FILE_OPEN
m_keeper->close();
#endif
bool r = KParts::ReadWritePart::closeUrl();
setUrl(QUrl());
return r;
}
bool Part::closeUrl()
{
return closeUrl( true );
}
void Part::guiActivateEvent(KParts::GUIActivateEvent *event)
{
updateViewActions();
KParts::ReadWritePart::guiActivateEvent(event);
setWindowTitleFromDocument();
}
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(), QStringLiteral("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(), QStringLiteral("warnNoQuitIfNotInOkular") );
}
void Part::slotShowLeftPanel()
{
bool showLeft = m_showLeftPanel->isChecked();
Okular::Settings::setShowLeftPanel( showLeft );
Okular::Settings::self()->save();
// show/hide left panel
m_sidebar->setSidebarVisibility( showLeft );
}
void Part::slotShowBottomBar()
{
const bool showBottom = m_showBottomBar->isChecked();
Okular::Settings::setShowBottomBar( showBottom );
Okular::Settings::self()->save();
// 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
unsetFileToWatch();
setFileToWatch( localFilePath() );
m_dirtyHandler->start( 750 );
}
}
else if ( fi.isSymLink() && fi.readLink() == path )
{
if ( QFile::exists( fi.readLink() ))
m_dirtyHandler->start( 750 );
else
m_fileWasRemoved = true;
}
}
}
// Attempt to reload the document, one or more times, optionally from a different URL
bool Part::slotAttemptReload( bool oneShot, const QUrl &newUrl )
{
// Skip reload when another reload is already in progress
if ( m_isReloading ) {
return false;
}
QScopedValueRollback<bool> rollback(m_isReloading, true);
bool tocReloadPrepared = false;
// do the following the first time the file is reloaded
if ( m_viewportDirty.pageNumber == -1 )
{
// store the url of the current document
m_oldUrl = newUrl.isEmpty() ? url() : newUrl;
// store the current viewport
m_viewportDirty = m_document->viewport();
// store the current toolbox pane
m_dirtyToolboxItem = m_sidebar->currentItem();
m_wasSidebarVisible = m_sidebar->isSidebarVisible();
m_wasSidebarCollapsed = m_sidebar->isCollapsed();
// store if presentation view was open
m_wasPresentationOpen = ((PresentationWidget*)m_presentationWidget != nullptr);
// preserves the toc state after reload
m_toc->prepareForReload();
tocReloadPrepared = true;
// store the page rotation
m_dirtyPageRotation = m_document->rotation();
// inform the user about the operation in progress
// TODO: Remove this line and integrate reload info in queryClose
m_pageView->displayMessage( i18n("Reloading the document...") );
}
// close and (try to) reopen the document
if ( !closeUrl() )
{
m_viewportDirty.pageNumber = -1;
if ( tocReloadPrepared )
{
m_toc->rollbackReload();
}
return false;
}
if ( tocReloadPrepared )
m_toc->finishReload();
// inform the user about the operation in progress
m_pageView->displayMessage( i18n("Reloading the document...") );
bool reloadSucceeded = false;
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 = QUrl();
m_viewportDirty.pageNumber = -1;
m_document->setRotation( m_dirtyPageRotation );
if ( m_sidebar->currentItem() != m_dirtyToolboxItem && m_sidebar->isItemEnabled( m_dirtyToolboxItem )
&& !m_sidebar->isCollapsed() )
{
m_sidebar->setCurrentItem( m_dirtyToolboxItem );
}
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);
reloadSucceeded = true;
}
else if ( !oneShot )
{
// start watching the file again (since we dropped it on close)
setFileToWatch( localFilePath() );
m_dirtyHandler->start( 750 );
}
return reloadSucceeded;
}
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(QStringLiteral("menu_okular_part_viewer"), this);
if (menu) menu->setEnabled( opened );
menu = factory()->container(QStringLiteral("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( QIcon::fromTheme( QStringLiteral("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(m_toc, enable);
// If present, show the TOC when a document is opened
if ( enable && m_sidebar->currentItem() != m_toc )
{
m_sidebar->setCurrentItem( m_toc, Sidebar::DoNotUncollapseIfCollapsed );
}
}
void Part::slotRebuildBookmarkMenu()
{
rebuildBookmarkMenu();
}
void Part::enableLayers(bool enable)
{
m_sidebar->setItemVisible( m_layers, enable );
}
void Part::slotShowFindBar()
{
m_findBar->show();
m_findBar->focusAndSetCursor();
m_closeFindBar->setEnabled( true );
}
void Part::slotHideFindBar()
{
if ( m_findBar->maybeHide() )
{
m_pageView->setFocus();
m_closeFindBar->setEnabled( false );
}
}
//BEGIN go to page dialog
class GotoPageDialog : public QDialog
{
Q_OBJECT
public:
GotoPageDialog(QWidget *p, int current, int max) : QDialog(p)
{
setWindowTitle(i18n("Go to Page"));
buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel, this);
connect(buttonBox, &QDialogButtonBox::accepted, this, &QDialog::accept);
connect(buttonBox, &QDialogButtonBox::rejected, this, &QDialog::reject);
QVBoxLayout *topLayout = new QVBoxLayout(this);
topLayout->setMargin(6);
QHBoxLayout *midLayout = new QHBoxLayout();
spinbox = new QSpinBox(this);
spinbox->setRange(1, max);
spinbox->setValue(current);
spinbox->setFocus();
slider = new QSlider(Qt::Horizontal, this);
slider->setRange(1, max);
slider->setValue(current);
slider->setSingleStep(1);
slider->setTickPosition(QSlider::TicksBelow);
slider->setTickInterval(max/10);
connect(slider, &QSlider::valueChanged, spinbox, &QSpinBox::setValue);
connect(spinbox, static_cast<void(QSpinBox::*)(int)>(&QSpinBox::valueChanged), slider, &QSlider::setValue);
QLabel *label = new QLabel(i18n("&Page:"), this);
label->setBuddy(spinbox);
topLayout->addWidget(label);
topLayout->addLayout(midLayout);
midLayout->addWidget(slider);
midLayout->addWidget(spinbox);
// A little bit extra space
topLayout->addStretch(10);
topLayout->addWidget(buttonBox);
spinbox->setFocus();
}
int getPage() const
{
return spinbox->value();
}
protected:
QSpinBox *spinbox;
QSlider *slider;
QDialogButtonBox *buttonBox;
};
//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 = QInputDialog::getText(widget(), i18n( "Rename Bookmark" ), i18n( "Enter the new name of the bookmark:" ), QLineEdit::Normal, bookmark.fullText());
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::slotRemoveBookmarkFromMenu()
{
QAction *action = dynamic_cast<QAction *>(sender());
Q_ASSERT( action );
if ( action )
{
DocumentViewport vp ( action->data().toString() );
slotRemoveBookmark( vp );
}
}
void Part::slotRemoveBookmark(const DocumentViewport &viewport)
{
Q_ASSERT(m_document->bookmarkManager()->isBookmarked( viewport ));
if ( m_document->bookmarkManager()->isBookmarked( viewport ) )
{
m_document->bookmarkManager()->removeBookmark( viewport );
}
}
void Part::slotRenameCurrentViewportBookmark()
{
slotRenameBookmark( m_document->viewport() );
}
bool Part::aboutToShowContextMenu(QMenu * /*menu*/, QAction *action, QMenu *contextMenu)
{
KBookmarkAction *ba = dynamic_cast<KBookmarkAction*>(action);
if (ba != nullptr)
{
QAction *separatorAction = contextMenu->addSeparator();
separatorAction->setObjectName(QStringLiteral("OkularPrivateRenameBookmarkActions"));
QAction *renameAction = contextMenu->addAction( QIcon::fromTheme( QStringLiteral("edit-rename") ), i18n( "Rename this Bookmark" ), this, SLOT(slotRenameBookmarkFromMenu()) );
renameAction->setData(ba->property("htmlRef").toString());
renameAction->setObjectName(QStringLiteral("OkularPrivateRenameBookmarkActions"));
QAction *deleteAction = contextMenu->addAction( QIcon::fromTheme( QStringLiteral("list-remove") ), i18n("Remove this Bookmark"), this, SLOT(slotRemoveBookmarkFromMenu()));
deleteAction->setData(ba->property("htmlRef").toString());
deleteAction->setObjectName(QStringLiteral("OkularPrivateRenameBookmarkActions"));
}
return ba;
}
void Part::slotPreviousBookmark()
{
const KBookmark bookmark = m_document->bookmarkManager()->previousBookmark( m_document->viewport() );
if ( !bookmark.isNull() )
{
DocumentViewport vp( bookmark.url().fragment(QUrl::FullyDecoded) );
m_document->setViewport( vp );
}
}
void Part::slotNextBookmark()
{
const KBookmark bookmark = m_document->bookmarkManager()->nextBookmark( m_document->viewport() );
if ( !bookmark.isNull() )
{
DocumentViewport vp( bookmark.url().fragment(QUrl::FullyDecoded) );
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 != nullptr )
{
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()
{
if ( !isModified() )
return true;
else
return saveAs( url() );
}
bool Part::slotSaveFileAs( bool showOkularArchiveAsDefaultFormat )
{
if ( m_embedMode == PrintPreviewMode )
return false;
// Determine the document's mimetype
QMimeDatabase db;
QMimeType originalMimeType;
const QString typeName = m_document->documentInfo().get( DocumentInfo::MimeType );
if ( !typeName.isEmpty() )
originalMimeType = db.mimeTypeForName( typeName );
// What data would we lose if we saved natively?
bool wontSaveForms, wontSaveAnnotations;
checkNativeSaveDataLoss(&wontSaveForms, &wontSaveAnnotations);
const QMimeType okularArchiveMimeType = db.mimeTypeForName( QStringLiteral("application/vnd.kde.okular-archive") );
// Prepare "Save As" dialog
const QString originalMimeTypeFilter = i18nc("File type name and pattern", "%1 (%2)", originalMimeType.comment(), originalMimeType.globPatterns().join(QLatin1Char(' ')));
const QString okularArchiveMimeTypeFilter = i18nc("File type name and pattern", "%1 (%2)", okularArchiveMimeType.comment(), okularArchiveMimeType.globPatterns().join(QLatin1Char(' ')));
// What format choice should we show as default?
QString selectedFilter = (isDocumentArchive || showOkularArchiveAsDefaultFormat ||
wontSaveForms || wontSaveAnnotations) ?
okularArchiveMimeTypeFilter : originalMimeTypeFilter;
QString filter = originalMimeTypeFilter + QStringLiteral(";;") + okularArchiveMimeTypeFilter;
const QUrl saveUrl = QFileDialog::getSaveFileUrl(widget(), i18n("Save As"), url(), filter, &selectedFilter);
if ( !saveUrl.isValid() || saveUrl.isEmpty() )
return false;
// Has the user chosen to save in .okular archive format?
const bool saveAsOkularArchive = ( selectedFilter == okularArchiveMimeTypeFilter );
return saveAs( saveUrl, saveAsOkularArchive ? SaveAsOkularArchive : NoSaveAsFlags );
}
bool Part::saveAs(const QUrl & saveUrl)
{
// Save in the same format (.okular vs native) as the current file
return saveAs( saveUrl, isDocumentArchive ? SaveAsOkularArchive : NoSaveAsFlags );
}
bool Part::saveAs( const QUrl & saveUrl, SaveAsFlags flags )
{
// TODO When we get different saving backends we need to query the backend
// as to if it can save changes even if the open file has been modified,
// since we only have poppler as saving backend for now we're skipping that check
if ( m_fileLastModified != QFileInfo( localFilePath() ).lastModified() )
{
QMessageBox::warning( widget(),
i18n( "File Changed" ),
i18n( "The file '%1' has been modified by another program, which means it can no longer be saved.", url().fileName() ) );
return false;
}
bool hasUserAcceptedReload = false;
if ( m_documentOpenWithPassword )
{
const int res = KMessageBox::warningYesNo( widget(),
i18n( "The current document is protected with a password.<br />In order to save, the file needs to be reloaded. You will be asked for the password again and your undo/redo history will be lost.<br />Do you want to continue?" ),
i18n( "Save - Warning" ) );
switch ( res )
{
case KMessageBox::Yes:
hasUserAcceptedReload = true;
// do nothing
break;
case KMessageBox::No: // User said no to continue, so return true even if save didn't happen otherwise we will get an error
return true;
}
}
bool setModifiedAfterSave = false;
QTemporaryFile 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();
QScopedPointer<QTemporaryFile> tempFile;
KIO::Job *copyJob = nullptr; // this will be filled with the job that writes to saveUrl
// Does the user want a .okular archive?
if ( flags & SaveAsOkularArchive )
{
if ( !hasUserAcceptedReload && !m_document->canSwapBackingFile() )
{
const int res = KMessageBox::warningYesNo( widget(),
i18n( "After saving, the current document format requires the file to be reloaded. Your undo/redo history will be lost.<br />Do you want to continue?" ),
i18n( "Save - Warning" ) );
switch ( res )
{
case KMessageBox::Yes:
// do nothing
break;
case KMessageBox::No: // User said no to continue, so return true even if save didn't happen otherwise we will get an error
return true;
}
}
if ( !m_document->saveDocumentArchive( fileName ) )
{
KMessageBox::information( widget(), i18n("File could not be saved in '%1'. Try to save it to another location.", fileName ) );
return false;
}
copyJob = KIO::file_copy( QUrl::fromLocalFile( fileName ), saveUrl, -1, KIO::Overwrite );
}
else
{
bool wontSaveForms, wontSaveAnnotations;
checkNativeSaveDataLoss(&wontSaveForms, &wontSaveAnnotations);
// If something can't be saved in this format, ask for confirmation
QStringList listOfwontSaves;
if ( wontSaveForms ) listOfwontSaves << i18n( "Filled form contents" );
if ( wontSaveAnnotations ) listOfwontSaves << i18n( "User annotations" );
if ( !listOfwontSaves.isEmpty() )
{
if ( saveUrl == url() )
{
// Save
const QString warningMessage = i18n( "You are about to save changes, but the current file format does not support saving the following elements. Please use the <i>Okular document archive</i> format to preserve them." );
const int result = KMessageBox::warningYesNoList( widget(),
warningMessage,
listOfwontSaves, i18n( "Warning" ),
KGuiItem( i18n( "Save as Okular document archive..." ), "document-save-as" ), // <- KMessageBox::Yes
KStandardGuiItem::cancel() );
switch (result)
{
case KMessageBox::Yes: // -> Save as Okular document archive
return slotSaveFileAs( true /* showOkularArchiveAsDefaultFormat */ );
default:
return false;
}
}
else
{
// Save as
const QString warningMessage = m_document->canSwapBackingFile() ?
i18n( "You are about to save changes, but the current file format does not support saving the following elements. Please use the <i>Okular document archive</i> format to preserve them. Click <i>Continue</i> to save the document and discard these elements." ) :
i18n( "You are about to save changes, but the current file format does not support saving the following elements. Please use the <i>Okular document archive</i> format to preserve them. Click <i>Continue</i> to save, but you will lose these elements as well as the undo/redo history." );
const QString continueMessage = m_document->canSwapBackingFile() ?
i18n( "Continue" ) :
i18n( "Continue losing changes" );
const int result = KMessageBox::warningYesNoCancelList( widget(),
warningMessage,
listOfwontSaves, i18n( "Warning" ),
KGuiItem( i18n( "Save as Okular document archive..." ), "document-save-as" ), // <- KMessageBox::Yes
KGuiItem( continueMessage, "arrow-right" ) ); // <- KMessageBox::NO
switch (result)
{
case KMessageBox::Yes: // -> Save as Okular document archive
return slotSaveFileAs( true /* showOkularArchiveAsDefaultFormat */ );
case KMessageBox::No: // -> Continue
setModifiedAfterSave = m_document->canSwapBackingFile();
break;
case KMessageBox::Cancel:
return false;
}
}
}
if ( m_document->canSaveChanges() )
{
// If the generator supports saving changes, save them
QString errorText;
if ( !m_document->saveChanges( fileName, &errorText ) )
{
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;
}
copyJob = KIO::file_copy( QUrl::fromLocalFile( fileName ), saveUrl, -1, KIO::Overwrite );
}
else
{
// If the generators doesn't support saving changes, we will
// just copy the original file.
if ( isDocumentArchive )
{
// Special case: if the user is extracting the contents of a
// .okular archive back to the native format, we can't just copy
// the open file (which is a .okular). So let's ask to core to
// extract and give us the real file
if ( !m_document->extractArchivedFile( fileName ) )
{
KMessageBox::information( widget(), i18n("File could not be saved in '%1'. Try to save it to another location.", fileName ) );
return false;
}
copyJob = KIO::file_copy( QUrl::fromLocalFile( fileName ), saveUrl, -1, KIO::Overwrite );
}
else
{
// Otherwise just copy the open file.
// make use of the already downloaded (in case of remote URLs) file,
// no point in downloading that again
QUrl srcUrl = QUrl::fromLocalFile( localFilePath() );
// 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
tempFile.reset( m_keeper->copyToTemporary() );
if ( tempFile )
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 false;
#endif
}
else
{
// we still have the original remote URL of the document,
// so copy the document from there
srcUrl = url();
}
}
if ( srcUrl != saveUrl )
{
copyJob = KIO::file_copy( srcUrl, saveUrl, -1, KIO::Overwrite );
}
else
{
// Don't do a real copy in this case, just update the timestamps
copyJob = KIO::setModificationTime( saveUrl, QDateTime::currentDateTime() );
}
}
}
}
// Stop watching for changes while we write the new file (useful when
// overwriting)
if ( url().isLocalFile() )
unsetFileToWatch();
KJobWidgets::setWindow(copyJob, widget());
if ( !copyJob->exec() )
{
KMessageBox::information( widget(), i18n("File could not be saved in '%1'. Error: '%2'. Try to save it to another location.", saveUrl.toDisplayString(), copyJob->errorString() ) );
// Restore watcher
if ( url().isLocalFile() )
setFileToWatch( localFilePath() );
return false;
}
m_document->setHistoryClean( true );
if ( m_document->isDocdataMigrationNeeded() )
m_document->docdataMigrationDone();
bool reloadedCorrectly = true;
// Make the generator use the new new file instead of the old one
if ( m_document->canSwapBackingFile() && !m_documentOpenWithPassword )
{
// this calls openFile internally, which in turn actually calls
// m_document->swapBackingFile() instead of the regular loadDocument
if ( openUrl( saveUrl, true /* swapInsteadOfOpening */ ) )
{
if ( setModifiedAfterSave )
{
m_document->setHistoryClean( false );
}
}
else
{
reloadedCorrectly = false;
}
}
else
{
// If the generator doesn't support swapping file, then just reload
// the document from the new location
if ( !slotAttemptReload( true, saveUrl ) )
reloadedCorrectly = false;
}
// In case of file swapping errors, close the document to avoid inconsistencies
if ( !reloadedCorrectly )
{
qWarning() << "The document hasn't been reloaded/swapped correctly";
closeUrl();
}
// Restore watcher
if ( url().isLocalFile() )
setFileToWatch( localFilePath() );
//Set correct permission taking into account the umask value
#ifndef Q_OS_WIN
const QString saveFilePath = saveUrl.toLocalFile();
if ( QFile::exists( saveFilePath ) )
{
const mode_t mask = umask( 0 );
umask( mask );
const mode_t fileMode = 0666 & ~mask;
chmod( saveFilePath.toLocal8Bit().constData(), fileMode );
}
#endif
return true;
}
// If the user wants to save in the original file's format, some features might
// not be available. Find out what cannot be saved in this format
void Part::checkNativeSaveDataLoss(bool *out_wontSaveForms, bool *out_wontSaveAnnotations) const
{
bool wontSaveForms = false;
bool wontSaveAnnotations = false;
if ( !m_document->canSaveChanges( Document::SaveFormsCapability ) )
{
/* Set wontSaveForms only if there are forms */
const int pagecount = m_document->pages();
for ( int pageno = 0; pageno < pagecount; ++pageno )
{
const Okular::Page *page = m_document->page( pageno );
if ( !page->formFields().empty() )
{
wontSaveForms = true;
break;
}
}
}
if ( !m_document->canSaveChanges( Document::SaveAnnotationsCapability ) )
{
/* Set wontSaveAnnotations only if there are local annotations */
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) )
{
wontSaveAnnotations = true;
break;
}
}
if ( wontSaveAnnotations )
break;
}
}
*out_wontSaveForms = wontSaveForms;
*out_wontSaveAnnotations = wontSaveAnnotations;
}
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()
{
// Create dialog
PreferencesDialog * dialog = new PreferencesDialog( m_pageView, Okular::Settings::self(), m_embedMode );
dialog->setAttribute( Qt::WA_DeleteOnClose );
// Show it
dialog->show();
}
void Part::slotAnnotationPreferences()
{
// Create dialog
PreferencesDialog * dialog = new PreferencesDialog( m_pageView, Okular::Settings::self(), m_embedMode );
dialog->setAttribute( Qt::WA_DeleteOnClose );
// Show it
dialog->switchToAnnotationsPage();
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(m_toc) )
m_toc->reparseConfig();
// update ThumbnailList contents
if ( Okular::Settings::showLeftPanel() && !m_thumbnailList->isHidden() )
m_thumbnailList->updateWidgets();
// update Reviews settings
if ( m_sidebar->isItemEnabled(m_reviewsWidget) )
m_reviewsWidget->reparseConfig();
setWindowTitleFromDocument ();
if ( m_presentationDrawingActions ) {
m_presentationDrawingActions->reparseConfig();
if (factory()) {
factory()->refreshActionProperties();
}
}
}
void Part::slotPrintPreview()
{
if (m_document->pages() == 0) return;
QPrinter printer;
QString tempFilePattern;
if ( m_document->printingSupport() == Okular::Document::PostscriptPrinting )
{
tempFilePattern = (QDir::tempPath() + QLatin1String("/okular_XXXXXX.ps"));
}
else if ( m_document->printingSupport() == Okular::Document::NativePrinting )
{
tempFilePattern = (QDir::tempPath() + QLatin1String("/okular_XXXXXX.pdf"));
}
else
{
return;
}
// Generate a temp filename for Print to File, then release the file so generator can write to it
QTemporaryFile tf(tempFilePattern);
tf.setAutoRemove( true );
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::slotShowTOCMenu(const Okular::DocumentViewport &vp, const QPoint &point, const QString &title)
{
showMenu(m_document->page(vp.pageNumber), point, title, vp);
}
void Part::slotShowMenu(const Okular::Page *page, const QPoint &point)
{
showMenu(page, point);
}
void Part::showMenu(const Okular::Page *page, const QPoint &point, const QString &bookmarkTitle, const Okular::DocumentViewport &vp)
{
if ( m_embedMode == PrintPreviewMode )
return;
bool reallyShow = false;
const bool currentPage = page && page->number() == m_document->viewport().pageNumber;
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(QStringLiteral("options_show_menubar"));
if (act && qobject_cast<KToggleAction*>(act))
m_showMenuBarAction = qobject_cast<KToggleAction*>(act);
// fullscreen
act = ac->action(QStringLiteral("fullscreen"));
if (act && qobject_cast<KToggleFullScreenAction*>(act))
m_showFullScreenAction = qobject_cast<KToggleFullScreenAction*>(act);
}
}
m_actionsSearched = true;
}
QMenu *popup = new QMenu( widget() );
QAction *addBookmark = nullptr;
QAction *removeBookmark = nullptr;
QAction *fitPageWidth = nullptr;
if (page)
{
popup->addAction( new OKMenuTitle( popup, i18n( "Page %1", page->number() + 1 ) ) );
if ( ( !currentPage && m_document->bookmarkManager()->isBookmarked( page->number() ) ) ||
( currentPage && m_document->bookmarkManager()->isBookmarked( m_document->viewport() ) ) )
removeBookmark = popup->addAction( QIcon::fromTheme(QStringLiteral("edit-delete-bookmark")), i18n("Remove Bookmark") );
else
addBookmark = popup->addAction( QIcon::fromTheme(QStringLiteral("bookmark-new")), i18n("Add Bookmark") );
if ( m_pageView->canFitPageWidth() )
fitPageWidth = popup->addAction( QIcon::fromTheme(QStringLiteral("zoom-fit-best")), i18n("Fit Width") );
popup->addAction( m_prevBookmark );
popup->addAction( m_nextBookmark );
reallyShow = true;
}
if ((m_showMenuBarAction && !m_showMenuBarAction->isChecked()) || (m_showFullScreenAction && m_showFullScreenAction->isChecked()))
{
popup->addAction( new OKMenuTitle( popup, 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)
{
if ( currentPage && bookmarkTitle.isEmpty() )
m_document->bookmarkManager()->addBookmark( m_document->viewport() );
else if ( !bookmarkTitle.isEmpty() )
m_document->bookmarkManager()->addBookmark( m_document->currentDocument(), vp, bookmarkTitle );
else
m_document->bookmarkManager()->addBookmark( page->number() );
}
else if (res == removeBookmark)
{
if (currentPage)
m_document->bookmarkManager()->removeBookmark( m_document->viewport() );
else
m_document->bookmarkManager()->removeBookmark( page->number() );
}
else if (res == fitPageWidth)
{
m_pageView->fitPageWidth( page->number() );
}
}
}
delete popup;
}
void Part::slotShowProperties()
{
PropertiesDialog *d = new PropertiesDialog(widget(), m_document);
connect(d, &QDialog::finished, d, &QObject::deleteLater);
d->open();
}
void Part::slotShowEmbeddedFiles()
{
EmbeddedFilesDialog *d = new EmbeddedFilesDialog(widget(), m_document);
connect(d, &QDialog::finished, d, &QObject::deleteLater);
d->open();
}
void Part::slotShowPresentation()
{
if ( !m_presentationWidget )
{
m_presentationWidget = new PresentationWidget( widget(), m_document, m_presentationDrawingActions, 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, m_presentationDrawingActions, actionCollection() );
else delete (PresentationWidget*) m_presentationWidget;
}
}
void Part::reload()
{
if ( m_document->isOpened() )
{
slotReload();
}
}
void Part::enableStartWithPrint()
{
m_cliPrint = true;
}
void Part::enableExitAfterPrint()
{
m_cliPrintAndExit = true;
}
void Part::slotAboutBackend()
{
const KPluginMetaData data = m_document->generatorInfo();
if (!data.isValid())
return;
KAboutData aboutData = KAboutData::fromPluginMetaData(data);
QIcon icon = QIcon::fromTheme(data.iconName());
// fall back to mime type icon
if (icon.isNull()) {
const Okular::DocumentInfo documentInfo = m_document->documentInfo(QSet<DocumentInfo::Key>() << DocumentInfo::MimeType);
const QString mimeTypeName = documentInfo.get(DocumentInfo::MimeType);
if (!mimeTypeName.isEmpty()) {
QMimeDatabase db;
QMimeType type = db.mimeTypeForName(mimeTypeName);
if (type.isValid()) {
icon = QIcon::fromTheme(type.iconName());
}
}
}
if (!icon.isNull()) {
// 48x48 is what KAboutApplicationDialog wants, which doesn't match any default so we hardcode it
aboutData.setProgramLogo(icon.pixmap(48, 48));
}
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;
QMimeDatabase mimeDatabase;
QMimeType mimeType;
switch ( id )
{
case 0:
mimeType = mimeDatabase.mimeTypeForName(QStringLiteral("text/plain"));
break;
default:
mimeType = m_exportFormats.at( id - 1 ).mimeType();
break;
}
QString filter = i18nc("File type name and pattern", "%1 (%2)", mimeType.comment(), mimeType.globPatterns().join(QLatin1Char(' ')));
QString fileName = QFileDialog::getSaveFileName( widget(), QString(), QString(), filter);
if ( !fileName.isEmpty() )
{
bool saved = false;
switch ( id )
{
case 0:
saved = m_document->exportToText( fileName );
break;
default:
saved = m_document->exportTo( fileName, m_exportFormats.at( id - 1 ) );
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();
slotAttemptReload();
}
void Part::slotPrint()
{
if (m_document->pages() == 0) return;
#ifdef Q_OS_WIN
QPrinter printer(QPrinter::HighResolution);
#else
QPrinter printer;
#endif
QPrintDialog *printDialog = nullptr;
QWidget *printConfigWidget = nullptr;
// 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();
}
printDialog = new QPrintDialog(&printer, widget());
printDialog->setWindowTitle(i18nc("@title:window", "Print"));
QList<QWidget*> options;
if (printConfigWidget) {
options << printConfigWidget;
}
printDialog->setOptionTabs(options);
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 );
}
// Enable the Current Page option in the dialog.
if ( m_document->pages() > 1 && currentPage() > 0 )
{
printDialog->setOption( QAbstractPrintDialog::PrintCurrentPage );
}
bool success = true;
if ( printDialog->exec() )
success = doPrint( printer );
delete printDialog;
if ( m_cliPrintAndExit )
exit ( success ? EXIT_SUCCESS : EXIT_FAILURE );
}
}
void Part::setupPrint( QPrinter &printer )
{
printer.setOrientation(m_document->orientation());
// title
QString title = m_document->metaData( QStringLiteral("DocumentTitle") ).toString();
if ( title.isEmpty() )
{
title = m_document->currentDocument().fileName();
}
if ( !title.isEmpty() )
{
printer.setDocName( title );
}
}
bool Part::doPrint(QPrinter &printer)
{
if (!m_document->isAllowed(Okular::AllowPrint))
{
KMessageBox::error(widget(), i18n("Printing this document is not allowed."));
return false;
}
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));
}
return false;
}
return true;
}
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( QUrl::fromLocalFile(m_temporaryLocalFile) );
m_temporaryLocalFile.clear();
}
void Part::displayInfoMessage( const QString &message, KMessageWidget::MessageType messageType, int duration )
{
if ( !Okular::Settings::showOSD() )
{
if (messageType == KMessageWidget::Error)
{
KMessageBox::error( widget(), message );
}
return;
}
// hide messageWindow if string is empty
if ( message.isEmpty() )
m_infoMessage->animatedHide();
// display message (duration is length dependant)
if ( duration < 0 )
{
duration = 500 + 100 * message.length();
}
m_infoTimer->start( duration );
m_infoMessage->setText( message );
m_infoMessage->setMessageType( messageType );
m_infoMessage->setVisible( true );
}
void Part::errorMessage( const QString &message, int duration )
{
displayInfoMessage( message, KMessageWidget::Error, duration );
}
void Part::warningMessage( const QString &message, int duration )
{
displayInfoMessage( message, KMessageWidget::Warning, duration );
}
void Part::noticeMessage( const QString &message, int duration )
{
// less important message -> simpleer display widget in the PageView
m_pageView->displayMessage( message, QString(), PageViewMessage::Info, duration );
}
void Part::moveSplitter(int sideWidgetSize)
{
m_sidebar->moveSplitter( sideWidgetSize );
}
void Part::unsetDummyMode()
{
if ( m_embedMode == PrintPreviewMode )
return;
m_sidebar->setItemEnabled( m_reviewsWidget, true );
m_sidebar->setItemEnabled( m_bookmarkList, 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.data(), &PageView::mouseBackButtonClick, m_historyBack, &QAction::trigger);
m_historyNext = KStandardAction::documentForward( this, SLOT(slotHistoryNext()), actionCollection());
m_historyNext->setWhatsThis( i18n( "Go to the place you were after" ) );
connect(m_pageView.data(), &PageView::mouseForwardButtonClick, m_historyNext, &QAction::trigger);
m_pageView->setupActions( actionCollection() );
// attach the actions of the children widgets too
m_formsMessage->addAction( m_pageView->toggleFormsAction() );
// ensure history actions are in the correct state
updateViewActions();
}
bool Part::handleCompressed( QString &destpath, const QString &path, KFilterDev::CompressionType compressionType)
{
m_tempfile = nullptr;
// we are working with a compressed file, decompressing
// temporary file for decompressing
QTemporaryFile *newtempfile = new QTemporaryFile();
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>",
newtempfile->errorString()));
delete newtempfile;
return false;
}
// decompression filer
KCompressionDevice dev( path, compressionType );
if ( !dev.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 newtempfile;
return false;
}
char buf[65536];
int read = 0, wrtn = 0;
while ((read = dev.read(buf, sizeof(buf))) > 0)
{
wrtn = newtempfile->write(buf, read);
if ( read != wrtn )
break;
}
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( QStringLiteral("bookmarks_currentdocument") );
qDeleteAll( m_bookmarkActions );
m_bookmarkActions.clear();
}
QUrl u = m_document->currentDocument();
if ( u.isValid() )
{
m_bookmarkActions = m_document->bookmarkManager()->actionsForUrl( u );
}
bool havebookmarks = true;
if ( m_bookmarkActions.isEmpty() )
{
havebookmarks = false;
QAction * a = new QAction( nullptr );
a->setText( i18n( "No Bookmarks" ) );
a->setEnabled( false );
m_bookmarkActions.append( a );
}
plugActionList( QStringLiteral("bookmarks_currentdocument"), m_bookmarkActions );
if (factory())
{
const QList<KXMLGUIClient*> clients(factory()->clients());
bool containerFound = false;
for (int i = 0; !containerFound && i < clients.size(); ++i)
{
QMenu *container = dynamic_cast<QMenu*>(factory()->container(QStringLiteral("bookmarks"), clients[i]));
if (container && container->actions().contains(m_bookmarkActions.first()))
{
container->installEventFilter(this);
containerFound = true;
}
}
}
m_prevBookmark->setEnabled( havebookmarks );
m_nextBookmark->setEnabled( havebookmarks );
}
bool Part::eventFilter(QObject * watched, QEvent * event)
{
switch (event->type()) {
case QEvent::ContextMenu: {
QContextMenuEvent *e = static_cast<QContextMenuEvent *>(event);
QMenu *menu = static_cast<QMenu *>(watched);
QScopedPointer<QMenu> ctxMenu(new QMenu);
QPoint pos;
bool ret = false;
if (e->reason() == QContextMenuEvent::Mouse) {
pos = e->pos();
ret = aboutToShowContextMenu(menu, menu->actionAt(e->pos()), ctxMenu.data());
} else if (menu->activeAction()) {
pos = menu->actionGeometry(menu->activeAction()).center();
ret = aboutToShowContextMenu(menu, menu->activeAction(), ctxMenu.data());
}
ctxMenu->exec(menu->mapToGlobal(pos));
if (ret) {
event->accept();
}
return ret;
}
default:
break;
}
return false;
}
void Part::updateAboutBackendAction()
{
const KPluginMetaData data = m_document->generatorInfo();
m_aboutBackend->setEnabled(data.isValid());
}
void Part::resetStartArguments()
{
m_cliPrint = false;
m_cliPrintAndExit = false;
}
#if PURPOSE_FOUND
void Part::slotShareActionFinished(const QJsonObject &output, int error, const QString &message)
{
if (error) {
KMessageBox::error(widget(), i18n("There was a problem sharing the document: %1", message),
i18n("Share"));
} else {
const QString url = output["url"].toString();
if (url.isEmpty()) {
m_pageView->displayMessage(i18n("Document shared successfully"));
} else {
KMessageBox::information(widget(), i18n("You can find the shared document at: <a href=\"%1\">%1</a>", url),
i18n("Share"), QString(),
KMessageBox::Notify | KMessageBox::AllowLink);
}
}
}
#endif
void Part::setReadWrite(bool readwrite)
{
m_document->setAnnotationEditingEnabled( readwrite );
ReadWritePart::setReadWrite( readwrite );
}
} // namespace Okular
#include "part.moc"
/* kate: replace-tabs on; indent-width 4; */
Reference in a new issue View git blame Copy permalink