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goldendict-ng/articleview.cc
Xiao YiFang 5180dfb35e fix:about blank page handle
2022-08-23 20:12:03 +08:00

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/* This file is (c) 2008-2012 Konstantin Isakov <ikm@goldendict.org>
* Part of GoldenDict. Licensed under GPLv3 or later, see the LICENSE file */
#include "articleview.hh"
#include "QtCore/qvariant.h"
#include "folding.hh"
#include "fulltextsearch.hh"
#include "gddebug.hh"
#include "gestures.hh"
#include "programs.hh"
#include "utils.hh"
#include "webmultimediadownload.hh"
#include "weburlrequestinterceptor.h"
#include "wildcard.hh"
#include "wstring_qt.hh"
#include <QClipboard>
#include <QCryptographicHash>
#include <QDebug>
#include <QDesktopServices>
#include <QFileDialog>
#include <QKeyEvent>
#include <QMenu>
#include <QMessageBox>
#include <QRegularExpression>
#include <QWebChannel>
#include <QWebEngineHistory>
#include <QWebEngineScript>
#include <QWebEngineScriptCollection>
#include <QWebEngineSettings>
#include <assert.h>
#include <map>
#if (QT_VERSION >= QT_VERSION_CHECK(5,0,0) && QT_VERSION < QT_VERSION_CHECK(6,0,0))
#include <QWebEngineContextMenuData>
#endif
#if (QT_VERSION >= QT_VERSION_CHECK(6,0,0))
#include <QtCore5Compat/QRegExp>
#include <QWebEngineContextMenuRequest>
#include <QWebEngineFindTextResult>
#endif
#ifdef Q_OS_WIN32
#include <windows.h>
#include <QPainter>
#endif
#include <QBuffer>
#if defined( Q_OS_WIN32 ) || defined( Q_OS_MAC )
#include "speechclient.hh"
#endif
#include "globalbroadcaster.h"
using std::map;
using std::list;
/// AccentMarkHandler class
///
/// Remove accent marks from text
/// and mirror position in normalized text to original text
class AccentMarkHandler
{
protected:
QString normalizedString;
QVector< int > accentMarkPos;
public:
AccentMarkHandler()
{}
virtual ~AccentMarkHandler()
{}
static QChar accentMark()
{ return QChar( 0x301 ); }
/// Create text without accent marks
/// and store mark positions
virtual void setText( QString const & baseString )
{
accentMarkPos.clear();
normalizedString.clear();
int pos = 0;
QChar mark = accentMark();
for( int x = 0; x < baseString.length(); x++ )
{
if( baseString.at( x ) == mark )
{
accentMarkPos.append( pos );
continue;
}
normalizedString.append( baseString.at( x ) );
pos++;
}
}
/// Return text without accent marks
QString const & normalizedText() const
{ return normalizedString; }
/// Convert position into position in original text
int mirrorPosition( int const & pos ) const
{
int newPos = pos;
for( int x = 0; x < accentMarkPos.size(); x++ )
{
if( accentMarkPos.at( x ) < pos )
newPos++;
else
break;
}
return newPos;
}
};
/// End of DslAccentMark class
/// DiacriticsHandler class
///
/// Remove diacritics from text
/// and mirror position in normalized text to original text
class DiacriticsHandler : public AccentMarkHandler
{
public:
DiacriticsHandler()
{}
~DiacriticsHandler()
{}
/// Create text without diacriticss
/// and store diacritic marks positions
virtual void setText( QString const & baseString )
{
accentMarkPos.clear();
normalizedString.clear();
gd::wstring baseText = gd::toWString( baseString );
gd::wstring normText;
int pos = 0;
normText.reserve( baseText.size() );
gd::wchar const * nextChar = baseText.data();
size_t consumed;
for( size_t left = baseText.size(); left; )
{
if( *nextChar >= 0x10000U )
{
// Will be translated into surrogate pair
normText.push_back( *nextChar );
pos += 2;
nextChar++; left--;
continue;
}
gd::wchar ch = Folding::foldedDiacritic( nextChar, left, consumed );
if( Folding::isCombiningMark( ch ) )
{
accentMarkPos.append( pos );
nextChar++; left--;
continue;
}
if( consumed > 1 )
{
for( size_t i = 1; i < consumed; i++ )
accentMarkPos.append( pos );
}
normText.push_back( ch );
pos += 1;
nextChar += consumed;
left -= consumed;
}
normalizedString = gd::toQString( normText );
}
};
/// End of DiacriticsHandler class
void ArticleView::emitJavascriptFinished(){
emit notifyJavascriptFinished();
}
namespace {
char const * const scrollToPrefix = "gdfrom-";
bool isScrollTo( QString const & id )
{
return id.startsWith( scrollToPrefix );
}
QString dictionaryIdFromScrollTo( QString const & scrollTo )
{
Q_ASSERT( isScrollTo( scrollTo ) );
const int scrollToPrefixLength = 7;
return scrollTo.mid( scrollToPrefixLength );
}
QString searchStatusMessageNoMatches()
{
return ArticleView::tr( "Phrase not found" );
}
QString searchStatusMessage( int activeMatch, int matchCount )
{
Q_ASSERT( matchCount > 0 );
Q_ASSERT( activeMatch > 0 );
Q_ASSERT( activeMatch <= matchCount );
return ArticleView::tr( "%1 of %2 matches" ).arg( activeMatch ).arg( matchCount );
}
} // unnamed namespace
QString ArticleView::scrollToFromDictionaryId( QString const & dictionaryId )
{
Q_ASSERT( !isScrollTo( dictionaryId ) );
return scrollToPrefix + dictionaryId;
}
ArticleView::ArticleView( QWidget * parent, ArticleNetworkAccessManager & nm, AudioPlayerPtr const & audioPlayer_,
std::vector< sptr< Dictionary::Class > > const & allDictionaries_,
Instances::Groups const & groups_, bool popupView_, Config::Class const & cfg_,
QAction & openSearchAction_, QAction * dictionaryBarToggled_,
GroupComboBox const * groupComboBox_ ) :
QFrame( parent ),
articleNetMgr( nm ),
audioPlayer( audioPlayer_ ),
allDictionaries( allDictionaries_ ),
groups( groups_ ),
popupView( popupView_ ),
cfg( cfg_ ),
pasteAction( this ),
articleUpAction( this ),
articleDownAction( this ),
goBackAction( this ),
goForwardAction( this ),
selectCurrentArticleAction( this ),
copyAsTextAction( this ),
inspectAction( this ),
openSearchAction( openSearchAction_ ),
searchIsOpened( false ),
dictionaryBarToggled( dictionaryBarToggled_ ),
groupComboBox( groupComboBox_ ),
ftsSearchIsOpened( false ),
ftsSearchMatchCase( false ),
ftsPosition( 0 )
{
ui.setupUi( this );
ui.definition->setUp( const_cast< Config::Class * >( &cfg ) );
goBackAction.setShortcut( QKeySequence( "Alt+Left" ) );
ui.definition->addAction( &goBackAction );
connect( &goBackAction, SIGNAL( triggered() ),
this, SLOT( back() ) );
goForwardAction.setShortcut( QKeySequence( "Alt+Right" ) );
ui.definition->addAction( &goForwardAction );
connect( &goForwardAction, SIGNAL( triggered() ),
this, SLOT( forward() ) );
ui.definition->pageAction( QWebEnginePage::Copy )->setShortcut( QKeySequence::Copy );
ui.definition->addAction( ui.definition->pageAction( QWebEnginePage::Copy ) );
QAction * selectAll = ui.definition->pageAction( QWebEnginePage::SelectAll );
selectAll->setShortcut( QKeySequence::SelectAll );
selectAll->setShortcutContext( Qt::WidgetWithChildrenShortcut );
ui.definition->addAction( selectAll );
ui.definition->setContextMenuPolicy( Qt::CustomContextMenu );
connect(ui.definition, SIGNAL(loadFinished(bool)), this,
SLOT(loadFinished(bool)));
connect(ui.definition, SIGNAL(loadProgress(int)), this,
SLOT(loadProgress(int)));
connect( ui.definition, SIGNAL( linkClicked( QUrl ) ), this, SLOT( linkClicked( QUrl ) ) );
connect( ui.definition->page(), SIGNAL( titleChanged( QString ) ),
this, SLOT( handleTitleChanged( QString ) ) );
connect( ui.definition->page(), SIGNAL( urlChanged(QUrl) ),
this, SLOT( handleUrlChanged(QUrl) ) );
connect( ui.definition, SIGNAL( customContextMenuRequested( QPoint const & ) ),
this, SLOT( contextMenuRequested( QPoint const & ) ) );
connect( ui.definition->page(), SIGNAL( linkHovered ( const QString &) ),
this, SLOT( linkHovered ( const QString & ) ) );
connect( ui.definition, SIGNAL( doubleClicked( QPoint ) ),this,SLOT( doubleClicked( QPoint ) ) );
pasteAction.setShortcut( QKeySequence::Paste );
ui.definition->addAction( &pasteAction );
connect( &pasteAction, SIGNAL( triggered() ), this, SLOT( pasteTriggered() ) );
articleUpAction.setShortcut( QKeySequence( "Alt+Up" ) );
ui.definition->addAction( &articleUpAction );
connect( &articleUpAction, SIGNAL( triggered() ), this, SLOT( moveOneArticleUp() ) );
articleDownAction.setShortcut( QKeySequence( "Alt+Down" ) );
ui.definition->addAction( &articleDownAction );
connect( &articleDownAction, SIGNAL( triggered() ), this, SLOT( moveOneArticleDown() ) );
ui.definition->addAction( &openSearchAction );
connect( &openSearchAction, SIGNAL( triggered() ), this, SLOT( openSearch() ) );
selectCurrentArticleAction.setShortcut( QKeySequence( "Ctrl+Shift+A" ));
selectCurrentArticleAction.setText( tr( "Select Current Article" ) );
ui.definition->addAction( &selectCurrentArticleAction );
connect( &selectCurrentArticleAction, SIGNAL( triggered() ),
this, SLOT( selectCurrentArticle() ) );
copyAsTextAction.setShortcut( QKeySequence( "Ctrl+Shift+C" ) );
copyAsTextAction.setText( tr( "Copy as text" ) );
ui.definition->addAction( &copyAsTextAction );
connect( &copyAsTextAction, SIGNAL( triggered() ),
this, SLOT( copyAsText() ) );
inspectAction.setShortcut( QKeySequence( Qt::Key_F12 ) );
inspectAction.setText( tr( "Inspect" ) );
ui.definition->addAction( &inspectAction );
connect(&inspectAction, &QAction::triggered, this, &ArticleView::inspectElement);
ui.definition->installEventFilter( this );
ui.searchFrame->installEventFilter( this );
ui.ftsSearchFrame->installEventFilter( this );
QWebEngineSettings * settings = ui.definition->settings();
settings->setUnknownUrlSchemePolicy(QWebEngineSettings::UnknownUrlSchemePolicy::DisallowUnknownUrlSchemes);
#if( QT_VERSION < QT_VERSION_CHECK( 6, 0, 0 ) )
settings->defaultSettings()->setAttribute( QWebEngineSettings::LocalContentCanAccessRemoteUrls, true );
settings->defaultSettings()->setAttribute( QWebEngineSettings::LocalContentCanAccessFileUrls, true );
settings->defaultSettings()->setAttribute( QWebEngineSettings::ErrorPageEnabled, false );
settings->defaultSettings()->setAttribute( QWebEngineSettings::PluginsEnabled, cfg.preferences.enableWebPlugins );
settings->defaultSettings()->setAttribute( QWebEngineSettings::PlaybackRequiresUserGesture, false );
settings->defaultSettings()->setAttribute( QWebEngineSettings::JavascriptCanAccessClipboard, true );
settings->defaultSettings()->setAttribute( QWebEngineSettings::PrintElementBackgrounds, false );
#else
settings->setAttribute( QWebEngineSettings::LocalContentCanAccessRemoteUrls, true );
settings->setAttribute( QWebEngineSettings::LocalContentCanAccessFileUrls, true );
settings->setAttribute( QWebEngineSettings::ErrorPageEnabled, false );
settings->setAttribute( QWebEngineSettings::PluginsEnabled, cfg.preferences.enableWebPlugins );
settings->setAttribute( QWebEngineSettings::PlaybackRequiresUserGesture, false );
settings->setAttribute( QWebEngineSettings::JavascriptCanAccessClipboard, true );
settings->setAttribute( QWebEngineSettings::PrintElementBackgrounds, false );
#endif
ui.definition->load( QUrl("gdlookup://localhost?word=(untitled)&blank=1") );
expandOptionalParts = cfg.preferences.alwaysExpandOptionalParts;
ui.definition->grabGesture( Gestures::GDPinchGestureType );
ui.definition->grabGesture( Gestures::GDSwipeGestureType );
// Variable name for store current selection range
rangeVarName = QString( "sr_%1" ).arg( QString::number( (quint64)this, 16 ) );
connect(GlobalBroadcaster::instance(), SIGNAL( dictionaryChanges(ActiveDictIds)), this,
SLOT(setActiveDictIds(ActiveDictIds)));
connect( GlobalBroadcaster::instance(), &GlobalBroadcaster::dictionaryClear, this,
&ArticleView::dictionaryClear );
channel = new QWebChannel(ui.definition->page());
agent = new ArticleViewAgent(this);
attachWebChannelToHtml();
ankiConnector = new AnkiConnector( this, cfg );
connect( ankiConnector,
&AnkiConnector::errorText,
this,
[ this ]( QString const & errorText ) { emit statusBarMessage( errorText ); } );
}
// explicitly report the minimum size, to avoid
// sidebar widgets' improper resize during restore
QSize ArticleView::minimumSizeHint() const
{
return ui.searchFrame->minimumSizeHint();
}
void ArticleView::setGroupComboBox( GroupComboBox const * g )
{
groupComboBox = g;
}
ArticleView::~ArticleView()
{
cleanupTemp();
audioPlayer->stop();
//channel->deregisterObject(this);
ui.definition->ungrabGesture( Gestures::GDPinchGestureType );
ui.definition->ungrabGesture( Gestures::GDSwipeGestureType );
}
void ArticleView::showDefinition( Config::InputPhrase const & phrase, unsigned group,
QString const & scrollTo,
Contexts const & contexts_ )
{
currentWord = phrase.phrase.trimmed();
currentActiveDictIds.clear();
// first, let's stop the player
audioPlayer->stop();
QUrl req;
Contexts contexts( contexts_ );
req.setScheme( "gdlookup" );
req.setHost( "localhost" );
Utils::Url::addQueryItem( req, "word", phrase.phrase );
if ( !phrase.punctuationSuffix.isEmpty() )
Utils::Url::addQueryItem( req, "punctuation_suffix", phrase.punctuationSuffix );
Utils::Url::addQueryItem( req, "group", QString::number( group ) );
if( cfg.preferences.ignoreDiacritics )
Utils::Url::addQueryItem( req, "ignore_diacritics", "1" );
if ( scrollTo.size() )
Utils::Url::addQueryItem( req, "scrollto", scrollTo );
if( delayedHighlightText.size() )
{
Utils::Url::addQueryItem( req, "regexp", delayedHighlightText );
delayedHighlightText.clear();
}
Contexts::Iterator pos = contexts.find( "gdanchor" );
if( pos != contexts.end() )
{
Utils::Url::addQueryItem( req, "gdanchor", contexts[ "gdanchor" ] );
contexts.erase( pos );
}
if ( contexts.size() )
{
QBuffer buf;
buf.open( QIODevice::WriteOnly );
QDataStream stream( &buf );
stream << contexts;
buf.close();
Utils::Url::addQueryItem( req, "contexts", QString::fromLatin1( buf.buffer().toBase64() ) );
}
QString mutedDicts = getMutedForGroup( group );
if ( mutedDicts.size() )
Utils::Url::addQueryItem( req, "muted", mutedDicts );
// Update headwords history
emit sendWordToHistory( phrase.phrase );
// Any search opened is probably irrelevant now
closeSearch();
// Clear highlight all button selection
ui.highlightAllButton->setChecked(false);
emit setExpandMode( expandOptionalParts );
load( req );
//QApplication::setOverrideCursor( Qt::WaitCursor );
ui.definition->setCursor( Qt::WaitCursor );
}
void ArticleView::showDefinition( QString const & word, unsigned group,
QString const & scrollTo,
Contexts const & contexts_ )
{
showDefinition( Config::InputPhrase::fromPhrase( word ), group, scrollTo, contexts_ );
}
void ArticleView::showDefinition( QString const & word, QStringList const & dictIDs,
QRegExp const & searchRegExp, unsigned group,
bool ignoreDiacritics )
{
if( dictIDs.isEmpty() )
return;
currentWord = word.trimmed();
// first, let's stop the player
audioPlayer->stop();
QUrl req;
req.setScheme( "gdlookup" );
req.setHost( "localhost" );
Utils::Url::addQueryItem( req, "word", word );
Utils::Url::addQueryItem( req, "dictionaries", dictIDs.join( ",") );
Utils::Url::addQueryItem( req, "regexp", searchRegExp.pattern() );
if( searchRegExp.caseSensitivity() == Qt::CaseSensitive )
Utils::Url::addQueryItem( req, "matchcase", "1" );
if( searchRegExp.patternSyntax() == QRegExp::WildcardUnix )
Utils::Url::addQueryItem( req, "wildcards", "1" );
Utils::Url::addQueryItem( req, "group", QString::number( group ) );
if( ignoreDiacritics )
Utils::Url::addQueryItem( req, "ignore_diacritics", "1" );
// Update headwords history
emit sendWordToHistory( word );
// Any search opened is probably irrelevant now
closeSearch();
// Clear highlight all button selection
ui.highlightAllButton->setChecked(false);
emit setExpandMode( expandOptionalParts );
load( req );
ui.definition->setCursor( Qt::WaitCursor );
}
void ArticleView::sendToAnki(QString const & word, QString const & text ){
ankiConnector->sendToAnki(word,text);
}
void ArticleView::showAnticipation()
{
ui.definition->setHtml( "" );
ui.definition->setCursor( Qt::WaitCursor );
}
void ArticleView::inspectElement()
{
emit inspectSignal( ui.definition->page() );
}
void ArticleView::loadFinished( bool result )
{
setZoomFactor( cfg.preferences.zoomFactor );
QUrl url = ui.definition->url();
qDebug() << "article view loaded url:" << url.url().left( 200 ) << result;
if( url.url() == "about:blank" )
{
return;
}
if( !result )
{
qWarning() << "article loaded unsuccessful";
return;
}
if( cfg.preferences.autoScrollToTargetArticle )
{
QString const scrollTo = Utils::Url::queryItemValue( url, "scrollto" );
if( isScrollTo( scrollTo ) )
{
setCurrentArticle( scrollTo, true );
}
}
ui.definition->unsetCursor();
// Expand collapsed article if only one loaded
ui.definition->page()->runJavaScript( QString( "gdCheckArticlesNumber();" ) );
if( !Utils::Url::queryItemValue( url, "gdanchor" ).isEmpty() )
{
QString anchor = QUrl::fromPercentEncoding( Utils::Url::encodedQueryItemValue( url, "gdanchor" ) );
// Find GD anchor on page
int n = anchor.indexOf( '_' );
if( n == 33 )
// MDict pattern: ("g" + dictionary ID (33 chars total))_(articleID(quint64, hex))_(original anchor)
n = anchor.indexOf( '_', n + 1 );
else
n = 0;
if( n > 0 )
{
QString originalAnchor = anchor.mid( n + 1 );
int end = originalAnchor.indexOf('_');
QString hash=originalAnchor.left(end);
url.clear();
url.setFragment(hash);
ui.definition->page()->runJavaScript(
QString("window.location.hash = \"%1\"").arg(QString::fromUtf8(url.toEncoded())));
}
else
{
url.clear();
url.setFragment( anchor );
ui.definition->page()->runJavaScript(
QString( "window.location.hash = \"%1\"" ).arg( QString::fromUtf8( url.toEncoded() ) ) );
}
}
//the click audio url such as gdau://xxxx ,webview also emit a pageLoaded signal but with the result is false.need future investigation.
//the audio link click ,no need to emit pageLoaded signal
if(result){
emit pageLoaded( this );
}
if( Utils::Url::hasQueryItem( ui.definition->url(), "regexp" ) )
highlightFTSResults();
}
void ArticleView::loadProgress(int ){
}
void ArticleView::handleTitleChanged( QString const & title )
{
if( !title.isEmpty() ) // Qt 5.x WebKit raise signal titleChanges(QString()) while navigation within page
emit titleChanged( this, title );
}
void ArticleView::handleUrlChanged( QUrl const & url )
{
QIcon icon;
unsigned group = getGroup( url );
if ( group )
{
// Find the group's instance corresponding to the fragment value
for( unsigned x = 0; x < groups.size(); ++x )
if ( groups[ x ].id == group )
{
// Found it
icon = groups[ x ].makeIcon();
break;
}
}
emit iconChanged( this, icon );
}
unsigned ArticleView::getGroup( QUrl const & url )
{
if ( url.scheme() == "gdlookup" && Utils::Url::hasQueryItem( url, "group" ) )
return Utils::Url::queryItemValue( url, "group" ).toUInt();
return 0;
}
QStringList ArticleView::getArticlesList()
{
return currentActiveDictIds;
}
QString ArticleView::getActiveArticleId()
{
return activeDictId;
}
void ArticleView::setActiveArticleId(QString const & dictId){
this->activeDictId=dictId;
}
QString ArticleView::getCurrentArticle()
{
QString dictId=getActiveArticleId();
return scrollToFromDictionaryId( dictId );
}
void ArticleView::jumpToDictionary( QString const & id, bool force )
{
QString targetArticle = scrollToFromDictionaryId( id );
// jump only if neceessary, or when forced
if ( force || targetArticle != getCurrentArticle() )
{
setCurrentArticle( targetArticle, true );
}
}
bool ArticleView::setCurrentArticle( QString const & id, bool moveToIt )
{
if ( !isScrollTo( id ) )
return false; // Incorrect id
if ( !ui.definition->isVisible() )
return false; // No action on background page, scrollIntoView there don't work
if(moveToIt){
QString dictId = id.mid( 7 );
if( dictId.isEmpty() )
return false;
QString script = QString( "var elem=document.getElementById('%1'); "
"if(elem!=undefined){elem.scrollIntoView(true);} gdMakeArticleActive('%2',true);" )
.arg( id, dictId );
onJsActiveArticleChanged( id );
ui.definition->page()->runJavaScript( script );
setActiveArticleId( dictId );
}
return true;
}
void ArticleView::selectCurrentArticle()
{
ui.definition->page()->runJavaScript(
QString( "gdSelectArticle( '%1' );var elem=document.getElementById('%2'); if(elem!=undefined){elem.scrollIntoView(true);}" ).arg( getActiveArticleId() ,getCurrentArticle()) );
}
void ArticleView::isFramedArticle( QString const & ca, const std::function< void( bool ) > & callback )
{
if( ca.isEmpty() )
callback( false );
ui.definition->page()->runJavaScript( QString( "!!document.getElementById('gdexpandframe-%1');" ).arg( ca.mid( 7 ) ),
[ callback ]( const QVariant & res ) { callback( res.toBool() ); } );
}
bool ArticleView::isExternalLink( QUrl const & url )
{
return Utils::isExternalLink(url);
}
void ArticleView::tryMangleWebsiteClickedUrl( QUrl & url, Contexts & contexts )
{
// Don't try mangling audio urls, even if they are from the framed websites
if( ( url.scheme() == "http" || url.scheme() == "https" ) && !Dictionary::WebMultimediaDownload::isAudioUrl( url ) )
{
// Maybe a link inside a website was clicked?
QString ca = getCurrentArticle();
isFramedArticle( ca, []( bool framed ){} );
}
}
void ArticleView::saveHistoryUserData()
{
ui.definition->setProperty("sx", ui.definition->page()->scrollPosition().x());
ui.definition->setProperty("sy", ui.definition->page()->scrollPosition().y());
}
void ArticleView::load( QUrl const & url )
{
saveHistoryUserData();
ui.definition->load( url );
}
void ArticleView::cleanupTemp()
{
QSet< QString >::iterator it = desktopOpenedTempFiles.begin();
while( it != desktopOpenedTempFiles.end() )
{
if( QFile::remove( *it ) )
it = desktopOpenedTempFiles.erase( it );
else
++it;
}
}
bool ArticleView::handleF3( QObject * /*obj*/, QEvent * ev )
{
if ( ev->type() == QEvent::ShortcutOverride
|| ev->type() == QEvent::KeyPress )
{
QKeyEvent * ke = static_cast<QKeyEvent *>( ev );
if ( ke->key() == Qt::Key_F3 && isSearchOpened() ) {
if ( !ke->modifiers() )
{
if( ev->type() == QEvent::KeyPress )
on_searchNext_clicked();
ev->accept();
return true;
}
if ( ke->modifiers() == Qt::ShiftModifier )
{
if( ev->type() == QEvent::KeyPress )
on_searchPrevious_clicked();
ev->accept();
return true;
}
}
if ( ke->key() == Qt::Key_F3 && ftsSearchIsOpened )
{
if ( !ke->modifiers() )
{
if( ev->type() == QEvent::KeyPress )
on_ftsSearchNext_clicked();
ev->accept();
return true;
}
if ( ke->modifiers() == Qt::ShiftModifier )
{
if( ev->type() == QEvent::KeyPress )
on_ftsSearchPrevious_clicked();
ev->accept();
return true;
}
}
}
return false;
}
bool ArticleView::eventFilter( QObject * obj, QEvent * ev )
{
#ifdef Q_OS_MAC
if( ev->type() == QEvent::NativeGesture )
{
qDebug() << "it's a Native Gesture!";
// handle Qt::ZoomNativeGesture Qt::SmartZoomNativeGesture here
// ignore swipe left/right.
// QWebEngine can handle Qt::SmartZoomNativeGesture.
}
#else
if( ev->type() == QEvent::Gesture )
{
Gestures::GestureResult result;
QPoint pt;
bool handled = Gestures::handleGestureEvent( obj, ev, result, pt );
if( handled )
{
if( result == Gestures::ZOOM_IN )
zoomIn();
else
if( result == Gestures::ZOOM_OUT )
zoomOut();
else
if( result == Gestures::SWIPE_LEFT )
back();
else
if( result == Gestures::SWIPE_RIGHT )
forward();
else
if( result == Gestures::SWIPE_UP || result == Gestures::SWIPE_DOWN )
{
int delta = result == Gestures::SWIPE_UP ? -120 : 120;
QWidget *widget = static_cast< QWidget * >( obj );
QPoint angleDelta(0, delta);
QPoint pixelDetal;
QWidget *child = widget->childAt( widget->mapFromGlobal( pt ) );
if( child )
{
QWheelEvent whev( child->mapFromGlobal( pt ), pt, pixelDetal,angleDelta, Qt::NoButton, Qt::NoModifier,Qt::NoScrollPhase,false);
qApp->sendEvent( child, &whev );
}
else
{
QWheelEvent whev( widget->mapFromGlobal( pt ), pt,pixelDetal, angleDelta,Qt::NoButton, Qt::NoModifier,Qt::NoScrollPhase,false );
qApp->sendEvent( widget, &whev );
}
}
}
return handled;
}
#endif
if( ev->type() == QEvent::MouseMove )
{
if( Gestures::isFewTouchPointsPresented() )
{
ev->accept();
return true;
}
}
if ( handleF3( obj, ev ) )
{
return true;
}
if ( obj == ui.definition )
{
if ( ev->type() == QEvent::MouseButtonPress ) {
QMouseEvent * event = static_cast< QMouseEvent * >( ev );
if ( event->button() == Qt::XButton1 ) {
back();
return true;
}
if ( event->button() == Qt::XButton2 ) {
forward();
return true;
}
}
else
if ( ev->type() == QEvent::KeyPress || ev->type ()==QEvent::ShortcutOverride)
{
QKeyEvent * keyEvent = static_cast< QKeyEvent * >( ev );
if ( keyEvent->modifiers() &
( Qt::ControlModifier | Qt::AltModifier | Qt::MetaModifier ) )
return false; // A non-typing modifier is pressed
if ( Utils::ignoreKeyEvent(keyEvent)||
keyEvent->key() == Qt::Key_Return ||
keyEvent->key() == Qt::Key_Enter )
return false; // Those key have other uses than to start typing
QString text = keyEvent->text();
if ( text.size() )
{
emit typingEvent( text );
return true;
}
}
else if( ev->type() == QEvent::Wheel )
{
QWheelEvent * pe = static_cast< QWheelEvent * >( ev );
if( pe->modifiers().testFlag( Qt::ControlModifier ) )
{
if( pe->angleDelta().y() > 0 )
{
zoomIn();
}
else
{
zoomOut();
}
}
}
}
else
return QFrame::eventFilter( obj, ev );
return false;
}
QString ArticleView::getMutedForGroup( unsigned group )
{
if ( dictionaryBarToggled && dictionaryBarToggled->isChecked() )
{
// Dictionary bar is active -- mute the muted dictionaries
Instances::Group const * groupInstance = groups.findGroup( group );
// Find muted dictionaries for current group
Config::Group const * grp = cfg.getGroup( group );
Config::MutedDictionaries const * mutedDictionaries;
if( group == Instances::Group::AllGroupId )
mutedDictionaries = popupView ? &cfg.popupMutedDictionaries : &cfg.mutedDictionaries;
else
mutedDictionaries = grp ? ( popupView ? &grp->popupMutedDictionaries : &grp->mutedDictionaries ) : 0;
if( !mutedDictionaries )
return QString();
QStringList mutedDicts;
if ( groupInstance )
{
for( unsigned x = 0; x < groupInstance->dictionaries.size(); ++x )
{
QString id = QString::fromStdString(
groupInstance->dictionaries[ x ]->getId() );
if ( mutedDictionaries->contains( id ) )
mutedDicts.append( id );
}
}
if ( mutedDicts.size() )
return mutedDicts.join( "," );
}
return QString();
}
QStringList ArticleView::getMutedDictionaries(unsigned group) {
if (dictionaryBarToggled && dictionaryBarToggled->isChecked()) {
// Dictionary bar is active -- mute the muted dictionaries
Instances::Group const *groupInstance = groups.findGroup(group);
// Find muted dictionaries for current group
Config::Group const *grp = cfg.getGroup(group);
Config::MutedDictionaries const *mutedDictionaries;
if (group == Instances::Group::AllGroupId)
mutedDictionaries = popupView ? &cfg.popupMutedDictionaries : &cfg.mutedDictionaries;
else
mutedDictionaries = grp ? (popupView ? &grp->popupMutedDictionaries : &grp->mutedDictionaries) : 0;
if (!mutedDictionaries)
return QStringList();
QStringList mutedDicts;
if (groupInstance) {
for (unsigned x = 0; x < groupInstance->dictionaries.size(); ++x) {
QString id = QString::fromStdString(groupInstance->dictionaries[x]->getId());
if (mutedDictionaries->contains(id))
mutedDicts.append(id);
}
}
return mutedDicts;
}
return QStringList();
}
void ArticleView::linkHovered ( const QString & link )
{
QString msg;
QUrl url(link);
if ( url.scheme() == "bres" )
{
msg = tr( "Resource" );
}
else
if ( url.scheme() == "gdau" || Dictionary::WebMultimediaDownload::isAudioUrl( url ) )
{
msg = tr( "Audio" );
}
else
if ( url.scheme() == "gdtts" )
{
msg = tr( "TTS Voice" );
}
else
if ( url.scheme() == "gdpicture" )
{
msg = tr( "Picture" );
}
else
if ( url.scheme() == "gdvideo" )
{
if ( url.path().isEmpty() )
{
msg = tr( "Video" );
}
else
{
QString path = url.path();
if ( path.startsWith( '/' ) )
{
path = path.mid( 1 );
}
msg = tr( "Video: %1" ).arg( path );
}
}
else
if (url.scheme() == "gdlookup" || url.scheme().compare( "bword" ) == 0)
{
QString def = url.path();
if (def.startsWith("/"))
{
def = def.mid( 1 );
}
if( Utils::Url::hasQueryItem( url, "dict" ) )
{
// Link to other dictionary
QString dictName( Utils::Url::queryItemValue( url, "dict" ) );
if( !dictName.isEmpty() )
msg = tr( "Definition from dictionary \"%1\": %2" ).arg( dictName , def );
}
if( msg.isEmpty() )
{
if( def.isEmpty() && url.hasFragment() )
msg = '#' + url.fragment(); // this must be a citation, footnote or backlink
else
msg = tr( "Definition: %1").arg( def );
}
}
else
{
msg = link;
}
emit statusBarMessage( msg );
}
void ArticleView::attachWebChannelToHtml() {
// set the web channel to be used by the page
// see http://doc.qt.io/qt-5/qwebenginepage.html#setWebChannel
ui.definition->page()->setWebChannel(channel, QWebEngineScript::MainWorld);
// register QObjects to be exposed to JavaScript
channel->registerObject(QStringLiteral("articleview"), agent);
}
void ArticleView::linkClicked( QUrl const & url_ )
{
Qt::KeyboardModifiers kmod = QApplication::keyboardModifiers();
// Lock jump on links while Alt key is pressed
if( kmod & Qt::AltModifier )
return;
QUrl url( url_ );
Contexts contexts;
tryMangleWebsiteClickedUrl( url, contexts );
if ( !popupView &&
( ui.definition->isMidButtonPressed() ||
( kmod & ( Qt::ControlModifier | Qt::ShiftModifier ) ) ) && !isAudioLink(url) )
{
// Mid button or Control/Shift is currently pressed - open the link in new tab
ui.definition->resetMidButtonPressed();
emit openLinkInNewTab( url, ui.definition->url(), getCurrentArticle(), contexts );
}
else
openLink( url, ui.definition->url(), getCurrentArticle(), contexts );
}
void ArticleView::linkClickedInHtml( QUrl const & url_ )
{
emit ui.definition->linkClickedInHtml(url_);
if(!url_.isEmpty())
{
linkClicked( url_ );
}
}
void ArticleView::openLink( QUrl const & url, QUrl const & ref,
QString const & scrollTo,
Contexts const & contexts_ )
{
audioPlayer->stop();
qDebug() << "open link url:" << url;
auto [valid, word] = Utils::Url::getQueryWord( url );
if( valid && word.isEmpty() )
{
// invalid gdlookup url.
return;
}
Contexts contexts( contexts_ );
if( url.scheme().compare( "gdpicture" ) == 0 )
load( url );
else
if ( url.scheme().compare( "bword" ) == 0 || url.scheme().compare( "entry" ) == 0 )
{
if( Utils::Url::hasQueryItem( ref, "dictionaries" ) )
{
QStringList dictsList = Utils::Url::queryItemValue( ref, "dictionaries" )
.split( ",", Qt::SkipEmptyParts );
showDefinition( word, dictsList, QRegExp(), getGroup( ref ), false );
}
else
showDefinition( word,
getGroup( ref ), scrollTo, contexts );
}
else
if ( url.scheme() == "gdlookup" ) // Plain html links inherit gdlookup scheme
{
if ( url.hasFragment() )
{
ui.definition->page()->runJavaScript(
QString( "window.location = \"%1\"" ).arg( QString::fromUtf8( url.toEncoded() ) ) );
}
else
{
if( Utils::Url::hasQueryItem( ref, "dictionaries" ) )
{
// Specific dictionary group from full-text search
QStringList dictsList = Utils::Url::queryItemValue( ref, "dictionaries" )
.split( ",", Qt::SkipEmptyParts );
showDefinition( url.path().mid( 1 ), dictsList, QRegExp(), getGroup( ref ), false );
return;
}
QString newScrollTo( scrollTo );
if( Utils::Url::hasQueryItem( url, "dict" ) )
{
// Link to other dictionary
QString dictName( Utils::Url::queryItemValue( url, "dict" ) );
for( unsigned i = 0; i < allDictionaries.size(); i++ )
{
if( dictName.compare( QString::fromUtf8( allDictionaries[ i ]->getName().c_str() ) ) == 0 )
{
newScrollTo = scrollToFromDictionaryId( QString::fromUtf8( allDictionaries[ i ]->getId().c_str() ) );
break;
}
}
}
if( Utils::Url::hasQueryItem( url, "gdanchor" ) )
contexts[ "gdanchor" ] = Utils::Url::queryItemValue( url, "gdanchor" );
showDefinition( word,
getGroup( ref ), newScrollTo, contexts );
}
}
else
if ( url.scheme() == "bres" || url.scheme() == "gdau" || url.scheme() == "gdvideo" ||
Dictionary::WebMultimediaDownload::isAudioUrl( url ) )
{
// Download it
// Clear any pending ones
resourceDownloadRequests.clear();
resourceDownloadUrl = url;
if ( Dictionary::WebMultimediaDownload::isAudioUrl( url ) )
{
sptr< Dictionary::DataRequest > req =
new Dictionary::WebMultimediaDownload( url, articleNetMgr );
resourceDownloadRequests.push_back( req );
connect( req.get(), SIGNAL( finished() ),
this, SLOT( resourceDownloadFinished() ) );
}
else
if ( url.scheme() == "gdau" && url.host() == "search" )
{
// Since searches should be limited to current group, we just do them
// here ourselves since otherwise we'd need to pass group id to netmgr
// and it should've been having knowledge of the current groups, too.
unsigned currentGroup = getGroup( ref );
std::vector< sptr< Dictionary::Class > > const * activeDicts = 0;
if ( groups.size() )
{
for( unsigned x = 0; x < groups.size(); ++x )
if ( groups[ x ].id == currentGroup )
{
activeDicts = &( groups[ x ].dictionaries );
break;
}
}
else
activeDicts = &allDictionaries;
if ( activeDicts )
{
unsigned preferred = UINT_MAX;
if( url.hasFragment() )
{
// Find sound in the preferred dictionary
QString preferredName = Utils::Url::fragment( url );
try
{
for( unsigned x = 0; x < activeDicts->size(); ++x )
{
if( preferredName.compare( QString::fromUtf8( (*activeDicts)[ x ]->getName().c_str() ) ) == 0 )
{
preferred = x;
sptr< Dictionary::DataRequest > req =
(*activeDicts)[ x ]->getResource(
url.path().mid( 1 ).toUtf8().data() );
resourceDownloadRequests.push_back( req );
if ( !req->isFinished() )
{
// Queued loading
connect( req.get(), SIGNAL( finished() ),
this, SLOT( resourceDownloadFinished() ) );
}
else
{
// Immediate loading
if( req->dataSize() > 0 )
{
// Resource already found, stop next search
resourceDownloadFinished();
return;
}
}
break;
}
}
}
catch( std::exception & e )
{
emit statusBarMessage(
tr("ERROR: %1").arg(e.what()),
10000, QPixmap(":/icons/error.svg"));
}
}
for( unsigned x = 0; x < activeDicts->size(); ++x )
{
try
{
if( x == preferred )
continue;
sptr< Dictionary::DataRequest > req =
(*activeDicts)[ x ]->getResource(
url.path().mid( 1 ).toUtf8().data() );
resourceDownloadRequests.push_back( req );
if ( !req->isFinished() )
{
// Queued loading
connect( req.get(), SIGNAL( finished() ),
this, SLOT( resourceDownloadFinished() ) );
}
else
{
// Immediate loading
if( req->dataSize() > 0 )
{
// Resource already found, stop next search
break;
}
}
}
catch( std::exception & e )
{
emit statusBarMessage(
tr("ERROR: %1").arg(e.what()),
10000, QPixmap(":/icons/error.svg"));
}
}
}
}
else
{
// Normal resource download
QString contentType;
sptr< Dictionary::DataRequest > req =
articleNetMgr.getResource( url, contentType );
if ( !req.get() )
{
// Request failed, fail
}
else
if ( req->isFinished() && req->dataSize() >= 0 )
{
// Have data ready, handle it
resourceDownloadRequests.push_back( req );
resourceDownloadFinished();
return;
}
else
if ( !req->isFinished() )
{
// Queue to be handled when done
resourceDownloadRequests.push_back( req );
connect( req.get(), SIGNAL( finished() ),
this, SLOT( resourceDownloadFinished() ) );
}
}
if ( resourceDownloadRequests.empty() ) // No requests were queued
{
QMessageBox::critical( this, "GoldenDict", tr( "The referenced resource doesn't exist." ) );
return;
}
else
resourceDownloadFinished(); // Check any requests finished already
}
else
if ( url.scheme() == "gdprg" )
{
// Program. Run it.
QString id( url.host() );
for( Config::Programs::const_iterator i = cfg.programs.begin();
i != cfg.programs.end(); ++i )
{
if ( i->id == id )
{
// Found the corresponding program.
Programs::RunInstance * req = new Programs::RunInstance;
connect( req, SIGNAL(finished(QByteArray,QString)),
req, SLOT( deleteLater() ) );
QString error;
// Delete the request if it fails to start
if ( !req->start( *i, url.path().mid( 1 ), error ) )
{
delete req;
QMessageBox::critical( this, "GoldenDict",
error );
}
return;
}
}
// Still here? No such program exists.
QMessageBox::critical( this, "GoldenDict",
tr( "The referenced audio program doesn't exist." ) );
}
else
if ( url.scheme() == "gdtts" )
{
// TODO: Port TTS
#if defined( Q_OS_WIN32 ) || defined( Q_OS_MAC )
// Text to speech
QString md5Id = Utils::Url::queryItemValue( url, "engine" );
QString text( url.path().mid( 1 ) );
for ( Config::VoiceEngines::const_iterator i = cfg.voiceEngines.begin();
i != cfg.voiceEngines.end(); ++i )
{
QString itemMd5Id = QString( QCryptographicHash::hash(
i->id.toUtf8(),
QCryptographicHash::Md5 ).toHex() );
if ( itemMd5Id == md5Id )
{
SpeechClient * speechClient = new SpeechClient( *i, this );
connect( speechClient, SIGNAL( finished() ), speechClient, SLOT( deleteLater() ) );
speechClient->tell( text );
break;
}
}
#endif
}
else
if ( isExternalLink( url ) )
{
// Use the system handler for the conventional external links
QDesktopServices::openUrl( url );
}
}
ResourceToSaveHandler * ArticleView::saveResource( const QUrl & url, const QString & fileName )
{
return saveResource( url, ui.definition->url(), fileName );
}
ResourceToSaveHandler * ArticleView::saveResource( const QUrl & url, const QUrl & ref, const QString & fileName )
{
ResourceToSaveHandler * handler = new ResourceToSaveHandler( this, fileName );
sptr< Dictionary::DataRequest > req;
if( url.scheme() == "bres" || url.scheme() == "gico" || url.scheme() == "gdau" || url.scheme() == "gdvideo" )
{
if ( url.host() == "search" )
{
// Since searches should be limited to current group, we just do them
// here ourselves since otherwise we'd need to pass group id to netmgr
// and it should've been having knowledge of the current groups, too.
unsigned currentGroup = getGroup( ref );
std::vector< sptr< Dictionary::Class > > const * activeDicts = 0;
if ( groups.size() )
{
for( unsigned x = 0; x < groups.size(); ++x )
if ( groups[ x ].id == currentGroup )
{
activeDicts = &( groups[ x ].dictionaries );
break;
}
}
else
activeDicts = &allDictionaries;
if ( activeDicts )
{
unsigned preferred = UINT_MAX;
if( url.hasFragment() && url.scheme() == "gdau" )
{
// Find sound in the preferred dictionary
QString preferredName = Utils::Url::fragment( url );
for( unsigned x = 0; x < activeDicts->size(); ++x )
{
try
{
if( preferredName.compare( QString::fromUtf8( (*activeDicts)[ x ]->getName().c_str() ) ) == 0 )
{
preferred = x;
sptr< Dictionary::DataRequest > req =
(*activeDicts)[ x ]->getResource(
url.path().mid( 1 ).toUtf8().data() );
handler->addRequest( req );
if( req->isFinished() && req->dataSize() > 0 )
{
handler->downloadFinished();
return handler;
}
break;
}
}
catch( std::exception & e )
{
gdWarning( "getResource request error (%s) in \"%s\"\n", e.what(),
(*activeDicts)[ x ]->getName().c_str() );
}
}
}
for( unsigned x = 0; x < activeDicts->size(); ++x )
{
try
{
if( x == preferred )
continue;
req = (*activeDicts)[ x ]->getResource(
Utils::Url::path( url ).mid( 1 ).toUtf8().data() );
handler->addRequest( req );
if( req->isFinished() && req->dataSize() > 0 )
{
// Resource already found, stop next search
break;
}
}
catch( std::exception & e )
{
gdWarning( "getResource request error (%s) in \"%s\"\n", e.what(),
(*activeDicts)[ x ]->getName().c_str() );
}
}
}
}
else
{
// Normal resource download
QString contentType;
req = articleNetMgr.getResource( url, contentType );
if( req.get() )
{
handler->addRequest( req );
}
}
}
else
{
req = new Dictionary::WebMultimediaDownload( url, articleNetMgr );
handler->addRequest( req );
}
if ( handler->isEmpty() ) // No requests were queued
{
emit statusBarMessage(
tr("ERROR: %1").arg(tr("The referenced resource doesn't exist.")),
10000, QPixmap(":/icons/error.svg"));
}
// Check already finished downloads
handler->downloadFinished();
return handler;
}
void ArticleView::updateMutedContents()
{
QUrl currentUrl = ui.definition->url();
if ( currentUrl.scheme() != "gdlookup" )
return; // Weird url -- do nothing
unsigned group = getGroup( currentUrl );
if ( !group )
return; // No group in url -- do nothing
QString mutedDicts = getMutedForGroup( group );
if ( Utils::Url::queryItemValue( currentUrl, "muted" ) != mutedDicts )
{
// The list has changed -- update the url
Utils::Url::removeQueryItem( currentUrl, "muted" );
if ( mutedDicts.size() )
Utils::Url::addQueryItem( currentUrl, "muted", mutedDicts );
load( currentUrl );
//QApplication::setOverrideCursor( Qt::WaitCursor );
ui.definition->setCursor( Qt::WaitCursor );
}
}
bool ArticleView::canGoBack()
{
// First entry in a history is always an empty page,
// so we skip it.
return ui.definition->history()->currentItemIndex() > 1;
}
bool ArticleView::canGoForward()
{
return ui.definition->history()->canGoForward();
}
void ArticleView::setSelectionBySingleClick( bool set )
{
ui.definition->setSelectionBySingleClick( set );
}
void ArticleView::setDelayedHighlightText(QString const & text)
{
delayedHighlightText = text;
}
void ArticleView::back()
{
// Don't allow navigating back to page 0, which is usually the initial
// empty page
if ( canGoBack() )
{
saveHistoryUserData();
ui.definition->back();
}
}
void ArticleView::forward()
{
saveHistoryUserData();
ui.definition->forward();
}
void ArticleView::reload()
{
ui.definition->reload();
}
void ArticleView::hasSound( const std::function< void( bool ) > & callback )
{
ui.definition->page()->runJavaScript( "if(typeof(gdAudioLinks)!=\"undefined\") gdAudioLinks.first",
[ callback ]( const QVariant & v )
{
bool has = false;
if( v.type() == QVariant::String )
has = !v.toString().isEmpty();
callback( has );
} );
}
//use webengine javascript to playsound
void ArticleView::playSound()
{
QString variable = " (function(){ var link=gdAudioLinks[gdAudioLinks.current]; "
" if(link==undefined){ "
" link=gdAudioLinks.first; "
" } "
" return link;})(); ";
ui.definition->page()->runJavaScript(variable,[this](const QVariant & result){
if (result.type() == QVariant::String) {
QString soundScript = result.toString();
if (!soundScript.isEmpty())
openLink(QUrl::fromEncoded(soundScript.toUtf8()), ui.definition->url());
}
});
}
// use eventloop to turn the async callback to sync execution.
void ArticleView::toHtml( const std::function< void( QString & ) > & callback )
{
ui.definition->page()->toHtml(
[ = ]( const QString & content )
{
QString html = content;
callback( html );
} );
}
void ArticleView::setHtml(const QString& content,const QUrl& baseUrl){
ui.definition->page()->setHtml(content,baseUrl);
}
void ArticleView::setContent(const QByteArray &data, const QString &mimeType, const QUrl &baseUrl ){
ui.definition->page()->setContent(data,mimeType,baseUrl);
}
QString ArticleView::getTitle()
{
return ui.definition->page()->title();
}
Config::InputPhrase ArticleView::getPhrase() const
{
const QUrl url = ui.definition->url();
return Config::InputPhrase( Utils::Url::queryItemValue( url, "word" ),
Utils::Url::queryItemValue( url, "punctuation_suffix" ) );
}
void ArticleView::print( QPrinter * printer ) const
{
QEventLoop loop;
bool result;
auto printPreview = [ & ]( bool success )
{
result = success;
loop.quit();
};
#if( QT_VERSION < QT_VERSION_CHECK( 6, 0, 0 ) )
ui.definition->page()->print( printer, std::move( printPreview ) );
#else
connect( ui.definition, &QWebEngineView::printFinished, &loop, std::move( printPreview ) );
ui.definition->print( printer );
#endif
loop.exec();
if( !result )
{
qDebug() << "print failed";
}
}
void ArticleView::contextMenuRequested( QPoint const & pos )
{
// Is that a link? Is there a selection?
QWebEnginePage* r=ui.definition->page();
QMenu menu( this );
QAction * followLink = 0;
QAction * followLinkExternal = 0;
QAction * followLinkNewTab = 0;
QAction * lookupSelection = 0;
QAction * sendToAnkiAction = 0 ;
QAction * lookupSelectionGr = 0;
QAction * lookupSelectionNewTab = 0;
QAction * lookupSelectionNewTabGr = 0;
QAction * maxDictionaryRefsAction = 0;
QAction * addWordToHistoryAction = 0;
QAction * addHeaderToHistoryAction = 0;
QAction * sendWordToInputLineAction = 0;
QAction * saveImageAction = 0;
QAction * saveSoundAction = 0;
QAction * saveBookmark = 0;
#if( QT_VERSION < QT_VERSION_CHECK( 6, 0, 0 ) )
const QWebEngineContextMenuData * menuData = &(r->contextMenuData());
#else
QWebEngineContextMenuRequest * menuData = ui.definition->lastContextMenuRequest();
#endif
QUrl targetUrl(menuData->linkUrl());
Contexts contexts;
tryMangleWebsiteClickedUrl( targetUrl, contexts );
if ( !targetUrl.isEmpty() )
{
if ( !isExternalLink( targetUrl ) )
{
followLink = new QAction( tr( "&Open Link" ), &menu );
menu.addAction( followLink );
if( !popupView && !isAudioLink( targetUrl ) )
{
followLinkNewTab = new QAction( QIcon( ":/icons/addtab.svg" ),
tr( "Open Link in New &Tab" ), &menu );
menu.addAction( followLinkNewTab );
}
}
if ( isExternalLink( targetUrl ) )
{
followLinkExternal = new QAction( tr( "Open Link in &External Browser" ), &menu );
menu.addAction( followLinkExternal );
menu.addAction( ui.definition->pageAction( QWebEnginePage::CopyLinkToClipboard ) );
}
}
QUrl imageUrl;
#if( QT_VERSION < QT_VERSION_CHECK( 6, 0, 0 ) )
if( !popupView && menuData->mediaType ()==QWebEngineContextMenuData::MediaTypeImage)
#else
if( !popupView && menuData->mediaType ()==QWebEngineContextMenuRequest::MediaType::MediaTypeImage)
#endif
{
imageUrl = menuData->mediaUrl ();
if( !imageUrl.isEmpty() )
{
menu.addAction( ui.definition->pageAction( QWebEnginePage::CopyImageToClipboard ) );
saveImageAction = new QAction( tr( "Save &image..." ), &menu );
menu.addAction( saveImageAction );
}
}
if( !popupView && isAudioLink( targetUrl ) )
{
saveSoundAction = new QAction( tr( "Save s&ound..." ), &menu );
menu.addAction( saveSoundAction );
}
QString selectedText = ui.definition->selectedText();
QString text = Utils::trimNonChar( selectedText );
if ( text.size() && text.size() < 60 )
{
// We don't prompt for selections larger or equal to 60 chars, since
// it ruins the menu and it's hardly a single word anyway.
if( text.isRightToLeft() )
{
text.insert( 0, (ushort)0x202E ); // RLE, Right-to-Left Embedding
text.append( (ushort)0x202C ); // PDF, POP DIRECTIONAL FORMATTING
}
lookupSelection = new QAction( tr( "&Look up \"%1\"" ).
arg( text ),
&menu );
menu.addAction( lookupSelection );
if ( !popupView )
{
lookupSelectionNewTab = new QAction( QIcon( ":/icons/addtab.svg" ),
tr( "Look up \"%1\" in &New Tab" ).
arg( text ),
&menu );
menu.addAction( lookupSelectionNewTab );
sendWordToInputLineAction = new QAction( tr( "Send \"%1\" to input line" ).
arg( text ),
&menu );
menu.addAction( sendWordToInputLineAction );
}
addWordToHistoryAction = new QAction( tr( "&Add \"%1\" to history" ).
arg( text ),
&menu );
menu.addAction( addWordToHistoryAction );
Instances::Group const * altGroup =
( groupComboBox && groupComboBox->getCurrentGroup() != getGroup( ui.definition->url() ) ) ?
groups.findGroup( groupComboBox->getCurrentGroup() ) : 0;
if ( altGroup )
{
QIcon icon = altGroup->icon.size() ? QIcon( ":/flags/" + altGroup->icon ) :
QIcon();
lookupSelectionGr = new QAction( icon, tr( "Look up \"%1\" in %2" ).
arg( text ).
arg( altGroup->name ), &menu );
menu.addAction( lookupSelectionGr );
if ( !popupView )
{
lookupSelectionNewTabGr = new QAction( QIcon( ":/icons/addtab.svg" ),
tr( "Look up \"%1\" in %2 in &New Tab" ).
arg( text ).
arg( altGroup->name ), &menu );
menu.addAction( lookupSelectionNewTabGr );
}
}
}
if(text.size())
{
// avoid too long in the menu ,use left 30 characters.
saveBookmark = new QAction( tr( "Save &Bookmark \"%1...\"" ).arg( text.left( 30 ) ), &menu );
menu.addAction( saveBookmark );
}
// add anki menu
if( !text.isEmpty() && cfg.preferences.ankiConnectServer.enabled )
{
QString txt = ui.definition->title();
sendToAnkiAction = new QAction( tr( "&Send \"%1\" to anki with selected text." ).arg( txt ), &menu );
menu.addAction( sendToAnkiAction );
}
if( text.isEmpty() && !cfg.preferences.storeHistory)
{
QString txt = ui.definition->title();
if( txt.size() > 60 )
txt = txt.left( 60 ) + "...";
addHeaderToHistoryAction = new QAction( tr( "&Add \"%1\" to history" ).
arg( txt ),
&menu );
menu.addAction( addHeaderToHistoryAction );
}
if ( selectedText.size() )
{
menu.addAction( ui.definition->pageAction( QWebEnginePage::Copy ) );
menu.addAction( &copyAsTextAction );
}
else
{
menu.addAction( &selectCurrentArticleAction );
menu.addAction( ui.definition->pageAction( QWebEnginePage::SelectAll ) );
}
map< QAction *, QString > tableOfContents;
// Add table of contents
QStringList ids = getArticlesList();
if ( !menu.isEmpty() && ids.size() )
menu.addSeparator();
unsigned refsAdded = 0;
bool maxDictionaryRefsReached = false;
for( QStringList::const_iterator i = ids.constBegin(); i != ids.constEnd();
++i, ++refsAdded )
{
// Find this dictionary
for( unsigned x = allDictionaries.size(); x--; )
{
if ( allDictionaries[ x ]->getId() == i->toUtf8().data() )
{
QAction * action = 0;
if ( refsAdded == cfg.preferences.maxDictionaryRefsInContextMenu )
{
// Enough! Or the menu would become too large.
maxDictionaryRefsAction = new QAction( ".........", &menu );
action = maxDictionaryRefsAction;
maxDictionaryRefsReached = true;
}
else
{
action = new QAction(
allDictionaries[ x ]->getIcon(),
QString::fromUtf8( allDictionaries[ x ]->getName().c_str() ),
&menu );
// Force icons in menu on all platforms,
// since without them it will be much harder
// to find things.
action->setIconVisibleInMenu( true );
}
menu.addAction( action );
tableOfContents[ action ] = *i;
break;
}
}
if( maxDictionaryRefsReached )
break;
}
menu.addSeparator();
menu.addAction( &inspectAction );
if ( !menu.isEmpty() )
{
connect( this, SIGNAL( closePopupMenu() ), &menu, SLOT( close() ) );
QAction * result = menu.exec( ui.definition->mapToGlobal( pos ) );
if ( !result )
return;
if ( result == followLink )
openLink( targetUrl, ui.definition->url(), getCurrentArticle(), contexts );
else
if ( result == followLinkExternal )
QDesktopServices::openUrl( targetUrl );
else
if ( result == lookupSelection )
showDefinition( text, getGroup( ui.definition->url() ), getCurrentArticle() );
else if( result == saveBookmark )
{
emit saveBookmarkSignal( text.left( 60 ) );
}
else if( result == sendToAnkiAction )
{
sendToAnki( ui.definition->title(), ui.definition->selectedText() );
}
else
if ( result == lookupSelectionGr && groupComboBox )
showDefinition( selectedText, groupComboBox->getCurrentGroup(), QString() );
else
if ( result == addWordToHistoryAction )
emit forceAddWordToHistory( selectedText );
if ( result == addHeaderToHistoryAction )
emit forceAddWordToHistory( ui.definition->title() );
else
if( result == sendWordToInputLineAction )
emit sendWordToInputLine( selectedText );
else
if ( !popupView && result == followLinkNewTab )
emit openLinkInNewTab( targetUrl, ui.definition->url(), getCurrentArticle(), contexts );
else
if ( !popupView && result == lookupSelectionNewTab )
emit showDefinitionInNewTab( selectedText, getGroup( ui.definition->url() ),
getCurrentArticle(), Contexts() );
else
if ( !popupView && result == lookupSelectionNewTabGr && groupComboBox )
emit showDefinitionInNewTab( selectedText, groupComboBox->getCurrentGroup(),
QString(), Contexts() );
else
if( result == saveImageAction || result == saveSoundAction )
{
QUrl url = ( result == saveImageAction ) ? imageUrl : targetUrl;
QString savePath;
QString fileName;
if ( cfg.resourceSavePath.isEmpty() )
savePath = QDir::homePath();
else
{
savePath = QDir::fromNativeSeparators( cfg.resourceSavePath );
if ( !QDir( savePath ).exists() )
savePath = QDir::homePath();
}
QString name = Utils::Url::path( url ).section( '/', -1 );
if ( result == saveSoundAction )
{
// Audio data
if ( name.indexOf( '.' ) < 0 )
name += ".wav";
fileName = savePath + "/" + name;
fileName = QFileDialog::getSaveFileName( parentWidget(), tr( "Save sound" ),
fileName,
tr( "Sound files (*.wav *.ogg *.oga *.mp3 *.mp4 *.aac *.flac *.mid *.wv *.ape);;All files (*.*)" ) );
}
else
{
// Image data
// Check for babylon image name
if ( name[ 0 ] == '\x1E' )
name.remove( 0, 1 );
if ( name.length() && name[ name.length() - 1 ] == '\x1F' )
name.chop( 1 );
fileName = savePath + "/" + name;
fileName = QFileDialog::getSaveFileName( parentWidget(), tr( "Save image" ),
fileName,
tr( "Image files (*.bmp *.jpg *.png *.tif);;All files (*.*)" ) );
}
if ( !fileName.isEmpty() )
{
QFileInfo fileInfo( fileName );
emit storeResourceSavePath( QDir::toNativeSeparators( fileInfo.absoluteDir().absolutePath() ) );
saveResource( url, ui.definition->url(), fileName );
}
}
else
{
if ( !popupView && result == maxDictionaryRefsAction )
emit showDictsPane();
// Match against table of contents
QString id = tableOfContents[ result ];
if ( id.size() )
setCurrentArticle( scrollToFromDictionaryId( id ), true );
}
}
qDebug()<< "title = "<< r->title();
}
void ArticleView::resourceDownloadFinished()
{
if ( resourceDownloadRequests.empty() )
return; // Stray signal
// Find any finished resources
for( list< sptr< Dictionary::DataRequest > >::iterator i =
resourceDownloadRequests.begin(); i != resourceDownloadRequests.end(); )
{
if ( (*i)->isFinished() )
{
if ( (*i)->dataSize() >= 0 )
{
// Ok, got one finished, all others are irrelevant now
vector< char > const & data = (*i)->getFullData();
if ( resourceDownloadUrl.scheme() == "gdau" ||
Dictionary::WebMultimediaDownload::isAudioUrl( resourceDownloadUrl ) )
{
// Audio data
connect( audioPlayer.data(), SIGNAL( error( QString ) ), this, SLOT( audioPlayerError( QString ) ), Qt::UniqueConnection );
QString errorMessage = audioPlayer->play( data.data(), data.size() );
if( !errorMessage.isEmpty() )
QMessageBox::critical( this, "GoldenDict", tr( "Failed to play sound file: %1" ).arg( errorMessage ) );
}
else
{
// Create a temporary file
// Remove the ones previously used, if any
cleanupTemp();
QString fileName;
{
QTemporaryFile tmp(
QDir::temp().filePath( "XXXXXX-" + resourceDownloadUrl.path().section( '/', -1 ) ), this );
if ( !tmp.open() || (size_t) tmp.write( &data.front(), data.size() ) != data.size() )
{
QMessageBox::critical( this, "GoldenDict", tr( "Failed to create temporary file." ) );
return;
}
tmp.setAutoRemove( false );
desktopOpenedTempFiles.insert( fileName = tmp.fileName() );
}
if ( !QDesktopServices::openUrl( QUrl::fromLocalFile( fileName ) ) )
QMessageBox::critical( this, "GoldenDict",
tr( "Failed to auto-open resource file, try opening manually: %1." ).arg( fileName ) );
}
// Ok, whatever it was, it's finished. Remove this and any other
// requests and finish.
resourceDownloadRequests.clear();
return;
}
else
{
// This one had no data. Erase it.
resourceDownloadRequests.erase( i++ );
}
}
else // Unfinished, wait.
break;
}
if ( resourceDownloadRequests.empty() )
{
emit statusBarMessage(
tr("WARNING: %1").arg(tr("The referenced resource failed to download.")),
10000, QPixmap(":/icons/error.svg"));
}
}
void ArticleView::audioPlayerError( QString const & message )
{
emit statusBarMessage(tr("WARNING: Audio Player: %1").arg(message),
10000, QPixmap(":/icons/error.svg"));
}
void ArticleView::pasteTriggered()
{
Config::InputPhrase phrase = cfg.preferences.sanitizeInputPhrase( QApplication::clipboard()->text() );
if ( phrase.isValid() )
{
unsigned groupId = getGroup( ui.definition->url() );
if ( groupId == 0 )
{
// We couldn't figure out the group out of the URL,
// so let's try the currently selected group.
groupId = groupComboBox->getCurrentGroup();
}
showDefinition( phrase, groupId, getCurrentArticle() );
}
}
void ArticleView::moveOneArticleUp()
{
QString current = getCurrentArticle();
if ( current.size() )
{
QStringList lst = getArticlesList();
int idx = lst.indexOf( dictionaryIdFromScrollTo( current ) );
if ( idx != -1 )
{
--idx;
if ( idx < 0 )
idx = lst.size() - 1;
setCurrentArticle( scrollToFromDictionaryId( lst[ idx ] ), true );
}
}
}
void ArticleView::moveOneArticleDown()
{
QString current = getCurrentArticle();
QString currentDictId = dictionaryIdFromScrollTo( current );
QStringList lst = getArticlesList();
// if current article is empty .use the first as default.
if( currentDictId.isEmpty() && !lst.isEmpty() )
{
currentDictId = lst[ 0 ];
}
int idx = lst.indexOf( currentDictId );
if( idx != -1 )
{
idx = ( idx + 1 ) % lst.size();
setCurrentArticle( scrollToFromDictionaryId( lst[ idx ] ), true );
}
}
void ArticleView::openSearch()
{
if( !isVisible() )
return;
if( ftsSearchIsOpened )
closeSearch();
if ( !searchIsOpened )
{
ui.searchFrame->show();
ui.searchText->setText( getTitle() );
searchIsOpened = true;
}
ui.searchText->setFocus();
ui.searchText->selectAll();
// Clear any current selection
if ( ui.definition->selectedText().size() )
{
ui.definition->page()->
runJavaScript( "window.getSelection().removeAllRanges();_=0;" );
}
if ( ui.searchText->property( "noResults" ).toBool() )
{
ui.searchText->setProperty( "noResults", false );
// Reload stylesheet
reloadStyleSheet();
}
}
void ArticleView::on_searchPrevious_clicked()
{
if ( searchIsOpened )
performFindOperation( false, true );
}
void ArticleView::on_searchNext_clicked()
{
if ( searchIsOpened )
performFindOperation( false, false );
}
void ArticleView::on_searchText_textEdited()
{
performFindOperation( true, false );
}
void ArticleView::on_searchText_returnPressed()
{
on_searchNext_clicked();
}
void ArticleView::on_searchCloseButton_clicked()
{
closeSearch();
}
void ArticleView::on_searchCaseSensitive_clicked()
{
performFindOperation( true, false );
}
void ArticleView::on_highlightAllButton_clicked()
{
performFindOperation( false, false, true );
}
//the id start with "gdform-"
void ArticleView::onJsActiveArticleChanged(QString const & id)
{
if ( !isScrollTo( id ) )
return; // Incorrect id
QString dictId = dictionaryIdFromScrollTo( id );
setActiveArticleId( dictId );
emit activeArticleChanged( this, dictId );
}
void ArticleView::doubleClicked( QPoint pos )
{
// We might want to initiate translation of the selected word
audioPlayer->stop();
if ( cfg.preferences.doubleClickTranslates )
{
QString selectedText = ui.definition->selectedText();
// ignore empty word;
if( selectedText.isEmpty() )
return;
emit sendWordToInputLine( selectedText );
// Do some checks to make sure there's a sensible selection indeed
if ( Folding::applyWhitespaceOnly( gd::toWString( selectedText ) ).size() &&
selectedText.size() < 60 )
{
// Initiate translation
Qt::KeyboardModifiers kmod = QApplication::keyboardModifiers();
if (kmod & (Qt::ControlModifier | Qt::ShiftModifier))
{ // open in new tab
emit showDefinitionInNewTab( selectedText, getGroup( ui.definition->url() ),
getCurrentArticle(), Contexts() );
}
else
{
QUrl const & ref = ui.definition->url();
if( Utils::Url::hasQueryItem( ref, "dictionaries" ) )
{
QStringList dictsList = Utils::Url::queryItemValue(ref, "dictionaries" )
.split( ",", Qt::SkipEmptyParts );
showDefinition( selectedText, dictsList, QRegExp(), getGroup( ref ), false );
}
else
showDefinition( selectedText, getGroup( ref ), getCurrentArticle() );
}
}
}
}
void ArticleView::performFindOperation( bool restart, bool backwards, bool checkHighlight )
{
QString text = ui.searchText->text();
if ( restart || checkHighlight )
{
if( restart ) {
// Anyone knows how we reset the search position?
// For now we resort to this hack:
if ( ui.definition->selectedText().size() )
{
ui.definition->page()->
runJavaScript( "window.getSelection().removeAllRanges();_=0;" );
}
}
QWebEnginePage::FindFlags f( 0 );
if ( ui.searchCaseSensitive->isChecked() )
f |= QWebEnginePage::FindCaseSensitively;
ui.definition->findText( "", f );
if( ui.highlightAllButton->isChecked() )
ui.definition->findText( text, f );
if( checkHighlight )
return;
}
QWebEnginePage::FindFlags f( 0 );
if ( ui.searchCaseSensitive->isChecked() )
f |= QWebEnginePage::FindCaseSensitively;
if ( backwards )
f |= QWebEnginePage::FindBackward;
findText( text,
f,
[ text, this ]( bool match )
{
bool setMark = !text.isEmpty() && !match;
if( ui.searchText->property( "noResults" ).toBool() != setMark )
{
ui.searchText->setProperty( "noResults", setMark );
// Reload stylesheet
reloadStyleSheet();
}
} );
}
void ArticleView::findText( QString & text,
const QWebEnginePage::FindFlags & f,
const std::function< void( bool match ) > & callback )
{
#if( QT_VERSION >= QT_VERSION_CHECK( 6, 0, 0 ) )
ui.definition->findText( text,
f,
[ callback ]( const QWebEngineFindTextResult & result )
{
auto r = result.numberOfMatches() > 0;
if( callback )
callback( r );
} );
#else
ui.definition->findText( text,
f,
[ callback ]( bool result )
{
if( callback )
callback( result );
} );
#endif
}
void ArticleView::reloadStyleSheet()
{
for( QWidget * w = parentWidget(); w; w = w->parentWidget() )
{
if ( w->styleSheet().size() )
{
w->setStyleSheet( w->styleSheet() );
break;
}
}
}
bool ArticleView::closeSearch()
{
if ( searchIsOpened )
{
ui.searchFrame->hide();
ui.definition->setFocus();
searchIsOpened = false;
return true;
}
else
if( ftsSearchIsOpened )
{
allMatches.clear();
uniqueMatches.clear();
ftsPosition = 0;
ftsSearchIsOpened = false;
ui.ftsSearchFrame->hide();
ui.definition->setFocus();
QWebEnginePage::FindFlags flags ( 0 );
ui.definition->findText( "", flags );
return true;
}
else
return false;
}
bool ArticleView::isSearchOpened()
{
return searchIsOpened;
}
void ArticleView::showEvent( QShowEvent * ev )
{
QFrame::showEvent( ev );
if ( !searchIsOpened )
ui.searchFrame->hide();
if( !ftsSearchIsOpened )
ui.ftsSearchFrame->hide();
}
void ArticleView::receiveExpandOptionalParts( bool expand )
{
if( expandOptionalParts != expand )
switchExpandOptionalParts();
}
void ArticleView::switchExpandOptionalParts()
{
expandOptionalParts = !expandOptionalParts;
emit setExpandMode( expandOptionalParts );
reload();
}
void ArticleView::copyAsText()
{
QString text = ui.definition->selectedText();
if( !text.isEmpty() )
QApplication::clipboard()->setText( text );
}
void ArticleView::highlightFTSResults()
{
closeSearch();
// Clear any current selection
if( ui.definition->selectedText().size() )
{
ui.definition->page()->runJavaScript( "window.getSelection().removeAllRanges();_=0;" );
}
ui.definition->page()->toPlainText(
[ & ]( const QString pageText )
{
const QUrl & url = ui.definition->url();
QString regString = Utils::Url::queryItemValue( url, "regexp" );
if( regString.isEmpty() )
return;
bool ignoreDiacritics = Utils::Url::hasQueryItem( url, "ignore_diacritics" );
if( ignoreDiacritics )
regString = gd::toQString( Folding::applyDiacriticsOnly( gd::toWString( regString ) ) );
else
regString = regString.remove( AccentMarkHandler::accentMark() );
//<div><i>watch</i>out</div> to plainText will return "watchout".
//if application goes here,that means the article text must contains the search text.
//whole word match regString will contain \b . can not match the above senario.
//workaround ,remove \b from the regstring="(\bwatch\b)"
regString.remove( QRegularExpression( "\\\\b" ) );
QRegularExpression regexp;
if( Utils::Url::hasQueryItem( url, "wildcards" ) )
regexp.setPattern( wildcardsToRegexp( regString ) );
else
regexp.setPattern( regString );
QRegularExpression::PatternOptions patternOptions =
QRegularExpression::DotMatchesEverythingOption | QRegularExpression::UseUnicodePropertiesOption |
QRegularExpression::MultilineOption | QRegularExpression::InvertedGreedinessOption;
if( !Utils::Url::hasQueryItem( url, "matchcase" ) )
patternOptions |= QRegularExpression::CaseInsensitiveOption;
regexp.setPatternOptions( patternOptions );
if( regexp.pattern().isEmpty() || !regexp.isValid() )
return;
sptr< AccentMarkHandler > marksHandler = ignoreDiacritics ? new DiacriticsHandler : new AccentMarkHandler;
marksHandler->setText( pageText );
QRegularExpressionMatchIterator it = regexp.globalMatch( marksHandler->normalizedText() );
while( it.hasNext() )
{
QRegularExpressionMatch match = it.next();
// Mirror pos and matched length to original string
int pos = match.capturedStart();
int spos = marksHandler->mirrorPosition( pos );
int matched = marksHandler->mirrorPosition( pos + match.capturedLength() ) - spos;
// Add mark pos (if presented)
while( spos + matched < pageText.length() && pageText[ spos + matched ].category() == QChar::Mark_NonSpacing )
matched++;
if( matched > FTS::MaxMatchLengthForHighlightResults )
{
gdWarning( "ArticleView::highlightFTSResults(): Too long match - skipped (matched length %i, allowed %i)",
match.capturedLength(),
FTS::MaxMatchLengthForHighlightResults );
}
else
allMatches.append( pageText.mid( spos, matched ) );
}
ftsSearchMatchCase = Utils::Url::hasQueryItem( url, "matchcase" );
QWebEnginePage::FindFlags flags( QWebEnginePage::FindBackward );
if( ftsSearchMatchCase )
flags |= QWebEnginePage::FindCaseSensitively;
if( allMatches.isEmpty() )
ui.ftsSearchStatusLabel->setText( searchStatusMessageNoMatches() );
else
{
// highlightAllFtsOccurences( flags );
ui.definition->findText( allMatches.at( 0 ), flags );
// if( ui.definition->findText( allMatches.at( 0 ), flags ) )
// {
// ui.definition->page()->runJavaScript(
// QString( "%1=window.getSelection().getRangeAt(0);_=0;" ).arg( rangeVarName ) );
// }
Q_ASSERT( ftsPosition == 0 );
ui.ftsSearchStatusLabel->setText( searchStatusMessage( 1, allMatches.size() ) );
}
ui.ftsSearchFrame->show();
ui.ftsSearchPrevious->setEnabled( false );
ui.ftsSearchNext->setEnabled( allMatches.size() > 1 );
ftsSearchIsOpened = true;
} );
}
void ArticleView::highlightAllFtsOccurences( QWebEnginePage::FindFlags flags )
{
// Usually allMatches contains mostly duplicates. Thus searching for each element of
// allMatches to highlight them takes a long time => collect unique elements into a
// set and search for them instead.
// Don't use QList::toSet() or QSet's range constructor because they reserve space
// for QList::size() elements, whereas the final QSet size is likely 1 or 2.
QSet< QString > uniqueMatches;
for( int x = 0; x < allMatches.size(); ++x )
{
QString const & match = allMatches.at( x );
// Consider words that differ only in case equal if the search is case-insensitive.
uniqueMatches.insert( ftsSearchMatchCase ? match : match.toLower() );
}
for( QSet< QString >::const_iterator it = uniqueMatches.constBegin(); it != uniqueMatches.constEnd(); ++it )
ui.definition->findText( *it, flags );
}
void ArticleView::setActiveDictIds(ActiveDictIds ad) {
if (ad.word == currentWord) {
// ignore all other signals.
qDebug() << "receive dicts, current word:" << currentWord << ad.word << ":" << ad.dictIds;
currentActiveDictIds << ad.dictIds;
currentActiveDictIds.removeDuplicates();
emit updateFoundInDictsList();
}
}
void ArticleView::dictionaryClear( ActiveDictIds ad )
{
// ignore all other signals.
if( ad.word == currentWord )
{
qDebug() << "clear current dictionaries:" << currentWord;
currentActiveDictIds.clear();
}
}
//todo ,futher refinement?
void ArticleView::performFtsFindOperation( bool backwards )
{
if( !ftsSearchIsOpened )
return;
if( allMatches.isEmpty() )
{
ui.ftsSearchStatusLabel->setText( searchStatusMessageNoMatches() );
ui.ftsSearchNext->setEnabled( false );
ui.ftsSearchPrevious->setEnabled( false );
return;
}
QWebEnginePage::FindFlags flags( 0 );
if( ftsSearchMatchCase )
flags |= QWebEnginePage::FindCaseSensitively;
// Restore saved highlighted selection
ui.definition->page()->
runJavaScript( QString( "var sel=window.getSelection();sel.removeAllRanges();sel.addRange(%1);_=0;" )
.arg( rangeVarName ) );
if (backwards) {
if (ftsPosition > 0) {
ftsPosition -= 1;
}
#if( QT_VERSION >= QT_VERSION_CHECK( 6, 0, 0 ) )
ui.definition->findText( allMatches.at( ftsPosition ),
flags | QWebEnginePage::FindBackward,
[ this ]( const QWebEngineFindTextResult & result )
{
if( result.numberOfMatches ()== 0 )
return;
ui.ftsSearchPrevious->setEnabled(true);
if (!ui.ftsSearchNext->isEnabled())
ui.ftsSearchNext->setEnabled(true);
});
#else
ui.definition->findText(allMatches.at(ftsPosition),
flags | QWebEnginePage::FindBackward,
[this](bool res) {
ui.ftsSearchPrevious->setEnabled(res);
if (!ui.ftsSearchNext->isEnabled())
ui.ftsSearchNext->setEnabled(res);
});
#endif
} else {
if (ftsPosition < allMatches.size() - 1) {
ftsPosition += 1;
}
#if( QT_VERSION >= QT_VERSION_CHECK( 6, 0, 0 ) )
ui.definition->findText(allMatches.at(ftsPosition), flags, [this](const QWebEngineFindTextResult & result ) {
if( result.numberOfMatches() == 0 )
return;
ui.ftsSearchNext->setEnabled(true);
if (!ui.ftsSearchPrevious->isEnabled())
ui.ftsSearchPrevious->setEnabled(true);
});
}
#else
ui.definition->findText(allMatches.at(ftsPosition), flags, [this](bool res) {
ui.ftsSearchNext->setEnabled(res);
if (!ui.ftsSearchPrevious->isEnabled())
ui.ftsSearchPrevious->setEnabled(res);
});
}
#endif
ui.ftsSearchStatusLabel->setText( searchStatusMessage( ftsPosition + 1, allMatches.size() ) );
// Store new highlighted selection
// ui.definition->page()->
// runJavaScript( QString( "%1=window.getSelection().getRangeAt(0);_=0;" )
// .arg( rangeVarName ) );
}
void ArticleView::on_ftsSearchPrevious_clicked()
{
performFtsFindOperation( true );
}
void ArticleView::on_ftsSearchNext_clicked()
{
performFtsFindOperation( false );
}
ResourceToSaveHandler::ResourceToSaveHandler(ArticleView * view, QString const & fileName ) :
QObject( view ),
fileName( fileName ),
alreadyDone( false )
{
connect( this, SIGNAL( statusBarMessage( QString, int, QPixmap ) ),
view, SIGNAL( statusBarMessage( QString, int, QPixmap ) ) );
}
void ResourceToSaveHandler::addRequest( sptr<Dictionary::DataRequest> req )
{
if( !alreadyDone )
{
downloadRequests.push_back( req );
connect( req.get(), SIGNAL( finished() ),
this, SLOT( downloadFinished() ) );
}
}
void ResourceToSaveHandler::downloadFinished()
{
if ( downloadRequests.empty() )
return; // Stray signal
// Find any finished resources
for( list< sptr< Dictionary::DataRequest > >::iterator i =
downloadRequests.begin(); i != downloadRequests.end(); )
{
if ( (*i)->isFinished() )
{
if ( (*i)->dataSize() >= 0 && !alreadyDone )
{
QByteArray resourceData;
vector< char > const & data = (*i)->getFullData();
resourceData = QByteArray( data.data(), data.size() );
// Write data to file
if ( !fileName.isEmpty() )
{
QFileInfo fileInfo( fileName );
QDir().mkpath( fileInfo.absoluteDir().absolutePath() );
QFile file( fileName );
if ( file.open( QFile::WriteOnly ) )
{
file.write( resourceData.data(), resourceData.size() );
file.close();
}
if ( file.error() )
{
emit statusBarMessage(
tr("ERROR: %1").arg(tr("Resource saving error: ") + file.errorString()),
10000, QPixmap(":/icons/error.svg"));
}
}
alreadyDone = true;
// Clear other requests
downloadRequests.clear();
break;
}
else
{
// This one had no data. Erase it.
downloadRequests.erase( i++ );
}
}
else // Unfinished, wait.
break;
}
if ( downloadRequests.empty() )
{
if( !alreadyDone )
{
emit statusBarMessage(
tr("WARNING: %1").arg(tr("The referenced resource failed to download.")),
10000, QPixmap(":/icons/error.svg"));
}
emit done();
deleteLater();
}
}
ArticleViewAgent::ArticleViewAgent( ArticleView * articleView ) : QObject( articleView ), articleView( articleView )
{
}
void ArticleViewAgent::onJsActiveArticleChanged( QString const & id )
{
articleView->onJsActiveArticleChanged( id );
}
void ArticleViewAgent::linkClickedInHtml( QUrl const & url )
{
articleView->linkClickedInHtml( url );
}
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