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articleview.cc
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articleview.cc
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/* This file is (c) 2008-2012 Konstantin Isakov <[email protected]>
* 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 );
}
} // 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->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( ©AsTextAction );
connect( ©AsTextAction, 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::WebAttribute::LocalContentCanAccessRemoteUrls, true );
settings->defaultSettings()->setAttribute( QWebEngineSettings::WebAttribute::LocalContentCanAccessFileUrls, true );
settings->defaultSettings()->setAttribute( QWebEngineSettings::WebAttribute::ErrorPageEnabled, false);
settings->defaultSettings()->setAttribute(QWebEngineSettings::PluginsEnabled, cfg.preferences.enableWebPlugins);
settings->defaultSettings()->setAttribute(QWebEngineSettings::PlaybackRequiresUserGesture, false);
#else
settings->setAttribute( QWebEngineSettings::WebAttribute::LocalContentCanAccessRemoteUrls, true );
settings->setAttribute( QWebEngineSettings::WebAttribute::LocalContentCanAccessFileUrls, true );
settings->setAttribute( QWebEngineSettings::WebAttribute::ErrorPageEnabled, false );
settings->setAttribute( QWebEngineSettings::PluginsEnabled, cfg.preferences.enableWebPlugins );
settings->setAttribute( QWebEngineSettings::PlaybackRequiresUserGesture, false );
#endif
// Load the default blank page instantly, so there would be no flicker.
QString contentType;
QUrl blankPage( "gdlookup://localhost?blank=1" );
sptr< Dictionary::DataRequest > r = articleNetMgr.getResource( blankPage,
contentType );
ui.definition->setHtml( QString::fromUtf8( &( r->getFullData().front() ),
r->getFullData().size() ),
blankPage );
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( emitDictIds(ActiveDictIds)), this,
SLOT(setActiveDictIds(ActiveDictIds)));
channel = new QWebChannel(ui.definition->page());
agent = new ArticleViewAgent(this);
attachWebChannelToHtml();
}
// 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 );
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 both histories (pages history and headwords history)
saveHistoryUserData();
emit sendWordToHistory( phrase.phrase );
// Any search opened is probably irrelevant now
closeSearch();
// Clear highlight all button selection
ui.highlightAllButton->setChecked(false);
emit setExpandMode( expandOptionalParts );
ui.definition->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 both histories (pages history and headwords history)
saveHistoryUserData();
emit sendWordToHistory( word );
// Any search opened is probably irrelevant now
closeSearch();
// Clear highlight all button selection
ui.highlightAllButton->setChecked(false);
emit setExpandMode( expandOptionalParts );
ui.definition->load( req );
ui.definition->setCursor( Qt::WaitCursor );
}
void ArticleView::showAnticipation()
{
ui.definition->setHtml( "" );
ui.definition->setCursor( Qt::WaitCursor );
}
void ArticleView::inspectElement(){
if( inspector == nullptr )
{
inspector = new ArticleInspector( this );
inspector->setWindowTitle( tr( "Inspect" ) );
}
inspector->setInspectPage( ui.definition );
}
void ArticleView::loadFinished( bool result )
{
setZoomFactor(cfg.preferences.zoomFactor);
QUrl url = ui.definition->url();
qDebug() << "article view loaded url:" << url.url ().left (200);
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();" ) );
// Jump to current article after page reloading
if( !articleToJump.isEmpty() )
{
setCurrentArticle( articleToJump, true );
articleToJump.clear();
}
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 ){
setZoomFactor(cfg.preferences.zoomFactor);
}
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 );
}
}
void ArticleView::setCurrentArticle( QString const & id, bool moveToIt )
{
if ( !isScrollTo( id ) )
return; // Incorrect id
if ( !ui.definition->isVisible() )
return; // No action on background page, scrollIntoView there don't work
if(moveToIt){
QString dictId = id.mid( 7 );
if( dictId.isEmpty() )
return;
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 );
}
}
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,
[ &url, &contexts, &ca ]( bool framed )
{
if( framed )
{
// QVariant result = runJavaScriptSync( ui.definition->page(), "gdLastUrlText" );
QVariant result;
if( result.type() == QVariant::String )
{
// Looks this way
contexts[ dictionaryIdFromScrollTo( ca ) ] = QString::fromLatin1( url.toEncoded() );
QUrl target;
QString queryWord = result.toString();
// Empty requests are treated as no request, so we work this around by
// adding a space.
if( queryWord.isEmpty() )
queryWord = " ";
target.setScheme( "gdlookup" );
target.setHost( "localhost" );
target.setPath( "/" + queryWord );
url = target;
}
}
} );
}
}
void ArticleView::updateCurrentArticleFromCurrentFrame( QWebEnginePage * frame ,QPoint * point)
{
}
void ArticleView::saveHistoryUserData()
{
ui.definition->setProperty("sx", ui.definition->page()->scrollPosition().x());
ui.definition->setProperty("sy", ui.definition->page()->scrollPosition().y());
}
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());