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okular: manage mutexes via QMutexLocker [ci reset]

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Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
This commit is contained in:
Ivailo Monev 2022-03-07 00:01:28 +02:00
parent d657dbcd17
commit 62a59fb621
4 changed files with 5 additions and 19 deletions
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7
okular/generators/djvu/generator_djvu.cpp
View file

@ -128,10 +128,8 @@ bool DjVuGenerator::doCloseDocument()
QImage DjVuGenerator::image( Okular::PixmapRequest *request )
{
userMutex()->lock();
QImage img = m_djvu->image( request->pageNumber(), request->width(), request->height(), request->page()->rotation() );
userMutex()->unlock();
return img;
QMutexLocker locker( userMutex() );
return m_djvu->image( request->pageNumber(), request->width(), request->height(), request->page()->rotation() );
}
const Okular::DocumentInfo * DjVuGenerator::generateDocumentInfo()
@ -190,7 +188,6 @@ const Okular::DocumentSynopsis * DjVuGenerator::generateDocumentSynopsis()
m_docSyn = new Okular::DocumentSynopsis();
recurseCreateTOC( *m_docSyn, *doc, *m_docSyn, m_djvu );
}
locker.unlock();
return m_docSyn;
}

4
okular/generators/dvi/generator_dvi.cpp
View file

@ -76,8 +76,6 @@ bool DviGenerator::loadDocument( const QString & fileName, QVector< Okular::Page
//kDebug(DviDebug) << "file:" << fileName;
KUrl base( fileName );
(void)userMutex();
m_dviRenderer = new dviRenderer(documentMetaData("TextHinting", QVariant()).toBool());
connect( m_dviRenderer, SIGNAL( error(QString,int) ), this, SIGNAL( error(QString,int) ) );
connect( m_dviRenderer, SIGNAL( warning(QString,int) ), this, SIGNAL( warning(QString,int) ) );
@ -265,8 +263,6 @@ QImage DviGenerator::image( Okular::PixmapRequest *request )
}
}
lock.unlock();
delete pageInfo;
return ret;

8
okular/generators/poppler/generator_pdf.cpp
View file

@ -1041,10 +1041,8 @@ QVariant PDFGenerator::metaData( const QString & key, const QVariant & option )
}
else if ( key == "DocumentTitle" )
{
userMutex()->lock();
QString title = pdfdoc->info( "Title" );
userMutex()->unlock();
return title;
QMutexLocker ml(userMutex());
return pdfdoc->info( "Title" );
}
else if ( key == "OpenTOC" )
{
@ -1692,7 +1690,7 @@ bool PDFGenerator::save( const QString &fileName, SaveOptions options, QString *
if ( options & SaveChanges )
pdfConv->setPDFOptions( pdfConv->pdfOptions() | Poppler::PDFConverter::WithChanges );
QMutexLocker locker( userMutex() );
QMutexLocker ml(userMutex());
bool success = pdfConv->convert();
if (!success)
{

5
okular/generators/xps/generator_xps.cpp
View file

@ -2126,13 +2126,8 @@ XpsGenerator::XpsGenerator( QObject *parent, const QVariantList &args )
{
setFeature( TextExtraction );
setFeature( PrintNative );
// activate the threaded rendering iif:
// 1) QFontDatabase says so
// 2) Qt >= 4.4.0 (see Trolltech task ID: 169502)
// 3) Qt >= 4.4.2 (see Trolltech task ID: 215090)
if ( QFontDatabase::supportsThreadedFontRendering() )
setFeature( Threaded );
userMutex();
}
XpsGenerator::~XpsGenerator()