do not crash when a non-active generator asks for the document

svn path=/branches/KDE/4.0/kdegraphics/okular/; revision=787704
18 years ago · e81648d988
parent 30a87f7ddb
commit e81648d988
1 changed files with 5 additions and 1 deletions
--- a/core/generator.cpp
+++ b/core/generator.cpp
@ -326,7 +326,11 @@ void Generator::signalPixmapRequestDone( PixmapRequest * request )
 const Document * Generator::document() const
 {
    Q_D( const Generator );
-    return d->m_document->m_parent;
+    if ( d->m_document )
+    {
+        return d->m_document->m_parent;
+    }
+    return 0;
 }

 void Generator::setFeature( GeneratorFeature feature, bool on )