crash fix: don't crash on print preview if no doc around, just check for 0 like in ::print()

svn path=/trunk/kdegraphics/kpdf/; revision=278501
23 years ago · a34625fbb5
parent 7e8c8bd85f
commit a34625fbb5
1 changed files with 3 additions and 0 deletions
--- a/kpdf/kpdf_part.cpp
+++ b/kpdf/kpdf_part.cpp
@ -657,6 +657,9 @@ BrowserExtension::print()

 void Part::printPreview()
 {
+  if (m_doc == 0)
+    return;
+
  KPrinter printer;
  printer.setPreviewOnly( true );
  QPainter painter( &printer );