Backport r842185 by tmcguire to the 4.1 branch:

Don't know why I removed this in r837483...
Hide the mimeparttree in the attachment viewer again, since it is empty anyways.


svn path=/branches/KDE/4.1/kdepim/; revision=842186

kmreaderwin.cpp

@@ -995,6 +995,11 @@ void KMReaderWin::adjustLayout() {
     mSplitter->insertWidget( 0, mMimePartTree );
   mSplitter->setSizes( mSplitterSizes );
 
+  if ( mMimeTreeMode == 2 && mMsgDisplay )   
+    mMimePartTree->show();
+  else
+    mMimePartTree->hide();
+
   if ( mShowColorbar && mMsgDisplay )
     mColorBar->show();
   else