handle empty tools::Rectangle in sfx2

Change-Id: I468108c74480e61215a85232421e8ce1a00e846d
Reviewed-on: https://gerrit.libreoffice.org/72058
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

sfx2/source/appl/workwin.cxx

@@ -2334,7 +2334,7 @@ void SfxWorkWindow::ArrangeAutoHideWindows( SfxSplitWindow *pActSplitWin )
                 // If a Window is visible to the right, then the free region
                 // starts to the left from it, for example at the Client area
                 long nRight = aPos.X();
-                if ( nRight < aArea.Right() )
+                if ( !aArea.IsWidthEmpty() && nRight < aArea.Right() )
                     aArea.SetRight( nRight );
                 break;
             }

sfx2/source/doc/sfxbasemodel.cxx

@@ -982,8 +982,8 @@ Sequence< beans::PropertyValue > SAL_CALL SfxBaseModel::getArgs()
         Sequence< sal_Int32 > aRectSeq(4);
         aRectSeq[0] = aTmpRect.Left();
         aRectSeq[1] = aTmpRect.Top();
-        aRectSeq[2] = aTmpRect.Right();
-        aRectSeq[3] = aTmpRect.Bottom();
+        aRectSeq[2] = aTmpRect.IsWidthEmpty() ? aTmpRect.Left() : aTmpRect.Right();
+        aRectSeq[3] = aTmpRect.IsHeightEmpty() ? aTmpRect.Top() : aTmpRect.Bottom();
 
         seqArgsNew.realloc( ++nNewLength );
         seqArgsNew[ nNewLength - 1 ].Name = "WinExtent";