Resolves: fdo#68137 crash in traversing script fields

use the same guards as the SwFldEditDlg does

Change-Id: I7d135cf969d9925cec57a90ef0fba8fe40f664eb

sw/source/ui/fldui/javaedit.cxx

@@ -73,7 +73,7 @@ SwJavaEditDialog::SwJavaEditDialog(vcl::Window* pParent, SwWrtShell* pWrtSh) :
     aFont.SetWeight( WEIGHT_LIGHT );
     m_pEditED->SetFont( aFont );
 
-    pMgr = new SwFldMgr;
+    pMgr = new SwFldMgr(pSh);
     pFld = static_cast<SwScriptField*>(pMgr->GetCurFld());
 
     bNew = !(pFld && pFld->GetTyp()->Which() == RES_SCRIPTFLD);
@@ -88,6 +88,7 @@ SwJavaEditDialog::SwJavaEditDialog(vcl::Window* pParent, SwWrtShell* pWrtSh) :
 
 SwJavaEditDialog::~SwJavaEditDialog()
 {
+    pSh->EnterStdMode();
     delete pMgr;
     delete pFileDlg;
     Application::SetDefDialogParent( pOldDefDlgParent );
@@ -95,6 +96,8 @@ SwJavaEditDialog::~SwJavaEditDialog()
 
 IMPL_LINK_NOARG_INLINE_START(SwJavaEditDialog, PrevHdl)
 {
+    pSh->EnterStdMode();
+
     SetFld();
     pMgr->GoPrev();
     pFld = static_cast<SwScriptField*>(pMgr->GetCurFld());
@@ -107,6 +110,8 @@ IMPL_LINK_NOARG_INLINE_END(SwJavaEditDialog, PrevHdl)
 
 IMPL_LINK_NOARG_INLINE_START(SwJavaEditDialog, NextHdl)
 {
+    pSh->EnterStdMode();
+
     SetFld();
     pMgr->GoNext();
     pFld = static_cast<SwScriptField*>(pMgr->GetCurFld());