Fix some FX_BOOL / int noise in fxfa

xfa/fxfa/app/xfa_ffwidgethandler.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include "xfa/fxfa/xfa_ffwidgethandler.h"
 
 #include <vector>
 
@@ skipping 192 matching lines @@
       if (!val)
         return FALSE;
       if (val.GetScript())
         return TRUE;
       return FALSE;
     }
     default:
       break;
   }
   CXFA_NodeArray eventArray;
   return pWidgetAcc->GetEventByActivity(gs_EventActivity[eEventType],

[Tom Sepez, 2016/10/27 21:04:49]

Returns a count of events.  Probably should be unsigned.

[Lei Zhang, 2016/10/27 21:28:52]

Yes, many many things need to be unsigned...

-                                        eventArray);
+                                        eventArray) > 0;
 }
 
 int32_t CXFA_FFWidgetHandler::ProcessEvent(CXFA_WidgetAcc* pWidgetAcc,
                                            CXFA_EventParam* pParam) {
   if (!pParam || pParam->m_eType == XFA_EVENT_Unknown)
     return XFA_EVENTERROR_NotExist;
   if (!pWidgetAcc || pWidgetAcc->GetElementType() == XFA_Element::Draw)
     return XFA_EVENTERROR_NotExist;
 
   switch (pParam->m_eType) {
@@ skipping 319 matching lines @@
 }
 
 CXFA_Document* CXFA_FFWidgetHandler::GetObjFactory() const {
   return GetXFADoc();
 }
 
 CXFA_Document* CXFA_FFWidgetHandler::GetXFADoc() const {
   return m_pDocView->GetDoc()->GetXFADoc();
 }