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      1 // Copyright 2017 PDFium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
      6 
      7 #include "xfa/fxfa/parser/cxfa_event.h"
      8 
      9 #include "fxjs/xfa/cjx_event.h"
     10 #include "third_party/base/ptr_util.h"
     11 #include "xfa/fxfa/parser/cxfa_script.h"
     12 #include "xfa/fxfa/parser/cxfa_submit.h"
     13 
     14 namespace {
     15 
     16 const CXFA_Node::PropertyData kPropertyData[] = {
     17     {XFA_Element::Execute, 1, XFA_PROPERTYFLAG_OneOf},
     18     {XFA_Element::Script, 1, XFA_PROPERTYFLAG_OneOf},
     19     {XFA_Element::SignData, 1, XFA_PROPERTYFLAG_OneOf},
     20     {XFA_Element::Extras, 1, 0},
     21     {XFA_Element::Submit, 1, XFA_PROPERTYFLAG_OneOf},
     22     {XFA_Element::Unknown, 0, 0}};
     23 const CXFA_Node::AttributeData kAttributeData[] = {
     24     {XFA_Attribute::Id, XFA_AttributeType::CData, nullptr},
     25     {XFA_Attribute::Name, XFA_AttributeType::CData, nullptr},
     26     {XFA_Attribute::Ref, XFA_AttributeType::CData, nullptr},
     27     {XFA_Attribute::Use, XFA_AttributeType::CData, nullptr},
     28     {XFA_Attribute::Listen, XFA_AttributeType::Enum,
     29      (void*)XFA_AttributeEnum::RefOnly},
     30     {XFA_Attribute::Usehref, XFA_AttributeType::CData, nullptr},
     31     {XFA_Attribute::Activity, XFA_AttributeType::Enum,
     32      (void*)XFA_AttributeEnum::Click},
     33     {XFA_Attribute::Unknown, XFA_AttributeType::Integer, nullptr}};
     34 
     35 constexpr wchar_t kName[] = L"event";
     36 
     37 }  // namespace
     38 
     39 CXFA_Event::CXFA_Event(CXFA_Document* doc, XFA_PacketType packet)
     40     : CXFA_Node(doc,
     41                 packet,
     42                 (XFA_XDPPACKET_Template | XFA_XDPPACKET_Form),
     43                 XFA_ObjectType::Node,
     44                 XFA_Element::Event,
     45                 kPropertyData,
     46                 kAttributeData,
     47                 kName,
     48                 pdfium::MakeUnique<CJX_Event>(this)) {}
     49 
     50 CXFA_Event::~CXFA_Event() {}
     51 
     52 XFA_AttributeEnum CXFA_Event::GetActivity() {
     53   return JSObject()->GetEnum(XFA_Attribute::Activity);
     54 }
     55 
     56 XFA_Element CXFA_Event::GetEventType() const {
     57   CXFA_Node* pChild = GetFirstChild();
     58   while (pChild) {
     59     XFA_Element eType = pChild->GetElementType();
     60     if (eType != XFA_Element::Extras)
     61       return eType;
     62 
     63     pChild = pChild->GetNextSibling();
     64   }
     65   return XFA_Element::Unknown;
     66 }
     67 
     68 WideString CXFA_Event::GetRef() {
     69   return JSObject()->GetCData(XFA_Attribute::Ref);
     70 }
     71 
     72 CXFA_Script* CXFA_Event::GetScriptIfExists() {
     73   return GetChild<CXFA_Script>(0, XFA_Element::Script, false);
     74 }
     75 
     76 CXFA_Submit* CXFA_Event::GetSubmitIfExists() {
     77   return GetChild<CXFA_Submit>(0, XFA_Element::Submit, false);
     78 }
     79