77 lines
2.6 KiB
C++
77 lines
2.6 KiB
C++
// Copyright 2014 The PDFium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef FXJS_XFA_CFXJSE_RESOLVEPROCESSOR_H_
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#define FXJS_XFA_CFXJSE_RESOLVEPROCESSOR_H_
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#include <memory>
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#include "core/fxcrt/unowned_ptr.h"
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#include "core/fxcrt/widestring.h"
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#include "fxjs/xfa/cfxjse_engine.h"
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#include "v8/include/cppgc/macros.h"
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#include "xfa/fxfa/fxfa_basic.h"
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#include "xfa/fxfa/parser/xfa_basic_data.h"
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class CFXJSE_NodeHelper;
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class CFXJSE_ResolveProcessor {
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public:
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class NodeData {
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CPPGC_STACK_ALLOCATED(); // Allows Raw/Unowned pointers.
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public:
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NodeData();
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~NodeData();
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UnownedPtr<CXFA_Object> m_CurObject; // Ok, stack-only.
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WideString m_wsName;
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WideString m_wsCondition;
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XFA_HashCode m_uHashName = XFA_HASHCODE_None;
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int32_t m_nLevel = 0;
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Mask<XFA_ResolveFlag> m_dwStyles = XFA_ResolveFlag::kChildren;
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CFXJSE_Engine::ResolveResult m_Result;
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};
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CFXJSE_ResolveProcessor(CFXJSE_Engine* pEngine, CFXJSE_NodeHelper* pHelper);
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~CFXJSE_ResolveProcessor();
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bool Resolve(v8::Isolate* pIsolate, NodeData& rnd);
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int32_t GetFilter(WideStringView wsExpression, int32_t nStart, NodeData& rnd);
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int32_t IndexForDataBind(const WideString& wsNextCondition, int32_t iCount);
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void SetCurStart(int32_t start) { m_iCurStart = start; }
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private:
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bool ResolveForAttributeRs(CXFA_Object* curNode,
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CFXJSE_Engine::ResolveResult* rnd,
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WideStringView strAttr);
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bool ResolveAnyChild(v8::Isolate* pIsolate, NodeData& rnd);
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bool ResolveDollar(v8::Isolate* pIsolate, NodeData& rnd);
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bool ResolveExcalmatory(v8::Isolate* pIsolate, NodeData& rnd);
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bool ResolveNumberSign(v8::Isolate* pIsolate, NodeData& rnd);
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bool ResolveAsterisk(NodeData& rnd);
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bool ResolveNormal(v8::Isolate* pIsolate, NodeData& rnd);
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void SetStylesForChild(Mask<XFA_ResolveFlag> dwParentStyles, NodeData& rnd);
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void ConditionArray(size_t iCurIndex,
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WideString wsCondition,
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size_t iFoundCount,
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NodeData* pRnd);
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void FilterCondition(v8::Isolate* pIsolate,
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WideString wsCondition,
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NodeData* pRnd);
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void DoPredicateFilter(v8::Isolate* pIsolate,
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WideString wsCondition,
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size_t iFoundCount,
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NodeData* pRnd);
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int32_t m_iCurStart = 0;
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UnownedPtr<CFXJSE_Engine> const m_pEngine;
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UnownedPtr<CFXJSE_NodeHelper> const m_pNodeHelper;
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};
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#endif // FXJS_XFA_CFXJSE_RESOLVEPROCESSOR_H_
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