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// Copyright 2017 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
#ifndef FXJS_CJS_EVENT_CONTEXT_H_
#define FXJS_CJS_EVENT_CONTEXT_H_
#include "core/fxcrt/fx_string.h"
#include "core/fxcrt/observed_ptr.h"
#include "core/fxcrt/unowned_ptr.h"
#include "fpdfsdk/cpdfsdk_formfillenvironment.h"
#include "fxjs/ijs_event_context.h"
class CJS_Field;
class CJS_Runtime;
class CJS_EventContext final : public IJS_EventContext {
public:
enum class Kind : uint8_t {
kUnknown,
kDocOpen,
kDocWillPrint,
kDocDidPrint,
kDocWillSave,
kDocDidSave,
kDocWillClose,
kPageOpen,
kPageClose,
kPageInView,
kPageOutView,
kFieldMouseDown,
kFieldMouseUp,
kFieldMouseEnter,
kFieldMouseExit,
kFieldFocus,
kFieldBlur,
kFieldKeystroke,
kFieldValidate,
kFieldCalculate,
kFieldFormat,
kExternalExec,
};
explicit CJS_EventContext(CJS_Runtime* pRuntime);
~CJS_EventContext() override;
// IJS_EventContext
absl::optional<IJS_Runtime::JS_Error> RunScript(
const WideString& script) override;
void OnDoc_Open(const WideString& strTargetName) override;
void OnDoc_WillPrint() override;
void OnDoc_DidPrint() override;
void OnDoc_WillSave() override;
void OnDoc_DidSave() override;
void OnDoc_WillClose() override;
void OnPage_Open() override;
void OnPage_Close() override;
void OnPage_InView() override;
void OnPage_OutView() override;
void OnField_MouseDown(bool bModifier,
bool bShift,
CPDF_FormField* pTarget) override;
void OnField_MouseEnter(bool bModifier,
bool bShift,
CPDF_FormField* pTarget) override;
void OnField_MouseExit(bool bModifier,
bool bShift,
CPDF_FormField* pTarget) override;
void OnField_MouseUp(bool bModifier,
bool bShift,
CPDF_FormField* pTarget) override;
void OnField_Focus(bool bModifier,
bool bShift,
CPDF_FormField* pTarget,
WideString* Value) override;
void OnField_Blur(bool bModifier,
bool bShift,
CPDF_FormField* pTarget,
WideString* Value) override;
void OnField_Calculate(CPDF_FormField* pSource,
CPDF_FormField* pTarget,
WideString* pValue,
bool* pRc) override;
void OnField_Format(CPDF_FormField* pTarget, WideString* Value) override;
void OnField_Keystroke(WideString* strChange,
const WideString& strChangeEx,
bool bKeyDown,
bool bModifier,
int* nSelEnd,
int* nSelStart,
bool bShift,
CPDF_FormField* pTarget,
WideString* Value,
bool bWillCommit,
bool bFieldFull,
bool* bRc) override;
void OnField_Validate(WideString* strChange,
const WideString& strChangeEx,
bool bKeyDown,
bool bModifier,
bool bShift,
CPDF_FormField* pTarget,
WideString* Value,
bool* bRc) override;
void OnExternal_Exec() override;
CJS_Runtime* GetJSRuntime() const { return m_pRuntime.Get(); }
CPDFSDK_FormFillEnvironment* GetFormFillEnv() const {
return m_pFormFillEnv.Get();
}
CJS_Field* SourceField();
CJS_Field* TargetField();
Kind EventKind() const { return m_eKind; }
bool IsValid() const { return m_bValid; }
bool IsUserGesture() const;
WideString& Change();
WideString ChangeEx() const { return m_WideStrChangeEx; }
WideString SourceName() const { return m_strSourceName; }
WideString TargetName() const { return m_strTargetName; }
int CommitKey() const { return m_nCommitKey; }
bool FieldFull() const { return m_bFieldFull; }
bool KeyDown() const { return m_bKeyDown; }
bool Modifier() const { return m_bModifier; }
ByteStringView Name() const;
ByteStringView Type() const;
bool& Rc();
int SelEnd() const;
int SelStart() const;
void SetSelEnd(int value);
void SetSelStart(int value);
bool Shift() const { return m_bShift; }
bool HasValue() const { return !!m_pValue; }
WideString& Value() { return *m_pValue; }
bool WillCommit() const { return m_bWillCommit; }
void SetValueForTest(WideString* pStr) { m_pValue = pStr; }
void SetRCForTest(bool* pRC) { m_pbRc = pRC; }
void SetStrChangeForTest(WideString* pStrChange) {
m_pWideStrChange = pStrChange;
}
void ResetWillCommitForTest() { m_bWillCommit = false; }
private:
void Initialize(Kind kind);
void Destroy();
UnownedPtr<CJS_Runtime> const m_pRuntime;
ObservedPtr<CPDFSDK_FormFillEnvironment> m_pFormFillEnv;
Kind m_eKind = Kind::kUnknown;
bool m_bBusy = false;
bool m_bValid = false;
UnownedPtr<WideString> m_pValue;
WideString m_strSourceName;
WideString m_strTargetName;
WideString m_WideStrChangeDu;
WideString m_WideStrChangeEx;
UnownedPtr<WideString> m_pWideStrChange;
int m_nCommitKey = -1;
bool m_bKeyDown = false;
bool m_bModifier = false;
bool m_bShift = false;
int m_nSelEndDu = 0;
int m_nSelStartDu = 0;
UnownedPtr<int> m_pISelEnd;
UnownedPtr<int> m_pISelStart;
bool m_bWillCommit = false;
bool m_bFieldFull = false;
bool m_bRcDu = false;
UnownedPtr<bool> m_pbRc;
};
#endif // FXJS_CJS_EVENT_CONTEXT_H_