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1 // Copyright 2014 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 #ifndef FPDFSDK_SRC_JAVASCRIPT_JS_OBJECT_H_ | |
8 #define FPDFSDK_SRC_JAVASCRIPT_JS_OBJECT_H_ | |
9 | |
10 #include <map> | |
11 #include <memory> | |
12 | |
13 #include "fpdfsdk/include/fsdk_define.h" // For FX_UINT | |
14 #include "fpdfsdk/include/jsapi/fxjs_v8.h" | |
15 #include "fpdfsdk/src/javascript/JS_Runtime.h" | |
16 | |
17 class CJS_Context; | |
18 class CJS_Object; | |
19 class CJS_Timer; | |
20 class CPDFDoc_Environment; | |
21 class CJS_EmbedObj { | |
22 public: | |
23 explicit CJS_EmbedObj(CJS_Object* pJSObject); | |
24 virtual ~CJS_EmbedObj(); | |
25 | |
26 virtual void TimerProc(CJS_Timer* pTimer) {} | |
27 | |
28 CJS_Object* GetJSObject() const { return m_pJSObject; } | |
29 | |
30 int MsgBox(CPDFDoc_Environment* pApp, | |
31 const FX_WCHAR* swMsg, | |
32 const FX_WCHAR* swTitle, | |
33 FX_UINT nType, | |
34 FX_UINT nIcon); | |
35 void Alert(CJS_Context* pContext, const FX_WCHAR* swMsg); | |
36 | |
37 protected: | |
38 CJS_Object* m_pJSObject; | |
39 }; | |
40 | |
41 class CJS_Object { | |
42 public: | |
43 explicit CJS_Object(v8::Local<v8::Object> pObject); | |
44 virtual ~CJS_Object(); | |
45 | |
46 void MakeWeak(); | |
47 void Dispose(); | |
48 | |
49 virtual FX_BOOL IsType(const FX_CHAR* sClassName) { return TRUE; } | |
50 virtual CFX_ByteString GetClassName() { return ""; } | |
51 | |
52 virtual void InitInstance(IJS_Runtime* pIRuntime) {} | |
53 virtual void ExitInstance() {} | |
54 | |
55 v8::Local<v8::Object> ToV8Object() { return m_pV8Object.Get(m_pIsolate); } | |
56 | |
57 // Takes ownership of |pObj|. | |
58 void SetEmbedObject(CJS_EmbedObj* pObj) { m_pEmbedObj.reset(pObj); } | |
59 CJS_EmbedObj* GetEmbedObject() const { return m_pEmbedObj.get(); } | |
60 | |
61 static int MsgBox(CPDFDoc_Environment* pApp, | |
62 const FX_WCHAR* swMsg, | |
63 const FX_WCHAR* swTitle, | |
64 FX_UINT nType, | |
65 FX_UINT nIcon); | |
66 static void Alert(CJS_Context* pContext, const FX_WCHAR* swMsg); | |
67 | |
68 v8::Isolate* GetIsolate() { return m_pIsolate; } | |
69 | |
70 protected: | |
71 std::unique_ptr<CJS_EmbedObj> m_pEmbedObj; | |
72 v8::Global<v8::Object> m_pV8Object; | |
73 v8::Isolate* m_pIsolate; | |
74 }; | |
75 | |
76 class CJS_Timer : public CJS_Runtime::Observer { | |
77 public: | |
78 CJS_Timer(CJS_EmbedObj* pObj, | |
79 CPDFDoc_Environment* pApp, | |
80 CJS_Runtime* pRuntime, | |
81 int nType, | |
82 const CFX_WideString& script, | |
83 FX_DWORD dwElapse, | |
84 FX_DWORD dwTimeOut); | |
85 ~CJS_Timer() override; | |
86 | |
87 void KillJSTimer(); | |
88 | |
89 int GetType() const { return m_nType; } | |
90 FX_DWORD GetTimeOut() const { return m_dwTimeOut; } | |
91 CJS_Runtime* GetRuntime() const { return m_bValid ? m_pRuntime : nullptr; } | |
92 CFX_WideString GetJScript() const { return m_swJScript; } | |
93 | |
94 static void TimerProc(int idEvent); | |
95 | |
96 private: | |
97 using TimerMap = std::map<FX_UINT, CJS_Timer*>; | |
98 static TimerMap* GetGlobalTimerMap(); | |
99 | |
100 // CJS_Runtime::Observer | |
101 void OnDestroyed() override; | |
102 | |
103 FX_DWORD m_nTimerID; | |
104 CJS_EmbedObj* const m_pEmbedObj; | |
105 bool m_bProcessing; | |
106 bool m_bValid; | |
107 | |
108 // data | |
109 const int m_nType; // 0:Interval; 1:TimeOut | |
110 const FX_DWORD m_dwTimeOut; | |
111 const CFX_WideString m_swJScript; | |
112 CJS_Runtime* const m_pRuntime; | |
113 CPDFDoc_Environment* const m_pApp; | |
114 }; | |
115 | |
116 #endif // FPDFSDK_SRC_JAVASCRIPT_JS_OBJECT_H_ | |
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