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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_INCLUDE_JAVASCRIPT_JS_OBJECT_H_ | |
8 #define FPDFSDK_INCLUDE_JAVASCRIPT_JS_OBJECT_H_ | |
9 | |
10 #include <map> | |
11 | |
12 #include "../../../third_party/base/nonstd_unique_ptr.h" | |
13 | |
14 #include "../fsdk_define.h" // For FX_UINT | |
15 #include "../fsdk_mgr.h" // For CPDFDoc_Environment | |
16 #include "../fx_systemhandler.h" // For IFX_SystemHandler | |
17 #include "../jsapi/fxjs_v8.h" | |
18 #include "JS_Runtime.h" | |
19 | |
20 class CJS_Context; | |
21 class CJS_Object; | |
22 class CJS_Timer; | |
23 | |
24 class CJS_EmbedObj { | |
25 public: | |
26 explicit CJS_EmbedObj(CJS_Object* pJSObject); | |
27 virtual ~CJS_EmbedObj(); | |
28 | |
29 virtual void TimerProc(CJS_Timer* pTimer) {} | |
30 | |
31 CJS_Object* GetJSObject() const { return m_pJSObject; } | |
32 | |
33 int MsgBox(CPDFDoc_Environment* pApp, | |
34 const FX_WCHAR* swMsg, | |
35 const FX_WCHAR* swTitle, | |
36 FX_UINT nType, | |
37 FX_UINT nIcon); | |
38 void Alert(CJS_Context* pContext, const FX_WCHAR* swMsg); | |
39 | |
40 protected: | |
41 CJS_Object* m_pJSObject; | |
42 }; | |
43 | |
44 class CJS_Object { | |
45 public: | |
46 explicit CJS_Object(v8::Local<v8::Object> pObject); | |
47 virtual ~CJS_Object(); | |
48 | |
49 void MakeWeak(); | |
50 void Dispose(); | |
51 | |
52 virtual FX_BOOL IsType(const FX_CHAR* sClassName) { return TRUE; } | |
53 virtual CFX_ByteString GetClassName() { return ""; } | |
54 | |
55 virtual FX_BOOL InitInstance(IFXJS_Context* cc) { return TRUE; } | |
56 virtual FX_BOOL ExitInstance() { return TRUE; } | |
57 | |
58 v8::Local<v8::Object> ToV8Object() { return m_pV8Object.Get(m_pIsolate); } | |
59 | |
60 // Takes ownership of |pObj|. | |
61 void SetEmbedObject(CJS_EmbedObj* pObj) { m_pEmbedObj.reset(pObj); } | |
62 CJS_EmbedObj* GetEmbedObject() const { return m_pEmbedObj.get(); } | |
63 | |
64 static int MsgBox(CPDFDoc_Environment* pApp, | |
65 const FX_WCHAR* swMsg, | |
66 const FX_WCHAR* swTitle, | |
67 FX_UINT nType, | |
68 FX_UINT nIcon); | |
69 static void Alert(CJS_Context* pContext, const FX_WCHAR* swMsg); | |
70 | |
71 v8::Isolate* GetIsolate() { return m_pIsolate; } | |
72 | |
73 protected: | |
74 nonstd::unique_ptr<CJS_EmbedObj> m_pEmbedObj; | |
75 v8::Global<v8::Object> m_pV8Object; | |
76 v8::Isolate* m_pIsolate; | |
77 }; | |
78 | |
79 class CJS_Timer : public CJS_Runtime::Observer { | |
80 public: | |
81 CJS_Timer(CJS_EmbedObj* pObj, | |
82 CPDFDoc_Environment* pApp, | |
83 CJS_Runtime* pRuntime, | |
84 int nType, | |
85 const CFX_WideString& script, | |
86 FX_DWORD dwElapse, | |
87 FX_DWORD dwTimeOut); | |
88 ~CJS_Timer() override; | |
89 | |
90 void KillJSTimer(); | |
91 | |
92 int GetType() const { return m_nType; } | |
93 FX_DWORD GetTimeOut() const { return m_dwTimeOut; } | |
94 CJS_Runtime* GetRuntime() const { return m_bValid ? m_pRuntime : nullptr; } | |
95 CFX_WideString GetJScript() const { return m_swJScript; } | |
96 | |
97 static void TimerProc(int idEvent); | |
98 | |
99 private: | |
100 using TimerMap = std::map<FX_UINT, CJS_Timer*>; | |
101 static TimerMap* GetGlobalTimerMap(); | |
102 | |
103 // CJS_Runtime::Observer | |
104 void OnDestroyed() override; | |
105 | |
106 FX_DWORD m_nTimerID; | |
107 CJS_EmbedObj* const m_pEmbedObj; | |
108 bool m_bProcessing; | |
109 bool m_bValid; | |
110 | |
111 // data | |
112 const int m_nType; // 0:Interval; 1:TimeOut | |
113 const FX_DWORD m_dwTimeOut; | |
114 const CFX_WideString m_swJScript; | |
115 CJS_Runtime* const m_pRuntime; | |
116 CPDFDoc_Environment* const m_pApp; | |
117 }; | |
118 | |
119 #endif // FPDFSDK_INCLUDE_JAVASCRIPT_JS_OBJECT_H_ | |
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