FX Bool considered harmful, part 3
[pdfium.git] / fpdfsdk / include / javascript / JS_Runtime.h
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_RUNTIME_H_
8 #define FPDFSDK_INCLUDE_JAVASCRIPT_JS_RUNTIME_H_
9
10 #include "../../../third_party/base/nonstd_unique_ptr.h"
11 #include "../../../core/include/fxcrt/fx_basic.h"
12 #include "../jsapi/fxjs_v8.h"
13 #include "IJavaScript.h"
14 #include "JS_EventHandler.h"
15
16 class CJS_Context;
17
18 class CJS_ArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
19     void* Allocate(size_t length) override;
20     void* AllocateUninitialized(size_t length) override;
21     void Free(void* data, size_t length) override;
22 };
23
24 class CJS_FieldEvent
25 {
26 public:
27         CFX_WideString          sTargetName;
28         JS_EVENT_T                      eEventType;
29         CJS_FieldEvent*         pNext;
30 };
31
32 class CJS_Runtime : public IFXJS_Runtime
33 {
34 public:
35         CJS_Runtime(CPDFDoc_Environment * pApp);
36         virtual ~CJS_Runtime();
37
38         virtual IFXJS_Context *                                 NewContext();
39         virtual void                                                    ReleaseContext(IFXJS_Context * pContext);
40         virtual IFXJS_Context*                                  GetCurrentContext();
41
42         virtual void                                                    SetReaderDocument(CPDFSDK_Document *pReaderDoc);
43         virtual CPDFSDK_Document *                              GetReaderDocument(){return m_pDocument;}
44
45         CPDFDoc_Environment *                                                   GetReaderApp(){return m_pApp;}
46
47         bool                                                                    InitJSObjects();
48
49         bool                                                                    AddEventToLoop(const CFX_WideString& sTargetName, JS_EVENT_T eEventType);
50         void                                                                    RemoveEventInLoop(const CFX_WideString& sTargetName, JS_EVENT_T eEventType);
51         void                                                                    RemoveEventsInLoop(CJS_FieldEvent* pStart);
52
53         void                                                                    BeginBlock(){m_bBlocking = true;}
54         void                                                                    EndBlock(){m_bBlocking = false;}
55         bool                                                                    IsBlocking(){return m_bBlocking;}
56
57         operator                                                                IJS_Runtime*() {return (IJS_Runtime*)m_isolate;}
58         v8::Isolate*                                                            GetIsolate(){return m_isolate;};
59         void                                                                    SetIsolate(v8::Isolate* isolate){m_isolate = isolate;}
60
61         v8::Local<v8::Context>                                                  NewJSContext();
62 protected:
63         CFX_ArrayTemplate<CJS_Context*>         m_ContextArray;
64         CPDFDoc_Environment*                                                    m_pApp;
65         CPDFSDK_Document*                                               m_pDocument;
66         bool                                                                    m_bBlocking;
67         CJS_FieldEvent*                                                 m_pFieldEventPath;
68
69         v8::Isolate* m_isolate;
70         nonstd::unique_ptr<CJS_ArrayBufferAllocator> m_pArrayBufferAllocator;
71         v8::Global<v8::Context> m_context;
72 };
73
74 #endif  // FPDFSDK_INCLUDE_JAVASCRIPT_JS_RUNTIME_H_