1 // Copyright (c) 2010 The Chromium 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.
5 #ifndef CONTENT_RENDERER_PEPPER_PLUGIN_OBJECT_H_
6 #define CONTENT_RENDERER_PEPPER_PLUGIN_OBJECT_H_
10 #include "base/basictypes.h"
11 #include "base/memory/weak_ptr.h"
12 #include "gin/interceptor.h"
13 #include "gin/wrappable.h"
14 #include "ppapi/c/pp_var.h"
16 struct PPP_Class_Deprecated;
24 class PepperPluginInstanceImpl;
26 // A PluginObject is a JS-accessible object implemented by the plugin.
28 // In contrast, a var of type PP_VARTYPE_OBJECT is a reference to a JS object,
29 // which might be implemented by the plugin (here) or by the JS engine.
30 class PluginObject : public gin::Wrappable<PluginObject>,
31 public gin::NamedPropertyInterceptor {
33 static gin::WrapperInfo kWrapperInfo;
35 ~PluginObject() override;
37 // Returns the PluginObject which is contained in the given v8 object, or NULL
38 // if the object isn't backed by a PluginObject.
39 static PluginObject* FromV8Object(v8::Isolate* isolate,
40 v8::Handle<v8::Object> v8_object);
42 // Allocates a new PluginObject and returns it as a PP_Var with a
44 static PP_Var Create(PepperPluginInstanceImpl* instance,
45 const PPP_Class_Deprecated* ppp_class,
46 void* ppp_class_data);
48 // gin::NamedPropertyInterceptor
49 v8::Local<v8::Value> GetNamedProperty(v8::Isolate* isolate,
50 const std::string& property) override;
51 bool SetNamedProperty(v8::Isolate* isolate,
52 const std::string& property,
53 v8::Local<v8::Value> value) override;
54 std::vector<std::string> EnumerateNamedProperties(
55 v8::Isolate* isolate) override;
57 const PPP_Class_Deprecated* ppp_class() { return ppp_class_; }
58 void* ppp_class_data() { return ppp_class_data_; }
60 // Called when the instance is destroyed.
61 void InstanceDeleted();
64 PluginObject(PepperPluginInstanceImpl* instance,
65 const PPP_Class_Deprecated* ppp_class,
66 void* ppp_class_data);
69 gin::ObjectTemplateBuilder GetObjectTemplateBuilder(
70 v8::Isolate* isolate) override;
72 // Helper method to get named properties.
73 v8::Local<v8::Value> GetPropertyOrMethod(v8::Isolate* isolate,
74 PP_Var identifier_var);
76 void Call(const std::string& identifier, gin::Arguments* args);
78 PepperPluginInstanceImpl* instance_;
80 const PPP_Class_Deprecated* ppp_class_;
81 void* ppp_class_data_;
83 base::WeakPtrFactory<PluginObject> weak_factory_;
85 DISALLOW_COPY_AND_ASSIGN(PluginObject);
88 } // namespace content
90 #endif // CONTENT_RENDERER_PEPPER_PLUGIN_OBJECT_H_