content/renderer/java/gin_java_bridge_object.h

   1 // Copyright 2014 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.
   4
   5 #ifndef CONTENT_RENDERER_JAVA_GIN_JAVA_BRIDGE_OBJECT_H_
   6 #define CONTENT_RENDERER_JAVA_GIN_JAVA_BRIDGE_OBJECT_H_
   7
   8 #include <map>
   9
  10 #include "base/memory/scoped_ptr.h"
  11 #include "base/memory/weak_ptr.h"
  12 #include "content/renderer/java/gin_java_bridge_dispatcher.h"
  13 #include "gin/handle.h"
  14 #include "gin/interceptor.h"
  15 #include "gin/object_template_builder.h"
  16 #include "gin/wrappable.h"
  17 #include "v8/include/v8-util.h"
  18
  19 namespace blink {
  20 class WebFrame;
  21 }
  22
  23 namespace content {
  24
  25 class GinJavaBridgeValueConverter;
  26
  27 class GinJavaBridgeObject : public gin::Wrappable<GinJavaBridgeObject>,
  28                             public gin::NamedPropertyInterceptor {
  29  public:
  30   static gin::WrapperInfo kWrapperInfo;
  31
  32   GinJavaBridgeDispatcher::ObjectID object_id() const { return object_id_; }
  33
  34   // gin::Wrappable.
  35   gin::ObjectTemplateBuilder GetObjectTemplateBuilder(
  36       v8::Isolate* isolate) override;
  37
  38   // gin::NamedPropertyInterceptor
  39   v8::Local<v8::Value> GetNamedProperty(v8::Isolate* isolate,
  40                                         const std::string& property) override;
  41   std::vector<std::string> EnumerateNamedProperties(
  42       v8::Isolate* isolate) override;
  43
  44   static GinJavaBridgeObject* InjectNamed(
  45       blink::WebFrame* frame,
  46       const base::WeakPtr<GinJavaBridgeDispatcher>& dispatcher,
  47       const std::string& object_name,
  48       GinJavaBridgeDispatcher::ObjectID object_id);
  49   static GinJavaBridgeObject* InjectAnonymous(
  50       const base::WeakPtr<GinJavaBridgeDispatcher>& dispatcher,
  51       GinJavaBridgeDispatcher::ObjectID object_id);
  52
  53  private:
  54   GinJavaBridgeObject(v8::Isolate* isolate,
  55                       const base::WeakPtr<GinJavaBridgeDispatcher>& dispatcher,
  56                       GinJavaBridgeDispatcher::ObjectID object_id);
  57   ~GinJavaBridgeObject() override;
  58
  59   v8::Local<v8::FunctionTemplate> GetFunctionTemplate(v8::Isolate* isolate,
  60                                                       const std::string& name);
  61   v8::Handle<v8::Value> InvokeMethod(const std::string& name,
  62                                      gin::Arguments* args);
  63
  64   base::WeakPtr<GinJavaBridgeDispatcher> dispatcher_;
  65   GinJavaBridgeDispatcher::ObjectID object_id_;
  66   scoped_ptr<GinJavaBridgeValueConverter> converter_;
  67   std::map<std::string, bool> known_methods_;
  68   v8::StdPersistentValueMap<std::string, v8::FunctionTemplate> template_cache_;
  69
  70   DISALLOW_COPY_AND_ASSIGN(GinJavaBridgeObject);
  71 };
  72
  73 }  // namespace content
  74
  75 #endif  // CONTENT_RENDERER_JAVA_GIN_JAVA_BRIDGE_OBJECT_H_