| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef EXTENSIONS_RENDERER_EVENT_BINDINGS_H_ |
| #define EXTENSIONS_RENDERER_EVENT_BINDINGS_H_ |
| |
| #include "extensions/renderer/object_backed_native_handler.h" |
| #include "v8/include/v8.h" |
| |
| namespace base { |
| class DictionaryValue; |
| } |
| |
| namespace extensions { |
| class Dispatcher; |
| class EventFilter; |
| class EventFilteringInfo; |
| class EventMatcher; |
| |
| // This class deals with the javascript bindings related to Event objects. |
| class EventBindings : public ObjectBackedNativeHandler { |
| public: |
| EventBindings(Dispatcher* dispatcher, ScriptContext* context); |
| virtual ~EventBindings(); |
| |
| private: |
| // Attach an event name to an object. |
| // |event_name| The name of the event to attach. |
| void AttachEvent(const v8::FunctionCallbackInfo<v8::Value>& args); |
| |
| // Detach an event name from an object. |
| // |event_name| The name of the event to stop listening to. |
| // |is_manual| True if this detach was done by the user via removeListener() |
| // as opposed to automatically during shutdown, in which case we should inform |
| // the browser we are no longer interested in that event. |
| void DetachEvent(const v8::FunctionCallbackInfo<v8::Value>& args); |
| |
| // MatcherID AttachFilteredEvent(string event_name, object filter) |
| // |event_name| Name of the event to attach. |
| // |filter| Which instances of the named event are we interested in. |
| // returns the id assigned to the listener, which will be returned from calls |
| // to MatchAgainstEventFilter where this listener matches. |
| void AttachFilteredEvent(const v8::FunctionCallbackInfo<v8::Value>& args); |
| |
| // void DetachFilteredEvent(int id, bool manual) |
| // id - Id of the event to detach. |
| // manual - false if this is part of the extension unload process where all |
| // listeners are automatically detached. |
| void DetachFilteredEvent(const v8::FunctionCallbackInfo<v8::Value>& args); |
| |
| void MatchAgainstEventFilter(const v8::FunctionCallbackInfo<v8::Value>& args); |
| |
| Dispatcher* dispatcher_; |
| scoped_ptr<EventMatcher> ParseEventMatcher( |
| base::DictionaryValue* filter_dict); |
| }; |
| |
| } // namespace extensions |
| |
| #endif // EXTENSIONS_RENDERER_EVENT_BINDINGS_H_ |