1// Copyright (c) 2012 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// The AppObjectExtension is a v8 extension that creates an object
6// at window.chrome.app.  This object allows javascript to get details
7// on the app state of the page.
8// The read-only property app.isInstalled is true if the current page is
9// within the extent of an installed, enabled app.
10
11#ifndef CHROME_RENDERER_EXTENSIONS_APP_BINDINGS_H_
12#define CHROME_RENDERER_EXTENSIONS_APP_BINDINGS_H_
13
14#include "base/compiler_specific.h"
15#include "chrome/renderer/extensions/chrome_v8_extension.h"
16#include "third_party/WebKit/public/web/WebFrame.h"
17
18namespace extensions {
19class ChromeV8Context;
20
21// Implements the chrome.app JavaScript object.
22//
23// TODO(aa): Add unit testing for this class.
24class AppBindings : public ChromeV8Extension,
25                    public ChromeV8ExtensionHandler {
26 public:
27  AppBindings(Dispatcher* dispatcher, ChromeV8Context* context);
28
29 private:
30  // IPC::Listener
31  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
32
33  void GetIsInstalled(const v8::FunctionCallbackInfo<v8::Value>& args);
34  void GetDetails(const v8::FunctionCallbackInfo<v8::Value>& args);
35  void GetDetailsForFrame(const v8::FunctionCallbackInfo<v8::Value>& args);
36  void GetInstallState(const v8::FunctionCallbackInfo<v8::Value>& args);
37  void GetRunningState(const v8::FunctionCallbackInfo<v8::Value>& args);
38
39  v8::Handle<v8::Value> GetDetailsForFrameImpl(blink::WebFrame* frame);
40
41  void OnAppInstallStateResponse(const std::string& state, int callback_id);
42
43  DISALLOW_COPY_AND_ASSIGN(AppBindings);
44};
45
46}  // namespace extensions
47
48#endif  // CHROME_RENDERER_EXTENSIONS_APP_BINDINGS_H_
49