- add sources.
[platform/framework/web/crosswalk.git] / src / chrome / browser / ui / search_engines / search_engine_tab_helper.h
1 // Copyright (c) 2011 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 CHROME_BROWSER_UI_SEARCH_ENGINES_SEARCH_ENGINE_TAB_HELPER_H_
6 #define CHROME_BROWSER_UI_SEARCH_ENGINES_SEARCH_ENGINE_TAB_HELPER_H_
7
8 #include "chrome/browser/ui/find_bar/find_bar_controller.h"
9 #include "chrome/browser/ui/find_bar/find_notification_details.h"
10 #include "chrome/common/search_provider.h"
11 #include "content/public/browser/web_contents_observer.h"
12 #include "content/public/browser/web_contents_user_data.h"
13
14 class SearchEngineTabHelperDelegate;
15
16 // Per-tab search engine manager. Handles dealing search engine processing
17 // functionality.
18 class SearchEngineTabHelper
19     : public content::WebContentsObserver,
20       public content::WebContentsUserData<SearchEngineTabHelper> {
21  public:
22   virtual ~SearchEngineTabHelper();
23
24   SearchEngineTabHelperDelegate* delegate() const { return delegate_; }
25   void set_delegate(SearchEngineTabHelperDelegate* d) { delegate_ = d; }
26
27   // content::WebContentsObserver overrides.
28   virtual void DidNavigateMainFrame(
29       const content::LoadCommittedDetails& details,
30       const content::FrameNavigateParams& params) OVERRIDE;
31   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
32
33  private:
34   explicit SearchEngineTabHelper(content::WebContents* web_contents);
35   friend class content::WebContentsUserData<SearchEngineTabHelper>;
36
37   // Handles when a page specifies an OSDD (OpenSearch Description Document).
38   void OnPageHasOSDD(int32 page_id,
39                      const GURL& doc_url,
40                      const search_provider::OSDDType& msg_provider_type);
41
42   // If params has a searchable form, this tries to create a new keyword.
43   void GenerateKeywordIfNecessary(
44       const content::FrameNavigateParams& params);
45
46   // Delegate for notifying our owner about stuff. Not owned by us.
47   SearchEngineTabHelperDelegate* delegate_;
48
49   DISALLOW_COPY_AND_ASSIGN(SearchEngineTabHelper);
50 };
51
52 #endif  // CHROME_BROWSER_UI_SEARCH_ENGINES_SEARCH_ENGINE_TAB_HELPER_H_