Home | History | Annotate | Download | only in browser 
      1 // Copyright 2013 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 COMPONENTS_AUTOFILL_CONTENT_BROWSER_AUTOFILL_DRIVER_IMPL_H_
      6 #define COMPONENTS_AUTOFILL_CONTENT_BROWSER_AUTOFILL_DRIVER_IMPL_H_
      7 
      8 #include <string>
      9 
     10 #include "base/memory/scoped_ptr.h"
     11 #include "base/supports_user_data.h"
     12 #include "components/autofill/core/browser/autofill_driver.h"
     13 #include "components/autofill/core/browser/autofill_external_delegate.h"
     14 #include "components/autofill/core/browser/autofill_manager.h"
     15 #include "content/public/browser/notification_observer.h"
     16 #include "content/public/browser/notification_registrar.h"
     17 #include "content/public/browser/web_contents_observer.h"
     18 
     19 namespace content {
     20 class WebContents;
     21 }
     22 
     23 namespace IPC {
     24 class Message;
     25 }
     26 
     27 namespace autofill {
     28 
     29 class AutofillContext;
     30 class AutofillManagerDelegate;
     31 
     32 // Class that drives autofill flow in the browser process based on
     33 // communication from the renderer and from the external world. There is one
     34 // instance per WebContents.
     35 class AutofillDriverImpl : public AutofillDriver,
     36                            public content::NotificationObserver,
     37                            public content::WebContentsObserver,
     38                            public base::SupportsUserData::Data {
     39  public:
     40   static void CreateForWebContentsAndDelegate(
     41       content::WebContents* contents,
     42       autofill::AutofillManagerDelegate* delegate,
     43       const std::string& app_locale,
     44       AutofillManager::AutofillDownloadManagerState enable_download_manager);
     45   static AutofillDriverImpl* FromWebContents(content::WebContents* contents);
     46 
     47   // AutofillDriver:
     48   virtual content::WebContents* GetWebContents() OVERRIDE;
     49   virtual bool RendererIsAvailable() OVERRIDE;
     50   virtual void SetRendererActionOnFormDataReception(
     51       RendererFormDataAction action) OVERRIDE;
     52   virtual void SendFormDataToRenderer(int query_id,
     53                                       const FormData& data) OVERRIDE;
     54   virtual void SendAutofillTypePredictionsToRenderer(
     55       const std::vector<FormStructure*>& forms) OVERRIDE;
     56   virtual void RendererShouldClearFilledForm() OVERRIDE;
     57   virtual void RendererShouldClearPreviewedForm() OVERRIDE;
     58 
     59   AutofillExternalDelegate* autofill_external_delegate() {
     60     return autofill_external_delegate_.get();
     61   }
     62 
     63   // Sets the external delegate to |delegate| both within this class and in the
     64   // shared Autofill code. Takes ownership of |delegate|.
     65   void SetAutofillExternalDelegate(
     66       scoped_ptr<AutofillExternalDelegate> delegate);
     67 
     68   AutofillManager* autofill_manager() { return autofill_manager_.get(); }
     69 
     70  protected:
     71   AutofillDriverImpl(
     72       content::WebContents* web_contents,
     73       autofill::AutofillManagerDelegate* delegate,
     74       const std::string& app_locale,
     75       AutofillManager::AutofillDownloadManagerState enable_download_manager);
     76   virtual ~AutofillDriverImpl();
     77 
     78   // content::WebContentsObserver:
     79   virtual void DidNavigateMainFrame(
     80       const content::LoadCommittedDetails& details,
     81       const content::FrameNavigateParams& params) OVERRIDE;
     82   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
     83 
     84   // Sets the manager to |manager| and sets |manager|'s external delegate
     85   // to |autofill_external_delegate_|. Takes ownership of |manager|.
     86   void SetAutofillManager(scoped_ptr<AutofillManager> manager);
     87 
     88  private:
     89   // content::NotificationObserver:
     90   virtual void Observe(int type,
     91                        const content::NotificationSource& source,
     92                        const content::NotificationDetails& details) OVERRIDE;
     93 
     94   // A scoped container for notification registries.
     95   content::NotificationRegistrar registrar_;
     96 
     97   // AutofillExternalDelegate instance that this object instantiates in the
     98   // case where the autofill native UI is enabled.
     99   scoped_ptr<AutofillExternalDelegate> autofill_external_delegate_;
    100 
    101   // AutofillManager instance via which this object drives the shared Autofill
    102   // code.
    103   scoped_ptr<AutofillManager> autofill_manager_;
    104 };
    105 
    106 }  // namespace autofill
    107 
    108 #endif  // COMPONENTS_AUTOFILL_CONTENT_BROWSER_AUTOFILL_DRIVER_IMPL_H_
    109