chrome/browser/password_manager/password_generation_manager.h

   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 CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_GENERATION_MANAGER_H_
   6 #define CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_GENERATION_MANAGER_H_
   7
   8 #include <vector>
   9
  10 #include "base/basictypes.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "base/memory/weak_ptr.h"
  13 #include "ui/gfx/rect.h"
  14
  15 class PasswordManager;
  16 class PasswordManagerClient;
  17 class PasswordManagerDriver;
  18
  19 namespace autofill {
  20 struct FormData;
  21 class FormStructure;
  22 class PasswordGenerator;
  23 class PasswordGenerationPopupControllerImpl;
  24 class PasswordGenerationPopupObserver;
  25 struct PasswordForm;
  26 }
  27
  28 namespace content {
  29 class RenderViewHost;
  30 class WebContents;
  31 }
  32
  33 namespace user_prefs {
  34 class PrefRegistrySyncable;
  35 }
  36
  37 // Per-tab manager for password generation. Will enable this feature only if
  38 //
  39 // -  Password manager is enabled
  40 // -  Password sync is enabled
  41 //
  42 // NOTE: At the moment, the creation of the renderer PasswordGenerationManager
  43 // is controlled by a switch (--enable-password-generation) so this feature will
  44 // not be enabled regardless of the above criteria without the switch being
  45 // present.
  46 //
  47 // This class is used to determine what forms we should offer to generate
  48 // passwords for and manages the popup which is created if the user chooses to
  49 // generate a password.
  50 class PasswordGenerationManager {
  51  public:
  52   PasswordGenerationManager(content::WebContents* contents,
  53                             PasswordManagerClient* client);
  54   virtual ~PasswordGenerationManager();
  55
  56   // Detect account creation forms from forms with autofill type annotated.
  57   // Will send a message to the renderer if we find a correctly annotated form
  58   // and the feature is enabled.
  59   void DetectAccountCreationForms(
  60       const std::vector<autofill::FormStructure*>& forms);
  61
  62   // Hide any visible password generation related popups.
  63   void HidePopup();
  64
  65   // Observer for PasswordGenerationPopup events. Used for testing.
  66   void SetTestObserver(autofill::PasswordGenerationPopupObserver* observer);
  67
  68   // Causes the password generation UI to be shown for the specified form.
  69   // The popup will be anchored at |element_bounds|. The generated password
  70   // will be no longer than |max_length|.
  71   void OnShowPasswordGenerationPopup(const gfx::RectF& element_bounds,
  72                                      int max_length,
  73                                      const autofill::PasswordForm& form);
  74
  75   // Causes the password editing UI to be shown anchored at |element_bounds|.
  76   void OnShowPasswordEditingPopup(const gfx::RectF& element_bounds,
  77                                   const autofill::PasswordForm& form);
  78
  79   // Hides any visible UI.
  80   void OnHidePasswordGenerationPopup();
  81
  82  private:
  83   friend class PasswordGenerationManagerTest;
  84
  85   // Determines current state of password generation
  86   bool IsGenerationEnabled() const;
  87
  88   // Sends a message to the renderer specifying form(s) that we should enable
  89   // password generation on. This is a separate function to aid in testing.
  90   virtual void SendAccountCreationFormsToRenderer(
  91       content::RenderViewHost* host,
  92       const std::vector<autofill::FormData>& forms);
  93
  94   // Given |bounds| in the renderers coordinate system, return the same bounds
  95   // in the screens coordinate system.
  96   gfx::RectF GetBoundsInScreenSpace(const gfx::RectF& bounds);
  97
  98   // The WebContents instance associated with this instance. Scoped to the
  99   // lifetime of this class, as this class is indirectly a WCUD via
 100   // ChromePasswordManagerClient.
 101   // TODO(blundell): Eliminate this ivar. crbug.com/340675
 102   content::WebContents* web_contents_;
 103
 104   // Observer for password generation popup.
 105   autofill::PasswordGenerationPopupObserver* observer_;
 106
 107   // Controls how passwords are generated.
 108   scoped_ptr<autofill::PasswordGenerator> password_generator_;
 109
 110   // Controls the popup
 111   base::WeakPtr<
 112     autofill::PasswordGenerationPopupControllerImpl> popup_controller_;
 113
 114   // The PasswordManagerClient instance associated with this instance. Must
 115   // outlive this instance.
 116   PasswordManagerClient* client_;
 117
 118   // The PasswordManagerDriver instance associated with this instance. Must
 119   // outlive this instance.
 120   PasswordManagerDriver* driver_;
 121
 122   DISALLOW_COPY_AND_ASSIGN(PasswordGenerationManager);
 123 };
 124
 125 #endif  // CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_GENERATION_MANAGER_H_