components/autofill/core/browser/autofill_external_delegate.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 COMPONENTS_AUTOFILL_CORE_BROWSER_AUTOFILL_EXTERNAL_DELEGATE_H_
   6 #define COMPONENTS_AUTOFILL_CORE_BROWSER_AUTOFILL_EXTERNAL_DELEGATE_H_
   7
   8 #include <vector>
   9
  10 #include "base/compiler_specific.h"
  11 #include "base/gtest_prod_util.h"
  12 #include "base/memory/weak_ptr.h"
  13 #include "base/strings/string16.h"
  14 #include "components/autofill/core/browser/autofill_popup_delegate.h"
  15 #include "components/autofill/core/browser/suggestion.h"
  16 #include "components/autofill/core/common/form_data.h"
  17 #include "components/autofill/core/common/form_field_data.h"
  18 #include "ui/gfx/geometry/rect_f.h"
  19
  20 namespace autofill {
  21
  22 class AutofillDriver;
  23 class AutofillManager;
  24
  25 // TODO(csharp): A lot of the logic in this class is copied from autofillagent.
  26 // Once Autofill is moved out of WebKit this class should be the only home for
  27 // this logic. See http://crbug.com/51644
  28
  29 // Delegate for in-browser Autocomplete and Autofill display and selection.
  30 class AutofillExternalDelegate : public AutofillPopupDelegate {
  31  public:
  32   // Creates an AutofillExternalDelegate for the specified AutofillManager and
  33   // AutofillDriver.
  34   AutofillExternalDelegate(AutofillManager* manager,
  35                            AutofillDriver* driver);
  36   virtual ~AutofillExternalDelegate();
  37
  38   // AutofillPopupDelegate implementation.
  39   void OnPopupShown() override;
  40   void OnPopupHidden() override;
  41   void DidSelectSuggestion(const base::string16& value,
  42                            int identifier) override;
  43   void DidAcceptSuggestion(const base::string16& value,
  44                            int identifier,
  45                            int position) override;
  46   bool GetDeletionConfirmationText(const base::string16& value,
  47                                    int identifier,
  48                                    base::string16* title,
  49                                    base::string16* body) override;
  50   bool RemoveSuggestion(const base::string16& value, int identifier) override;
  51   void ClearPreviewedForm() override;
  52
  53   // Records and associates a query_id with web form data.  Called
  54   // when the renderer posts an Autofill query to the browser. |bounds|
  55   // is window relative. We might not want to display the warning if a website
  56   // has disabled Autocomplete because they have their own popup, and showing
  57   // our popup on to of theirs would be a poor user experience.
  58   virtual void OnQuery(int query_id,
  59                        const FormData& form,
  60                        const FormFieldData& field,
  61                        const gfx::RectF& element_bounds);
  62
  63   // Records query results and correctly formats them before sending them off
  64   // to be displayed.  Called when an Autofill query result is available.
  65   virtual void OnSuggestionsReturned(
  66       int query_id,
  67       const std::vector<Suggestion>& suggestions);
  68
  69   // Set the data list value associated with the current field.
  70   void SetCurrentDataListValues(
  71       const std::vector<base::string16>& data_list_values,
  72       const std::vector<base::string16>& data_list_labels);
  73
  74   // Inform the delegate that the text field editing has ended. This is
  75   // used to help record the metrics of when a new popup is shown.
  76   void DidEndTextFieldEditing();
  77
  78   // Returns the delegate to its starting state by removing any page specific
  79   // values or settings.
  80   void Reset();
  81
  82   // The renderer sent an IPC acknowledging an earlier ping IPC.
  83   void OnPingAck();
  84
  85  protected:
  86   base::WeakPtr<AutofillExternalDelegate> GetWeakPtr();
  87
  88  private:
  89   FRIEND_TEST_ALL_PREFIXES(AutofillExternalDelegateUnitTest,
  90                            FillCreditCardForm);
  91
  92   // Called when a credit card is scanned using device camera.
  93   void OnCreditCardScanned(const base::string16& card_number,
  94                            int expiration_month,
  95                            int expiration_year);
  96
  97   // Fills the form with the Autofill data corresponding to |unique_id|.
  98   // If |is_preview| is true then this is just a preview to show the user what
  99   // would be selected and if |is_preview| is false then the user has selected
 100   // this data.
 101   void FillAutofillFormData(int unique_id, bool is_preview);
 102
 103   // Handle applying any Autofill warnings to the Autofill popup.
 104   void ApplyAutofillWarnings(std::vector<Suggestion>* suggestions);
 105
 106   // Handle applying any Autofill option listings to the Autofill popup.
 107   // This function should only get called when there is at least one
 108   // multi-field suggestion in the list of suggestions.
 109   void ApplyAutofillOptions(std::vector<Suggestion>* suggestions);
 110
 111   // Insert the data list values at the start of the given list, including
 112   // any required separators.
 113   void InsertDataListValues(std::vector<Suggestion>* suggestions);
 114
 115   AutofillManager* manager_;  // weak.
 116
 117   // Provides driver-level context to the shared code of the component. Must
 118   // outlive this object.
 119   AutofillDriver* driver_;  // weak
 120
 121   // The ID of the last request sent for form field Autofill.  Used to ignore
 122   // out of date responses.
 123   int query_id_;
 124
 125   // The current form and field selected by Autofill.
 126   FormData query_form_;
 127   FormFieldData query_field_;
 128
 129   // The bounds of the form field that user is interacting with.
 130   gfx::RectF element_bounds_;
 131
 132   // Does the popup include any Autofill profile or credit card suggestions?
 133   bool has_suggestion_;
 134
 135   // Have we already shown Autofill suggestions for the field the user is
 136   // currently editing?  Used to keep track of state for metrics logging.
 137   bool has_shown_popup_for_current_edit_;
 138
 139   // FIXME
 140   bool should_show_scan_credit_card_;
 141
 142   // Whether the access Address Book prompt has ever been shown for the current
 143   // |query_form_|. This variable is only used on OSX.
 144   bool has_shown_address_book_prompt;
 145
 146   // The current data list values.
 147   std::vector<base::string16> data_list_values_;
 148   std::vector<base::string16> data_list_labels_;
 149
 150   base::WeakPtrFactory<AutofillExternalDelegate> weak_ptr_factory_;
 151
 152   DISALLOW_COPY_AND_ASSIGN(AutofillExternalDelegate);
 153 };
 154
 155 }  // namespace autofill
 156
 157 #endif  // COMPONENTS_AUTOFILL_CORE_BROWSER_AUTOFILL_EXTERNAL_DELEGATE_H_