Refactor SSLClientCertificateSelector for reuse with platformKeys API.

chrome/browser/ui/views/certificate_selector.h

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_UI_VIEWS_SSL_CLIENT_CERTIFICATE_SELECTOR_H_
-#define CHROME_BROWSER_UI_VIEWS_SSL_CLIENT_CERTIFICATE_SELECTOR_H_
+#ifndef CHROME_BROWSER_UI_VIEWS_CERTIFICATE_SELECTOR_H_
+#define CHROME_BROWSER_UI_VIEWS_CERTIFICATE_SELECTOR_H_
 
-#include <string>
-#include <vector>
-
-#include "base/basictypes.h"
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
-#include "chrome/browser/ssl/ssl_client_auth_observer.h"
-#include "chrome/browser/ssl/ssl_client_certificate_selector.h"
+#include "net/cert/x509_certificate.h"
 #include "ui/views/controls/button/button.h"
 #include "ui/views/controls/table/table_view_observer.h"
 #include "ui/views/window/dialog_delegate.h"
 
-// This header file exists only for testing.  Chrome should access the
-// certificate selector only through the cross-platform interface
-// chrome/browser/ssl_client_certificate_selector.h.
-
-namespace net {
-class SSLCertRequestInfo;
-class X509Certificate;
+namespace content {
+class WebContents;
 }
 
 namespace views {
 class LabelButton;
 class TableView;
-class Widget;
 }
 
-class CertificateSelectorTableModel;
+namespace chrome {
 
-class SSLClientCertificateSelector : public SSLClientAuthObserver,
-                                     public views::DialogDelegateView,
-                                     public views::ButtonListener,
-                                     public views::TableViewObserver {
+// A base class for dialogs that show a given list of certificates to the user.
+// The user can select a single certificate and look at details of each
+// certificate.
+// The currently selected certificate can be obtained using |GetSelectedCert()|.
+// The explanatory text shown to the user must be provided to |InitWithText()|.
+class CertificateSelector : public views::DialogDelegateView,
+                            public views::ButtonListener,
+                            public views::TableViewObserver {
  public:
-  SSLClientCertificateSelector(
-      content::WebContents* web_contents,
-      const scoped_refptr<net::SSLCertRequestInfo>& cert_request_info,
-      const chrome::SelectCertificateCallback& callback);
-  ~SSLClientCertificateSelector() override;
+  class CertificateTableModel;
 
-  void Init();
+  // |web_contents| must not be null.
+  CertificateSelector(const net::CertificateList& certificates,
+                      content::WebContents* web_contents);
+  ~CertificateSelector() override;
 
+  // Returns the currently selected certificate or null if none is selected.
+  // Must be called after |InitWithText()|.
   net::X509Certificate* GetSelectedCert() const;
 
-  // SSLClientAuthObserver implementation:
-  void OnCertSelectedByNotification() override;
+  // Shows this dialog as a constrained web modal dialog and focuses the first
+  // certificate.
+  // Must be called after |InitWithText()|.
+  void Show();
 
   // DialogDelegateView:
   bool CanResize() const override;
   base::string16 GetWindowTitle() const override;
-  void DeleteDelegate() override;
   bool IsDialogButtonEnabled(ui::DialogButton button) const override;
-  bool Cancel() override;
-  bool Accept() override;
   views::View* GetInitiallyFocusedView() override;
   views::View* CreateExtraView() override;
   ui::ModalType GetModalType() const override;
 
   // views::ButtonListener:
   void ButtonPressed(views::Button* sender, const ui::Event& event) override;
 
   // views::TableViewObserver:
   void OnSelectionChanged() override;
   void OnDoubleClick() override;
 
+ protected:
+  // Initializes the dialog. |text| is shown above the list of certificates
+  // and is supposed to explain to the user what the implication of the
+  // certificate selection is.
+  void InitWithText(const base::string16& text);
+
  private:
-  void CreateCertTable();
+  const net::CertificateList certificates_;
+  scoped_ptr<CertificateTableModel> model_;
 
-  // Callback after unlocking certificate slot.
-  void Unlocked(net::X509Certificate* cert);
-
-  scoped_ptr<CertificateSelectorTableModel> model_;
-
-  content::WebContents* web_contents_;
+  content::WebContents* const web_contents_;
 
   views::TableView* table_;
   views::LabelButton* view_cert_button_;
 
-  DISALLOW_COPY_AND_ASSIGN(SSLClientCertificateSelector);
+  DISALLOW_COPY_AND_ASSIGN(CertificateSelector);
 };
 
-#endif  // CHROME_BROWSER_UI_VIEWS_SSL_CLIENT_CERTIFICATE_SELECTOR_H_
+}  // namespace chrome
+
+#endif  // CHROME_BROWSER_UI_VIEWS_CERTIFICATE_SELECTOR_H_