chrome/browser/ui/views/certificate_selector.h

   1 // Copyright 2015 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_VIEWS_CERTIFICATE_SELECTOR_H_
   6 #define CHROME_BROWSER_UI_VIEWS_CERTIFICATE_SELECTOR_H_
   7
   8 #include "base/macros.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "base/strings/string16.h"
  11 #include "net/cert/x509_certificate.h"
  12 #include "ui/views/controls/button/button.h"
  13 #include "ui/views/controls/table/table_view_observer.h"
  14 #include "ui/views/window/dialog_delegate.h"
  15
  16 namespace content {
  17 class WebContents;
  18 }
  19
  20 namespace views {
  21 class LabelButton;
  22 class TableView;
  23 class View;
  24 }
  25
  26 namespace chrome {
  27
  28 // A base class for dialogs that show a given list of certificates to the user.
  29 // The user can select a single certificate and look at details of each
  30 // certificate.
  31 // The currently selected certificate can be obtained using |GetSelectedCert()|.
  32 // The explanatory text shown to the user must be provided to |InitWithText()|.
  33 class CertificateSelector : public views::DialogDelegateView,
  34                             public views::ButtonListener,
  35                             public views::TableViewObserver {
  36  public:
  37   // Indicates if the dialog can be successfully shown.
  38   // TODO(davidben): Remove this when the certificate selector prompt is moved
  39   // to the WebContentsDelegate. https://crbug.com/456255.
  40   static bool CanShow(content::WebContents* web_contents);
  41
  42   // |web_contents| must not be null.
  43   CertificateSelector(const net::CertificateList& certificates,
  44                       content::WebContents* web_contents);
  45   ~CertificateSelector() override;
  46
  47   // Returns the currently selected certificate or null if none is selected.
  48   // Must be called after |InitWithText()|.
  49   net::X509Certificate* GetSelectedCert() const;
  50
  51   // Shows this dialog as a constrained web modal dialog and focuses the first
  52   // certificate.
  53   // Must be called after |InitWithText()|.
  54   void Show();
  55
  56   // DialogDelegateView:
  57   bool CanResize() const override;
  58   base::string16 GetWindowTitle() const override;
  59   bool IsDialogButtonEnabled(ui::DialogButton button) const override;
  60   views::View* GetInitiallyFocusedView() override;
  61   views::View* CreateExtraView() override;
  62   ui::ModalType GetModalType() const override;
  63
  64   // views::ButtonListener:
  65   void ButtonPressed(views::Button* sender, const ui::Event& event) override;
  66
  67   // views::TableViewObserver:
  68   void OnSelectionChanged() override;
  69   void OnDoubleClick() override;
  70
  71  protected:
  72   // The dimensions of the certificate selector table view, in pixels.
  73   static const int kTableViewWidth;
  74   static const int kTableViewHeight;
  75
  76   // Initializes the dialog. |text| is shown above the list of certificates
  77   // and is supposed to explain to the user what the implication of the
  78   // certificate selection is.
  79   void InitWithText(scoped_ptr<views::View> text_label);
  80
  81  private:
  82   class CertificateTableModel;
  83
  84   net::CertificateList certificates_;
  85
  86   // Whether to show the provider column in the table or not. Certificates
  87   // provided by the platform show the empty string as provider. That column is
  88   // shown only if there is at least one non-empty provider, i.e. non-platform
  89   // certificate.
  90   bool show_provider_column_ = false;
  91   scoped_ptr<CertificateTableModel> model_;
  92
  93   content::WebContents* const web_contents_;
  94
  95   views::TableView* table_;
  96   views::LabelButton* view_cert_button_;
  97
  98   DISALLOW_COPY_AND_ASSIGN(CertificateSelector);
  99 };
 100
 101 }  // namespace chrome
 102
 103 #endif  // CHROME_BROWSER_UI_VIEWS_CERTIFICATE_SELECTOR_H_