chrome/browser/chromeos/options/vpn_config_view.h

   1 // Copyright (c) 2012 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_CHROMEOS_OPTIONS_VPN_CONFIG_VIEW_H_
   6 #define CHROME_BROWSER_CHROMEOS_OPTIONS_VPN_CONFIG_VIEW_H_
   7
   8 #include <string>
   9
  10 #include "base/memory/scoped_ptr.h"
  11 #include "base/strings/string16.h"
  12 #include "chrome/browser/chromeos/options/cert_library.h"
  13 #include "chrome/browser/chromeos/options/network_config_view.h"
  14 #include "chrome/browser/chromeos/options/network_property_ui_data.h"
  15 #include "chrome/browser/chromeos/options/passphrase_textfield.h"
  16 #include "ui/views/controls/button/button.h"
  17 #include "ui/views/controls/combobox/combobox_listener.h"
  18 #include "ui/views/controls/textfield/textfield_controller.h"
  19 #include "ui/views/view.h"
  20
  21 namespace base {
  22 class DictionaryValue;
  23 }
  24
  25 namespace views {
  26 class Checkbox;
  27 class GridLayout;
  28 class Label;
  29 }
  30
  31 namespace chromeos {
  32
  33 class NetworkState;
  34
  35 namespace internal {
  36 class ProviderTypeComboboxModel;
  37 class VpnServerCACertComboboxModel;
  38 class VpnUserCertComboboxModel;
  39 }
  40
  41 // A dialog box to allow configuration of VPN connection.
  42 class VPNConfigView : public ChildNetworkConfigView,
  43                       public views::TextfieldController,
  44                       public views::ButtonListener,
  45                       public views::ComboboxListener,
  46                       public CertLibrary::Observer {
  47  public:
  48   VPNConfigView(NetworkConfigView* parent, const std::string& service_path);
  49   virtual ~VPNConfigView();
  50
  51   // views::TextfieldController:
  52   virtual void ContentsChanged(views::Textfield* sender,
  53                                const base::string16& new_contents) OVERRIDE;
  54   virtual bool HandleKeyEvent(views::Textfield* sender,
  55                               const ui::KeyEvent& key_event) OVERRIDE;
  56
  57   // views::ButtonListener:
  58   virtual void ButtonPressed(views::Button* sender,
  59                              const ui::Event& event) OVERRIDE;
  60
  61   // views::ComboboxListener:
  62   virtual void OnSelectedIndexChanged(views::Combobox* combobox) OVERRIDE;
  63
  64   // CertLibrary::Observer:
  65   virtual void OnCertificatesLoaded(bool initial_load) OVERRIDE;
  66
  67   // ChildNetworkConfigView:
  68   virtual base::string16 GetTitle() const OVERRIDE;
  69   virtual views::View* GetInitiallyFocusedView() OVERRIDE;
  70   virtual bool CanLogin() OVERRIDE;
  71   virtual bool Login() OVERRIDE;
  72   virtual void Cancel() OVERRIDE;
  73   virtual void InitFocus() OVERRIDE;
  74
  75  private:
  76   // Initializes data members and create UI controls.
  77   void Init();
  78
  79   // Callback to initialize fields from uncached network properties.
  80   void InitFromProperties(const std::string& service_path,
  81                           const base::DictionaryValue& dictionary);
  82   void ParseUIProperties(const NetworkState* vpn);
  83   void GetPropertiesError(const std::string& error_name,
  84                           scoped_ptr<base::DictionaryValue> error_data);
  85
  86   // Helper function to set configurable properties.
  87   void SetConfigProperties(base::DictionaryValue* properties);
  88
  89   // Set and update all control values.
  90   void Refresh();
  91
  92   // Update various controls.
  93   void UpdateControlsToEnable();
  94   void UpdateControls();
  95   void UpdateErrorLabel();
  96
  97   // Update state of the Login button.
  98   void UpdateCanLogin();
  99
 100   // Returns true if there is at least one user certificate installed.
 101   bool HaveUserCerts() const;
 102
 103   // Returns true if there is a selected user certificate and it is valid.
 104   bool IsUserCertValid() const;
 105
 106   // Get text from input field.
 107   const std::string GetTextFromField(views::Textfield* textfield,
 108                                      bool trim_whitespace) const;
 109
 110   // Get passphrase from input field.
 111   const std::string GetPassphraseFromField(
 112       PassphraseTextfield* textfield) const;
 113
 114   // Convenience methods to get text from input field or cached VirtualNetwork.
 115   const std::string GetService() const;
 116   const std::string GetServer() const;
 117   const std::string GetPSKPassphrase() const;
 118   const std::string GetUsername() const;
 119   const std::string GetUserPassphrase() const;
 120   const std::string GetOTP() const;
 121   const std::string GetGroupName() const;
 122   const std::string GetServerCACertPEM() const;
 123   const std::string GetUserCertID() const;
 124   bool GetSaveCredentials() const;
 125   int GetProviderTypeIndex() const;
 126   std::string GetProviderTypeString() const;
 127
 128   // Parses a VPN UI |property| from the given |network|. |key| is the property
 129   // name within the type-specific VPN subdictionary named |dict_key|.
 130   void ParseVPNUIProperty(const NetworkState* network,
 131                           const std::string& dict_key,
 132                           const std::string& key,
 133                           NetworkPropertyUIData* property_ui_data);
 134
 135   base::string16 service_name_from_server_;
 136   bool service_text_modified_;
 137
 138   // Initialized in Init():
 139
 140   bool enable_psk_passphrase_;
 141   bool enable_user_cert_;
 142   bool enable_server_ca_cert_;
 143   bool enable_otp_;
 144   bool enable_group_name_;
 145
 146   NetworkPropertyUIData ca_cert_ui_data_;
 147   NetworkPropertyUIData psk_passphrase_ui_data_;
 148   NetworkPropertyUIData user_cert_ui_data_;
 149   NetworkPropertyUIData username_ui_data_;
 150   NetworkPropertyUIData user_passphrase_ui_data_;
 151   NetworkPropertyUIData group_name_ui_data_;
 152   NetworkPropertyUIData save_credentials_ui_data_;
 153
 154   int title_;
 155
 156   views::GridLayout* layout_;
 157   views::Textfield* server_textfield_;
 158   views::Label* service_text_;
 159   views::Textfield* service_textfield_;
 160   scoped_ptr<internal::ProviderTypeComboboxModel> provider_type_combobox_model_;
 161   views::Combobox* provider_type_combobox_;
 162   views::Label* provider_type_text_label_;
 163   views::Label* psk_passphrase_label_;
 164   PassphraseTextfield* psk_passphrase_textfield_;
 165   views::Label* user_cert_label_;
 166   scoped_ptr<internal::VpnUserCertComboboxModel> user_cert_combobox_model_;
 167   views::Combobox* user_cert_combobox_;
 168   views::Label* server_ca_cert_label_;
 169   scoped_ptr<internal::VpnServerCACertComboboxModel>
 170       server_ca_cert_combobox_model_;
 171   views::Combobox* server_ca_cert_combobox_;
 172   views::Textfield* username_textfield_;
 173   PassphraseTextfield* user_passphrase_textfield_;
 174   views::Label* otp_label_;
 175   views::Textfield* otp_textfield_;
 176   views::Label* group_name_label_;
 177   views::Textfield* group_name_textfield_;
 178   views::Checkbox* save_credentials_checkbox_;
 179   views::Label* error_label_;
 180
 181   // Cached VPN properties, only set when configuring an existing network.
 182   int provider_type_index_;
 183   std::string ca_cert_pem_;
 184   std::string client_cert_id_;
 185
 186   base::WeakPtrFactory<VPNConfigView> weak_ptr_factory_;
 187
 188   DISALLOW_COPY_AND_ASSIGN(VPNConfigView);
 189 };
 190
 191 }  // namespace chromeos
 192
 193 #endif  // CHROME_BROWSER_CHROMEOS_OPTIONS_VPN_CONFIG_VIEW_H_