chrome/browser/ui/gtk/website_settings/permission_selector.cc

   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 #include "chrome/browser/ui/gtk/website_settings/permission_selector.h"
   6
   7 #include "base/compiler_specific.h"
   8 #include "base/i18n/rtl.h"
   9 #include "base/strings/utf_string_conversions.h"
  10 #include "chrome/browser/ui/gtk/gtk_theme_service.h"
  11 #include "chrome/browser/ui/gtk/gtk_util.h"
  12 #include "chrome/browser/ui/gtk/menu_gtk.h"
  13 #include "chrome/browser/ui/website_settings/website_settings_ui.h"
  14 #include "grit/generated_resources.h"
  15 #include "grit/theme_resources.h"
  16 #include "ui/base/gtk/gtk_hig_constants.h"
  17 #include "ui/base/l10n/l10n_util.h"
  18 #include "ui/base/models/menu_model.h"
  19 #include "ui/base/resource/resource_bundle.h"
  20 #include "ui/gfx/image/image.h"
  21
  22 namespace {
  23
  24 ContentSetting CommandIdToContentSetting(int command_id) {
  25   switch (command_id) {
  26     case PermissionMenuModel::COMMAND_SET_TO_DEFAULT:
  27       return CONTENT_SETTING_DEFAULT;
  28     case PermissionMenuModel::COMMAND_SET_TO_ALLOW:
  29       return CONTENT_SETTING_ALLOW;
  30     case PermissionMenuModel::COMMAND_SET_TO_BLOCK:
  31       return CONTENT_SETTING_BLOCK;
  32     default:
  33       NOTREACHED();
  34       return CONTENT_SETTING_DEFAULT;
  35   }
  36 }
  37
  38 }  // namespace
  39
  40 PermissionSelector::PermissionSelector(GtkThemeService* theme_service,
  41                                        const GURL& url,
  42                                        ContentSettingsType type,
  43                                        ContentSetting setting,
  44                                        ContentSetting default_setting,
  45                                        content_settings::SettingSource source)
  46     : widget_(NULL),
  47       menu_button_(NULL),
  48       icon_(NULL),
  49       type_(type),
  50       default_setting_(default_setting),
  51       setting_(setting) {
  52   DCHECK_NE(default_setting, CONTENT_SETTING_DEFAULT);
  53
  54   // Create permission info box.
  55   const int kChildSpacing = 4;
  56   widget_ = gtk_hbox_new(FALSE, kChildSpacing);
  57
  58   // Add permission type icon.
  59   ContentSetting effective_setting = setting;
  60   if (effective_setting == CONTENT_SETTING_DEFAULT)
  61     effective_setting = default_setting;
  62   GdkPixbuf* pixbuf = WebsiteSettingsUI::GetPermissionIcon(
  63       type, effective_setting).ToGdkPixbuf();
  64   icon_ = gtk_image_new_from_pixbuf(pixbuf);
  65   gtk_box_pack_start(GTK_BOX(widget_), icon_, FALSE, FALSE, 0);
  66
  67   // Add a label for the permission type.
  68   GtkWidget* label = theme_service->BuildLabel(l10n_util::GetStringFUTF8(
  69       IDS_WEBSITE_SETTINGS_PERMISSION_TYPE,
  70       WebsiteSettingsUI::PermissionTypeToUIString(type)),
  71       ui::kGdkBlack);
  72   gtk_label_set_line_wrap_mode(GTK_LABEL(label), PANGO_WRAP_WORD_CHAR);
  73
  74   gtk_box_pack_start(GTK_BOX(widget_), label, FALSE, FALSE, 0);
  75
  76   // Add the menu button.
  77   menu_button_ = theme_service->BuildChromeButton();
  78   GtkWidget* button_hbox = gtk_hbox_new(FALSE, 0);
  79   gtk_container_add(GTK_CONTAINER(menu_button_), button_hbox);
  80
  81   GtkWidget* button_label = theme_service->BuildLabel(
  82       base::UTF16ToUTF8(WebsiteSettingsUI::PermissionActionToUIString(
  83           setting, default_setting, source)),
  84       ui::kGdkBlack);
  85   gtk_box_pack_start(GTK_BOX(button_hbox), button_label, FALSE, FALSE,
  86                      ui::kControlSpacing);
  87
  88   bool user_setting = source == content_settings::SETTING_SOURCE_USER;
  89   gtk_widget_set_sensitive(GTK_WIDGET(menu_button_), user_setting);
  90   if (user_setting) {
  91     GtkWidget* arrow = NULL;
  92     // We don't handle theme changes, which is a bug but they are very unlikely
  93     // to occur while a bubble is grabbing input.
  94     if (theme_service->UsingNativeTheme()) {
  95       arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_NONE);
  96     } else {
  97       ResourceBundle& rb = ResourceBundle::GetSharedInstance();
  98       arrow = gtk_image_new_from_pixbuf(
  99           rb.GetNativeImageNamed(IDR_APP_DROPARROW).ToGdkPixbuf());
 100     }
 101     gtk_box_pack_start(GTK_BOX(button_hbox), arrow, FALSE, FALSE, 0);
 102   }
 103   gtk_button_set_relief(GTK_BUTTON(menu_button_), GTK_RELIEF_NONE);
 104   gtk_box_pack_start(GTK_BOX(widget_), menu_button_, FALSE, FALSE, 0);
 105
 106   menu_model_.reset(new PermissionMenuModel(this, url, type, default_setting,
 107                                             setting));
 108   MenuGtk::Delegate* delegate = new MenuGtk::Delegate();
 109   menu_.reset(new MenuGtk(delegate, menu_model_.get()));
 110   g_signal_connect(menu_button_, "button-press-event",
 111                    G_CALLBACK(OnMenuButtonPressEventThunk), this);
 112 }
 113
 114 PermissionSelector::~PermissionSelector() {
 115 }
 116
 117 void PermissionSelector::AddObserver(PermissionSelectorObserver* observer) {
 118   observer_list_.AddObserver(observer);
 119 }
 120
 121 ContentSetting PermissionSelector::GetSetting() const {
 122   return setting_;
 123 }
 124
 125 ContentSettingsType PermissionSelector::GetType() const {
 126   return type_;
 127 }
 128
 129 gboolean PermissionSelector::OnMenuButtonPressEvent(GtkWidget* button,
 130                                                     GdkEventButton* event) {
 131   if (event->button != 1)
 132     return FALSE;
 133   menu_->PopupForWidget(button, event->button, event->time);
 134   return TRUE;
 135 }
 136
 137 void PermissionSelector::ExecuteCommand(int command_id) {
 138   setting_ = CommandIdToContentSetting(command_id);
 139
 140   // Change the permission icon to reflect the selected setting.
 141   ContentSetting effective_setting = setting_;
 142   if (effective_setting == CONTENT_SETTING_DEFAULT)
 143     effective_setting = default_setting_;
 144   GdkPixbuf* pixbuf = WebsiteSettingsUI::GetPermissionIcon(
 145       type_, effective_setting).ToGdkPixbuf();
 146   gtk_image_set_from_pixbuf(GTK_IMAGE(icon_), pixbuf);
 147
 148   // Change the text of the menu button to reflect the selected setting.
 149   gtk_button_set_label(GTK_BUTTON(menu_button_), base::UTF16ToUTF8(
 150       WebsiteSettingsUI::PermissionActionToUIString(
 151           setting_,
 152           default_setting_,
 153           content_settings::SETTING_SOURCE_USER)).c_str());
 154
 155   FOR_EACH_OBSERVER(PermissionSelectorObserver,
 156                     observer_list_,
 157                     OnPermissionChanged(this));
 158 }
 159
 160 bool PermissionSelector::IsCommandIdChecked(int command_id) {
 161   return setting_ == CommandIdToContentSetting(command_id);
 162 }