content/public/common/web_preferences.h

   1 // Copyright 2014 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 CONTENT_PUBLIC_COMMON_WEB_PREFERENCES_H_
   6 #define CONTENT_PUBLIC_COMMON_WEB_PREFERENCES_H_
   7
   8 #include <map>
   9 #include <string>
  10 #include <vector>
  11
  12 #include "base/strings/string16.h"
  13 #include "content/common/content_export.h"
  14 #include "net/base/network_change_notifier.h"
  15 #include "url/gurl.h"
  16
  17 namespace blink {
  18 class WebView;
  19 }
  20
  21 namespace content {
  22
  23 // Map of ISO 15924 four-letter script code to font family.  For example,
  24 // "Arab" to "My Arabic Font".
  25 typedef std::map<std::string, base::string16> ScriptFontFamilyMap;
  26
  27 enum EditingBehavior {
  28   EDITING_BEHAVIOR_MAC,
  29   EDITING_BEHAVIOR_WIN,
  30   EDITING_BEHAVIOR_UNIX,
  31   EDITING_BEHAVIOR_ANDROID,
  32   EDITING_BEHAVIOR_LAST = EDITING_BEHAVIOR_ANDROID
  33 };
  34
  35 enum V8CacheOptions {
  36   V8_CACHE_OPTIONS_OFF,
  37   V8_CACHE_OPTIONS_PARSE,
  38   V8_CACHE_OPTIONS_CODE,
  39   V8_CACHE_OPTIONS_LAST = V8_CACHE_OPTIONS_CODE
  40 };
  41
  42 // The ISO 15924 script code for undetermined script aka Common. It's the
  43 // default used on WebKit's side to get/set a font setting when no script is
  44 // specified.
  45 CONTENT_EXPORT extern const char kCommonScript[];
  46
  47 // A struct for managing blink's settings.
  48 //
  49 // Adding new values to this class probably involves updating
  50 // blink::WebSettings, content/common/view_messages.h, browser/tab_contents/
  51 // render_view_host_delegate_helper.cc, and browser/profiles/profile.cc.
  52 struct CONTENT_EXPORT WebPreferences {
  53   ScriptFontFamilyMap standard_font_family_map;
  54   ScriptFontFamilyMap fixed_font_family_map;
  55   ScriptFontFamilyMap serif_font_family_map;
  56   ScriptFontFamilyMap sans_serif_font_family_map;
  57   ScriptFontFamilyMap cursive_font_family_map;
  58   ScriptFontFamilyMap fantasy_font_family_map;
  59   ScriptFontFamilyMap pictograph_font_family_map;
  60   int default_font_size;
  61   int default_fixed_font_size;
  62   int minimum_font_size;
  63   int minimum_logical_font_size;
  64   std::string default_encoding;
  65   bool javascript_enabled;
  66   bool web_security_enabled;
  67   bool javascript_can_open_windows_automatically;
  68   bool loads_images_automatically;
  69   bool images_enabled;
  70   bool plugins_enabled;
  71   bool dom_paste_enabled;
  72   bool shrinks_standalone_images_to_fit;
  73   bool uses_universal_detector;
  74   bool text_areas_are_resizable;
  75   bool java_enabled;
  76   bool allow_scripts_to_close_windows;
  77   bool remote_fonts_enabled;
  78   bool javascript_can_access_clipboard;
  79   bool xslt_enabled;
  80   bool xss_auditor_enabled;
  81   // We don't use dns_prefetching_enabled to disable DNS prefetching.  Instead,
  82   // we disable the feature at a lower layer so that we catch non-WebKit uses
  83   // of DNS prefetch as well.
  84   bool dns_prefetching_enabled;
  85   bool local_storage_enabled;
  86   bool databases_enabled;
  87   bool application_cache_enabled;
  88   bool tabs_to_links;
  89   bool caret_browsing_enabled;
  90   bool hyperlink_auditing_enabled;
  91   bool is_online;
  92   net::NetworkChangeNotifier::ConnectionType connection_type;
  93   bool allow_universal_access_from_file_urls;
  94   bool allow_file_access_from_file_urls;
  95   bool webaudio_enabled;
  96   bool experimental_webgl_enabled;
  97   bool pepper_3d_enabled;
  98   bool flash_3d_enabled;
  99   bool flash_stage3d_enabled;
 100   bool flash_stage3d_baseline_enabled;
 101   bool gl_multisampling_enabled;
 102   bool privileged_webgl_extensions_enabled;
 103   bool webgl_errors_to_console_enabled;
 104   bool mock_scrollbars_enabled;
 105   bool layer_squashing_enabled;
 106   bool asynchronous_spell_checking_enabled;
 107   bool unified_textchecker_enabled;
 108   bool accelerated_2d_canvas_enabled;
 109   int minimum_accelerated_2d_canvas_size;
 110   bool antialiased_2d_canvas_disabled;
 111   int accelerated_2d_canvas_msaa_sample_count;
 112   bool accelerated_filters_enabled;
 113   bool deferred_filters_enabled;
 114   bool container_culling_enabled;
 115   bool allow_displaying_insecure_content;
 116   bool allow_running_insecure_content;
 117   bool password_echo_enabled;
 118   bool should_print_backgrounds;
 119   bool should_clear_document_background;
 120   bool enable_scroll_animator;
 121   bool css_variables_enabled;
 122   bool region_based_columns_enabled;
 123   bool touch_enabled;
 124   bool device_supports_touch;
 125   bool device_supports_mouse;
 126   bool touch_adjustment_enabled;
 127   int pointer_events_max_touch_points;
 128   bool sync_xhr_in_documents_enabled;
 129   bool deferred_image_decoding_enabled;
 130   bool should_respect_image_orientation;
 131   int number_of_cpu_cores;
 132   EditingBehavior editing_behavior;
 133   bool supports_multiple_windows;
 134   bool viewport_enabled;
 135   bool viewport_meta_enabled;
 136   bool main_frame_resizes_are_orientation_changes;
 137   bool initialize_at_minimum_page_scale;
 138   bool smart_insert_delete_enabled;
 139   bool spatial_navigation_enabled;
 140   bool pinch_virtual_viewport_enabled;
 141   int pinch_overlay_scrollbar_thickness;
 142   bool use_solid_color_scrollbars;
 143   bool navigate_on_drag_drop;
 144   V8CacheOptions v8_cache_options;
 145   bool v8_script_streaming_enabled;
 146
 147   // This flags corresponds to a Page's Settings' setCookieEnabled state. It
 148   // only controls whether or not the "document.cookie" field is properly
 149   // connected to the backing store, for instance if you wanted to be able to
 150   // define custom getters and setters from within a unique security content
 151   // without raising a DOM security exception.
 152   bool cookie_enabled;
 153
 154   // This flag indicates whether H/W accelerated video decode is enabled for
 155   // pepper plugins. Defaults to false.
 156   bool pepper_accelerated_video_decode_enabled;
 157
 158 #if defined(OS_ANDROID)
 159   bool text_autosizing_enabled;
 160   float font_scale_factor;
 161   float device_scale_adjustment;
 162   bool force_enable_zoom;
 163   bool disallow_fullscreen_for_non_media_elements;
 164   bool fullscreen_supported;
 165   bool double_tap_to_zoom_enabled;
 166   bool user_gesture_required_for_media_playback;
 167   GURL default_video_poster_url;
 168   bool support_deprecated_target_density_dpi;
 169   bool use_legacy_background_size_shorthand_behavior;
 170   bool wide_viewport_quirk;
 171   bool use_wide_viewport;
 172   bool force_zero_layout_height;
 173   bool viewport_meta_layout_size_quirk;
 174   bool viewport_meta_merge_content_quirk;
 175   bool viewport_meta_non_user_scalable_quirk;
 176   bool viewport_meta_zero_values_quirk;
 177   bool clobber_user_agent_initial_scale_quirk;
 178   bool ignore_main_frame_overflow_hidden_quirk;
 179   bool report_screen_size_in_physical_pixels_quirk;
 180 #endif
 181
 182   // We try to keep the default values the same as the default values in
 183   // chrome, except for the cases where it would require lots of extra work for
 184   // the embedder to use the same default value.
 185   WebPreferences();
 186   ~WebPreferences();
 187 };
 188
 189 }  // namespace content
 190
 191 #endif  // CONTENT_PUBLIC_COMMON_WEB_PREFERENCES_H_