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      1 // Copyright 2013 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 // A struct for managing webkit's settings.
      6 //
      7 // Adding new values to this class probably involves updating
      8 // blink::WebSettings, content/common/view_messages.h, browser/tab_contents/
      9 // render_view_host_delegate_helper.cc, and browser/profiles/profile.cc.
     10 
     11 #ifndef WEBKIT_COMMON_WEBPREFERENCES_H__
     12 #define WEBKIT_COMMON_WEBPREFERENCES_H__
     13 
     14 #include <map>
     15 #include <string>
     16 #include <vector>
     17 
     18 #include "base/strings/string16.h"
     19 #include "url/gurl.h"
     20 #include "webkit/common/webkit_common_export.h"
     21 
     22 namespace blink {
     23 class WebView;
     24 }
     25 
     26 struct WebPreferences;
     27 
     28 namespace webkit_glue {
     29 
     30 // Map of ISO 15924 four-letter script code to font family.  For example,
     31 // "Arab" to "My Arabic Font".
     32 typedef std::map<std::string, base::string16> ScriptFontFamilyMap;
     33 
     34 typedef std::vector<std::pair<std::string, std::string> >
     35     WebInspectorPreferences;
     36 
     37 enum EditingBehavior {
     38   EDITING_BEHAVIOR_MAC,
     39   EDITING_BEHAVIOR_WIN,
     40   EDITING_BEHAVIOR_UNIX,
     41   EDITING_BEHAVIOR_ANDROID
     42 };
     43 
     44 
     45 // The ISO 15924 script code for undetermined script aka Common. It's the
     46 // default used on WebKit's side to get/set a font setting when no script is
     47 // specified.
     48 WEBKIT_COMMON_EXPORT extern const char kCommonScript[];
     49 
     50 }  // namespace webkit_glue
     51 
     52 struct WEBKIT_COMMON_EXPORT WebPreferences {
     53   webkit_glue::ScriptFontFamilyMap standard_font_family_map;
     54   webkit_glue::ScriptFontFamilyMap fixed_font_family_map;
     55   webkit_glue::ScriptFontFamilyMap serif_font_family_map;
     56   webkit_glue::ScriptFontFamilyMap sans_serif_font_family_map;
     57   webkit_glue::ScriptFontFamilyMap cursive_font_family_map;
     58   webkit_glue::ScriptFontFamilyMap fantasy_font_family_map;
     59   webkit_glue::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   webkit_glue::WebInspectorPreferences inspector_settings;
     73   bool site_specific_quirks_enabled;
     74   bool shrinks_standalone_images_to_fit;
     75   bool uses_universal_detector;
     76   bool text_areas_are_resizable;
     77   bool java_enabled;
     78   bool allow_scripts_to_close_windows;
     79   bool remote_fonts_enabled;
     80   bool javascript_can_access_clipboard;
     81   bool xslt_enabled;
     82   bool xss_auditor_enabled;
     83   // We don't use dns_prefetching_enabled to disable DNS prefetching.  Instead,
     84   // we disable the feature at a lower layer so that we catch non-WebKit uses
     85   // of DNS prefetch as well.
     86   bool dns_prefetching_enabled;
     87   bool local_storage_enabled;
     88   bool databases_enabled;
     89   bool application_cache_enabled;
     90   bool tabs_to_links;
     91   bool caret_browsing_enabled;
     92   bool hyperlink_auditing_enabled;
     93   bool is_online;
     94   bool allow_universal_access_from_file_urls;
     95   bool allow_file_access_from_file_urls;
     96   bool webaudio_enabled;
     97   bool experimental_webgl_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 accelerated_compositing_for_overflow_scroll_enabled;
    105   bool universal_accelerated_compositing_for_overflow_scroll_enabled;
    106   bool accelerated_compositing_for_scrollable_frames_enabled;
    107   bool composited_scrolling_for_frames_enabled;
    108   bool mock_scrollbars_enabled;
    109   bool layer_squashing_enabled;
    110   bool threaded_html_parser;
    111   bool show_paint_rects;
    112   bool asynchronous_spell_checking_enabled;
    113   bool unified_textchecker_enabled;
    114   bool accelerated_compositing_enabled;
    115   bool force_compositing_mode;
    116   bool accelerated_compositing_for_3d_transforms_enabled;
    117   bool accelerated_compositing_for_animation_enabled;
    118   bool accelerated_compositing_for_video_enabled;
    119   bool accelerated_2d_canvas_enabled;
    120   int minimum_accelerated_2d_canvas_size;
    121   bool antialiased_2d_canvas_disabled;
    122   int accelerated_2d_canvas_msaa_sample_count;
    123   bool accelerated_filters_enabled;
    124   bool gesture_tap_highlight_enabled;
    125   bool accelerated_compositing_for_plugins_enabled;
    126   bool memory_info_enabled;
    127   bool fullscreen_enabled;
    128   bool allow_displaying_insecure_content;
    129   bool allow_running_insecure_content;
    130   bool password_echo_enabled;
    131   bool should_print_backgrounds;
    132   bool should_clear_document_background;
    133   bool enable_scroll_animator;
    134   bool visual_word_movement_enabled;
    135   bool css_variables_enabled;
    136   bool lazy_layout_enabled;
    137   bool region_based_columns_enabled;
    138   bool touch_enabled;
    139   bool device_supports_touch;
    140   bool device_supports_mouse;
    141   bool touch_adjustment_enabled;
    142   int pointer_events_max_touch_points;
    143   bool fixed_position_creates_stacking_context;
    144   bool sync_xhr_in_documents_enabled;
    145   bool deferred_image_decoding_enabled;
    146   bool should_respect_image_orientation;
    147   int number_of_cpu_cores;
    148   webkit_glue::EditingBehavior editing_behavior;
    149   bool supports_multiple_windows;
    150   bool viewport_enabled;
    151   bool viewport_meta_enabled;
    152   bool main_frame_resizes_are_orientation_changes;
    153   bool initialize_at_minimum_page_scale;
    154   bool smart_insert_delete_enabled;
    155   bool spatial_navigation_enabled;
    156   bool experimental_websocket_enabled;
    157   bool pinch_virtual_viewport_enabled;
    158   int pinch_overlay_scrollbar_thickness;
    159   bool use_solid_color_scrollbars;
    160   bool compositor_touch_hit_testing;
    161 
    162   // This flags corresponds to a Page's Settings' setCookieEnabled state. It
    163   // only controls whether or not the "document.cookie" field is properly
    164   // connected to the backing store, for instance if you wanted to be able to
    165   // define custom getters and setters from within a unique security content
    166   // without raising a DOM security exception.
    167   bool cookie_enabled;
    168 
    169 #if defined(OS_ANDROID)
    170   bool text_autosizing_enabled;
    171   float font_scale_factor;
    172   float device_scale_adjustment;
    173   bool force_enable_zoom;
    174   bool double_tap_to_zoom_enabled;
    175   bool user_gesture_required_for_media_playback;
    176   bool user_gesture_required_for_media_fullscreen;
    177   GURL default_video_poster_url;
    178   bool support_deprecated_target_density_dpi;
    179   bool use_legacy_background_size_shorthand_behavior;
    180   bool wide_viewport_quirk;
    181   bool use_wide_viewport;
    182   bool viewport_meta_layout_size_quirk;
    183   bool viewport_meta_merge_content_quirk;
    184   bool viewport_meta_non_user_scalable_quirk;
    185   bool viewport_meta_zero_values_quirk;
    186   bool clobber_user_agent_initial_scale_quirk;
    187   bool ignore_main_frame_overflow_hidden_quirk;
    188   bool report_screen_size_in_physical_pixels_quirk;
    189 #endif
    190 
    191   // We try to keep the default values the same as the default values in
    192   // chrome, except for the cases where it would require lots of extra work for
    193   // the embedder to use the same default value.
    194   WebPreferences();
    195   ~WebPreferences();
    196 };
    197 
    198 #endif  // WEBKIT_COMMON_WEBPREFERENCES_H__
    199