content/public/common/renderer_preferences.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 // A struct for managing browser's settings that apply to the renderer or its
   6 // webview.  These differ from WebPreferences since they apply to Chromium's
   7 // glue layer rather than applying to just WebKit.
   8 //
   9 // Adding new values to this class probably involves updating
  10 // common/view_messages.h, browser/browser.cc, etc.
  11
  12 #ifndef CONTENT_PUBLIC_COMMON_RENDERER_PREFERENCES_H_
  13 #define CONTENT_PUBLIC_COMMON_RENDERER_PREFERENCES_H_
  14
  15 #include <string>
  16 #include <vector>
  17
  18 #include "base/strings/string16.h"
  19 #include "content/common/content_export.h"
  20 #include "third_party/skia/include/core/SkColor.h"
  21 #include "ui/gfx/font_render_params.h"
  22
  23 namespace content {
  24
  25 enum TapMultipleTargetsStrategy {
  26   TAP_MULTIPLE_TARGETS_STRATEGY_ZOOM = 0,
  27   TAP_MULTIPLE_TARGETS_STRATEGY_POPUP,
  28   TAP_MULTIPLE_TARGETS_STRATEGY_NONE,
  29
  30   TAP_MULTIPLE_TARGETS_STRATEGY_MAX = TAP_MULTIPLE_TARGETS_STRATEGY_NONE,
  31 };
  32
  33 struct CONTENT_EXPORT RendererPreferences {
  34   RendererPreferences();
  35   ~RendererPreferences();
  36
  37   // Whether the renderer's current browser context accept drops from the OS
  38   // that result in navigations away from the current page.
  39   bool can_accept_load_drops;
  40
  41   // Whether text should be antialiased.
  42   // Currently only used by Linux.
  43   bool should_antialias_text;
  44
  45   // The level of hinting to use when rendering text.
  46   // Currently only used by Linux.
  47   gfx::FontRenderParams::Hinting hinting;
  48
  49   // Whether auto hinter should be used. Currently only used by Linux.
  50   bool use_autohinter;
  51
  52   // Whether embedded bitmap strikes in fonts should be used.
  53   // Current only used by Linux.
  54   bool use_bitmaps;
  55
  56   // The type of subpixel rendering to use for text.
  57   // Currently only used by Linux and Windows.
  58   gfx::FontRenderParams::SubpixelRendering subpixel_rendering;
  59
  60   // Whether subpixel positioning should be used, permitting fractional X
  61   // positions for glyphs.  Currently only used by Linux.
  62   bool use_subpixel_positioning;
  63
  64   // The color of the focus ring. Currently only used on Linux.
  65   SkColor focus_ring_color;
  66
  67   // The color of different parts of the scrollbar. Currently only used on
  68   // Linux.
  69   SkColor thumb_active_color;
  70   SkColor thumb_inactive_color;
  71   SkColor track_color;
  72
  73   // The colors used in selection text. Currently only used on Linux and Ash.
  74   SkColor active_selection_bg_color;
  75   SkColor active_selection_fg_color;
  76   SkColor inactive_selection_bg_color;
  77   SkColor inactive_selection_fg_color;
  78
  79   // Browser wants a look at all non-local top level navigation requests.
  80   bool browser_handles_non_local_top_level_requests;
  81
  82   // Browser wants a look at all top-level navigation requests.
  83   bool browser_handles_all_top_level_requests;
  84
  85   // Cursor blink rate in seconds.
  86   // Currently only changed from default on Linux.  Uses |gtk-cursor-blink|
  87   // from GtkSettings.
  88   double caret_blink_interval;
  89
  90   // Whether or not to set custom colors at all.
  91   bool use_custom_colors;
  92
  93   // Set to false to not send referrers.
  94   bool enable_referrers;
  95
  96   // Set to true to indicate that the preference to set DNT to 1 is enabled.
  97   bool enable_do_not_track;
  98
  99   // Set to false to indicate that WebRTC should use the OS default routing.
 100   bool enable_webrtc_multiple_routes;
 101
 102   // Default page zoom level.
 103   double default_zoom_level;
 104
 105   // The user agent given to WebKit when it requests one and the user agent is
 106   // being overridden for the current navigation.
 107   std::string user_agent_override;
 108
 109   // The accept-languages of the browser, comma-separated.
 110   std::string accept_languages;
 111
 112   // Specifies whether the renderer reports frame name changes to the browser
 113   // process.
 114   // TODO(fsamuel): This is a short-term workaround to avoid regressing
 115   // Sunspider. We need to find an efficient way to report changes to frame
 116   // names to the browser process. See http://crbug.com/169110 for more
 117   // information.
 118   bool report_frame_name_changes;
 119
 120   // How to handle a tap gesture touching multiple targets
 121   TapMultipleTargetsStrategy tap_multiple_targets_strategy;
 122
 123   // Disables rendering default error page when client choses to block a page.
 124   // Corresponds to net::ERR_BLOCKED_BY_CLIENT.
 125   bool disable_client_blocked_error_page;
 126
 127   // Determines whether plugins are allowed to enter fullscreen mode.
 128   bool plugin_fullscreen_allowed;
 129
 130   // Whether video-overlay (hole-punching) should be used for the embedded
 131   // encrypted video.  Currently only used by Android.
 132   bool use_video_overlay_for_embedded_encrypted_video;
 133
 134   // Use video-overlay (hole-punching) should be used for all video, not just
 135   // encrypted video.  Currently only used by Android.
 136   bool use_view_overlay_for_all_video;
 137
 138   // Country iso of the mobile network for content detection purpose.
 139   std::string network_contry_iso;
 140
 141 #if defined(OS_WIN)
 142   // The default system font settings for caption, small caption, menu and
 143   // status messages. Used only by Windows.
 144   base::string16 caption_font_family_name;
 145   int32 caption_font_height;
 146
 147   base::string16 small_caption_font_family_name;
 148   int32 small_caption_font_height;
 149
 150   base::string16 menu_font_family_name;
 151   int32 menu_font_height;
 152
 153   base::string16 status_font_family_name;
 154   int32 status_font_height;
 155
 156   base::string16 message_font_family_name;
 157   int32 message_font_height;
 158
 159   // The width of a vertical scroll bar in dips.
 160   int32 vertical_scroll_bar_width_in_dips;
 161
 162   // The height of a horizontal scroll bar in dips.
 163   int32 horizontal_scroll_bar_height_in_dips;
 164
 165   // The height of the arrow bitmap on a vertical scroll bar in dips.
 166   int32 arrow_bitmap_height_vertical_scroll_bar_in_dips;
 167
 168   // The width of the arrow bitmap on a horizontal scroll bar in dips.
 169   int32 arrow_bitmap_width_horizontal_scroll_bar_in_dips;
 170 #endif
 171
 172   // The default font size used for rendering on Linux.
 173   int default_font_size;
 174 };
 175
 176 }  // namespace content
 177
 178 #endif  // CONTENT_PUBLIC_COMMON_RENDERER_PREFERENCES_H_