web_preferences.h revision 5f1c94371a64b3196d4be9466099bb892df9b88e 
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
17namespace blink {
18class WebView;
19}
20
21namespace content {
22
23// Map of ISO 15924 four-letter script code to font family.  For example,
24// "Arab" to "My Arabic Font".
25typedef std::map<std::string, base::string16> ScriptFontFamilyMap;
26
27typedef std::vector<std::pair<std::string, std::string> >
28    WebInspectorPreferences;
29
30enum EditingBehavior {
31  EDITING_BEHAVIOR_MAC,
32  EDITING_BEHAVIOR_WIN,
33  EDITING_BEHAVIOR_UNIX,
34  EDITING_BEHAVIOR_ANDROID,
35  EDITING_BEHAVIOR_LAST = EDITING_BEHAVIOR_ANDROID
36};
37
38// The ISO 15924 script code for undetermined script aka Common. It's the
39// default used on WebKit's side to get/set a font setting when no script is
40// specified.
41CONTENT_EXPORT extern const char kCommonScript[];
42
43// A struct for managing blink's settings.
44//
45// Adding new values to this class probably involves updating
46// blink::WebSettings, content/common/view_messages.h, browser/tab_contents/
47// render_view_host_delegate_helper.cc, and browser/profiles/profile.cc.
48struct CONTENT_EXPORT WebPreferences {
49  ScriptFontFamilyMap standard_font_family_map;
50  ScriptFontFamilyMap fixed_font_family_map;
51  ScriptFontFamilyMap serif_font_family_map;
52  ScriptFontFamilyMap sans_serif_font_family_map;
53  ScriptFontFamilyMap cursive_font_family_map;
54  ScriptFontFamilyMap fantasy_font_family_map;
55  ScriptFontFamilyMap pictograph_font_family_map;
56  int default_font_size;
57  int default_fixed_font_size;
58  int minimum_font_size;
59  int minimum_logical_font_size;
60  std::string default_encoding;
61  bool javascript_enabled;
62  bool web_security_enabled;
63  bool javascript_can_open_windows_automatically;
64  bool loads_images_automatically;
65  bool images_enabled;
66  bool plugins_enabled;
67  bool dom_paste_enabled;
68  WebInspectorPreferences inspector_settings;
69  bool site_specific_quirks_enabled;
70  bool shrinks_standalone_images_to_fit;
71  bool uses_universal_detector;
72  bool text_areas_are_resizable;
73  bool java_enabled;
74  bool allow_scripts_to_close_windows;
75  bool remote_fonts_enabled;
76  bool javascript_can_access_clipboard;
77  bool xslt_enabled;
78  bool xss_auditor_enabled;
79  // We don't use dns_prefetching_enabled to disable DNS prefetching.  Instead,
80  // we disable the feature at a lower layer so that we catch non-WebKit uses
81  // of DNS prefetch as well.
82  bool dns_prefetching_enabled;
83  bool local_storage_enabled;
84  bool databases_enabled;
85  bool application_cache_enabled;
86  bool tabs_to_links;
87  bool caret_browsing_enabled;
88  bool hyperlink_auditing_enabled;
89  bool is_online;
90  net::NetworkChangeNotifier::ConnectionType connection_type;
91  bool allow_universal_access_from_file_urls;
92  bool allow_file_access_from_file_urls;
93  bool webaudio_enabled;
94  bool experimental_webgl_enabled;
95  bool pepper_3d_enabled;
96  bool flash_3d_enabled;
97  bool flash_stage3d_enabled;
98  bool flash_stage3d_baseline_enabled;
99  bool gl_multisampling_enabled;
100  bool privileged_webgl_extensions_enabled;
101  bool webgl_errors_to_console_enabled;
102  bool mock_scrollbars_enabled;
103  bool layer_squashing_enabled;
104  bool asynchronous_spell_checking_enabled;
105  bool unified_textchecker_enabled;
106  bool accelerated_2d_canvas_enabled;
107  int minimum_accelerated_2d_canvas_size;
108  bool antialiased_2d_canvas_disabled;
109  int accelerated_2d_canvas_msaa_sample_count;
110  bool accelerated_filters_enabled;
111  bool deferred_filters_enabled;
112  bool container_culling_enabled;
113  bool allow_displaying_insecure_content;
114  bool allow_running_insecure_content;
115  bool password_echo_enabled;
116  bool should_print_backgrounds;
117  bool should_clear_document_background;
118  bool enable_scroll_animator;
119  bool css_variables_enabled;
120  bool region_based_columns_enabled;
121  bool touch_enabled;
122  bool device_supports_touch;
123  bool device_supports_mouse;
124  bool touch_adjustment_enabled;
125  int pointer_events_max_touch_points;
126  bool sync_xhr_in_documents_enabled;
127  bool deferred_image_decoding_enabled;
128  bool should_respect_image_orientation;
129  int number_of_cpu_cores;
130  EditingBehavior editing_behavior;
131  bool supports_multiple_windows;
132  bool viewport_enabled;
133  bool viewport_meta_enabled;
134  bool use_expanded_heuristics_for_gpu_rasterization;
135  bool main_frame_resizes_are_orientation_changes;
136  bool initialize_at_minimum_page_scale;
137  bool smart_insert_delete_enabled;
138  bool spatial_navigation_enabled;
139  bool pinch_virtual_viewport_enabled;
140  int pinch_overlay_scrollbar_thickness;
141  bool use_solid_color_scrollbars;
142  bool navigate_on_drag_drop;
143
144  // This flags corresponds to a Page's Settings' setCookieEnabled state. It
145  // only controls whether or not the "document.cookie" field is properly
146  // connected to the backing store, for instance if you wanted to be able to
147  // define custom getters and setters from within a unique security content
148  // without raising a DOM security exception.
149  bool cookie_enabled;
150
151  // This flag indicates whether H/W accelerated video decode is enabled for
152  // pepper plugins. Defaults to false.
153  bool pepper_accelerated_video_decode_enabled;
154
155#if defined(OS_ANDROID)
156  bool text_autosizing_enabled;
157  float font_scale_factor;
158  float device_scale_adjustment;
159  bool force_enable_zoom;
160  bool disallow_fullscreen_for_non_media_elements;
161  bool double_tap_to_zoom_enabled;
162  bool user_gesture_required_for_media_playback;
163  GURL default_video_poster_url;
164  bool support_deprecated_target_density_dpi;
165  bool use_legacy_background_size_shorthand_behavior;
166  bool wide_viewport_quirk;
167  bool use_wide_viewport;
168  bool viewport_meta_layout_size_quirk;
169  bool viewport_meta_merge_content_quirk;
170  bool viewport_meta_non_user_scalable_quirk;
171  bool viewport_meta_zero_values_quirk;
172  bool clobber_user_agent_initial_scale_quirk;
173  bool ignore_main_frame_overflow_hidden_quirk;
174  bool report_screen_size_in_physical_pixels_quirk;
175#endif
176
177  // We try to keep the default values the same as the default values in
178  // chrome, except for the cases where it would require lots of extra work for
179  // the embedder to use the same default value.
180  WebPreferences();
181  ~WebPreferences();
182};
183
184}  // namespace content
185
186#endif  // CONTENT_PUBLIC_COMMON_WEB_PREFERENCES_H_
187