From 3b10dbe793c7413769e6e5912e43161bb9762a06 Mon Sep 17 00:00:00 2001 From: Vincent Sanders Date: Thu, 4 Dec 2014 22:40:49 +0000 Subject: Document the core browser options and clarify Choices location for fb --- Docs/Options | 241 +++++++++++++++++++++++++++++++++++++++++++++++++ Docs/USING-Framebuffer | 14 +-- 2 files changed, 249 insertions(+), 6 deletions(-) create mode 100644 Docs/Options diff --git a/Docs/Options b/Docs/Options new file mode 100644 index 000000000..89b881414 --- /dev/null +++ b/Docs/Options @@ -0,0 +1,241 @@ +-------------------------------------------------------------------------------- + Common NetSurf user options 4nd December 2014 +-------------------------------------------------------------------------------- + + This document outlines the common configuration options supported by the + NetSurf core. + +Overview +======== + + The users configurations are generally stored in a "Choices" file + and are loaded at browser startup. Most user interfaces provide a + way to configure these parameters in a manner consistant with the + toolkit in use. + + The user choices are stored as a simple key:value list. + + Each entry has a type, one of: boolean, integer, unsigned integer, + hexadecimal colour value or string. + +General Options +=============== + ++----------------------+--------+-----------+----------------------------------+ +| Option Key | Type | Default | Description | ++----------------------+--------+-----------+----------------------------------+ +| http_proxy | bool | false | An HTTP proxy should be used. | +| | | | | +| http_proxy | bool | false | An HTTP proxy should be used. | +| | | | | +| http_proxy_host | string | NULL | Hostname of proxy. | +| | | | | +| http_proxy_port | int | 8080 | Proxy port. | +| | | | | +| http_proxy_auth | int | 0 | Proxy authentication method. | +| | | | | +| http_proxy_auth_user | string | NULL | Proxy authentication user name | +| | | | | +| http_proxy_auth_pass | string | NULL | Proxy authentication password | +| | | | | +| http_proxy_noproxy | string | localhost | Proxy omission list | +| | | | | +| font_size | int | 128 | Default font size / 0.1pt. | +| | | | | +| font_min_size | int | 85 | Minimum font size. | +| | | | | +| font_sans | string | NULL | Default sans serif font | +| | | | | +| font_serif | string | NULL | Default serif font | +| | | | | +| font_mono | string | NULL | Default monospace font +| | | | | +| font_cursive | string | NULL | Default cursive font +| | | | | +| font_fantasy | string | NULL | Default fantasy font +| | | | | +| accept_language | string | NULL | Accept-Language header. +| | | | | +| accept_charset | string | NULL | Accept-Charset header. +| | | | | +| memory_cache_size | int | 12MiB | Preferred maximum size of memory | +| | | | cache in bytes. | +| | | | | +| disc_cache_size | uint | 1GiB | Preferred expiry size of disc | +| | | | cache in bytes. | +| | | | | +| disc_cache_age | int | 28 | Preferred expiry age of disc | +| | | | cache in days. | +| | | | | +| block_advertisements | bool | false | Whether to block advertisements +| | | | | +| do_not_track | bool | false | Disable website tracking [1] +| | | | | +| minimum_gif_delay | int | 10 | Minimum GIF animation delay +| | | | | +| send_referer | bool | true | Whether to send the referer HTTP | +| | | | header. | +| | | | | +| foreground_images | bool | true | Whether to fetch foreground images +| | | | | +| background_images | bool | true | Whether to fetch background images +| | | | | +| animate_images | bool | true | Whether to animate images +| | | | | +| enable_javascript | bool | false | Whether to execute javascript +| | | | | +| script_timeout | int | 10 | Maximum time to wait for a script| +| | | | to run in seconds | +| | | | | +| expire_url | int | 28 | How many days to retain URL data | +| | | | for. | +| | | | | +| font_default | int | 0 | Default font family +| | | | | +| ca_bundle | string | NULL | ca-bundle location +| | | | | +| ca_path | string | NULL | ca-path location +| | | | | +| cookie_file | string | NULL | Cookie file location +| | | | | +| cookie_jar | string | NULL | Cookie jar location +| | | | | +| homepage_url | string | NULL | Home page location +| | | | | +| search_url_bar | bool | false | search web from url bar +| | | | | +| search_provider | int | 0 | default web search provider +| | | | | +| url_suggestion | bool | true | URL completion in url bar +| | | | | +| window_x | int | 0 | default x position of new windows +| | | | | +| window_y | int | 0 | default y position of new windows +| | | | | +| window_width | int | 0 | default width of new windows +| | | | | +| window_height | int | 0 | default height of new windows +| | | | | +| window_screen_width | int | 0 | width of screen when above | +| | | | options were saved | +| | | | | +| window_screen_height | int | 0 | height of screen when above | +| | | | options were saved | +| | | | | +| toolbar_status_size | int | 6667 | default size of status bar vs. | +| | | | h scroll bar | +| | | | | +| scale | int | 100 | default window scale +| | | | | +| incremental_reflow | bool | true | Whether to reflow web pages while| +| | | | objects are fetching | +| | | | | +| min_reflow_period | uint | 25 | Minimum time (in cs) between HTML| +| | | | reflows while objects are fetching +| | | | | +| core_select_menu | bool | false | Use core selection menu | +| | | | | ++----------------------+--------+-----------+----------------------------------+ + +[1] http://www.w3.org/Submission/2011/SUBM-web-tracking-protection-20110224/#dnt-uas + +Fetcher options +=============== + ++--------------------------+------+------+-------------------------------------+ +| Option Key | Type | Dflt | Description | ++--------------------------+------+------+-------------------------------------+ +| max_fetchers | int | 24 | Maximum simultaneous active fetchers| +| | | | | +| max_fetchers_per_host | int | 5 | Maximum simultaneous active fetchers| +| | | | per host. (<=option_max_fetchers | +| | | | else it makes no sense) [2] | +| | | | | +| max_cached_fetch_handles | int | 6 | Maximum number of inactive fetchers | +| | | | cached. The total number of handles| +| | | | netsurf will therefore have open is| +| | | | this plus option_max_fetchers. | +| | | | | +| suppress_curl_debug | bool | true | Suppress debug output from cURL. | +| | | | | +| target_blank | bool | true | Whether to allow target="_blank" | +| | | | | +| button_2_tab | bool | true | Whether second mouse button opens in| +| | | | new tab. | +| | | | | ++--------------------------+------+------+-------------------------------------+ + +[2] Note that rfc2616 section 8.1.4 says that there should be no more + than two keepalive connections per host. None of the main browsers + follow this as it slows page fetches down considerably. + See https://bugzilla.mozilla.org/show_bug.cgi?id=423377#c4 + + +PDF / Print options +=================== + ++------------------------+------+-------+--------------------------------------+ +| Option Key | Type | Deflt | Description | ++------------------------+------+-------+--------------------------------------+ +| margin_top | int | 10 | top margin of exported page | +| | | | | +| margin_bottom | int | 10 | bottom margin of exported page | +| | | | | +| margin_left | int | 10 | left margin of exported page | +| | | | | +| margin_right | int | 10 | right margin of exported page | +| | | | | +| export_scale | int | 70 | scale of exported content | +| | | | | +| suppress_images | bool | false | suppressing images in printed content| +| | | | | +| remove_backgrounds | bool | false | turning off all backgrounds for | +| | | | printed content | +| | | | | +| enable_loosening | bool | true | turning on content loosening for | +| | | | printed content | +| | | | | +| enable_PDF_compression | bool | true | compression of PDF documents | +| | | | | +| enable_PDF_password | bool | false | setting a password and encoding PDF | +| | | | documents | ++------------------------+------+-------+--------------------------------------+ + +System colours +============== + +These are the css system colours which the browser also uses to style +generated output. + ++--------------------------------+--------+------------+ +| Option Key | Type | Default | ++--------------------------------+--------+------------+ +| sys_colour_ActiveBorder | colour | 0x00d3d3d3 | +| sys_colour_ActiveCaption | colour | 0x00f1f1f1 | +| sys_colour_AppWorkspace | colour | 0x00f1f1f1 | +| sys_colour_Background | colour | 0x006e6e6e | +| sys_colour_ButtonFace | colour | 0x00f9f9f9 | +| sys_colour_ButtonHighlight | colour | 0x00ffffff | +| sys_colour_ButtonShadow | colour | 0x00aeaeae | +| sys_colour_ButtonText | colour | 0x004c4c4c | +| sys_colour_CaptionText | colour | 0x004c4c4c | +| sys_colour_GrayText | colour | 0x00505050 | +| sys_colour_Highlight | colour | 0x00c00800 | +| sys_colour_HighlightText | colour | 0x00ffffff | +| sys_colour_InactiveBorder | colour | 0x00f1f1f1 | +| sys_colour_InactiveCaption | colour | 0x00e6e6e6 | +| sys_colour_InactiveCaptionText | colour | 0x00a6a6a6 | +| sys_colour_InfoBackground | colour | 0x008fdfef | +| sys_colour_InfoText | colour | 0x00000000 | +| sys_colour_Menu | colour | 0x00f1f1f1 | +| sys_colour_MenuText | colour | 0x004e4e4e | +| sys_colour_Scrollbar | colour | 0x00cccccc | +| sys_colour_ThreeDDarkShadow | colour | 0x00aeaeae | +| sys_colour_ThreeDFace | colour | 0x00f9f9f9 | +| sys_colour_ThreeDHighlight | colour | 0x00ffffff | +| sys_colour_ThreeDLightShadow | colour | 0x00ffffff | +| sys_colour_ThreeDShadow | colour | 0x00d5d5d5 | +| sys_colour_Window | colour | 0x00f1f1f1 | +| sys_colour_WindowFrame | colour | 0x004e4e4e | +| sys_colour_WindowText | colour | 0x00000000 | ++--------------------------------+--------+------------+ diff --git a/Docs/USING-Framebuffer b/Docs/USING-Framebuffer index 560cda658..d09274d88 100644 --- a/Docs/USING-Framebuffer +++ b/Docs/USING-Framebuffer @@ -71,6 +71,14 @@ Configuring default surface to use. Refer to the BUILDING-Framebuffer document for details. + As with any NetSurf frontend run-time configuration is read from a + "Choices" file. This file is a simple key:value list and is located + in "${HOME}/.netsurf/Choices". + + The standard values supported by the NetSurf core are documented in + the Options document. In addition to these there are a number of + values to control specific aspects of the framebuffer version. + Toolkit Options --------------- @@ -127,12 +135,6 @@ Configuring Selects the surface height to pass to libnsfb instead of the compiled in default. - As with any NetSurf frontend run-time configuration is read from a - "Choices-fb" file. This file is a simple key:value list. In addition - to the standard values supported by the NetSurf core there are a - number of values to control specific aspects of the framebuffer - version. - The libnsfb surface parameters are controlled with: fb_refresh - The refresh rate (for physical displays) -- cgit v1.2.3