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koreader/frontend/dispatcher.lua

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local CreOptions = require("ui/data/creoptions")
local Device = require("device")
local Event = require("ui/event")
local Screen = require("device").screen
local UIManager = require("ui/uimanager")
local _ = require("gettext")
local C_ = _.pgettext
local T = require("ffi/util").template
local Dispatcher = {
initialized = false,
}
--[[--
contains a list of a dispatchable settings
each setting contains:
category: one of
none: a direct event call
arg: a event that expects a gesture object or an argument
absolutenumber: event that sets a number
incrementalnumber: event that increments a number & accepts a gesture object
string: event with a list of arguments to chose from
event: what to call.
title: for use in ui.
section: under which menu to display (currently: device, filemanager, rolling, paging)
and optionally
min/max: for number
default
args: allowed values for string.
toggle: display name for args
separator: put a separator after in the menu list
--]]--
local settingsList = {
-- Device settings
show_frontlight_dialog = { category="none", event="ShowFlDialog", title=_("Show frontlight dialog"), device=true, condition=Device:hasFrontlight(),},
toggle_frontlight = { category="none", event="ToggleFrontlight", title=_("Toggle frontlight"), device=true, condition=Device:hasFrontlight(),},
set_frontlight = { category="absolutenumber", event="SetFlIntensity", min=0, max=Device:getPowerDevice().fl_max, title=_("Set frontlight brightness to %1"), device=true, condition=Device:hasFrontlight(),},
increase_frontlight = { category="incrementalnumber", event="IncreaseFlIntensity", min=1, max=Device:getPowerDevice().fl_max, title=_("Increase frontlight brightness by %1"), device=true, condition=Device:hasFrontlight(),},
decrease_frontlight = { category="incrementalnumber", event="DecreaseFlIntensity", min=1, max=Device:getPowerDevice().fl_max, title=_("Decrease frontlight brightness by %1"), device=true, condition=Device:hasFrontlight(),},
set_frontlight_warmth = { category="absolutenumber", event="SetFlWarmth", min=0, max=100, title=_("Set frontlight warmth to %1"), device=true, condition=Device:hasNaturalLight(),},
increase_frontlight_warmth = { category="incrementalnumber", event="IncreaseFlWarmth", min=1, max=Device:getPowerDevice().fl_warmth_max, title=_("Increase frontlight warmth by %1"), device=true, condition=Device:hasNaturalLight(),},
decrease_frontlight_warmth = { category="incrementalnumber", event="DecreaseFlWarmth", min=1, max=Device:getPowerDevice().fl_warmth_max, title=_("Decrease frontlight warmth by %1"), device=true, condition=Device:hasNaturalLight(), separator=true,},
toggle_gsensor = { category="none", event="ToggleGSensor", title=_("Toggle accelerometer"), device=true, condition=Device:canToggleGSensor(),},
wifi_on = { category="none", event="InfoWifiOn", title=_("Turn on Wi-Fi"), device=true, condition=Device:hasWifiToggle(),},
wifi_off = { category="none", event="InfoWifiOff", title=_("Turn off Wi-Fi"), device=true, condition=Device:hasWifiToggle(),},
toggle_wifi = { category="none", event="ToggleWifi", title=_("Toggle Wi-Fi"), device=true, condition=Device:hasWifiToggle(), separator=true,},
reading_progress = { category="none", event="ShowReaderProgress", title=_("Reading progress"), device=true,},
stats_calendar_view = { category="none", event="ShowCalendarView", title=_("Statistics calendar view"), device=true, separator=true,},
history = { category="none", event="ShowHist", title=_("History"), device=true,},
open_previous_document = { category="none", event="OpenLastDoc", title=_("Open previous document"), device=true,},
filemanager = { category="none", event="Home", title=_("File browser"), device=true,},
dictionary_lookup = { category="none", event="ShowDictionaryLookup", title=_("Dictionary lookup"), device=true,},
wikipedia_lookup = { category="none", event="ShowWikipediaLookup", title=_("Wikipedia lookup"), device=true,},
fulltext_search = { category="none", event="ShowFulltextSearchInput", title=_("Fulltext search"), device=true,},
file_search = { category="none", event="ShowFileSearch", title=_("File search"), device=true, separator=true,},
full_refresh = { category="none", event="FullRefresh", title=_("Full screen refresh"), device=true,},
night_mode = { category="none", event="ToggleNightMode", title=_("Toggle night mode"), device=true,},
set_night_mode = { category="string", event="SetNightMode", title=_("Set night mode"), device=true, args={true, false}, toggle={_("On"), _("Off")},},
suspend = { category="none", event="SuspendEvent", title=_("Suspend"), device=true,},
exit = { category="none", event="Exit", title=_("Exit KOReader"), device=true,},
restart = { category="none", event="Restart", title=_("Restart KOReader"), device=true, condition=Device:canRestart(),},
reboot = { category="none", event="Reboot", title=_("Reboot the device"), device=true, condition=Device:canReboot(),},
poweroff = { category="none", event="PowerOff", title=_("Power off"), device=true, condition=Device:canPowerOff(), separator=true,},
show_menu = { category="none", event="ShowMenu", title=_("Show menu"), device=true,},
toggle_hold_corners = { category="none", event="IgnoreHoldCorners", title=_("Toggle hold corners"), device=true, separator=true,},
toggle_rotation = { category="none", event="SwapRotation", title=_("Toggle orientation"), device=true,},
invert_rotation = { category="none", event="InvertRotation", title=_("Invert rotation"), device=true,},
iterate_rotation = { category="none", event="IterateRotation", title=_("Rotate by 90° CW"), device=true, separator=true,},
set_refresh_rate = { category="absolutenumber", event="SetBothRefreshRates", min=-1, max=200, title=_("Flash every %1 pages (always)"), device=true,},
set_day_refresh_rate = { category="absolutenumber", event="SetDayRefreshRate", min=-1, max=200, title=_("Flash every %1 pages (not in night mode)"), device=true,},
set_night_refresh_rate = { category="absolutenumber", event="SetNightRefreshRate", min=-1, max=200, title=_("Flash every %1 pages (in night mode)"), device=true,},
set_flash_on_chapter_boundaries = { category="string", event="SetFlashOnChapterBoundaries", title=_("Always flash on chapter boundaries"), device=true, args={true, false}, toggle={_("On"), _("Off")},},
toggle_flash_on_chapter_boundaries = { category="none", event="ToggleFlashOnChapterBoundaries", title=_("Toggle flashing on chapter boundaries"), device=true,},
set_no_flash_on_second_chapter_page = { category="string", event="SetNoFlashOnSecondChapterPage", title=_("Never flash on chapter's 2nd page"), device=true, args={true, false}, toggle={_("On"), _("Off")},},
toggle_no_flash_on_second_chapter_page = { category="none", event="ToggleNoFlashOnSecondChapterPage", title=_("Toggle flashing on chapter's 2nd page"), device=true, separator=true,},
wallabag_download = { category="none", event="SynchronizeWallabag", title=_("Wallabag retrieval"), device=true,},
calibre_search = { category="none", event="CalibreSearch", title=_("Search in calibre metadata"), device=true,},
calibre_browse_tags = { category="none", event="CalibreBrowseTags", title=_("Browse all calibre tags"), device=true,},
calibre_browse_series = { category="none", event="CalibreBrowseSeries", title=_("Browse all calibre series"), device=true, separator=true,},
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show_terminal = { category = "none", event = "TerminalStart", title = _("Show terminal"), device = true, },
edit_last_edited_file = { category = "none", event = "OpenLastEditedFile", title = _("Texteditor: open last file"), device = true, separator = true, },
favorites = { category="none", event="ShowColl", arg="favorites", title=_("Favorites"), device=true,},
-- filemanager settings
folder_up = { category="none", event="FolderUp", title=_("Folder up"), filemanager=true},
show_plus_menu = { category="none", event="ShowPlusMenu", title=_("Show plus menu"), filemanager=true},
folder_shortcuts = { category="none", event="ShowFolderShortcutsDialog", title=_("Folder shortcuts"), filemanager=true, separator=true,},
-- reader settings
prev_chapter = { category="none", event="GotoPrevChapter", title=_("Previous chapter"), rolling=true, paging=true,},
next_chapter = { category="none", event="GotoNextChapter", title=_("Next chapter"), rolling=true, paging=true,},
first_page = { category="none", event="GoToBeginning", title=_("First page"), rolling=true, paging=true,},
last_page = { category="none", event="GoToEnd", title=_("Last page"), rolling=true, paging=true,},
prev_bookmark = { category="none", event="GotoPreviousBookmarkFromPage", title=_("Previous bookmark"), rolling=true, paging=true,},
next_bookmark = { category="none", event="GotoNextBookmarkFromPage", title=_("Next bookmark"), rolling=true, paging=true,},
go_to = { category="none", event="ShowGotoDialog", title=_("Go to"), rolling=true, paging=true,},
skim = { category="none", event="ShowSkimtoDialog", title=_("Skim"), rolling=true, paging=true,},
back = { category="none", event="Back", title=_("Back"), rolling=true, paging=true,},
previous_location = { category="none", event="GoBackLink", arg=true, title=_("Back to previous location"), rolling=true, paging=true,},
latest_bookmark = { category="none", event="GoToLatestBookmark", title=_("Go to latest bookmark"), rolling=true, paging=true,},
follow_nearest_link = { category="arg", event="GoToPageLink", arg={pos={x=0,y=0}}, title=_("Follow nearest link"), rolling=true, paging=true,},
follow_nearest_internal_link = { category="arg", event="GoToInternalPageLink", arg={pos={x=0,y=0}}, title=_("Follow nearest internal link"), rolling=true, paging=true,},
clear_location_history = { category="none", event="ClearLocationStack", arg=true, title=_("Clear location history"), rolling=true, paging=true, separator=true,},
toc = { category="none", event="ShowToc", title=_("Table of contents"), rolling=true, paging=true,},
bookmarks = { category="none", event="ShowBookmark", title=_("Bookmarks"), rolling=true, paging=true,},
book_statistics = { category="none", event="ShowBookStats", title=_("Book statistics"), rolling=true, paging=true, separator=true,},
book_status = { category="none", event="ShowBookStatus", title=_("Book status"), rolling=true, paging=true,},
book_info = { category="none", event="ShowBookInfo", title=_("Book information"), rolling=true, paging=true,},
book_description = { category="none", event="ShowBookDescription", title=_("Book description"), rolling=true, paging=true,},
book_cover = { category="none", event="ShowBookCover", title=_("Book cover"), rolling=true, paging=true, separator=true,},
show_config_menu = { category="none", event="ShowConfigMenu", title=_("Show bottom menu"), rolling=true, paging=true,},
toggle_bookmark = { category="none", event="ToggleBookmark", title=_("Toggle bookmark"), rolling=true, paging=true,},
toggle_inverse_reading_order = { category="none", event="ToggleReadingOrder", title=_("Toggle page turn direction"), rolling=true, paging=true,},
cycle_highlight_action = { category="none", event="CycleHighlightAction", title=_("Cycle highlight action"), rolling=true, paging=true,},
cycle_highlight_style = { category="none", event="CycleHighlightStyle", title=_("Cycle highlight style"), rolling=true, paging=true, separator=true,},
kosync_push_progress = { category="none", event="KOSyncPushProgress", title=_("Push progress from this device"), rolling=true, paging=true,},
kosync_pull_progress = { category="none", event="KOSyncPullProgress", title=_("Pull progress from other devices"), rolling=true, paging=true, separator=true,},
page_jmp = { category="absolutenumber", event="GotoViewRel", min=-100, max=100, title=_("Go %1 pages"), rolling=true, paging=true,},
-- rolling reader settings
increase_font = { category="incrementalnumber", event="IncreaseFontSize", min=1, max=255, title=_("Increase font size by %1"), rolling=true,},
decrease_font = { category="incrementalnumber", event="DecreaseFontSize", min=1, max=255, title=_("Decrease font size by %1"), rolling=true,},
-- paging reader settings
toggle_page_flipping = { category="none", event="TogglePageFlipping", title=_("Toggle page flipping"), paging=true,},
toggle_reflow = { category="none", event="ToggleReflow", title=_("Toggle reflow"), paging=true,},
zoom = { category="string", event="SetZoomMode", title=_("Zoom to"), args={"contentwidth", "contentheight", "pagewidth", "pageheight", "column", "content", "page"}, toggle={"content width", "content height", "page width", "page height", "column", "content", "page"}, paging=true,},
-- parsed from CreOptions
-- the rest of the table elements are built from their counterparts in CreOptions
rotation_mode = {category="string", device=true, separator=true,},
visible_pages = {category="string", rolling=true, separator=true,},
h_page_margins = {category="string", rolling=true},
sync_t_b_page_margins = {category="string", rolling=true},
t_page_margin = {category="absolutenumber", rolling=true},
b_page_margin = {category="absolutenumber", rolling=true, separator=true,},
view_mode = {category="string", rolling=true},
block_rendering_mode = {category="string", rolling=true},
render_dpi = {category="string", rolling=true},
line_spacing = {category="absolutenumber", rolling=true, separator=true,},
font_size = {category="absolutenumber", title=_("Set font size to %1"), rolling=true},
font_weight = {category="string", rolling=true},
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font_gamma = {category="string", rolling=true},
font_hinting = {category="string", rolling=true},
font_kerning = {category="string", rolling=true, separator=true,},
status_line = {category="string", rolling=true},
embedded_css = {category="string", rolling=true},
embedded_fonts = {category="string", rolling=true},
smooth_scaling = {category="string", rolling=true},
nightmode_images = {category="string", rolling=true},
}
-- array for item order in menu
local dispatcher_menu_order = {
-- device
"reading_progress",
"history",
"open_previous_document",
"favorites",
"filemanager",
"stats_calendar_view",
"dictionary_lookup",
"wikipedia_lookup",
"fulltext_search",
"file_search",
"full_refresh",
"night_mode",
"set_night_mode",
"suspend",
"exit",
"restart",
"reboot",
"poweroff",
"show_menu",
"show_config_menu",
"show_frontlight_dialog",
"toggle_frontlight",
"set_frontlight",
"increase_frontlight",
"decrease_frontlight",
"set_frontlight_warmth",
"increase_frontlight_warmth",
"decrease_frontlight_warmth",
"toggle_hold_corners",
"toggle_gsensor",
"toggle_rotation",
"invert_rotation",
"iterate_rotation",
"set_refresh_rate",
"set_day_refresh_rate",
"set_night_refresh_rate",
"set_flash_on_chapter_boundaries",
"toggle_flash_on_chapter_boundaries",
"set_no_flash_on_second_chapter_page",
"toggle_no_flash_on_second_chapter_page",
"wifi_on",
"wifi_off",
"toggle_wifi",
"wallabag_download",
"calibre_search",
"calibre_browse_tags",
"calibre_browse_series",
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"show_terminal",
"edit_last_edited_file",
"rotation_mode",
-- filemanager
"folder_up",
"show_plus_menu",
"folder_shortcuts",
-- reader
"page_jmp",
"prev_chapter",
"next_chapter",
"first_page",
"last_page",
"prev_bookmark",
"next_bookmark",
"go_to",
"skim",
"back",
"previous_location",
"latest_bookmark",
"follow_nearest_link",
"follow_nearest_internal_link",
"clear_location_history",
"toc",
"bookmarks",
"book_statistics",
"book_status",
"book_info",
"book_description",
"book_cover",
"increase_font",
"decrease_font",
"font_size",
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"font_gamma",
"font_weight",
"font_hinting",
"font_kerning",
"toggle_bookmark",
"toggle_page_flipping",
"toggle_reflow",
"toggle_inverse_reading_order",
"zoom",
"cycle_highlight_action",
"cycle_highlight_style",
"kosync_push_progress",
"kosync_pull_progress",
"visible_pages",
"h_page_margins",
"sync_t_b_page_margins",
"t_page_margin",
"b_page_margin",
"view_mode",
"block_rendering_mode",
"render_dpi",
"line_spacing",
"status_line",
"embedded_css",
"embedded_fonts",
"smooth_scaling",
"nightmode_images",
}
--[[--
add settings from CreOptions / KoptOptions
--]]--
function Dispatcher:init()
if Dispatcher.initialized then return end
local parseoptions = function(base, i)
for y=1,#base[i].options do
local option = base[i].options[y]
if settingsList[option.name] ~= nil then
if settingsList[option.name].event == nil then
settingsList[option.name].event = option.event
end
if settingsList[option.name].title == nil then
settingsList[option.name].title = option.name_text
end
if settingsList[option.name].category == "string" then
if settingsList[option.name].toggle == nil then
settingsList[option.name].toggle = option.toggle or option.labels
if settingsList[option.name].toggle == nil then
settingsList[option.name].toggle = {}
for z=1,#option.values do
if type(option.values[z]) == "table" then
settingsList[option.name].toggle[z] = option.values[z][1]
end
end
end
end
if settingsList[option.name].args == nil then
settingsList[option.name].args = option.args or option.values
end
elseif settingsList[option.name].category == "absolutenumber" then
if settingsList[option.name].min == nil then
settingsList[option.name].min = option.args[1]
end
if settingsList[option.name].max == nil then
settingsList[option.name].max = option.args[#option.args]
end
if settingsList[option.name].default == nil then
settingsList[option.name].default = option.default_value
end
end
end
end
end
for i=1,#CreOptions do
parseoptions(CreOptions, i)
end
Dispatcher.initialized = true
end
-- Returns a display name for the item.
function Dispatcher:getNameFromItem(item, location, settings)
local amount
if location[settings] ~= nil and location[settings][item] ~= nil then
amount = location[settings][item]
end
if amount == nil
or (amount == 0 and settingsList[item].category == "incrementalnumber")
then
amount = C_("Number placeholder", "#")
end
return T(settingsList[item].title, amount)
end
function Dispatcher:addItem(caller, menu, location, settings, section)
for _, k in ipairs(dispatcher_menu_order) do
if settingsList[k][section] == true and
(settingsList[k].condition == nil or settingsList[k].condition)
then
if settingsList[k].category == "none" or settingsList[k].category == "arg" then
table.insert(menu, {
text = settingsList[k].title,
checked_func = function()
return location[settings] ~= nil and location[settings][k] ~= nil
end,
callback = function(touchmenu_instance)
if location[settings] == nil then
location[settings] = {}
end
if location[settings][k] then
location[settings][k] = nil
else
location[settings][k] = true
end
caller.updated = true
if touchmenu_instance then touchmenu_instance:updateItems() end
end,
separator = settingsList[k].separator,
})
elseif settingsList[k].category == "absolutenumber" then
table.insert(menu, {
text_func = function()
return Dispatcher:getNameFromItem(k, location, settings)
end,
checked_func = function()
return location[settings] ~= nil and location[settings][k] ~= nil
end,
callback = function(touchmenu_instance)
local SpinWidget = require("ui/widget/spinwidget")
local items = SpinWidget:new{
width = math.floor(Screen:getWidth() * 0.6),
value = location[settings] ~= nil and location[settings][k] or settingsList[k].default or 0,
value_min = settingsList[k].min,
value_step = 1,
value_hold_step = 2,
value_max = settingsList[k].max,
default_value = 0,
title_text = Dispatcher:getNameFromItem(k, location, settings),
callback = function(spin)
if location[settings] == nil then
location[settings] = {}
end
location[settings][k] = spin.value
caller.updated = true
if touchmenu_instance then
touchmenu_instance:updateItems()
end
end
}
UIManager:show(items)
end,
hold_callback = function(touchmenu_instance)
if location[settings] ~= nil and location[settings][k] ~= nil then
location[settings][k] = nil
caller.updated = true
end
if touchmenu_instance then touchmenu_instance:updateItems() end
end,
separator = settingsList[k].separator,
})
elseif settingsList[k].category == "incrementalnumber" then
table.insert(menu, {
text_func = function()
return Dispatcher:getNameFromItem(k, location, settings)
end,
checked_func = function()
return location[settings] ~= nil and location[settings][k] ~= nil
end,
callback = function(touchmenu_instance)
local _ = require("gettext")
local SpinWidget = require("ui/widget/spinwidget")
local items = SpinWidget:new{
width = math.floor(Screen:getWidth() * 0.6),
value = location[settings] ~= nil and location[settings][k] or 0,
value_min = settingsList[k].min,
value_step = 1,
value_hold_step = 2,
value_max = settingsList[k].max,
default_value = 0,
title_text = Dispatcher:getNameFromItem(k, location, settings),
info_text = _([[If called by a gesture the amount of the gesture will be used]]),
callback = function(spin)
if location[settings] == nil then
location[settings] = {}
end
location[settings][k] = spin.value
caller.updated = true
if touchmenu_instance then
touchmenu_instance:updateItems()
end
end
}
UIManager:show(items)
end,
hold_callback = function(touchmenu_instance)
if location[settings] ~= nil and location[settings][k] ~= nil then
location[settings][k] = nil
caller.updated = true
end
if touchmenu_instance then
touchmenu_instance:updateItems()
end
end,
separator = settingsList[k].separator,
})
elseif settingsList[k].category == "string" then
local sub_item_table = {}
for i=1,#settingsList[k].args do
table.insert(sub_item_table, {
text = tostring(settingsList[k].toggle[i]),
checked_func = function()
return location[settings] ~= nil
and location[settings][k] ~= nil
and location[settings][k] == settingsList[k].args[i]
end,
callback = function()
if location[settings] == nil then
location[settings] = {}
end
location[settings][k] = settingsList[k].args[i]
caller.updated = true
end,
})
end
table.insert(menu, {
text_func = function()
return Dispatcher:getNameFromItem(k, location, settings)
end,
checked_func = function()
return location[settings] ~= nil and location[settings][k] ~= nil
end,
sub_item_table = sub_item_table,
keep_menu_open = true,
hold_callback = function(touchmenu_instance)
if location[settings] ~= nil and location[settings][k] ~= nil then
location[settings][k] = nil
caller.updated = true
end
if touchmenu_instance then
touchmenu_instance:updateItems()
end
end,
separator = settingsList[k].separator,
})
end
end
end
end
--[[--
Add a submenu to edit which items are dispatched
arguments are:
1) the caller so dispatcher can set the updated flag
2) the table representing the submenu (can be empty)
3) the object (table) in which the settings table is found
4) the name of the settings table
example usage:
Dispatcher.addSubMenu(self, sub_items, self.data, "profile1")
--]]--
function Dispatcher:addSubMenu(caller, menu, location, settings)
Dispatcher:init()
table.insert(menu, {
text = _("Nothing"),
separator = true,
checked_func = function()
return location[settings] ~= nil and next(location[settings]) == nil
end,
callback = function(touchmenu_instance)
location[settings] = {}
caller.updated = true
if touchmenu_instance then touchmenu_instance:updateItems() end
end,
})
local section_list = {
{"device", _("Device")},
{"filemanager", _("File browser")},
{"rolling", _("Reflowable documents (epub, fb2, txt…)")},
{"paging", _("Fixed layout documents (pdf, djvu, pics…)")},
}
for _, section in ipairs(section_list) do
local submenu = {}
Dispatcher:addItem(caller, submenu, location, settings, section[1])
table.insert(menu, {
text = section[2],
checked_func = function()
if location[settings] ~= nil then
for k, _ in pairs(location[settings]) do
if settingsList[k][section[1]] == true and
(settingsList[k].condition == nil or settingsList[k].condition)
then return true end
end
end
end,
hold_callback = function(touchmenu_instance)
if location[settings] ~= nil then
for k, _ in pairs(location[settings]) do
if settingsList[k][section[1]] == true then
location[settings][k] = nil
caller.updated = true
end
end
if touchmenu_instance then touchmenu_instance:updateItems() end
end
end,
sub_item_table = submenu,
})
end
end
--[[--
Calls the events in a settings list
arguments are:
1) a reference to the uimanager
2) the settings table
3) optionally a `gestures`object
--]]--
function Dispatcher:execute(ui, settings, gesture)
for k, v in pairs(settings) do
if settingsList[k].conditions == nil or settingsList[k].conditions == true then
if settingsList[k].category == "none" then
if settingsList[k].arg ~= nil then
ui:handleEvent(Event:new(settingsList[k].event, settingsList[k].arg))
else
ui:handleEvent(Event:new(settingsList[k].event))
end
end
if settingsList[k].category == "absolutenumber"
or settingsList[k].category == "string"
then
ui:handleEvent(Event:new(settingsList[k].event, v))
end
-- the event can accept a gesture object or an argument
if settingsList[k].category == "arg" then
local arg = gesture or settingsList[k].arg
ui:handleEvent(Event:new(settingsList[k].event, arg))
end
-- the event can accept a gesture object or a number
if settingsList[k].category == "incrementalnumber" then
local arg = v ~= 0 and v or gesture or 0
ui:handleEvent(Event:new(settingsList[k].event, arg))
end
end
end
end
return Dispatcher