mirror of
https://github.com/koreader/koreader
synced 2024-11-10 01:10:34 +00:00
268 lines
11 KiB
Lua
268 lines
11 KiB
Lua
local CheckButton = require("ui/widget/checkbutton")
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local CheckMark = require("ui/widget/checkmark")
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local Device = require("device")
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local FFIUtil = require("ffi/util")
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local Font = require("ui/font")
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local InfoMessage = require("ui/widget/infomessage")
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local Language = require("ui/language")
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local Size = require("ui/size")
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local TextWidget = require("ui/widget/textwidget")
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local UIManager = require("ui/uimanager")
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local VirtualKeyboard = require("ui/widget/virtualkeyboard")
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local Screen = Device.screen
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local T = FFIUtil.template
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local util = require("util")
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local _ = require("gettext")
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local input_dialog, check_button_bold, check_button_border, check_button_compact
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local function getOrderedActivatedKeyboardLayouts()
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local keyboard_layouts = G_reader_settings:readSetting("keyboard_layouts", {})
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local activated_keyboards = {}
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for _, lang in ipairs(keyboard_layouts) do
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if VirtualKeyboard.lang_to_keyboard_layout[lang] then
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table.insert(activated_keyboards, lang)
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end
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end
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if #activated_keyboards == 0 then -- use default keyboard
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table.insert(activated_keyboards, VirtualKeyboard:getKeyboardLayout())
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elseif #activated_keyboards > 1 then
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table.sort(activated_keyboards)
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end
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return activated_keyboards
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end
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-- Returns a string with all selected keyboard layouts (comma separated) and
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-- the count of the selectecd layouts.
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-- If compact is set, only the abbreviations and the count are returned.
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local function getActivatedKeyboardsStringCount(compact)
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local activated_keyboards = getOrderedActivatedKeyboardLayouts()
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if not compact then
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for i, lang in ipairs(activated_keyboards) do
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activated_keyboards[i] = Language:getLanguageName(lang)
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end
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end
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return table.concat(activated_keyboards, ", "), #activated_keyboards
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end
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local function genKeyboardLayoutsSubmenu()
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local item_table = {}
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for lang, keyboard_layout in FFIUtil.orderedPairs(VirtualKeyboard.lang_to_keyboard_layout) do
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table.insert(item_table, {
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text_func = function()
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local text = T("%1 (%2)", Language:getLanguageName(lang), lang:sub(1, 2))
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if G_reader_settings:readSetting("keyboard_layout_default") == lang then
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text = text .. " ★"
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end
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return text
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end,
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checked_func = function()
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local keyboard_layouts = G_reader_settings:readSetting("keyboard_layouts", {})
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return util.arrayContains(keyboard_layouts, lang)
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end,
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callback = function()
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local keyboard_layouts = G_reader_settings:readSetting("keyboard_layouts", {})
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local layout_index = util.arrayContains(keyboard_layouts, lang)
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if layout_index then
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table.remove(keyboard_layouts, layout_index)
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else
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if #keyboard_layouts < 4 then
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table.insert(keyboard_layouts, lang)
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else -- no more space in the 'globe' popup
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UIManager:show(InfoMessage:new{
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text = _("Up to four layouts can be enabled."),
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timeout = 2,
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})
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end
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end
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end,
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hold_callback = function(touchmenu_instance)
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G_reader_settings:saveSetting("keyboard_layout_default", lang)
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touchmenu_instance:updateItems()
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end,
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})
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end
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return item_table
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end
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-- Generate the language specific settings menu on demand, and only for active layouts,
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-- to avoid loading potentially complex/large data when the layout isn't enabled.
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local function genLayoutSpecificSubmenu()
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local item_table = {}
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local activated_keyboards = getOrderedActivatedKeyboardLayouts()
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for _, lang in ipairs(activated_keyboards) do
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if VirtualKeyboard.lang_has_submenu[lang] then
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local keyboard_layout = VirtualKeyboard.lang_to_keyboard_layout[lang]
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local kb_pkg = "ui/data/keyboardlayouts/" .. keyboard_layout
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table.insert(item_table, {
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text = T("%1 (%2)", Language:getLanguageName(lang), lang),
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sub_item_table_func = function()
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local keyboard = require(kb_pkg)
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if keyboard.genMenuItems ~= nil then
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return keyboard:genMenuItems()
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else
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return {
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text = _("Not implemented"),
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}
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end
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end,
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})
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end
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end
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-- Be a little more user-friendly than an empty menu ;).
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if #item_table == 0 then
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table.insert(item_table, {
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text = _("Not available for any of your active layouts"),
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})
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end
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return item_table
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end
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local sub_item_table = {
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{
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text_func = function()
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local activated_keyboards, nb_keyboards = getActivatedKeyboardsStringCount()
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local item_text = T(_("Keyboard layouts: %1"), activated_keyboards)
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-- get width of text
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local tmp = TextWidget:new{
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text = item_text,
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face = Font:getFace("cfont"),
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}
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local item_text_w = tmp:getSize().w
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tmp:free()
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local checked_widget = CheckMark:new{ -- for layout, to :getSize()
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checked = true,
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}
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if item_text_w >= Screen:getWidth() - 2*Size.padding.default - checked_widget:getSize().w then
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item_text = T(_("Keyboard layouts (%1)"), nb_keyboards)
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end
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return item_text
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end,
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sub_item_table_func = genKeyboardLayoutsSubmenu,
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},
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{
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text = _("Layout-specific keyboard settings"),
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-- Lazy-loaded to avoid pinning potentially unnecessary data
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sub_item_table_func = genLayoutSpecificSubmenu,
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},
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{
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text = _("Remember last layout"),
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checked_func = function()
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return G_reader_settings:nilOrTrue("keyboard_remember_layout")
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end,
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callback = function()
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G_reader_settings:flipNilOrTrue("keyboard_remember_layout")
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end,
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separator = true,
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},
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{
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text = _("Keyboard appearance settings"),
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keep_menu_open = true,
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enabled_func = function()
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return G_reader_settings:nilOrTrue("virtual_keyboard_enabled")
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end,
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callback = function(touchmenu_instance)
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local InputDialog = require("ui/widget/inputdialog")
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input_dialog = InputDialog:new{
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title = _("Keyboard font size"),
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-- do not use input_type = "number" to see letters on the keyboard
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input = tostring(G_reader_settings:readSetting("keyboard_key_font_size", VirtualKeyboard.default_label_size)),
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input_hint = "(16 - 30)",
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buttons = {
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{
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{
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text = _("Close"),
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id = "close",
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callback = function()
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UIManager:close(input_dialog)
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end,
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},
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{
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text = _("Apply"),
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is_enter_default = true,
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callback = function()
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local font_size = tonumber(input_dialog:getInputText())
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if font_size and font_size >= 16 and font_size <= 30 then
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G_reader_settings:saveSetting("keyboard_key_font_size", font_size)
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G_reader_settings:saveSetting("keyboard_key_bold", check_button_bold.checked)
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G_reader_settings:saveSetting("keyboard_key_border", check_button_border.checked)
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G_reader_settings:saveSetting("keyboard_key_compact", check_button_compact.checked)
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input_dialog._input_widget:onCloseKeyboard()
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input_dialog._input_widget:initKeyboard()
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input_dialog:onShowKeyboard()
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if touchmenu_instance then touchmenu_instance:updateItems() end
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end
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end,
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},
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},
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},
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}
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check_button_bold = CheckButton:new{
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text = _("in bold"),
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checked = G_reader_settings:isTrue("keyboard_key_bold"),
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parent = input_dialog,
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}
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input_dialog:addWidget(check_button_bold)
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check_button_border = CheckButton:new{
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text = _("with border"),
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checked = G_reader_settings:nilOrTrue("keyboard_key_border"),
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parent = input_dialog,
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}
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input_dialog:addWidget(check_button_border)
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check_button_compact = CheckButton:new{
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text = _("compact"),
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checked = G_reader_settings:isTrue("keyboard_key_compact"),
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parent = input_dialog,
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}
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input_dialog:addWidget(check_button_compact)
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UIManager:show(input_dialog)
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input_dialog:onShowKeyboard()
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end,
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},
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}
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if Device:hasKeyboard() or Device:hasScreenKB() then
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-- we use same pos. 4 as below so we are always above "keyboard apperance settings"
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table.insert(sub_item_table, 4, {
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text = _("Show virtual keyboard"),
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help_text = _("Enable this setting to always display the virtual keyboard within a text input field. When a field is selected (in focus), you can temporarily toggle the keyboard on/off by pressing 'Shift' (or 'ScreenKB') + 'Home'."),
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checked_func = function()
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return G_reader_settings:nilOrTrue("virtual_keyboard_enabled")
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end,
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callback = function()
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G_reader_settings:flipNilOrTrue("virtual_keyboard_enabled")
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if G_reader_settings:isFalse("virtual_keyboard_enabled") then
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local keyboard_infomessage
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if Device:hasScreenKB() then
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keyboard_infomessage = _("When a text field is selected (in focus), you can temporarily bring up the virtual keyboard by pressing 'ScreenKB' + 'Home'.")
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else
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keyboard_infomessage = _("When a text field is selected (in focus), you can temporarily bring up the virtual keyboard by pressing 'Shift' + 'Home'.")
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end
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UIManager:show(InfoMessage:new{
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text = keyboard_infomessage
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})
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end
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end,
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})
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end
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if Device:isTouchDevice() then
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-- same pos. 4 as above so if both conditions are met we are above "Show virtual keyboard"
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table.insert(sub_item_table, 4, {
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text = _("Swipe to input additional characters"),
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checked_func = function()
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return G_reader_settings:nilOrTrue("keyboard_swipes_enabled")
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end,
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callback = function()
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G_reader_settings:flipNilOrTrue("keyboard_swipes_enabled")
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end,
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})
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end
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return sub_item_table
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