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koreader/frontend/ui/data/keyboardlayouts/vi_keyboard.lua

77 lines
2.9 KiB
Lua

-- Start with the english keyboard layout (deep copy, to not alter it)
local vi_keyboard = require("util").tableDeepCopy(require("ui/data/keyboardlayouts/en_keyboard"))
local IME = require("frontend/ui/data/keyboardlayouts/generic_ime")
local util = require("util")
-- see https://www.hieuthi.com/blog/2017/03/21/all-vietnamese-syllables.html
local code_map = require("frontend/ui/data/keyboardlayouts/vi_telex_data")
local ime = IME:new{
code_map = code_map,
partial_separators = {},
has_case = true,
exact_match = true,
}
local wrappedAddChars = function(inputbox, char)
local lowercase = char:lower()
ime:wrappedAddChars(inputbox, lowercase, char)
end
local function separate(inputbox)
ime:separate(inputbox)
end
local function wrappedDelChar(inputbox)
ime:wrappedDelChar(inputbox)
end
local function clear_stack()
ime:clear_stack()
end
local wrapInputBox = function(inputbox)
if inputbox._vi_wrapped == nil then
inputbox._vi_wrapped = true
local wrappers = {}
-- Wrap all of the navigation and non-single-character-input keys with
-- a callback to finish (separate) the input status, but pass through to the
-- original function.
-- -- Delete text.
table.insert(wrappers, util.wrapMethod(inputbox, "delChar", wrappedDelChar, nil))
table.insert(wrappers, util.wrapMethod(inputbox, "delToStartOfLine", nil, clear_stack))
table.insert(wrappers, util.wrapMethod(inputbox, "clear", nil, clear_stack))
-- -- Navigation.
table.insert(wrappers, util.wrapMethod(inputbox, "leftChar", nil, separate))
table.insert(wrappers, util.wrapMethod(inputbox, "rightChar", nil, separate))
table.insert(wrappers, util.wrapMethod(inputbox, "upLine", nil, separate))
table.insert(wrappers, util.wrapMethod(inputbox, "downLine", nil, separate))
-- -- Move to other input box.
table.insert(wrappers, util.wrapMethod(inputbox, "unfocus", nil, separate))
table.insert(wrappers, util.wrapMethod(inputbox, "onCloseKeyboard", nil, separate))
-- -- Gestures to move cursor.
table.insert(wrappers, util.wrapMethod(inputbox, "onTapTextBox", nil, separate))
table.insert(wrappers, util.wrapMethod(inputbox, "onHoldTextBox", nil, separate))
table.insert(wrappers, util.wrapMethod(inputbox, "onSwipeTextBox", nil, separate))
-- addChars is the only method we need a more complicated wrapper for.
table.insert(wrappers, util.wrapMethod(inputbox, "addChars", wrappedAddChars, nil))
return function()
if inputbox._vi_wrapped then
for _, wrapper in ipairs(wrappers) do
wrapper:revert()
end
inputbox._vi_wrapped = nil
end
end
end
end
vi_keyboard.wrapInputBox = wrapInputBox
vi_keyboard.keys[5][4].label = "dấu cách"
return vi_keyboard