lite-xl/data/core/keymap.lua

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local command = require "core.command"
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local config = require "core.config"
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local keymap = {}
keymap.modkeys = {}
keymap.map = {}
keymap.reverse_map = {}
local macos = PLATFORM == "Mac OS X"
local os4 = PLATFORM == "AmigaOS 4"
local mos = PLATFORM == "MORPHOS"
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-- Thanks to mathewmariani, taken from his lite-macos github repository.
local modkeys_os = require("core.modkeys-" .. (macos and "macos" or os4 and "os4" or mos and "mos" or "generic"))
local modkey_map = modkeys_os.map
local modkeys = modkeys_os.keys
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local function key_to_stroke(k)
local stroke = ""
for _, mk in ipairs(modkeys) do
if keymap.modkeys[mk] then
stroke = stroke .. mk .. "+"
end
end
return stroke .. k
end
function keymap.add_direct(map)
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for stroke, commands in pairs(map) do
if type(commands) == "string" then
commands = { commands }
end
keymap.map[stroke] = commands
for _, cmd in ipairs(commands) do
keymap.reverse_map[cmd] = keymap.reverse_map[cmd] or {}
table.insert(keymap.reverse_map[cmd], stroke)
end
end
end
function keymap.add(map, overwrite)
for stroke, commands in pairs(map) do
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if macos then
stroke = stroke:gsub("%f[%a]ctrl%f[%A]", "cmd")
end
if type(commands) == "string" then
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commands = { commands }
end
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if overwrite then
keymap.map[stroke] = commands
else
keymap.map[stroke] = keymap.map[stroke] or {}
for i = #commands, 1, -1 do
table.insert(keymap.map[stroke], 1, commands[i])
end
end
for _, cmd in ipairs(commands) do
keymap.reverse_map[cmd] = keymap.reverse_map[cmd] or {}
table.insert(keymap.reverse_map[cmd], stroke)
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end
end
end
local function remove_only(tbl, k, v)
for key, values in pairs(tbl) do
if key == k then
if v then
for i, value in ipairs(values) do
if value == v then
table.remove(values, i)
end
end
else
tbl[key] = nil
end
break
end
end
end
function keymap.unbind(key, cmd)
remove_only(keymap.map, key, cmd)
remove_only(keymap.reverse_map, cmd, key)
end
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function keymap.get_binding(cmd)
return table.unpack(keymap.reverse_map[cmd] or {})
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end
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function keymap.on_key_pressed(k, ...)
local mk = modkey_map[k]
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if mk then
keymap.modkeys[mk] = true
-- work-around for windows where `altgr` is treated as `ctrl+alt`
if mk == "altgr" then
keymap.modkeys["ctrl"] = false
end
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else
local stroke = key_to_stroke(k)
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local commands, performed = keymap.map[stroke]
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if commands then
for _, cmd in ipairs(commands) do
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performed = command.perform(cmd, ...)
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if performed then break end
end
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return performed
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end
end
return false
end
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function keymap.on_mouse_wheel(delta, ...)
return not (keymap.on_key_pressed("wheel" .. (delta > 0 and "up" or "down"), delta, ...)
or keymap.on_key_pressed("wheel", delta, ...))
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end
function keymap.on_mouse_pressed(button, x, y, clicks)
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local click_number = (((clicks - 1) % config.max_clicks) + 1)
return not (keymap.on_key_pressed(click_number .. button:sub(1,1) .. "click", x, y, clicks) or
keymap.on_key_pressed(button:sub(1,1) .. "click", x, y, clicks) or
keymap.on_key_pressed(click_number .. "click", x, y, clicks) or
keymap.on_key_pressed("click", x, y, clicks))
end
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function keymap.on_key_released(k)
local mk = modkey_map[k]
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if mk then
keymap.modkeys[mk] = false
end
end
if macos then
local keymap_macos = require("core.keymap-macos")
keymap_macos(keymap)
return keymap
end
keymap.add_direct {
["ctrl+shift+p"] = "core:find-command",
["ctrl+p"] = "core:find-file",
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["ctrl+o"] = "core:open-file",
["ctrl+n"] = "core:new-doc",
["ctrl+shift+c"] = "core:change-project-folder",
["ctrl+shift+o"] = "core:open-project-folder",
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["ctrl+shift+r"] = "core:restart",
["alt+return"] = "core:toggle-fullscreen",
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["f11"] = "core:toggle-fullscreen",
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["alt+shift+j"] = "root:split-left",
["alt+shift+l"] = "root:split-right",
["alt+shift+i"] = "root:split-up",
["alt+shift+k"] = "root:split-down",
["alt+j"] = "root:switch-to-left",
["alt+l"] = "root:switch-to-right",
["alt+i"] = "root:switch-to-up",
["alt+k"] = "root:switch-to-down",
["ctrl+w"] = "root:close",
["ctrl+tab"] = "root:switch-to-next-tab",
["ctrl+shift+tab"] = "root:switch-to-previous-tab",
["ctrl+pageup"] = "root:move-tab-left",
["ctrl+pagedown"] = "root:move-tab-right",
["alt+1"] = "root:switch-to-tab-1",
["alt+2"] = "root:switch-to-tab-2",
["alt+3"] = "root:switch-to-tab-3",
["alt+4"] = "root:switch-to-tab-4",
["alt+5"] = "root:switch-to-tab-5",
["alt+6"] = "root:switch-to-tab-6",
["alt+7"] = "root:switch-to-tab-7",
["alt+8"] = "root:switch-to-tab-8",
["alt+9"] = "root:switch-to-tab-9",
["wheel"] = "root:scroll",
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["ctrl+f"] = "find-replace:find",
["ctrl+r"] = "find-replace:replace",
["f3"] = "find-replace:repeat-find",
["shift+f3"] = "find-replace:previous-find",
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["ctrl+i"] = "find-replace:toggle-sensitivity",
["ctrl+shift+i"] = "find-replace:toggle-regex",
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["ctrl+g"] = "doc:go-to-line",
["ctrl+s"] = "doc:save",
["ctrl+shift+s"] = "doc:save-as",
["ctrl+z"] = "doc:undo",
["ctrl+y"] = "doc:redo",
["ctrl+x"] = "doc:cut",
["ctrl+c"] = "doc:copy",
["ctrl+v"] = "doc:paste",
["ctrl+insert"] = "doc:copy",
["shift+insert"] = "doc:paste",
["escape"] = { "command:escape", "doc:select-none", "dialog:select-no" },
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["tab"] = { "command:complete", "doc:indent" },
["shift+tab"] = "doc:unindent",
["backspace"] = "doc:backspace",
["shift+backspace"] = "doc:backspace",
["ctrl+backspace"] = "doc:delete-to-previous-word-start",
["ctrl+shift+backspace"] = "doc:delete-to-previous-word-start",
["delete"] = "doc:delete",
["shift+delete"] = "doc:delete",
["ctrl+delete"] = "doc:delete-to-next-word-end",
["ctrl+shift+delete"] = "doc:delete-to-next-word-end",
["return"] = { "command:submit", "doc:newline", "dialog:select" },
["keypad enter"] = { "command:submit", "doc:newline", "dialog:select" },
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["ctrl+return"] = "doc:newline-below",
["ctrl+shift+return"] = "doc:newline-above",
["ctrl+j"] = "doc:join-lines",
["ctrl+a"] = "doc:select-all",
["ctrl+d"] = { "find-replace:select-add-next", "doc:select-word" },
["ctrl+f3"] = "find-replace:select-next",
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["ctrl+shift+f3"] = "find-replace:select-previous",
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["ctrl+l"] = "doc:select-lines",
["ctrl+shift+l"] = { "find-replace:select-add-all", "doc:select-word" },
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["ctrl+/"] = "doc:toggle-line-comments",
["ctrl+up"] = "doc:move-lines-up",
["ctrl+down"] = "doc:move-lines-down",
["ctrl+shift+d"] = "doc:duplicate-lines",
["ctrl+shift+k"] = "doc:delete-lines",
["left"] = { "doc:move-to-previous-char", "dialog:previous-entry" },
["right"] = { "doc:move-to-next-char", "dialog:next-entry"},
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["up"] = { "command:select-previous", "doc:move-to-previous-line" },
["down"] = { "command:select-next", "doc:move-to-next-line" },
["ctrl+left"] = "doc:move-to-previous-word-start",
["ctrl+right"] = "doc:move-to-next-word-end",
["ctrl+["] = "doc:move-to-previous-block-start",
["ctrl+]"] = "doc:move-to-next-block-end",
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["home"] = "doc:move-to-start-of-indentation",
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["end"] = "doc:move-to-end-of-line",
["ctrl+home"] = "doc:move-to-start-of-doc",
["ctrl+end"] = "doc:move-to-end-of-doc",
["pageup"] = "doc:move-to-previous-page",
["pagedown"] = "doc:move-to-next-page",
["shift+1lclick"] = "doc:select-to-cursor",
["ctrl+1lclick"] = "doc:split-cursor",
["1lclick"] = "doc:set-cursor",
["2lclick"] = "doc:set-cursor-word",
["3lclick"] = "doc:set-cursor-line",
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["shift+left"] = "doc:select-to-previous-char",
["shift+right"] = "doc:select-to-next-char",
["shift+up"] = "doc:select-to-previous-line",
["shift+down"] = "doc:select-to-next-line",
["ctrl+shift+left"] = "doc:select-to-previous-word-start",
["ctrl+shift+right"] = "doc:select-to-next-word-end",
["ctrl+shift+["] = "doc:select-to-previous-block-start",
["ctrl+shift+]"] = "doc:select-to-next-block-end",
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["shift+home"] = "doc:select-to-start-of-indentation",
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["shift+end"] = "doc:select-to-end-of-line",
["ctrl+shift+home"] = "doc:select-to-start-of-doc",
["ctrl+shift+end"] = "doc:select-to-end-of-doc",
["shift+pageup"] = "doc:select-to-previous-page",
["shift+pagedown"] = "doc:select-to-next-page",
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["ctrl+shift+up"] = "doc:create-cursor-previous-line",
["ctrl+shift+down"] = "doc:create-cursor-next-line"
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}
return keymap