mirror of
https://github.com/SpaceVim/SpaceVim.git
synced 2025-03-20 23:15:51 +08:00
103 lines
2.6 KiB
Lua
103 lines
2.6 KiB
Lua
local M = {}
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local function parse_input(char)
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if char == 27 then
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return ''
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else
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return char
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end
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end
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local function next_item(list, item)
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local id = vim.fn.index(list, item)
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if id == #list then
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return list[1]
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else
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return list[id]
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end
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end
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local function previous_item(list, item)
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local id = vim.fn.index(list, item)
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if id == 0 then
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return list[#list]
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else
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return list[id]
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end
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end
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local function parse_items(items)
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local is = {}
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for _, item in pairs(items) do
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local id = vim.fn.index(items, item) + 1
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is[id] = item
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is[id][1] = '(' .. id .. ')' .. item[1]
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end
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return is
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end
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function M.menu(items)
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local cancelled = false
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local saved_more = vim.o.more
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local saved_cmdheight = vim.o.cmdheight
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vim.o.more = false
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items = parse_items(items)
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vim.o.cmdheight = #items + 1
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vim.cmd('redrawstatus!')
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local selected = '1'
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local exit = false
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local indent = string.rep(' ', 7, '')
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while not exit do
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local menu = 'Cmdline menu: Use j/k/enter and the shortcuts indicated\n'
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for id, _ in pairs(items) do
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local m = items[id]
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if type(m) == 'table' then
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m = m[1]
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end
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if id == selected then
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menu = menu .. indent .. '>' .. items[id][1] .. '\n'
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else
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menu = menu .. indent .. ' ' .. items[id][1] .. '\n'
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end
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end
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vim.cmd('redraw!')
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vim.api.nvim_echo({ { string.sub(menu, 1, #menu - 2), 'Nornal' } }, false, {})
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local nr = vim.fn.getchar()
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if parse_input(nr) == #'' or nr == 3 then
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exit = false
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cancelled = true
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vim.cmd('normal! :')
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elseif vim.fn.index(vim.fn.keys(items), vim.fn.nr2char(nr)) ~= -1 or nr == 13 then
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if nr ~= 13 then
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selected = vim.fn.nr2char(nr)
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end
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local value = items[selected][1]
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vim.cmd('normal! :')
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if vim.fn.type(value) == 2 then
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local args = vim.fn.get(items[selected], 2, {})
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pcall(value, unpack(args))
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elseif type(value) == 'string' then
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vim.cmd(value)
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end
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exit = true
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elseif vim.fn.nr2char(nr) == 'j' or nr == 9 then
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selected = next_item(vim.fn.keys(items), selected)
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vim.cmd('normal! :')
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elseif vim.fn.nr2char(nr) == 'k' then -- or nr == "\<S-Tab>"
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selected = previous_item(vim.fn.keys(items), selected)
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vim.cmd('normal! :')
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else
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vim.cmd('normal! :')
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end
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end
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vim.o.more = saved_more
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vim.o.cmdheight = saved_cmdheight
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vim.cmd('redraw!')
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if cancelled then
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vim.api.nvim_echo({ { 'cancelled!', 'Normal' } }, false, {})
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end
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end
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return M
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