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local event = require('cmp.utils.event')
local autocmd = require('cmp.utils.autocmd')
local feedkeys = require('cmp.utils.feedkeys')
local config = require('cmp.config')
local window = require('cmp.utils.window')
local types = require('cmp.types')
local keymap = require('cmp.utils.keymap')
local misc = require('cmp.utils.misc')
local api = require('cmp.utils.api')
---@class cmp.CustomEntriesView
---@field private offset number
---@field private entries_win cmp.Window
---@field private active boolean
---@field private entries cmp.Entry[]
---@field public event cmp.Event
local wildmenu_entries_view = {}
wildmenu_entries_view.ns = vim.api.nvim_create_namespace('cmp.view.statusline_entries_view')
wildmenu_entries_view.new = function()
local self = setmetatable({}, { __index = wildmenu_entries_view })
self.event = event.new()
self.offset = -1
self.active = false
self.entries = {}
self.offsets = {}
self.selected_index = 0
self.entries_win = window.new()
self.entries_win:option('conceallevel', 2)
self.entries_win:option('concealcursor', 'n')
self.entries_win:option('cursorlineopt', 'line')
self.entries_win:option('foldenable', false)
self.entries_win:option('wrap', false)
self.entries_win:option('scrolloff', 0)
self.entries_win:option('sidescrolloff', 0)
self.entries_win:option('winhighlight', 'Normal:Pmenu,FloatBorder:Pmenu,CursorLine:PmenuSel,Search:None')
self.entries_win:buffer_option('tabstop', 1)
autocmd.subscribe(
'CompleteChanged',
vim.schedule_wrap(function()
if self:visible() and vim.fn.pumvisible() == 1 then
self:close()
end
end)
)
vim.api.nvim_set_decoration_provider(wildmenu_entries_view.ns, {
on_win = function(_, win, buf, _, _)
if win ~= self.entries_win.win or buf ~= self.entries_win:get_buffer() then
return
end
for i, e in ipairs(self.entries) do
if e then
local view = e:get_view(self.offset, buf)
vim.api.nvim_buf_set_extmark(buf, wildmenu_entries_view.ns, 0, self.offsets[i], {
end_line = 0,
end_col = self.offsets[i] + view.abbr.bytes,
hl_group = view.abbr.hl_group,
hl_mode = 'combine',
ephemeral = true,
})
if i == self.selected_index then
vim.api.nvim_buf_set_extmark(buf, wildmenu_entries_view.ns, 0, self.offsets[i], {
end_line = 0,
end_col = self.offsets[i] + view.abbr.bytes,
hl_group = 'PmenuSel',
hl_mode = 'combine',
ephemeral = true,
})
end
for _, m in ipairs(e.matches or {}) do
vim.api.nvim_buf_set_extmark(buf, wildmenu_entries_view.ns, 0, self.offsets[i] + m.word_match_start - 1, {
end_line = 0,
end_col = self.offsets[i] + m.word_match_end,
hl_group = m.fuzzy and 'CmpItemAbbrMatchFuzzy' or 'CmpItemAbbrMatch',
hl_mode = 'combine',
ephemeral = true,
})
end
end
end
end,
})
return self
end
wildmenu_entries_view.close = function(self)
self.entries_win:close()
end
wildmenu_entries_view.ready = function()
return vim.fn.pumvisible() == 0
end
wildmenu_entries_view.on_change = function(self)
self.active = false
end
wildmenu_entries_view.open = function(self, offset, entries)
self.offset = offset
self.entries = {}
-- Apply window options (that might be changed) on the custom completion menu.
self.entries_win:option('winblend', vim.o.pumblend)
local dedup = {}
local preselect = 0
local i = 1
for _, e in ipairs(entries) do
local view = e:get_view(offset, 0)
if view.dup == 1 or not dedup[e.completion_item.label] then
dedup[e.completion_item.label] = true
table.insert(self.entries, e)
if preselect == 0 and e.completion_item.preselect then
preselect = i
end
i = i + 1
end
end
self.entries_win:open({
relative = 'editor',
style = 'minimal',
row = vim.o.lines - 2,
col = 0,
width = vim.o.columns,
height = 1,
zindex = 1001,
})
self:draw()
if preselect > 0 and config.get().preselect == types.cmp.PreselectMode.Item then
self:_select(preselect, { behavior = types.cmp.SelectBehavior.Select })
elseif not string.match(config.get().completion.completeopt, 'noselect') then
self:_select(1, { behavior = types.cmp.SelectBehavior.Select })
else
self:_select(0, { behavior = types.cmp.SelectBehavior.Select })
end
end
wildmenu_entries_view.abort = function(self)
feedkeys.call('', 'n', function()
self:close()
end)
end
wildmenu_entries_view.draw = function(self)
self.offsets = {}
local entries_buf = self.entries_win:get_buffer()
local texts = {}
local offset = 0
for _, e in ipairs(self.entries) do
local view = e:get_view(self.offset, entries_buf)
table.insert(self.offsets, offset)
table.insert(texts, view.abbr.text)
offset = offset + view.abbr.bytes + #self:_get_separator()
end
vim.api.nvim_buf_set_lines(entries_buf, 0, 1, false, { table.concat(texts, self:_get_separator()) })
vim.api.nvim_buf_set_option(entries_buf, 'modified', false)
vim.api.nvim_win_call(0, function()
misc.redraw()
end)
end
wildmenu_entries_view.visible = function(self)
return self.entries_win:visible()
end
wildmenu_entries_view.info = function(self)
return self.entries_win:info()
end
wildmenu_entries_view.select_next_item = function(self, option)
if self:visible() then
if self.selected_index == 0 or self.selected_index == #self.entries then
self:_select(1, option)
else
self:_select(self.selected_index + 1, option)
end
end
end
wildmenu_entries_view.select_prev_item = function(self, option)
if self:visible() then
if self.selected_index == 0 or self.selected_index <= 1 then
self:_select(#self.entries, option)
else
self:_select(self.selected_index - 1, option)
end
end
end
wildmenu_entries_view.get_offset = function(self)
if self:visible() then
return self.offset
end
return nil
end
wildmenu_entries_view.get_entries = function(self)
if self:visible() then
return self.entries
end
return {}
end
wildmenu_entries_view.get_first_entry = function(self)
if self:visible() then
return self.entries[1]
end
end
wildmenu_entries_view.get_selected_entry = function(self)
if self:visible() and self.active then
return self.entries[self.selected_index]
end
end
wildmenu_entries_view.get_active_entry = function(self)
if self:visible() and self.active then
return self:get_selected_entry()
end
end
wildmenu_entries_view._select = function(self, selected_index, option)
local is_next = self.selected_index < selected_index
self.selected_index = selected_index
self.active = (selected_index ~= 0)
if self.active then
local e = self:get_active_entry()
if option.behavior == types.cmp.SelectBehavior.Insert then
local cursor = api.get_cursor()
local word = e:get_vim_item(self.offset).word
vim.api.nvim_feedkeys(keymap.backspace(string.sub(api.get_current_line(), self.offset, cursor[2])) .. word, 'int', true)
end
vim.api.nvim_win_call(self.entries_win.win, function()
local view = e:get_view(self.offset, self.entries_win:get_buffer())
vim.api.nvim_win_set_cursor(0, { 1, self.offsets[selected_index] + (is_next and view.abbr.bytes or 0) })
vim.cmd([[redraw!]]) -- Force refresh for vim.api.nvim_set_decoration_provider
end)
end
self.event:emit('change')
end
wildmenu_entries_view._get_separator = function()
local c = config.get()
return (c and c.view and c.view.entries and c.view.entries.separator) or ' '
end
return wildmenu_entries_view
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