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feat(picker): allow complex titles (#1112)

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fixes https://github.com/folke/snacks.nvim/issues/1111

## Description

Allows more customization of the title

## Related Issue(s)

Fixes #1111 

## Screenshots


![image](https://github.com/user-attachments/assets/4244e94e-a321-4a9b-a0a0-28f010a7efcb)

---------

Co-authored-by: Folke Lemaitre <folke.lemaitre@gmail.com>
This commit is contained in:
max397574 2025-02-13 12:22:56 +01:00 • committed by GitHub
parent 37c570ce29
commit f200b3f6c8
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2 changed files with 23 additions and 10 deletions
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31
lua/snacks/picker/core/picker.lua
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@ -415,17 +415,30 @@ function M:update_titles()
if win.opts.title then
local tpl = win.meta.title_tpl or win.opts.title
win.meta.title_tpl = tpl
tpl = type(tpl) == "string" and { { tpl, "FloatTitle" } } or tpl
---@cast tpl snacks.picker.Text[]
local has_flags = false
local ret = {} ---@type snacks.picker.Text[]
local title = Snacks.picker.util.tpl(tpl, data)
if title:find("{flags}", 1, true) then
title = title:gsub("{flags}", "")
vim.list_extend(ret, toggles)
for _, chunk in ipairs(tpl) do
local text = chunk[1]
if text:find("{flags}", 1, true) then
text = text:gsub("{flags}", "")
has_flags = true
end
text = vim.trim(Snacks.picker.util.tpl(text, data)):gsub("%s+", " ")
if text ~= "" then
-- HACK: add extra space when last char is non word like an icon
text = text:sub(-1):match("[%w%p]") and text or text .. " "
ret[#ret + 1] = { text, chunk[2] }
end
end
title = vim.trim(title):gsub("%s+", " ")
if title ~= "" then
-- HACK: add extra space when last char is non word like an icon
title = title:sub(-1):match("[%w%p]") and title or title .. " "
table.insert(ret, 1, { " " .. title .. " ", "FloatTitle" })
if #ret > 0 then
table.insert(ret, { " ", "FloatTitle" })
table.insert(ret, 1, { " ", "FloatTitle" })
end
if has_flags and #toggles > 0 then
vim.list_extend(ret, toggles)
end
win:set_title(ret)
end