feat(ui): added support for setting a title of the lazy window. Fixes #814

lua/lazy/core/config.lua

@@ -48,6 +48,8 @@ M.defaults = {
     wrap = true, -- wrap the lines in the ui
     -- The border to use for the UI window. Accepts same border values as |nvim_open_win()|.
     border = "none",
+    title = nil, ---@type string only works when border is not "none"
+    title_pos = "center", ---@type "center" | "left" | "right"
     icons = {
       cmd = " ",
       config = "",

lua/lazy/view/float.lua

@@ -9,6 +9,8 @@ local ViewConfig = require("lazy.view.config")
 ---@field zindex? number
 ---@field style? "" | "minimal"
 ---@field border? "none" | "single" | "double" | "rounded" | "solid" | "shadow"
+---@field title? string
+---@field title_pos? "center" | "left" | "right"
 
 ---@class LazyFloat
 ---@field buf number
@@ -50,6 +52,8 @@ function M:init(opts)
     border = self.opts.border,
     zindex = self.opts.zindex,
     noautocmd = true,
+    title = self.opts.title,
+    title_pos = self.opts.title and self.opts.title_pos or nil,
   }
   self:mount()
   self:on_key(ViewConfig.keys.close, self.close)

lua/lazy/view/init.lua

@@ -50,7 +50,10 @@ end
 function M.create()
   local self = setmetatable({}, { __index = setmetatable(M, { __index = Float }) })
   ---@cast self LazyView
-  Float.init(self)
+  Float.init(self, {
+    title = Config.options.ui.title,
+    title_pos = Config.options.ui.title_pos,
+  })
 
   if Config.options.ui.wrap then
     vim.wo[self.win].wrap = true