flexbox.lua

local fn = require("nui-components.utils.fn")
local n = require("nui-components")

vim.keymap.set("n", "<leader>fs", function()
  local win_width = vim.api.nvim_win_get_width(0)
  local win_height = vim.api.nvim_win_get_height(0)

  local renderer = n.create_renderer({
    width = win_width,
    height = win_height,
    position = {
      row = 0,
      col = 0,
    },
  })

  local body = function()
    return n.rows(
      { flex = 1 },
      n.paragraph({
        border_label = "Header",
        lines = {
          n.text("Header Content"),
        },
        align = "center",
      }),
      n.columns(
        { flex = 1 },
        n.rows(
          {
            flex = 1,
          },
          n.paragraph({
            flex = 1,
            border_label = "Col #1",
            lines = {
              n.text("Content"),
            },
            align = "center",
          })
        ),
        n.rows(
          {
            flex = 1,
          },
          n.paragraph({
            flex = 1,
            border_label = "Col #2",
            lines = {
              n.text("Content"),
            },
            align = "center",
          })
        )
      ),
      n.paragraph({
        border_label = "Footer",
        lines = {
          n.text("Footer Content"),
        },
        align = "center",
      })
    )
  end

  renderer:render(body)
end)