modules: move tui, gui, cli to programs

modules/programs/editors/nvf/lua/display/ui.lua

@@ -0,0 +1,93 @@
+local opt = vim.opt
+
+-- luacheck: ignore
+-- When true, all the windows are automatically made the same size after splitting or closing a window.
+-- When false, splitting a window will reduce the size of the current window and leave the other windows the same.
+opt.equalalways = false
+opt.cmdheight = 1      -- Better display for messages
+opt.colorcolumn = '+0' -- Align text at 'textwidth'
+opt.showtabline = 2    -- Always show the tabs line
+opt.helpheight = 0     -- Disable help window resizing
+opt.winwidth = 30      -- Minimum width for active window
+opt.winminwidth = 1    -- Minimum width for inactive windows
+opt.winheight = 1      -- Minimum height for active window
+opt.winminheight = 1   -- Minimum height for inactive window
+opt.pumheight = 10     -- Maximum number of items to show in the popup menu
+opt.winminwidth = 1    -- min width of inactive window
+-- opt.pumblend = 100  -- Popup blend, 100 means transparent
+
+opt.cursorline = true
+opt.whichwrap:append('<,>,h,l,[,]')
+
+opt.list = true
+-- characters to fill the statuslines, vertical separators and special
+-- lines in the window.opt.whichwrap:append('<,>,h,l,[,]')
+opt.fillchars:append({
+    -- replace window border with slightly thicker characters
+    -- although taking a bit of more space, it helps me better
+    -- identify the window borders
+    horiz = '━',
+    horizup = '┻',
+    horizdown = '┳',
+    vert = '┃',
+    vertleft = '┫',
+    vertright = '┣',
+    verthoriz = '╋',
+
+    eob = ' ', -- suppress end of buffer lines (~)
+    diff = '╱', -- deleted lines of the 'diff' option
+
+    msgsep = '‾',
+
+    -- replace fold chars
+    fold = ' ',
+    foldopen = '',
+    foldclose = '',
+})
+
+-- List chars that would b shown on all modes
+-- better kept simple, because it gets REALLY
+-- noisy in an average buffer
+local normal_listchars = {
+    extends = '›', -- Alternatives: … ,»
+    precedes = '‹', -- Alternatives: … ,«
+}
+
+opt.listchars = normal_listchars
+
+-- Show listchars while in Insert mode.
+local insert_listchars = {
+    eol = nil,
+    tab = '▎·',
+    lead = '·',
+    space = '·',
+    trail = '.',
+    multispace = '… ',
+    nbsp = '¤',
+}
+
+-- Show listchars while in Insert mode.
+vim.api.nvim_create_augroup('InsertModeListChars', { clear = true })
+vim.api.nvim_create_autocmd({ 'InsertEnter', 'InsertLeavePre' }, {
+    group = 'InsertModeListChars',
+    pattern = '*',
+    callback = function(args)
+        if vim.tbl_contains({ 'quickfix', 'prompt' }, args.match) then
+            return
+        end
+
+        if args.event == 'InsertEnter' then
+            vim.opt_local.listchars = insert_listchars
+        else
+            vim.opt_local.listchars = normal_listchars
+        end
+
+        -- check if ibl is enabled
+        -- @diagnostic disable-next-line: no-unknown, unused-local
+        local status_ok, ibl = pcall(require, 'ibl')
+        if not status_ok then
+            return
+        end
+        require('ibl').debounced_refresh(0)
+    end,
+})