Adopt seagle0128/doom-modeline for :ui modeline

And remove obsolete :ui doom-modeline module.

Relevant to: #136, #921

modules/ui/modeline/autoload.el

@@ -0,0 +1,35 @@
+;;; ui/modeline/autoload/modeline.el -*- lexical-binding: t; -*-
+
+;;;###autodef
+(defalias 'def-modeline-format! 'doom-modeline-def-segment)
+
+;;;###autodef
+(defalias 'def-modeline-segment! 'doom-modeline-def-modeline)
+
+;;;###autodef
+(defalias 'set-modeline! 'doom-modeline-set-modeline)
+
+
+(defvar +modeline--old-bar-height nil)
+;;;###autoload
+(defun +modeline|resize-for-big-font ()
+  "Adjust the modeline's height when `doom-big-font-mode' is enabled. This was
+made to be added to `doom-big-font-mode-hook'."
+  (unless +modeline--old-bar-height
+    (setq +modeline--old-bar-height doom-modeline-height))
+  (let ((default-height +modeline--old-bar-height))
+    (if doom-big-font-mode
+        (let* ((font-size (font-get doom-font :size))
+               (big-size (font-get doom-big-font :size))
+               (ratio (/ (float big-size) font-size)))
+          (setq doom-modeline-height (ceiling (* default-height ratio 0.75))))
+      (setq doom-modeline-height default-height))
+    ;; already has a variable watcher in Emacs 26+
+    (unless EMACS26+ (doom-modeline-refresh-bars))))
+
+;;;###autoload
+(defun +modeline|update-env-in-all-windows (&rest _)
+  ""
+  (dolist (window (window-list))
+    (with-selected-window window
+      (doom-modeline-update-env))))