add undo-tree

nebkor-emacs.org

@@ -63,6 +63,7 @@
   - [[#the-nebkor-essentialsel-section-for-simpleel-changes][The =nebkor-essentials.el= section for ~simple.el~ changes]]
   - [[#the-nebkor-essentialsel-section-for-better-help-helpful][The =nebkor-essentials.el= section for better help (~helpful~)]]
   - [[#the-nebkor-essentials-section-for-indent-tools][The =nebkor-essentials= section for ~indent-tools~]]
+  - [[#the-nebkor-essentials-section-for-undo-tree][The =nebkor-essentials= section for ~undo-tree~]]
   - [[#the-nebkor-essentials-section-for-fancy-keyboard-shortcuts-key-chord][The =nebkor-essentials= section for fancy keyboard shortcuts (~key-chord~)]]
   - [[#the-nebkor-essentials-section-for-which-key][The =nebkor-essentials= section for ~which-key~]]
   - [[#the-nebkor-essentials-section-for-blackout-and-other-random-shit][The =nebkor-essentials= section for blackout and other random shit]]
@@ -901,7 +902,7 @@ Another section defines some complementary functionality
              :default-weight regular
              :default-slant normal
              :default-width normal
-             :default-height 150
+             :default-height 130
 
              :fixed-pitch-family nil ; falls back to :default-family
              :fixed-pitch-weight nil ; falls back to :default-weight
@@ -1496,6 +1497,23 @@ Emacs provides with default, and I find myself using Helpful only as an Avy acti
     :ensure t)
 #+end_src
 
+** The =nebkor-essentials= section for ~undo-tree~
+:PROPERTIES:
+:ID:       a980ab55-cc66-4e5a-99d4-cff449657e1c
+:END:
+
+Open a nodal history graph in a new window to navigate all previous histories with branches.
+
+#+begin_src emacs-lisp :tangle "nebkor-modules/nebkor-essentials.el"
+  (use-package undo-tree
+    :ensure t
+    :init
+    (global-undo-tree-mode)
+    (blackout 'undo-tree-mode)
+    :bind (("C-z" . undo)
+           ("C-S-z" . redo)))
+#+end_src
+
 ** The =nebkor-essentials= section for fancy keyboard shortcuts (~key-chord~)
 :PROPERTIES:
 :ID:       01JGD1AZDG00072YN0C6Y1FFEG

nebkor-modules/nebkor-essentials.el

@@ -208,6 +208,14 @@ If the region is selected, retain the original behaviour, otherwise call
 (use-package indent-tools
   :ensure t)
 
+(use-package undo-tree
+  :ensure t
+  :init
+  (global-undo-tree-mode)
+  (blackout 'undo-tree-mode)
+  :bind (("C-z" . undo)
+         ("C-S-z" . redo)))
+
 (use-package key-chord
   :ensure t
   :config

nebkor-modules/nebkor-theme.el

@@ -126,7 +126,7 @@
            :default-weight regular
            :default-slant normal
            :default-width normal
-           :default-height 150
+           :default-height 130
 
            :fixed-pitch-family nil ; falls back to :default-family
            :fixed-pitch-weight nil ; falls back to :default-weight