From eca8b380aad654bf37e00941b82e853f458c5f4d Mon Sep 17 00:00:00 2001
From: Gene Pasquet <dev@etenil.net>
Date: Fri, 21 Feb 2025 23:15:05 +0000
Subject: Add custom home screen

---
 .gitignore                            |   2 ++
 installer/early-init.el               |   2 +-
 screenshots/substrate-home-screen.png | Bin 119866 -> 63690 bytes
 substrate.el                          |  51 +++++++++++++++++++++++++++++-----
 4 files changed, 47 insertions(+), 8 deletions(-)

diff --git a/.gitignore b/.gitignore
index 20ce8bb..24bda80 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,5 @@
 /auto-save-list/
 /eshell/
 /projects
+*~
+#*#
diff --git a/installer/early-init.el b/installer/early-init.el
index 151709f..c3c275b 100644
--- a/installer/early-init.el
+++ b/installer/early-init.el
@@ -1,4 +1,4 @@
 ;; ~/.emacs.d/early-init.el
-(add-to-list 'load-path "INSTALL_PATH")
+(add-to-list 'load-path "/home/gene/test-emacs/emacs-substrate")
 
 (require 'early-substrate)
diff --git a/screenshots/substrate-home-screen.png b/screenshots/substrate-home-screen.png
index f4b83a9..c5bd39f 100644
Binary files a/screenshots/substrate-home-screen.png and b/screenshots/substrate-home-screen.png differ
diff --git a/substrate.el b/substrate.el
index aa02727..c58eb4b 100644
--- a/substrate.el
+++ b/substrate.el
@@ -31,9 +31,6 @@
 (defcustom substrate-display-line-numbers t
   "Display line numbers on buffers"
   :type 'boolean :group 'substrate)
-(defcustom substrate-enable-cua-mode t
-  "Enable CUA mode or not"
-  :type 'boolean :group 'substrate)
 (defcustom substrate-configure-theme t
   "Configure the default theme (evangelion) as part of the substrate init"
   :type 'boolean :group 'substrate)
@@ -54,6 +51,50 @@
                   (fmakunbound 'substrate--load-theme-daemon)))
     (load-theme theme t)))
 
+(defun substrate--insert-centered-line (text)
+  (let ((window-width (window-width))
+	(text-width (length text)))
+    (dotimes (num (/ (- window-width text-width) 2))
+      (insert " "))
+    (insert text)
+    (insert "\n")
+    ))
+
+(defvar substrate--splash-screen-lines
+  '("     .⌒.        "
+    "   .#   #.      "
+    "  /       \\     "
+    " (,,,___,,,)    "
+    "     ) (        "
+    "    (___)      \n"
+
+
+    "Welcome to Emacs Substrate!\n\n\n\n"
+    "Quickstart:\n\n"
+    "←↑↓→             move around       "
+    "Ctrl+x Ctrl+c    quit              "
+    "Ctrl+h t         start the tutorial"
+    ))
+
+(defun substrate-splash-screen ()
+  (setq inhibit-startup-screen t)
+  (let ((splash-buffer (get-buffer-create "*GNU Emacs*")))
+    (with-current-buffer splash-buffer
+      (let ((inhibit-read-only t))
+	(erase-buffer)
+	(setq default-directory nil)
+
+	(mapc #'substrate--insert-centered-line substrate--splash-screen-lines)
+
+	(set-buffer-modified-p nil)
+	(view-mode-enter nil 'kill-buffer)
+	(goto-char (point-min))
+
+	(switch-to-buffer splash-buffer)
+	))))
+
+(add-hook 'emacs-startup-hook #'substrate-splash-screen)
+
 (defun substrate-init ()
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ;;;
@@ -221,10 +262,6 @@ If the new path's directories does not exist, create them."
   (blink-cursor-mode -1)		; Steady cursor
   (pixel-scroll-precision-mode)		; Smooth scrolling
 
-  ;; Use common keystrokes by default
-  (when substrate-enable-cua-mode
-    (cua-mode))
-
   ;; Display line numbers in programming mode
   (when substrate-display-line-numbers
     (add-hook 'prog-mode-hook 'display-line-numbers-mode)
-- 
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