feat(emacs-org): Add basic org configs

* LaTeX Preview
* Remove custom.el from VCS

tools/emacs.d/.gitignore

@@ -16,4 +16,5 @@ tutorial
 auto-save-list
 tramp
 
-recentf
+recentf
+custom.el

tools/emacs.d/custom.el

@@ -4,7 +4,7 @@
  ;; Your init file should contain only one such instance.
  ;; If there is more than one, they won't work right.
  '(package-selected-packages
-   '(marginalia vertico doom-modeline wakatime-mode evil-surround all-the-icons dired-single gnu-elpa-keyring-update--keyring gnu-elpa-keyring-update lsp-mode catppuccin-theme use-package evil company)))
+   '(ob-csharp org-bullets org-superstar marginalia vertico doom-modeline wakatime-mode evil-surround all-the-icons dired-single gnu-elpa-keyring-update--keyring gnu-elpa-keyring-update lsp-mode catppuccin-theme use-package evil company)))
 (custom-set-faces
  ;; custom-set-faces was added by Custom.
  ;; If you edit it by hand, you could mess it up, so be careful.

tools/emacs.d/init.el

@@ -23,6 +23,8 @@
 (require 'init-keymaps)
 (require 'init-evil)
 (require 'init-file)
+(require 'init-edit)
+(require 'init-org)
 ;; (require 'init-lsp) ; FIXME: See .emacs.d/lisp/init-lsp.el
 
 ;; Load `custom` file

tools/emacs.d/lisp/init-edit.el

@@ -20,3 +20,35 @@
 (use-package marginalia
   :init
   (marginalia-mode))
+
+
+;;; 设置语言环境为 UTF-8
+;(set-language-environment "UTF-8")
+;
+;;; 强制使用 UTF-8
+;(prefer-coding-system 'utf-8)
+;(set-default-coding-systems 'utf-8)
+;(set-terminal-coding-system 'utf-8)
+;(set-keyboard-coding-system 'utf-8)
+;
+;;; Windows 系统特殊设置
+;(when (eq system-type 'windows-nt)
+;  (set-file-name-coding-system 'gbk)        ;; 文件名使用 GBK
+;  (set-clipboard-coding-system 'utf-16le))  ;; 剪贴板使用 UTF-16LE
+;
+;(setq-default buffer-file-coding-system 'utf-8-unix)
+;
+;;; 设置行尾为 Unix 风格
+;(add-hook 'find-file-hook 'find-file-check-line-endings)
+;
+;(defun dos-file-endings-p ()
+;  (string-match "dos" (symbol-name buffer-file-coding-system)))
+;
+;(defun find-file-check-line-endings ()
+;  (when (dos-file-endings-p)
+;    (set-buffer-file-coding-system 'undecided-unix)
+;    (set-buffer-modified-p nil)))
+
+(setq-default buffer-file-coding-system 'utf-8-unix)
+
+(provide 'init-edit)

tools/emacs.d/lisp/init-evil.el

@@ -9,6 +9,7 @@
   (evil-mode 1)
   ; Colemak Vim Arrow
   (evil-define-key '(normal visual operator) 'global
+    ;; To see the keybindings, use <C-h> k then type the key
     "n" 'evil-next-line
     "e" 'evil-previous-line
     "i" 'evil-forward-char
@@ -20,6 +21,8 @@
     "J" 'evil-forward-WORD-end
     "N" '(lambda () (interactive) (evil-next-line 5))       ; 5n
     "E" '(lambda () (interactive) (evil-previous-line 5))   ; 5e
+    "H" 'switch-to-prev-buffer
+    "I" 'switch-to-next-buffer
     ))
 
 ;; Text Objects Keymap - Use `l` for inner (swap i and l)

tools/emacs.d/lisp/init-org.el

@@ -0,0 +1,57 @@
+;;; init-org.el
+
+(use-package org
+  :ensure nil ;; Use Emacs built-in Org Mode
+  :config
+  (setq org-log-done 'time)
+  (setq org-startup-indented nil)
+  ;; Use inline image
+  (setq org-startup-with-inline-images t)
+  ;; Use LaTeX rendering
+  (setq org-startup-with-latex-preview t)
+  (setq org-image-actual-width 600)
+  ;; Conceal on markup markers
+  (setq org-hide-emphasis-markers t)
+  (setq org-directory "~/OrgFiles")
+  (setq org-agenda-files '("~/OrgFiles"))
+  (setq org-pretty-entities t)
+  (setq org-src-fontify-natively t)
+  (setq org-src-tab-acts-natively t) ; Use TAB to indent inside source block
+  (setq org-src-preserve-indentation t) ; Prevent from auto-indent
+  (with-eval-after-load 'org
+    (define-key org-mode-map (kbd "C-j") 'org-return-indent)
+    (evil-define-key 'normal org-mode-map (kbd "TAB") 'org-cycle))
+    (evil-define-key 'normal org-mode-map (kbd "SPC a") 'org-agenda-list) ; TODO: Here Simulates the leader
+  )
+
+(use-package org-bullets
+  :after org
+  :hook (org-mode . org-bullets-mode))
+
+(use-package org-fragtog
+  :after org
+  :hook (org-mode . org-fragtog-mode))
+
+;; Run source block with C-c C-c
+;; Add supports for non-elisp langs
+(use-package ob-python
+  :ensure nil  ; Part of Org Mode
+  :after org)
+
+(use-package ob-C ;; C++ support is integrated in ob-C
+  :ensure nil  ; Part of Org Mode
+  :after org)
+
+(org-babel-do-load-languages
+ 'org-babel-load-languages
+ '( 
+   (python . t) ; No need to declare C/C++/emacs-lisp since is integrated
+   ))
+;; Use clang as default C/C++ Compiler (Easier to install and configure in Windows)
+(setq org-babel-C-compiler "clang")
+(setq org-babel-C++-compiler "clang++")
+;; Don't ask me again when running source block
+(setq org-confirm-babel-evaluate nil)
+
+
+(provide 'init-org)