133 lines
4.5 KiB
Org Mode
133 lines
4.5 KiB
Org Mode
* THWAP Emacs Helper Functions
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This document provides an overview and documentation of various helper functions used in the THWAP Emacs configuration.
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** Dashboard Helper Functions
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*** thwap/dashboard-insert-logo-title
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#+BEGIN_SRC emacs-lisp
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(defun thwap/dashboard-insert-logo-title (banner)
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"Insert BANNER into the dashboard buffer.
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BANNER can be a single string, which will be centered, or a list of strings,
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which will be displayed with line breaks between them."
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(insert "\n")
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(if (stringp banner)
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(insert (propertize banner 'face 'dashboard-banner-logo-title))
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(dolist (line banner)
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(insert (propertize line 'face 'dashboard-banner-logo-title))
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(insert "\n"))))
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#+END_SRC
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This function inserts a banner into the dashboard buffer. If `banner` is a single string, it is displayed in the center. If it is a list of strings, they are displayed with line breaks.
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Example usage:
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#+BEGIN_SRC emacs-lisp
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(thwap/dashboard-insert-logo-title "Welcome to Emacs")
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(thwap/dashboard-insert-logo-title '("Welcome to Emacs" "Have a great day!"))
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#+END_SRC
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*** thwap/dashboard-build-logo-title
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#+BEGIN_SRC emacs-lisp
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(defun thwap/dashboard-build-logo-title (lst)
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"Build a list of strings from LST to display as the banner.
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LST is reversed and concatenated into a single string with line breaks."
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(mapconcat 'identity (reverse lst) "\n"))
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#+END_SRC
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This function builds a list of strings from `lst` to display as the banner by reversing `lst` and concatenating it into a single string with line breaks.
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Example usage:
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#+BEGIN_SRC emacs-lisp
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(thwap/dashboard-build-logo-title '("Line 1" "Line 2" "Line 3"))
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;; Output: "Line 3\nLine 2\nLine 1"
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#+END_SRC
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*** thwap/random-string-from-list
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#+BEGIN_SRC emacs-lisp
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(defun thwap/random-string-from-list (strings)
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"Return a random string from STRINGS."
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(let ((index (random (length strings))))
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(nth index strings)))
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#+END_SRC
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This function returns a random string from the list `strings`.
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Example usage:
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#+BEGIN_SRC emacs-lisp
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(thwap/random-string-from-list '("Option 1" "Option 2" "Option 3"))
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#+END_SRC
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** General Helper Functions
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*** thwap/ensure-directory-exists
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#+BEGIN_SRC emacs-lisp
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(defun thwap/ensure-directory-exists (dir)
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"Ensure the directory DIR exists. If not, create it."
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(unless (file-directory-p dir)
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(make-directory dir t)))
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#+END_SRC
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This function ensures that the directory `dir` exists, creating it if necessary.
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Example usage:
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#+BEGIN_SRC emacs-lisp
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(thwap/ensure-directory-exists "~/my/new/directory")
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#+END_SRC
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*** thwap/list-files-with-extension
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#+BEGIN_SRC emacs-lisp
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(defun thwap/list-files-with-extension (dir extension)
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"Recursively list all files in DIR with the given EXTENSION.
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This function is suitable for setting `org-agenda-files`."
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(let ((files '()))
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(dolist (file (directory-files-recursively dir (concat "\\." extension "\\'")))
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(push file files))
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(nreverse files)))
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#+END_SRC
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This function recursively lists all files in `dir` with the given `extension`, suitable for use with `org-agenda-files`.
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Example usage:
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#+BEGIN_SRC emacs-lisp
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(thwap/list-files-with-extension "~/my/org-files" "org")
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#+END_SRC
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** Org Mode Helper Functions
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*** thwap/org-capture-get-unique-filename
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#+BEGIN_SRC emacs-lisp
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(defun thwap/org-capture-get-unique-filename ()
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"Generate a unique filename for Org-capture.
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The filename is based on the current timestamp."
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(let ((filename (format "~/.org-agenda/syncup__issue__%s.org" (format-time-string "%Y%m%d%H%M%S"))))
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(message "Inside function: Generated filename: %s" filename)
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filename))
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#+END_SRC
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This function generates a unique filename for Org-capture based on the current timestamp.
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Example usage:
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#+BEGIN_SRC emacs-lisp
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(thwap/org-capture-get-unique-filename)
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#+END_SRC
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*** thwap/org-agenda-files-update
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#+BEGIN_SRC emacs-lisp
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(defun thwap/org-agenda-files-update ()
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"Update the `org-agenda-files` variable.
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This function sets `org-agenda-files` and `org-timeblock-files` to the list of
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all `.org` files in the `~/.org-agenda` directory, and sets
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`org-timeblock-inbox-file` to `~/.org-agenda/tasks.org`."
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(setq org-agenda-files (thwap/list-files-with-extension "~/.org-agenda" "org"))
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(setq org-timeblock-files (thwap/list-files-with-extension "~/.org-agenda" "org"))
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(setq org-timeblock-inbox-file "~/.org-agenda/tasks.org"))
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#+END_SRC
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This function updates the `org-agenda-files` variable to include all `.org` files in the `~/.org-agenda` directory, and sets the `org-timeblock-inbox-file` to `~/.org-agenda/tasks.org`.
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Example usage:
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#+BEGIN_SRC emacs-lisp
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(thwap/org-agenda-files-update)
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#+END_SRC
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