[oni-eww] Add configuration

oni-eww.el

@@ -0,0 +1,50 @@
+;;; oni-eww.el --- Configuration for EWW             -*- lexical-binding: t; -*-
+
+;; Copyright (C) 2021  Tom Willemse
+
+;; Author: Tom Willemse <tom@ryuslash.org>
+;; Keywords: local
+;; Version: 2021.0406.105450
+;; Package-Requires: (eww oni-data-dir)
+
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; Configuration for ‘eww’, the Emacs Web Wowser.
+
+;;; Code:
+
+(require 'eww)
+
+(defvar oni-eww-desired-window-width 120
+  "The window width which ‘oni-eww-resize-margins’ will try to accommodate.")
+
+(defun oni-eww-resize-margins ()
+  "Set the margins of the current window so ‘window-width’ is as desired.
+The desired window width is specified in ‘oni-eww-desired-window-width’."
+  (let ((margin-size (/ (- (frame-width) 120) 2)))
+    (set-window-margins nil margin-size margin-size)))
+
+(defun oni-eww-setup-margins ()
+  "Set up a hook for ‘oni-eww-resize-margins’ in the current buffer."
+  (add-hook 'window-configuration-change-hook #'oni-eww-resize-margins nil t)
+  (oni-eww-resize-margins))
+
+(setq eww-bookmarks-directory (oni-data-dir-locate "eww/"))
+
+(add-hook 'eww-mode-hook #'oni-eww-setup-margins)
+
+(provide 'oni-eww)
+;;; oni-eww.el ends here