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authorjao <jao@gnu.org>2021-02-02 05:16:17 +0000
committerjao <jao@gnu.org>2021-02-02 05:16:17 +0000
commit771abb84830678455de4625ac7f082d8100f0ea0 (patch)
tree0d303c2cb0861b949ca73a9705954f6a69c4f877 /lib/eos/jao-ednc.el
parent81eceb5507aa0659e9f0c9761e54e9102085c4ac (diff)
downloadelibs-771abb84830678455de4625ac7f082d8100f0ea0.tar.gz
elibs-771abb84830678455de4625ac7f082d8100f0ea0.tar.bz2
libs -> lib/
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+;;; jao-ednc.el --- Minibuffer notifications using EDNC -*- lexical-binding: t; -*-
+
+;; Copyright (C) 2020, 2021 jao
+
+;; Author: jao <mail@jao.io>
+;; Keywords: tools, abbrev
+
+;; 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:
+
+;; Use the ednc package to provide a notification daemon that uses
+;; the minibuffer to display them.
+
+;;; Code:
+
+(require 'ednc)
+(require 'jao-minibuffer)
+
+(declare-function tracking-add-buffer "tracking")
+(declare-function tracking-remove-buffer "tracking")
+
+(defvar jao-ednc--count-format " {%d} ")
+(defvar jao-ednc--notifications ())
+(defvar jao-ednc--handlers ())
+
+(defvar jao-ednc-use-minibuffer-notifications nil)
+(defvar jao-ednc-use-tracking nil)
+
+(defface jao-ednc-tracking '((t :inherit warning))
+ "Tracking notifications face"
+ :group 'jao-ednc)
+
+(defun jao-ednc--last-notification () (car jao-ednc--notifications))
+
+(defun jao-ednc--format-last ()
+ (when (jao-ednc--last-notification)
+ (let ((s (ednc-format-notification (jao-ednc--last-notification) t)))
+ (replace-regexp-in-string "\n" " " (substring-no-properties s)))))
+
+(defun jao-ednc--count ()
+ (let ((no (length jao-ednc--notifications)))
+ (if (> no 0)
+ (propertize (format jao-ednc--count-format no) 'face 'warning)
+ "")))
+
+(defun jao-ednc-add-handler (app handler)
+ (add-to-list 'jao-ednc--handlers (cons app handler)))
+
+(defun jao-ednc-ignore-app (app)
+ (jao-ednc-add-handler app (lambda (not _) (ednc-dismiss-notification not))))
+
+(defun jao-ednc--pop-minibuffer ()
+ (if jao-ednc-use-minibuffer-notifications
+ (jao-minibuffer-pop-notification)
+ (jao-minibuffer-refresh)))
+
+(defun jao-ednc--clean (&optional notification)
+ (tracking-remove-buffer (get-buffer ednc-log-name))
+ (if notification
+ (remove notification jao-ednc--notifications)
+ (pop jao-ednc--notifications))
+ (jao-ednc--pop-minibuffer))
+
+(defun jao-ednc--show-last ()
+ (if jao-ednc-use-minibuffer-notifications
+ (jao-minibuffer-push-notification '(:eval (jao-ednc--format-last)))
+ (message "%s" (jao-ednc--format-last))))
+
+(defun jao-ednc--default-handler (notification newp)
+ (if (not newp)
+ (jao-ednc--clean notification)
+ (tracking-add-buffer (get-buffer ednc-log-name) '(jao-ednc-tracking))
+ (push notification jao-ednc--notifications)
+ (jao-ednc--show-last)))
+
+(defun jao-ednc--handler (notification)
+ (alist-get (ednc-notification-app-name notification)
+ jao-ednc--handlers
+ #'jao-ednc--default-handler
+ nil
+ 'string=))
+
+(defun jao-ednc--on-notify (old new)
+ (when old (funcall (jao-ednc--handler old) old nil))
+ (when new (funcall (jao-ednc--handler new) new t)))
+
+;;;###autoload
+(defun jao-ednc-setup (minibuffer-order)
+ (setq jao-notify-use-messages-p t)
+ (with-eval-after-load "tracking"
+ (when jao-ednc-use-tracking
+ (add-to-list 'tracking-faces-priorities 'jao-ednc-tracking)
+ (when (listp tracking-shorten-modes)
+ (add-to-list 'tracking-shorten-modes 'ednc-view-mode))))
+ (when minibuffer-order
+ (jao-minibuffer-add-variable '(jao-ednc--count) minibuffer-order))
+ (add-hook 'ednc-notification-presentation-functions #'jao-ednc--on-notify)
+ (ednc-mode))
+
+;;;###autoload
+(defun jao-ednc-pop ()
+ (interactive)
+ (pop-to-buffer-same-window ednc-log-name))
+
+;;;###autoload
+(defun jao-ednc-show ()
+ (interactive)
+ (if (not (jao-ednc--last-notification))
+ (jao-ednc-pop)
+ (jao-ednc--show-last)))
+
+;;;###autoload
+(defun jao-ednc-invoke-last-action ()
+ (interactive)
+ (if (jao-ednc--last-notification)
+ (ednc-invoke-action (jao-ednc--last-notification))
+ (message "No active notifications"))
+ (jao-ednc--clean))
+
+;;;###autoload
+(defun jao-ednc-dismiss ()
+ (interactive)
+ (when (jao-ednc--last-notification)
+ (ignore-errors
+ (with-current-buffer ednc-log-name
+ (ednc-dismiss-notification (jao-ednc--last-notification)))))
+ (jao-ednc--clean))
+
+;;;###autoload
+(defun jao-ednc-dismiss-all ()
+ (interactive)
+ (while (jao-ednc--last-notification)
+ (jao-ednc-dismiss)))
+
+(provide 'jao-ednc)
+;;; jao-ednc.el ends here