71 lines
3.1 KiB
EmacsLisp
71 lines
3.1 KiB
EmacsLisp
;;; core-progress-bar.el --- Spacemacs Core File -*- lexical-binding: t -*-
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;;
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;; Copyright (c) 2012-2022 Sylvain Benner & Contributors
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;;
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;; Author: Sylvain Benner <sylvain.benner@gmail.com>
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;; URL: https://github.com/syl20bnr/spacemacs
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;;
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;; This file is not part of GNU Emacs.
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;;
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;;
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;;
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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(require 'core-spacemacs-buffer)
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(defvar spacemacs-loading-char ?█)
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(defvar spacemacs-loading-char-light ?░)
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(defvar spacemacs-loading-string "")
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(defvar spacemacs-loading-counter 0)
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(defvar spacemacs-loading-value 0)
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(defvar spacemacs-loading-dots-chunk-count 5)
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(defvar spacemacs-loading-dots-count 0)
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(defvar spacemacs-loading-dots-chunk-size 0)
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(defvar spacemacs-loading-dots-chunk-threshold 0)
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(defun spacemacs/init-progress-bar (max)
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"Initialize the progress bar."
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(setq spacemacs-loading-dots-count (window-total-size nil 'width))
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(setq spacemacs-loading-dots-chunk-size (/ spacemacs-loading-dots-count
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spacemacs-loading-dots-chunk-count))
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(setq spacemacs-loading-dots-chunk-threshold
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(- (/ max spacemacs-loading-dots-chunk-count) 5))
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(setq spacemacs-loading-counter 0)
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(setq spacemacs-loading-value 0)
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(spacemacs-buffer/set-mode-line (make-string spacemacs-loading-dots-count
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spacemacs-loading-char-light))
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(spacemacs//redisplay))
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(defun spacemacs/update-progress-bar ()
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"Update progress bar by incrementing its value by 1.
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Display the progress bar by chunks of size `spacemacs-loading-dots-chunk-threshold'"
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(when (and (not noninteractive)
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(> spacemacs-loading-dots-chunk-threshold 0)
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dotspacemacs-loading-progress-bar)
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(setq spacemacs-loading-counter (1+ spacemacs-loading-counter))
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(setq spacemacs-loading-value (1+ spacemacs-loading-value))
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(when (>= spacemacs-loading-counter
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spacemacs-loading-dots-chunk-threshold)
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(let* ((progress
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(max 0 (* spacemacs-loading-dots-chunk-size
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(floor (/ spacemacs-loading-value
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spacemacs-loading-dots-chunk-threshold)))))
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(remain (max 0 (- spacemacs-loading-dots-count progress))))
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(setq spacemacs-loading-counter 0)
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(setq spacemacs-loading-string
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(concat (make-string progress spacemacs-loading-char)
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(make-string remain spacemacs-loading-char-light)))
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(spacemacs-buffer/set-mode-line spacemacs-loading-string))
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(spacemacs//redisplay))))
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(provide 'core-progress-bar)
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