91 lines
3.1 KiB
EmacsLisp
91 lines
3.1 KiB
EmacsLisp
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;;; burly-tabs.el --- Burly's support for tab-bar -*- lexical-binding: t; -*-
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;; Copyright (C) 2022 Adam Porter
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;; Author: Adam Porter <adam@alphapapa.net>
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;; Keywords: tab-bar, tabs, frames
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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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;; 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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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;; This library provides support for `tab-bar-mode'.
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;;; Code:
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;; TODO: In Emacs 28, add an entry to the tab context menu. See
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;; <https://lists.gnu.org/archive/html/emacs-devel/2021-09/msg00590.html>.
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;;;; Requirements
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(require 'cl-lib)
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(require 'map)
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(require 'tab-bar)
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(require 'burly)
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;;;; Commands
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;;;###autoload
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(define-minor-mode burly-tabs-mode
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"Integrate Burly with `tab-bar-mode'.
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When active, Burly bookmarks are opened in new tabs and named
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accordingly."
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:global t
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:group 'burly
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(unless (version<= "28.1" emacs-version)
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(user-error "`burly-tabs-mode' requires Emacs 28.1 or later"))
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(if burly-tabs-mode
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(progn
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(advice-add #'burly--windows-set :before #'burly-tabs--windows-set-before-advice)
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(advice-add #'burly--windows-set :after #'burly-tabs--windows-set-after-advice))
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;; Disable mode.
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(advice-remove #'burly--windows-set #'burly-tabs--windows-set-before-advice)
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(advice-remove #'burly--windows-set #'burly-tabs--windows-set-after-advice)))
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(cl-defun burly-tabs-reset-tab (&optional (tab (tab-bar--current-tab-find)))
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"Reset TAB to its saved configuration.
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Resets TAB to the Burly bookmark that it was created from."
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(interactive)
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(pcase-let* ((`(,_ . ,(map burly-bookmark-name)) tab))
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(unless burly-bookmark-name
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(user-error "Tab has no associated Burly bookmark (`burly-tabs-mode' must be enabled when opening a bookmark)"))
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(burly-open-bookmark burly-bookmark-name)))
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(defalias 'burly-reset-tab #'burly-tabs-reset-tab)
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;;;; Functions
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(defun burly-tabs--windows-set-before-advice (&rest _ignore)
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"Cause bookmark to be opened in a tab by that name.
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If a tab already exists named the value of
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`burly-opened-bookmark-name', select it; otherwise call
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`tab-bar-new-tab'. To be used as advice to
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`burly-open-bookmark'."
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(if (tab-bar--tab-index-by-name burly-opened-bookmark-name)
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(tab-bar-select-tab-by-name burly-opened-bookmark-name)
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(tab-bar-new-tab)))
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(defun burly-tabs--windows-set-after-advice (&rest _ignore)
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"Set current tab's `burly-bookmark-name' to BOOKMARK-NAME.
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To be used as advice to `burly--windows-set'."
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(tab-rename burly-opened-bookmark-name)
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(let ((current-tab (tab-bar--current-tab-find)))
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(setf (alist-get 'burly-bookmark-name (cdr current-tab))
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burly-opened-bookmark-name)))
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(provide 'burly-tabs)
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;;; burly-tabs.el ends here
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