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;;; ede/custom.el --- customization of EDE projects. -*- lexical-binding: t; -*-
;; Copyright (C) 2010-2021 Free Software Foundation, Inc.
;; Author: Eric M. Ludlam <zappo@gnu.org>
;; This file is part of GNU Emacs.
;; GNU Emacs 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.
;; GNU Emacs 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 GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;;
;; Customization commands/hooks for EDE.
;;
;; EIEIO supports customizing objects, and EDE uses this to allow
;; users to change basic settings in their projects.
;;
;;; Code:
;;; Customization
;;
;; Routines for customizing projects and targets.
(require 'ede)
(eval-when-compile (require 'eieio-custom))
(defvar eieio-ede-old-variables nil
"The old variables for a project.")
;;; Customization Commands
;;
;; These commands initialize customization of EDE control objects.
;;;###autoload
(defun ede-customize-project ()
"Edit fields of the current project through EIEIO & Custom."
(interactive)
(require 'eieio-custom)
(let* ((ov (oref (ede-current-project) local-variables))
(cp (ede-current-project)))
(ede-customize cp)
(setq-local eieio-ede-old-variables ov)))
;;;###autoload
(defalias 'customize-project #'ede-customize-project)
;;;###autoload
(defun ede-customize-current-target()
"Edit fields of the current target through EIEIO & Custom."
(interactive)
(require 'eieio-custom)
(if (not (obj-of-class-p ede-object 'ede-target))
(error "Current file is not part of a target"))
(ede-customize-target ede-object))
;;;###autoload
(defalias 'customize-target #'ede-customize-current-target)
(defun ede-customize-target (obj)
"Edit fields of the current target through EIEIO & Custom.
OBJ is the target object to customize."
(require 'eieio-custom)
(if (and obj (not (obj-of-class-p obj 'ede-target)))
(error "No logical target to customize"))
(ede-customize obj))
(cl-defmethod ede-customize ((proj ede-project))
"Customize the EDE project PROJ."
(eieio-customize-object proj 'default))
(cl-defmethod ede-customize ((target ede-target))
"Customize the EDE TARGET."
(eieio-customize-object target 'default))
;;; Target Sorting
;;
;; Target order can be important, but custom doesn't support a way
;; to resort items in a list. This function by David Engster allows
;; targets to be re-arranged.
(defvar ede-project-sort-targets-order nil
"Variable for tracking target order in `ede-project-sort-targets'.")
;;;###autoload
(defun ede-project-sort-targets ()
"Create a custom-like buffer for sorting targets of current project."
(interactive)
(let ((proj (ede-current-project))
;; (count 1)
) ;; current order
(switch-to-buffer (get-buffer-create "*EDE sort targets*"))
(erase-buffer)
(setq ede-object-project proj)
(widget-create 'push-button
:notify (lambda (&rest _ignore)
(let ((targets (oref ede-object-project targets))
cur newtargets)
(while (setq cur (pop ede-project-sort-targets-order))
(setq newtargets (append newtargets
(list (nth cur targets)))))
(oset ede-object-project targets newtargets))
(ede-commit-project ede-object-project)
(kill-buffer))
" Accept ")
(widget-insert " ")
(widget-create 'push-button
:notify (lambda (&rest _ignore)
(kill-buffer))
" Cancel ")
(widget-insert "\n\n")
(setq ede-project-sort-targets-order nil)
(mapc (lambda (x)
(add-to-ordered-list
'ede-project-sort-targets-order
x x))
(number-sequence 0 (1- (length (oref proj targets)))))
(ede-project-sort-targets-list)
(use-local-map widget-keymap)
(widget-setup)
(goto-char (point-min))))
(defun ede-project-sort-targets-list ()
"Sort the target list while using `ede-project-sort-targets'."
(save-excursion
(let ((targets (oref ede-object-project targets))
(inhibit-read-only t)
(inhibit-modification-hooks t))
(goto-char (point-min))
(forward-line 2)
(delete-region (point) (point-max))
(dotimes (count (length targets))
(if (> count 0)
(widget-create 'push-button
:notify (lambda (&rest _ignore)
(let ((cur ede-project-sort-targets-order))
(add-to-ordered-list
'ede-project-sort-targets-order
(nth count cur)
(1- count))
(add-to-ordered-list
'ede-project-sort-targets-order
(nth (1- count) cur) count))
(ede-project-sort-targets-list))
" Up ")
(widget-insert " "))
(if (< count (1- (length targets)))
(widget-create 'push-button
:notify (lambda (&rest _ignore)
(let ((cur ede-project-sort-targets-order))
(add-to-ordered-list
'ede-project-sort-targets-order
(nth count cur) (1+ count))
(add-to-ordered-list
'ede-project-sort-targets-order
(nth (1+ count) cur) count))
(ede-project-sort-targets-list))
" Down ")
(widget-insert " "))
(widget-insert (concat " " (number-to-string (1+ count)) ".: "
(oref (nth (nth count ede-project-sort-targets-order)
targets)
name)
"\n"))))))
;;; Customization hooks
;;
;; These hooks are used when finishing up a customization.
(cl-defmethod eieio-done-customizing ((proj ede-project))
"Call this when a user finishes customizing PROJ."
(let ((ov eieio-ede-old-variables)
(nv (oref proj local-variables)))
(setq eieio-ede-old-variables nil)
(while ov
(if (not (assoc (car (car ov)) nv))
(save-excursion
(mapc (lambda (b)
(set-buffer b)
(kill-local-variable (car (car ov))))
(ede-project-buffers proj))))
(setq ov (cdr ov)))
(mapc (lambda (b) (ede-set-project-variables proj b))
(ede-project-buffers proj))))
;; These two methods should be implemented by subclasses of
;; project and targets in order to account for user specified
;; changes.
(cl-defmethod eieio-done-customizing ((_target ede-target))
"Call this when a user finishes customizing TARGET."
nil)
(cl-defmethod ede-commit-project ((_proj ede-project))
"Commit any change to PROJ to its file."
nil
)
(provide 'ede/custom)
;; Local variables:
;; generated-autoload-file: "loaddefs.el"
;; generated-autoload-load-name: "ede/custom"
;; End:
;;; ede/custom.el ends here
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