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- ;;; GNU Guix --- Functional package management for GNU
- ;;; Copyright © 2018 Mathieu Othacehe <m.othacehe@gmail.com>
- ;;;
- ;;; This file is part of GNU Guix.
- ;;;
- ;;; GNU Guix 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 Guix 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 Guix. If not, see <http://www.gnu.org/licenses/>.
-
- (define-module (gnu installer newt keymap)
- #:use-module (gnu installer keymap)
- #:use-module (gnu installer steps)
- #:use-module (gnu installer newt page)
- #:use-module (guix i18n)
- #:use-module (guix records)
- #:use-module (newt)
- #:use-module (srfi srfi-1)
- #:use-module (srfi srfi-34)
- #:use-module (srfi srfi-35)
- #:export (run-keymap-page))
-
- (define (run-layout-page layouts layout->text)
- (let ((title (G_ "Layout selection")))
- (run-listbox-selection-page
- #:title title
- #:info-text (G_ "Please choose your keyboard layout.")
- #:listbox-items layouts
- #:listbox-item->text layout->text
- #:button-text (G_ "Cancel")
- #:button-callback-procedure
- (lambda _
- (raise
- (condition
- (&installer-step-abort)))))))
-
- (define (run-variant-page variants variant->text)
- (let ((title (G_ "Variant selection")))
- (run-listbox-selection-page
- #:title title
- #:info-text (G_ "Please choose a variant for your keyboard layout.")
- #:listbox-items variants
- #:listbox-item->text variant->text
- #:button-text (G_ "Back")
- #:button-callback-procedure
- (lambda _
- (raise
- (condition
- (&installer-step-abort)))))))
-
- (define (run-model-page models model->text)
- (let ((title (G_ "Keyboard model selection")))
- (run-listbox-selection-page
- #:title title
- #:info-text (G_ "Please choose your keyboard model.")
- #:listbox-items models
- #:listbox-item->text model->text
- #:listbox-default-item (find (lambda (model)
- (string=? (x11-keymap-model-name model)
- "pc105"))
- models)
- #:sort-listbox-items? #f
- #:button-text (G_ "Back")
- #:button-callback-procedure
- (lambda _
- (raise
- (condition
- (&installer-step-abort)))))))
-
- (define* (run-keymap-page #:key models layouts)
- "Run a page asking the user to select a keyboard model, layout and
- variant. MODELS and LAYOUTS are lists of supported X11-KEYMAP-MODEL and
- X11-KEYMAP-LAYOUT. Return a list of three elements, the names of the selected
- keyboard model, layout and variant."
- (define keymap-steps
- (list
- (installer-step
- (id 'model)
- (compute
- (lambda _
- ;; TODO: Understand why (run-model-page models x11-keymap-model-name)
- ;; fails with: warning: possibly unbound variable
- ;; `%x11-keymap-model-description-procedure.
- (run-model-page models (lambda (model)
- (x11-keymap-model-description
- model))))))
- (installer-step
- (id 'layout)
- (compute
- (lambda _
- (let* ((layout (run-layout-page
- layouts
- (lambda (layout)
- (x11-keymap-layout-description layout)))))
- (if (null? (x11-keymap-layout-variants layout))
- ;; Break if this layout does not have any variant.
- (raise
- (condition
- (&installer-step-break)))
- layout)))))
- ;; Propose the user to select a variant among those supported by the
- ;; previously selected layout.
- (installer-step
- (id 'variant)
- (compute
- (lambda (result)
- (let ((variants (x11-keymap-layout-variants
- (result-step result 'layout))))
- (run-variant-page variants
- (lambda (variant)
- (x11-keymap-variant-description
- variant)))))))))
-
- (define (format-result result)
- (let ((model (x11-keymap-model-name
- (result-step result 'model)))
- (layout (x11-keymap-layout-name
- (result-step result 'layout)))
- (variant (and=> (result-step result 'variant)
- (lambda (variant)
- (x11-keymap-variant-name variant)))))
- (list model layout (or variant ""))))
- (format-result
- (run-installer-steps #:steps keymap-steps)))
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