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author | Ludovic Courtès <ludo@gnu.org> | 2019-01-20 22:12:10 +0100 |
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committer | Ludovic Courtès <ludo@gnu.org> | 2019-01-20 22:12:10 +0100 |
commit | 3e2d4e69c340c3520f546f8c7e21e52383058d1c (patch) | |
tree | 0bc92edb753cfdf9a9e7ef763ebc19f0cd2d528c /gnu/installer/newt/welcome.scm | |
parent | ad79ae7e2d7505292b11e87302b08f4db0f934e9 (diff) | |
parent | e5ad2cdf172eecc7edef37a500593b1941af013c (diff) | |
download | guix-patches-3e2d4e69c340c3520f546f8c7e21e52383058d1c.tar guix-patches-3e2d4e69c340c3520f546f8c7e21e52383058d1c.tar.gz |
Merge branch 'master' into staging
Diffstat (limited to 'gnu/installer/newt/welcome.scm')
-rw-r--r-- | gnu/installer/newt/welcome.scm | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/gnu/installer/newt/welcome.scm b/gnu/installer/newt/welcome.scm new file mode 100644 index 0000000000..eec98e291a --- /dev/null +++ b/gnu/installer/newt/welcome.scm @@ -0,0 +1,118 @@ +;;; 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 + +;;; +;;; 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 welcome) + #:use-module (gnu installer utils) + #:use-module (gnu installer newt utils) + #:use-module (guix build syscalls) + #:use-module (guix i18n) + #:use-module (ice-9 match) + #:use-module (ice-9 receive) + #:use-module (newt) + #:export (run-welcome-page)) + +;; Expected width and height for the logo. +(define logo-width (make-parameter 43)) +(define logo-height (make-parameter 19)) + +(define info-textbox-width (make-parameter 70)) +(define options-listbox-height (make-parameter 5)) + +(define* (run-menu-page title info-text logo + #:key + listbox-items + listbox-item->text) + "Run a page with the given TITLE, to ask the user to choose between +LISTBOX-ITEMS displayed in a listbox. The listbox items are converted to text +using LISTBOX-ITEM->TEXT procedure. Display the textual LOGO in the center of +the page. Contrary to other pages, we cannot resort to grid layouts, because +we want this page to occupy all the screen space available." + (define (fill-listbox listbox items) + (map (lambda (item) + (let* ((text (listbox-item->text item)) + (key (append-entry-to-listbox listbox text))) + (cons key item))) + items)) + + (let* ((logo-textbox + (make-textbox -1 -1 (logo-width) (logo-height) 0)) + (info-textbox + (make-reflowed-textbox -1 -1 + info-text + (info-textbox-width))) + (options-listbox + (make-listbox -1 -1 + (options-listbox-height) + (logior FLAG-BORDER FLAG-RETURNEXIT))) + (keys (fill-listbox options-listbox listbox-items)) + (grid (vertically-stacked-grid + GRID-ELEMENT-COMPONENT logo-textbox + GRID-ELEMENT-COMPONENT info-textbox + GRID-ELEMENT-COMPONENT options-listbox)) + (form (make-form))) + + (set-textbox-text logo-textbox (read-all logo)) + + (add-form-to-grid grid form #t) + (make-wrapped-grid-window grid title) + + (receive (exit-reason argument) + (run-form form) + (dynamic-wind + (const #t) + (lambda () + (when (eq? exit-reason 'exit-component) + (cond + ((components=? argument options-listbox) + (let* ((entry (current-listbox-entry options-listbox)) + (item (assoc-ref keys entry))) + (match item + ((text . proc) + (proc)))))))) + (lambda () + (destroy-form-and-pop form)))))) + +(define (run-welcome-page logo) + "Run a welcome page with the given textual LOGO displayed at the center of +the page. Ask the user to choose between manual installation, graphical +installation and reboot." + (run-menu-page + (G_ "GNU GuixSD install") + (G_ "Welcome to GNU GuixSD installer! + +Please note that the present graphical installer is still under heavy \ +development, so you might want to prefer using the shell based process. \ +The documentation is accessible at any time by pressing CTRL-ALT-F2.") + logo + #:listbox-items + `((,(G_ "Graphical install using a terminal based interface") + . + ,(const #t)) + (,(G_ "Install using the shell based process") + . + ,(lambda () + ;; Switch to TTY3, where a root shell is available for shell based + ;; install. The other root TTY's would have been ok too. + (system* "chvt" "3") + (run-welcome-page logo))) + (,(G_ "Reboot") + . + ,(lambda () + (newt-finish) + (reboot)))) + #:listbox-item->text car)) |