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authorMathieu Othacehe <m.othacehe@gmail.com>2018-11-16 20:43:55 +0900
committerLudovic Courtès <ludo@gnu.org>2019-01-17 14:04:20 +0100
commitd0f3a672dcbdfefd3556b6a21985ff0e35eed3be (patch)
tree6ca7cc2fc874343791a3b555181177be488a3a8a /gnu/installer/newt/welcome.scm
parent08af580bde01ffd8e6968b6f9f9eff14c4f9cc5a (diff)
gnu: Add graphical installer support.
* configure.ac: Require that guile-newt is available. * gnu/installer.scm: New file. * gnu/installer/aux-files/logo.txt: New file. * gnu/installer/build-installer.scm: New file. * gnu/installer/connman.scm: New file. * gnu/installer/keymap.scm: New file. * gnu/installer/locale.scm: New file. * gnu/installer/newt.scm: New file. * gnu/installer/newt/ethernet.scm: New file. * gnu/installer/newt/hostname.scm: New file. * gnu/installer/newt/keymap.scm: New file. * gnu/installer/newt/locale.scm: New file. * gnu/installer/newt/menu.scm: New file. * gnu/installer/newt/network.scm: New file. * gnu/installer/newt/page.scm: New file. * gnu/installer/newt/timezone.scm: New file. * gnu/installer/newt/user.scm: New file. * gnu/installer/newt/utils.scm: New file. * gnu/installer/newt/welcome.scm: New file. * gnu/installer/newt/wifi.scm: New file. * gnu/installer/steps.scm: New file. * gnu/installer/timezone.scm: New file. * gnu/installer/utils.scm: New file. * gnu/local.mk (GNU_SYSTEM_MODULES): Add previous files. * gnu/system.scm: Export %root-account. * gnu/system/install.scm (%installation-services): Use kmscon instead of linux VT for all tty. (installation-os)[users]: Add the graphical installer as shell of the root account. [packages]: Add font related packages. * po/guix/POTFILES.in: Add installer files.
Diffstat (limited to 'gnu/installer/newt/welcome.scm')
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diff --git a/gnu/installer/newt/welcome.scm b/gnu/installer/newt/welcome.scm
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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
+
+;;;
+;;; 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))
+
+;; Margin between screen border and newt root window.
+(define margin-left (make-parameter 3))
+(define margin-top (make-parameter 3))
+
+;; Expected width and height for the logo.
+(define logo-width (make-parameter 50))
+(define logo-height (make-parameter 23))
+
+(define (nearest-exact-integer x)
+ "Given a real number X, return the nearest exact integer, with ties going to
+the nearest exact even integer."
+ (inexact->exact (round x)))
+
+(define* (run-menu-page title 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* ((windows
+ (make-window (margin-left)
+ (margin-top)
+ (- (screen-columns) (* 2 (margin-left)))
+ (- (screen-rows) (* 2 (margin-top)))
+ title))
+ (logo-textbox
+ (make-textbox (nearest-exact-integer
+ (- (/ (screen-columns) 2)
+ (+ (/ (logo-width) 2) (margin-left))))
+ (margin-top) (logo-width) (logo-height) 0))
+ (text (set-textbox-text logo-textbox
+ (read-all logo)))
+ (options-listbox
+ (make-listbox (margin-left)
+ (+ (logo-height) (margin-top))
+ (- (screen-rows) (+ (logo-height)
+ (* (margin-top) 4)))
+ (logior FLAG-BORDER FLAG-RETURNEXIT)))
+ (keys (fill-listbox options-listbox listbox-items))
+ (form (make-form)))
+ (set-listbox-width options-listbox (- (screen-columns)
+ (* (margin-left) 4)))
+ (add-components-to-form form logo-textbox options-listbox)
+
+ (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")
+ logo
+ #:listbox-items
+ `((,(G_ "Install using the unguided shell based process")
+ .
+ ,(lambda ()
+ (clear-screen)
+ (newt-suspend)
+ (system* "bash" "-l")
+ (newt-resume)))
+ (,(G_ "Graphical install using a guided terminal based interface")
+ .
+ ,(const #t))
+ (,(G_ "Reboot")
+ .
+ ,(lambda ()
+ (newt-finish)
+ (reboot))))
+ #:listbox-item->text car))