rolladeck/contact.scm
Jaidyn Ann b91590133c Support base-level opening of vCard files
Fields are filled naively and unreliably; this
just lays the groundwork.
Also removes the old testing callbacks for textboxes.
2024-02-08 12:00:06 -06:00

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;; Copyright © 2024 Jaidyn Ann <jadedctrl@posteo.at>
;;
;; This program 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.
;;
;; This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
(import scheme
(chicken base)
(chicken file)
(chicken io)
(chicken repl)
(chicken repl)
(chicken string)
(chicken time)
srfi-1
srfi-18
nrepl
qt-light
(prefix uri-common uri:)
(prefix vcarded vcard:))
(define qt-app #f) ;; The <qt-application> object.
(define qt-win #f) ;; The <qt-window> object.
;; Start & run the application.
(define (init)
;; Set up some global state, prepare the QT app.
(set! qt-app (qt:init))
(set! qt-win (create-window))
(init-window qt-win)
(let ;; Start QT loop.
[(qt-thread (thread-start! qt-loop))
;; Kick off the remote-REPL…
(nrepl-thread (thread-start! (lambda () (nrepl 1234))))]
;; … and also provide a local REPL.
(repl)
;; Wait for the QT program, even after stdin is closed off.
(thread-join! qt-thread)))
;; Loop through QTs processing, again and again.
(define (qt-loop)
(qt:run #t)
(qt-loop))
;; Create the application window.
(define (create-window)
(qt:widget (window-contents)))
;; Return the UIs XML, read from “contacts.ui”.
;; We could generate this XML ourselves, and write a nice s-expr front-end,
;; maybe… `o`
(define (window-contents)
(call-with-input-file
"contact.ui"
(lambda (in-port) (read-string #f in-port))))
;; Initialize the window.
(define (init-window window)
(window-callbacks window)
(qt:show window))
;; Connect callback functions to widgets signals.
(define (window-callbacks window)
(menubar-callbacks window))
;; Connect callback functions to menubar items.
(define (menubar-callbacks window)
(let* [(menu-file-exit (qt:find window "actionQuit"))
(menu-file-save (qt:find window "actionSave"))
(menu-file-open (qt:find window "actionOpen"))]
;; We connect to https://doc.qt.io/qt-6/qaction.html#triggered
(if menu-file-exit
(qt:connect
menu-file-exit "triggered()"
(qt:receiver exit)))
(if menu-file-save
(qt:connect
menu-file-save "triggered()"
(qt:receiver
(lambda ()
(qt:message "Saving is not implemented.")))))
(if menu-file-open
(qt:connect
menu-file-open "triggered()"
(qt:receiver
(lambda ()
(open-vcard-file
window
(qt:get-open-filename "birdo" "/home/jaidyn/Contacts"))))))))
;; Parse a vCard file and populate the windows forms with its contents.
(define (open-vcard-file window file)
(if (and (file-exists? file)
(file-readable? file))
(thread-start! (lambda () (populate-with-vcard
window
(with-input-from-file file
vcard:read-vcard))))))
;; Simply map vCard property-names to their corresponding name in the windows
;; fields.
(define property->formname-alist
'((FN . "name")
(ADR . "address")
(TEL . "homePhone")
(TEL . "workPhone")
(EMAIL . "eMail")
(URL . "url")
(NICKNAME . "nickname")))
;; Given a parsed vCard in vcardeds alist format, populate the windows fields.
;; Heres the format:
;; ((PROPERTY (ATTRIBUTES) VALUE)
;; (FN () "A. Dmytryshyn")
;; (ADR ("TYPE=home") ("" "" "1234 Abc.", "", "", "", "")))
(define (populate-with-vcard window vcard-alist)
(map (lambda (property)
(print property)
(let* [(formname (alist-ref (car property) property->formname-alist))
(lineEditName (conc formname "LineEdit"))
(lineEditWidget (if formname (qt:find window lineEditName) #f))]
(if lineEditWidget
(set! (qt:property lineEditWidget "text") (last property)))))
vcard-alist))
(init)