Jaidyn Ann
b91590133c
Fields are filled naively and unreliably; this just lays the groundwork. Also removes the old testing callbacks for textboxes.
149 lines
4.4 KiB
Scheme
149 lines
4.4 KiB
Scheme
;; Copyright © 2024 Jaidyn Ann <jadedctrl@posteo.at>
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;;
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;; This program is free software: you can redistribute it and/or
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;; modify it under the terms of the GNU General Public License as
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;; published by the Free Software Foundation, either version 3 of
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;; the License, or (at your option) any later version.
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;;
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;;
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <https://www.gnu.org/licenses/>.
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(import scheme
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(chicken base)
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(chicken file)
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(chicken io)
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(chicken repl)
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(chicken repl)
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(chicken string)
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(chicken time)
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srfi-1
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srfi-18
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nrepl
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qt-light
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(prefix uri-common uri:)
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(prefix vcarded vcard:))
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(define qt-app #f) ;; The <qt-application> object.
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(define qt-win #f) ;; The <qt-window> object.
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;; Start & run the application.
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(define (init)
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;; Set up some global state, prepare the QT app.
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(set! qt-app (qt:init))
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(set! qt-win (create-window))
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(init-window qt-win)
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(let ;; Start QT loop.
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[(qt-thread (thread-start! qt-loop))
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;; Kick off the remote-REPL…
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(nrepl-thread (thread-start! (lambda () (nrepl 1234))))]
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;; … and also provide a local REPL.
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(repl)
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;; Wait for the QT program, even after stdin is closed off.
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(thread-join! qt-thread)))
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;; Loop through QT’s processing, again and again.
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(define (qt-loop)
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(qt:run #t)
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(qt-loop))
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;; Create the application window.
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(define (create-window)
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(qt:widget (window-contents)))
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;; Return the UI’s XML, read from “contacts.ui”.
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;; We could generate this XML ourselves, and write a nice s-expr front-end,
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;; maybe… `o`
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(define (window-contents)
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(call-with-input-file
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"contact.ui"
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(lambda (in-port) (read-string #f in-port))))
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;; Initialize the window.
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(define (init-window window)
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(window-callbacks window)
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(qt:show window))
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;; Connect callback functions to widgets’ signals.
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(define (window-callbacks window)
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(menubar-callbacks window))
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;; Connect callback functions to menubar items.
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(define (menubar-callbacks window)
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(let* [(menu-file-exit (qt:find window "actionQuit"))
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(menu-file-save (qt:find window "actionSave"))
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(menu-file-open (qt:find window "actionOpen"))]
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;; We connect to https://doc.qt.io/qt-6/qaction.html#triggered
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(if menu-file-exit
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(qt:connect
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menu-file-exit "triggered()"
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(qt:receiver exit)))
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(if menu-file-save
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(qt:connect
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menu-file-save "triggered()"
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(qt:receiver
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(lambda ()
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(qt:message "Saving is not implemented.")))))
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(if menu-file-open
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(qt:connect
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menu-file-open "triggered()"
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(qt:receiver
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(lambda ()
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(open-vcard-file
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window
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(qt:get-open-filename "birdo" "/home/jaidyn/Contacts"))))))))
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;; Parse a vCard file and populate the window’s forms with its contents.
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(define (open-vcard-file window file)
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(if (and (file-exists? file)
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(file-readable? file))
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(thread-start! (lambda () (populate-with-vcard
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window
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(with-input-from-file file
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vcard:read-vcard))))))
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;; Simply map vCard property-names to their corresponding name in the window’s
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;; fields.
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(define property->formname-alist
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'((FN . "name")
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(ADR . "address")
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(TEL . "homePhone")
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(TEL . "workPhone")
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(EMAIL . "eMail")
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(URL . "url")
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(NICKNAME . "nickname")))
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;; Given a parsed vCard in vcarded’s alist format, populate the window’s fields.
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;; Here’s the format:
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;; ((PROPERTY (ATTRIBUTES) VALUE)
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;; (FN () "A. Dmytryshyn")
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;; (ADR ("TYPE=home") ("" "" "1234 Abc.", "", "", "", "")))
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(define (populate-with-vcard window vcard-alist)
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(map (lambda (property)
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(print property)
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(let* [(formname (alist-ref (car property) property->formname-alist))
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(lineEditName (conc formname "LineEdit"))
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(lineEditWidget (if formname (qt:find window lineEditName) #f))]
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(if lineEditWidget
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(set! (qt:property lineEditWidget "text") (last property)))))
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vcard-alist))
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(init)
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