slint/demos/printerdemo/python/main.py
Simon Hausmann fc50bd6806 WIP
2025-07-14 13:36:39 +02:00

73 lines
2.2 KiB
Python

# Copyright © SixtyFPS GmbH <info@slint.dev>
# SPDX-License-Identifier: MIT
from slint import Color, ListModel, Timer, TimerMode
import slint
from datetime import timedelta, datetime
import os
import copy
import sys
import printerdemo
import typing
PrinterQueueItem = printerdemo.PrinterQueueItem
InkLevel = printerdemo.InkLevel
class MainWindow(printerdemo.MainWindow):
def __init__(self) -> None:
super().__init__()
self.ink_levels = ListModel(
[
InkLevel(color=Color("#0ff"), level=0.4),
InkLevel(color=Color("#ff0"), level=0.2),
InkLevel(color=Color("#f0f"), level=0.5),
InkLevel(color=Color("#000"), level=0.8),
]
)
# Copy the read-only mock data from the UI into a mutable ListModel
self.printer_queue = ListModel(self.PrinterQueue.printer_queue)
self.PrinterQueue.printer_queue = self.printer_queue
self.print_progress_timer = Timer()
self.print_progress_timer.start(
TimerMode.Repeated, timedelta(seconds=1), self.update_jobs
)
@slint.callback
def quit(self) -> None:
self.hide()
@slint.callback(global_name="PrinterQueue", name="start_job")
def push_job(self, title: str) -> None:
self.printer_queue.append(
PrinterQueueItem(
status="waiting",
progress=0,
title=title,
owner="Me",
pages=1,
size="100kB",
submission_date=str(datetime.now()),
)
)
@slint.callback(global_name="PrinterQueue")
def cancel_job(self, index: int) -> None:
del self.printer_queue[index]
def update_jobs(self) -> None:
if len(self.printer_queue) <= 0:
return
assert self.printer_queue[0] is not None
top_item = copy.copy(self.printer_queue[0])
top_item.progress += 1
if top_item.progress >= 100:
del self.printer_queue[0]
if len(self.printer_queue) == 0:
return
top_item = copy.copy(self.printer_queue[0])
self.printer_queue[0] = top_item
main_window = MainWindow()
main_window.run()