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# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
from __future__ import annotations
from pathlib import Path
import sys
from PySide6.QtCore import QObject, QUrl, Property, Signal
from PySide6.QtGui import QGuiApplication
from PySide6.QtQuick import QQuickView
# This example illustrates exposing a list of QObjects as a model in QML
class DataObject(QObject):
nameChanged = Signal()
colorChanged = Signal()
def __init__(self, name, color, parent=None):
super().__init__(parent)
self._name = name
self._color = color
def name(self):
return self._name
def setName(self, name):
if name != self._name:
self._name = name
self.nameChanged.emit()
def color(self):
return self._color
def setColor(self, color):
if color != self._color:
self._color = color
self.colorChanged.emit()
name = Property(str, name, setName, notify=nameChanged)
color = Property(str, color, setColor, notify=colorChanged)
if __name__ == '__main__':
app = QGuiApplication(sys.argv)
dataList = [DataObject("Item 1", "red"),
DataObject("Item 2", "green"),
DataObject("Item 3", "blue"),
DataObject("Item 4", "yellow")]
view = QQuickView()
view.setResizeMode(QQuickView.ResizeMode.SizeRootObjectToView)
view.setInitialProperties({"model": dataList})
qml_file = Path(__file__).parent / "view.qml"
view.setSource(QUrl.fromLocalFile(qml_file))
view.show()
r = app.exec()
del view
sys.exit(r)
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