50314865

main.py

import sys
import os

from PySide2.QtCore import Qt, QObject, Signal, Slot, Property
from PySide2.QtWidgets import QApplication
from PySide2.QtQml import QQmlApplicationEngine

my_list = ['here','is','my','list']

class Manager(QObject):
    stationsChanged = Signal()
    def __init__(self):
        QObject.__init__(self)
        self.m_stations =[]

    @Property('QVariantList', notify=stationsChanged)
    def stations(self):
        return self.m_stations

    @stations.setter
    def set_stations(self, val):
        if self.m_stations == val:
            return
        self.m_stations = val[:]
        self.stationsChanged.emit()   

    def list_fill(self):
        self.stations = my_list

if __name__ == "__main__":
    os.environ["QT_QUICK_CONTROLS_STYLE"] = "Material"
    app = QApplication(sys.argv)

    engine = QQmlApplicationEngine()
    manager = Manager()
    ctx = engine.rootContext()
    ctx.setContextProperty("Manager", manager)
    engine.load('main.qml')
    if not engine.rootObjects():
        sys.exit(-1)
    manager.list_fill()
    sys.exit(app.exec_()) 

main.qml

import QtQuick 2.10
import QtQuick.Controls 2.1
import QtQuick.Window 2.2
import QtQuick.Controls.Material 2.3


ApplicationWindow {
    id: applicationWindow
    Material.theme: Material.Light
    title: qsTr("Test Invoke")
    visible: true

    width: 600
    height: 500

    ComboBox {
        id: comboBox
        width: 200
        model: Manager.stations
    }
}