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# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
import sys
from PySide6.QtCore import QAbstractTableModel, QTime, QTimer, Qt, Slot
from PySide6.QtWidgets import QApplication, QTableView
"""PySide6 port of the widgets/tutorials/modelview/3_changingmodel example from Qt v6.x"""
class MyModel(QAbstractTableModel):
#! [1]
def __init__(self, parent=None):
super().__init__(parent)
self._timer = QTimer(self)
self._timer.setInterval(1000)
self._timer.timeout.connect(self.timer_hit)
self._timer.start()
#! [1]
def rowCount(self, parent=None):
return 2
def columnCount(self, parent=None):
return 3
#! [2]
def data(self, index, role=Qt.DisplayRole):
row = index.row()
col = index.column()
if role == Qt.DisplayRole and row == 0 and col == 0:
return QTime.currentTime().toString()
return None
#! [2]
#! [3]
@Slot()
def timer_hit(self):
# we identify the top left cell
top_left = self.createIndex(0, 0)
# emit a signal to make the view reread identified data
self.dataChanged.emit(top_left, top_left, [Qt.DisplayRole])
#! [3]
if __name__ == '__main__':
app = QApplication(sys.argv)
table_view = QTableView()
my_model = MyModel()
table_view.setModel(my_model)
table_view.show()
sys.exit(app.exec())
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