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Diffstat (limited to 'examples/widgets/tutorials/modelview/6_treeview.py')
-rw-r--r-- | examples/widgets/tutorials/modelview/6_treeview.py | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/examples/widgets/tutorials/modelview/6_treeview.py b/examples/widgets/tutorials/modelview/6_treeview.py new file mode 100644 index 000000000..cac3c6d53 --- /dev/null +++ b/examples/widgets/tutorials/modelview/6_treeview.py @@ -0,0 +1,42 @@ +# Copyright (C) 2022 The Qt Company Ltd. +# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +import sys + +from PySide6.QtGui import QStandardItem, QStandardItemModel +from PySide6.QtWidgets import QApplication, QMainWindow, QTreeView + +"""PySide6 port of the widgets/tutorials/modelview/6_treeview example from Qt v6.x""" + + +#! [1] +class MainWindow(QMainWindow): + def __init__(self, parent=None): + super().__init__(parent) + self._standard_model = QStandardItemModel(self) + self._tree_view = QTreeView(self) + self.setCentralWidget(self._tree_view) + + prepared_row = self.prepare_row("first", "second", "third") + item = self._standard_model.invisibleRootItem() + # adding a row to the invisible root item produces a root element + item.appendRow(prepared_row) + + second_row = self.prepare_row("111", "222", "333") + # adding a row to an item starts a subtree + prepared_row[0].appendRow(second_row) + + self._tree_view.setModel(self._standard_model) + self._tree_view.expandAll() + + def prepare_row(self, first, second, third): + return [QStandardItem(first), QStandardItem(second), + QStandardItem(third)] +#! [1] + + +if __name__ == '__main__': + app = QApplication(sys.argv) + w = MainWindow() + w.show() + sys.exit(app.exec()) |