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Diffstat (limited to 'examples/declarative/usingmodel/usingmodel.py')
-rw-r--r-- | examples/declarative/usingmodel/usingmodel.py | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/examples/declarative/usingmodel/usingmodel.py b/examples/declarative/usingmodel/usingmodel.py new file mode 100644 index 000000000..a32945a25 --- /dev/null +++ b/examples/declarative/usingmodel/usingmodel.py @@ -0,0 +1,98 @@ + +############################################################################# +## +## Copyright (C) 2016 The Qt Company Ltd. +## Contact: http://www.qt.io/licensing/ +## +## This file is part of the Qt for Python examples of the Qt Toolkit. +## +## $QT_BEGIN_LICENSE:BSD$ +## You may use this file under the terms of the BSD license as follows: +## +## "Redistribution and use in source and binary forms, with or without +## modification, are permitted provided that the following conditions are +## met: +## * Redistributions of source code must retain the above copyright +## notice, this list of conditions and the following disclaimer. +## * Redistributions in binary form must reproduce the above copyright +## notice, this list of conditions and the following disclaimer in +## the documentation and/or other materials provided with the +## distribution. +## * Neither the name of The Qt Company Ltd nor the names of its +## contributors may be used to endorse or promote products derived +## from this software without specific prior written permission. +## +## +## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +## "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +## LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +## A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +## OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +## +## $QT_END_LICENSE$ +## +############################################################################# + +import os +import sys +from PySide6.QtCore import QAbstractListModel, Qt, QUrl, QByteArray +from PySide6.QtGui import QGuiApplication +from PySide6.QtQuick import QQuickView + +class PersonModel (QAbstractListModel): + MyRole = Qt.UserRole + 1 + + def __init__(self, parent = None): + QAbstractListModel.__init__(self, parent) + self._data = [] + + def roleNames(self): + roles = { + PersonModel.MyRole : QByteArray(b'modelData'), + Qt.DisplayRole : QByteArray(b'display') + } + return roles + + def rowCount(self, index): + return len(self._data) + + def data(self, index, role): + d = self._data[index.row()] + + if role == Qt.DisplayRole: + return d['name'] + elif role == Qt.DecorationRole: + return Qt.black + elif role == PersonModel.MyRole: + return d['myrole'] + return None + + def populate(self): + self._data.append({'name':'Qt', 'myrole':'role1'}) + self._data.append({'name':'PySide', 'myrole':'role2'}) + +if __name__ == '__main__': + app = QGuiApplication(sys.argv) + view = QQuickView() + view.setResizeMode(QQuickView.SizeRootObjectToView) + + myModel = PersonModel() + myModel.populate() + + view.rootContext().setContextProperty("myModel", myModel) + qmlFile = os.path.join(os.path.dirname(__file__), 'view.qml') + view.setSource(QUrl.fromLocalFile(os.path.abspath(qmlFile))) + if view.status() == QQuickView.Error: + sys.exit(-1) + view.show() + + app.exec_() + # Deleting the view before it goes out of scope is required to make sure all child QML instances + # are destroyed in the correct order. + del view |