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Diffstat (limited to 'examples/declarative/extending/chapter5-listproperties/listproperties.py')
-rw-r--r-- | examples/declarative/extending/chapter5-listproperties/listproperties.py | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/examples/declarative/extending/chapter5-listproperties/listproperties.py b/examples/declarative/extending/chapter5-listproperties/listproperties.py new file mode 100644 index 000000000..d6d3a73ee --- /dev/null +++ b/examples/declarative/extending/chapter5-listproperties/listproperties.py @@ -0,0 +1,128 @@ +#!/usr/bin/python + +############################################################################# +## +## Copyright (C) 2016 The Qt Company Ltd. +## Contact: http://www.qt.io/licensing/ +## +## This file is part of the PySide 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." +## +## $QT_END_LICENSE$ +## +############################################################################# + +from __future__ import print_function + +"""PySide2 port of the qml/tutorials/extending-qml/chapter5-listproperties example from Qt v5.x""" + +import sys, os +sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..', '..', 'utils')) +from utils import text_type + +from PySide2.QtCore import Property, QUrl +from PySide2.QtGui import QGuiApplication, QPen, QPainter, QColor +from PySide2.QtQml import qmlRegisterType, ListProperty +from PySide2.QtQuick import QQuickPaintedItem, QQuickView + +class PieSlice (QQuickPaintedItem): + def __init__(self, parent = None): + QQuickPaintedItem.__init__(self, parent) + self._color = QColor() + self._fromAngle = 0 + self._angleSpan = 0 + + def getColor(self): + return self._color + + def setColor(self, value): + self._color = value + + def getFromAngle(self): + return self._angle + + def setFromAngle(self, value): + self._fromAngle = value + + def getAngleSpan(self): + return self._angleSpan + + def setAngleSpan(self, value): + self._angleSpan = value + + color = Property(QColor, getColor, setColor) + fromAngle = Property(int, getFromAngle, setFromAngle) + angleSpan = Property(int, getAngleSpan, setAngleSpan) + + def paint(self, painter): + pen = QPen(self._color, 2) + painter.setPen(pen); + painter.setRenderHints(QPainter.Antialiasing, True); + painter.drawPie(self.boundingRect(), self._fromAngle * 16, self._angleSpan * 16); + +class PieChart (QQuickPaintedItem): + def __init__(self, parent = None): + QQuickPaintedItem.__init__(self, parent) + self._name = u'' + self._slices = [] + + def getName(self): + return self._name + + def setName(self, value): + self._name = value + + name = Property(text_type, getName, setName) + + def appendSlice(self, _slice): + _slice.setParentItem(self) + self._slices.append(_slice) + + slices = ListProperty(PieSlice, appendSlice) + +if __name__ == '__main__': + app = QGuiApplication(sys.argv) + + qmlRegisterType(PieChart, 'Charts', 1, 0, 'PieChart'); + qmlRegisterType(PieSlice, "Charts", 1, 0, "PieSlice"); + + view = QQuickView() + view.setResizeMode(QQuickView.SizeRootObjectToView) + qmlFile = os.path.join(os.path.dirname(__file__), 'app.qml') + view.setSource(QUrl.fromLocalFile(os.path.abspath(qmlFile))) + if view.status() == QQuickView.Error: + sys.exit(-1) + view.show() + res = 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 + sys.exit(res) |