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+#############################################################################
+##
+## Copyright (C) 2018 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 sys
+from os.path import abspath, dirname, join
+
+from PySide2.QtCore import QObject, Slot
+from PySide2.QtGui import QGuiApplication
+from PySide2.QtQml import QQmlApplicationEngine
+
+
+class Bridge(QObject):
+
+ @Slot(str, result=str)
+ def getColor(self, s):
+ if s.lower() == "red":
+ return "#ef9a9a"
+ elif s.lower() == "green":
+ return "#a5d6a7"
+ elif s.lower() == "blue":
+ return "#90caf9"
+ else:
+ return "white"
+
+ @Slot(float, result=int)
+ def getSize(self, s):
+ size = int(s * 34)
+ if size <= 0:
+ return 1
+ else:
+ return size
+
+ @Slot(str, result=bool)
+ def getItalic(self, s):
+ if s.lower() == "italic":
+ return True
+ else:
+ return False
+
+ @Slot(str, result=bool)
+ def getBold(self, s):
+ if s.lower() == "bold":
+ return True
+ else:
+ return False
+
+ @Slot(str, result=bool)
+ def getUnderline(self, s):
+ if s.lower() == "underline":
+ return True
+ else:
+ return False
+
+
+if __name__ == '__main__':
+ sys.argv += ['--style', 'material']
+ app = QGuiApplication(sys.argv)
+ engine = QQmlApplicationEngine()
+
+ # Instance of the Python object
+ bridge = Bridge()
+
+ # Expose the Python object to QML
+ context = engine.rootContext()
+ context.setContextProperty("con", bridge)
+
+ # Get the path of the current directory, and then add the name
+ # of the QML file, to load it.
+ qmlFile = join(dirname(__file__), 'view.qml')
+ engine.load(abspath(qmlFile))
+
+ if not engine.rootObjects():
+ sys.exit(-1)
+
+ sys.exit(app.exec_())