############################################################################ ## ## 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." ## ## $QT_END_LICENSE$ ## ############################################################################ from __future__ import print_function """An example showcasing how to use bindings for a custom non-Qt C++ library""" from Universe import Icecream, Truck class VanillaChocolateIcecream(Icecream): def __init__(self, flavor=""): super(VanillaChocolateIcecream, self).__init__(flavor) def clone(self): return VanillaChocolateIcecream(self.getFlavor()) def getFlavor(self): return "vanilla sprinked with chocolate" class VanillaChocolateCherryIcecream(VanillaChocolateIcecream): def __init__(self, flavor=""): super(VanillaChocolateIcecream, self).__init__(flavor) def clone(self): return VanillaChocolateCherryIcecream(self.getFlavor()) def getFlavor(self): base_flavor = super(VanillaChocolateCherryIcecream, self).getFlavor() return base_flavor + " and a cherry" if __name__ == '__main__': leave_on_destruction = True truck = Truck(leave_on_destruction) flavors = ["vanilla", "chocolate", "strawberry"] for f in flavors: icecream = Icecream(f) truck.addIcecreamFlavor(icecream) truck.addIcecreamFlavor(VanillaChocolateIcecream()) truck.addIcecreamFlavor(VanillaChocolateCherryIcecream()) truck.arrive() truck.printAvailableFlavors() result = truck.deliver() if result: print("All the kids got some icecream!") else: print("Aww, someone didn't get the flavor they wanted...") if not result: special_truck = Truck(truck) del truck print("") special_truck.setArrivalMessage("A new SPECIAL icecream truck has arrived!\n") special_truck.arrive() special_truck.addIcecreamFlavor(Icecream("SPECIAL *magical* icecream")) special_truck.printAvailableFlavors() special_truck.deliver() print("Now everyone got the flavor they wanted!") special_truck.leave()