diff options
Diffstat (limited to 'examples/widgets/state-machine')
-rw-r--r-- | examples/widgets/state-machine/eventtrans.py | 92 | ||||
-rw-r--r-- | examples/widgets/state-machine/factstates.py | 111 | ||||
-rw-r--r-- | examples/widgets/state-machine/pingpong.py | 96 | ||||
-rw-r--r-- | examples/widgets/state-machine/rogue.py | 202 | ||||
-rw-r--r-- | examples/widgets/state-machine/state-machine.pyproject | 4 | ||||
-rw-r--r-- | examples/widgets/state-machine/trafficlight.py | 139 | ||||
-rw-r--r-- | examples/widgets/state-machine/twowaybutton.py | 70 |
7 files changed, 0 insertions, 714 deletions
diff --git a/examples/widgets/state-machine/eventtrans.py b/examples/widgets/state-machine/eventtrans.py deleted file mode 100644 index 183f1178e..000000000 --- a/examples/widgets/state-machine/eventtrans.py +++ /dev/null @@ -1,92 +0,0 @@ - -############################################################################# -## -## Copyright (C) 2010 velociraptor Genjix <aphidia@hotmail.com> -## 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." -## -## $QT_END_LICENSE$ -## -############################################################################# - -from PySide2.QtWidgets import * -from PySide2.QtCore import * - -class MainWindow(QMainWindow): - def __init__(self): - super(MainWindow, self).__init__() - button = QPushButton(self) - button.setGeometry(QRect(100, 100, 100, 100)) - - machine = QStateMachine(self) - s1 = QState() - s1.assignProperty(button, 'text', 'Outside') - s2 = QState() - s2.assignProperty(button, 'text', 'Inside') - - enterTransition = QEventTransition(button, QEvent.Enter) - enterTransition.setTargetState(s2) - s1.addTransition(enterTransition) - - leaveTransition = QEventTransition(button, QEvent.Leave) - leaveTransition.setTargetState(s1) - s2.addTransition(leaveTransition) - - s3 = QState() - s3.assignProperty(button, 'text', 'Pressing...') - - pressTransition = QEventTransition(button, QEvent.MouseButtonPress) - pressTransition.setTargetState(s3) - s2.addTransition(pressTransition) - - releaseTransition = QEventTransition(button, QEvent.MouseButtonRelease) - releaseTransition.setTargetState(s2) - s3.addTransition(releaseTransition) - - machine.addState(s1) - machine.addState(s2) - machine.addState(s3) - - machine.setInitialState(s1) - machine.start() - - self.setCentralWidget(button) - self.show() - -if __name__ == '__main__': - import sys - - app = QApplication(sys.argv) - mainWin = MainWindow() - sys.exit(app.exec_()) diff --git a/examples/widgets/state-machine/factstates.py b/examples/widgets/state-machine/factstates.py deleted file mode 100644 index bd71b204d..000000000 --- a/examples/widgets/state-machine/factstates.py +++ /dev/null @@ -1,111 +0,0 @@ - -############################################################################# -## -## Copyright (C) 2010 velociraptor Genjix <aphidia@hotmail.com> -## 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." -## -## $QT_END_LICENSE$ -## -############################################################################# - -from PySide2.QtWidgets import * -from PySide2.QtCore import * - -class Factorial(QObject): - xChanged = Signal(int) - def __init__(self): - super(Factorial, self).__init__() - self.xval = -1 - self.facval = 1 - def getX(self): - return self.xval - def setX(self, x): - if self.xval == x: - return - self.xval = x - self.xChanged.emit(x) - x = Property(int, getX, setX) - def getFact(self): - return self.facval - def setFact(self, fac): - self.facval = fac - fac = Property(int, getFact, setFact) - -class FactorialLoopTransition(QSignalTransition): - def __init__(self, fact): - super(FactorialLoopTransition, self).__init__(fact, SIGNAL('xChanged(int)')) - self.fact = fact - def eventTest(self, e): - if not super(FactorialLoopTransition, self).eventTest(e): - return False - return e.arguments()[0] > 1 - def onTransition(self, e): - x = e.arguments()[0] - fac = self.fact.fac - self.fact.fac = x * fac - self.fact.x = x - 1 - -class FactorialDoneTransition(QSignalTransition): - def __init__(self, fact): - super(FactorialDoneTransition, self).__init__(fact, SIGNAL('xChanged(int)')) - self.fact = fact - def eventTest(self, e): - if not super(FactorialDoneTransition, self).eventTest(e): - return False - return e.arguments()[0] <= 1 - def onTransition(self, e): - print(self.fact.fac) - -if __name__ == '__main__': - import sys - app = QCoreApplication(sys.argv) - factorial = Factorial() - machine = QStateMachine() - - compute = QState(machine) - compute.assignProperty(factorial, 'fac', 1) - compute.assignProperty(factorial, 'x', 6) - compute.addTransition(FactorialLoopTransition(factorial)) - - done = QFinalState(machine) - doneTransition = FactorialDoneTransition(factorial) - doneTransition.setTargetState(done) - compute.addTransition(doneTransition) - - machine.setInitialState(compute) - machine.finished.connect(app.quit) - machine.start() - - sys.exit(app.exec_()) diff --git a/examples/widgets/state-machine/pingpong.py b/examples/widgets/state-machine/pingpong.py deleted file mode 100644 index 84c5cab2a..000000000 --- a/examples/widgets/state-machine/pingpong.py +++ /dev/null @@ -1,96 +0,0 @@ - -############################################################################# -## -## Copyright (C) 2010 velociraptor Genjix <aphidia@hotmail.com> -## 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." -## -## $QT_END_LICENSE$ -## -############################################################################# - -from PySide2.QtWidgets import * -from PySide2.QtCore import * - -class PingEvent(QEvent): - def __init__(self): - super(PingEvent, self).__init__(QEvent.Type(QEvent.User+2)) -class PongEvent(QEvent): - def __init__(self): - super(PongEvent, self).__init__(QEvent.Type(QEvent.User+3)) - -class Pinger(QState): - def __init__(self, parent): - super(Pinger, self).__init__(parent) - def onEntry(self, e): - self.p = PingEvent() - self.machine().postEvent(self.p) - print('ping?') - -class PongTransition(QAbstractTransition): - def eventTest(self, e): - return e.type() == QEvent.User+3 - def onTransition(self, e): - self.p = PingEvent() - machine.postDelayedEvent(self.p, 500) - print('ping?') -class PingTransition(QAbstractTransition): - def eventTest(self, e): - return e.type() == QEvent.User+2 - def onTransition(self, e): - self.p = PongEvent() - machine.postDelayedEvent(self.p, 500) - print('pong!') - -if __name__ == '__main__': - import sys - app = QCoreApplication(sys.argv) - - machine = QStateMachine() - group = QState(QState.ParallelStates) - group.setObjectName('group') - - pinger = Pinger(group) - pinger.setObjectName('pinger') - pinger.addTransition(PongTransition()) - - ponger = QState(group) - ponger.setObjectName('ponger') - ponger.addTransition(PingTransition()) - - machine.addState(group) - machine.setInitialState(group) - machine.start() - - sys.exit(app.exec_()) diff --git a/examples/widgets/state-machine/rogue.py b/examples/widgets/state-machine/rogue.py deleted file mode 100644 index 755b847ac..000000000 --- a/examples/widgets/state-machine/rogue.py +++ /dev/null @@ -1,202 +0,0 @@ - -############################################################################# -## -## Copyright (C) 2010 velociraptor Genjix <aphidia@hotmail.com> -## 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." -## -## $QT_END_LICENSE$ -## -############################################################################# - -from PySide2.QtWidgets import * -from PySide2.QtGui import * -from PySide2.QtCore import * - -class MovementTransition(QEventTransition): - def __init__(self, window): - super(MovementTransition, self).__init__(window, QEvent.KeyPress) - self.window = window - def eventTest(self, event): - if event.type() == QEvent.StateMachineWrapped and \ - event.event().type() == QEvent.KeyPress: - key = event.event().key() - return key == Qt.Key_2 or key == Qt.Key_8 or \ - key == Qt.Key_6 or key == Qt.Key_4 - return False - def onTransition(self, event): - key = event.event().key() - if key == Qt.Key_4: - self.window.movePlayer(self.window.Left) - if key == Qt.Key_8: - self.window.movePlayer(self.window.Up) - if key == Qt.Key_6: - self.window.movePlayer(self.window.Right) - if key == Qt.Key_2: - self.window.movePlayer(self.window.Down) - -class Custom(QState): - def __init__(self, parent, mw): - super(Custom, self).__init__(parent) - self.mw = mw - - def onEntry(self, e): - print(self.mw.status) - -class MainWindow(QMainWindow): - def __init__(self): - super(MainWindow, self).__init__() - self.pX = 5 - self.pY = 5 - self.width = 35 - self.height = 20 - self.statusStr = '' - - database = QFontDatabase() - font = QFont() - if 'Monospace' in database.families(): - font = QFont('Monospace', 12) - else: - for family in database.families(): - if database.isFixedPitch(family): - font = QFont(family, 12) - self.setFont(font) - - self.setupMap() - self.buildMachine() - self.show() - def setupMap(self): - self.map = [] - qsrand(QTime(0, 0, 0).secsTo(QTime.currentTime())) - for x in range(self.width): - column = [] - for y in range(self.height): - if x == 0 or x == self.width - 1 or y == 0 or \ - y == self.height - 1 or qrand() % 40 == 0: - column.append('#') - else: - column.append('.') - self.map.append(column) - - def buildMachine(self): - machine = QStateMachine(self) - - inputState = Custom(machine, self) - # this line sets the status - self.status = 'hello!' - # however this line does not - inputState.assignProperty(self, 'status', 'Move the rogue with 2, 4, 6, and 8') - - machine.setInitialState(inputState) - machine.start() - - transition = MovementTransition(self) - inputState.addTransition(transition) - - quitState = QState(machine) - quitState.assignProperty(self, 'status', 'Really quit(y/n)?') - - yesTransition = QKeyEventTransition(self, QEvent.KeyPress, Qt.Key_Y) - self.finalState = QFinalState(machine) - yesTransition.setTargetState(self.finalState) - quitState.addTransition(yesTransition) - - noTransition = QKeyEventTransition(self, QEvent.KeyPress, Qt.Key_N) - noTransition.setTargetState(inputState) - quitState.addTransition(noTransition) - - quitTransition = QKeyEventTransition(self, QEvent.KeyPress, Qt.Key_Q) - quitTransition.setTargetState(quitState) - inputState.addTransition(quitTransition) - - machine.setInitialState(inputState) - machine.finished.connect(qApp.quit) - machine.start() - - def sizeHint(self): - metrics = QFontMetrics(self.font()) - return QSize(metrics.width('X') * self.width, metrics.height() * (self.height + 1)) - def paintEvent(self, event): - metrics = QFontMetrics(self.font()) - painter = QPainter(self) - fontHeight = metrics.height() - fontWidth = metrics.width('X') - - painter.fillRect(self.rect(), Qt.black) - painter.setPen(Qt.white) - - yPos = fontHeight - painter.drawText(QPoint(0, yPos), self.status) - for y in range(self.height): - yPos += fontHeight - xPos = 0 - for x in range(self.width): - if y == self.pY and x == self.pX: - xPos += fontWidth - continue - painter.drawText(QPoint(xPos, yPos), self.map[x][y]) - xPos += fontWidth - painter.drawText(QPoint(self.pX * fontWidth, (self.pY + 2) * fontHeight), '@') - def movePlayer(self, direction): - if direction == self.Left: - if self.map[self.pX - 1][self.pY] != '#': - self.pX -= 1 - elif direction == self.Right: - if self.map[self.pX + 1][self.pY] != '#': - self.pX += 1 - elif direction == self.Up: - if self.map[self.pX][self.pY - 1] != '#': - self.pY -= 1 - elif direction == self.Down: - if self.map[self.pX][self.pY + 1] != '#': - self.pY += 1 - self.repaint() - def getStatus(self): - return self.statusStr - def setStatus(self, status): - self.statusStr = status - self.repaint() - status = Property(str, getStatus, setStatus) - Up = 0 - Down = 1 - Left = 2 - Right = 3 - Width = 35 - Height = 20 - -if __name__ == '__main__': - import sys - app = QApplication(sys.argv) - mainWin = MainWindow() - sys.exit(app.exec_()) diff --git a/examples/widgets/state-machine/state-machine.pyproject b/examples/widgets/state-machine/state-machine.pyproject deleted file mode 100644 index dafb204c8..000000000 --- a/examples/widgets/state-machine/state-machine.pyproject +++ /dev/null @@ -1,4 +0,0 @@ -{ - "files": ["pingpong.py", "trafficlight.py", "twowaybutton.py", - "eventtrans.py", "rogue.py", "factstates.py"] -} diff --git a/examples/widgets/state-machine/trafficlight.py b/examples/widgets/state-machine/trafficlight.py deleted file mode 100644 index 3be9b457f..000000000 --- a/examples/widgets/state-machine/trafficlight.py +++ /dev/null @@ -1,139 +0,0 @@ - -############################################################################# -## -## Copyright (C) 2010 velociraptor Genjix <aphidia@hotmail.com> -## 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." -## -## $QT_END_LICENSE$ -## -############################################################################# - -from PySide2.QtWidgets import * -from PySide2.QtGui import * -from PySide2.QtCore import * - -class LightWidget(QWidget): - def __init__(self, color): - super(LightWidget, self).__init__() - self.color = color - self.onVal = False - def isOn(self): - return self.onVal - def setOn(self, on): - if self.onVal == on: - return - self.onVal = on - self.update() - @Slot() - def turnOff(self): - self.setOn(False) - @Slot() - def turnOn(self): - self.setOn(True) - def paintEvent(self, e): - if not self.onVal: - return - painter = QPainter(self) - painter.setRenderHint(QPainter.Antialiasing) - painter.setBrush(self.color) - painter.drawEllipse(0, 0, self.width(), self.height()) - - on = Property(bool, isOn, setOn) - -class TrafficLightWidget(QWidget): - def __init__(self): - super(TrafficLightWidget, self).__init__() - vbox = QVBoxLayout(self) - self.redLight = LightWidget(Qt.red) - vbox.addWidget(self.redLight) - self.yellowLight = LightWidget(Qt.yellow) - vbox.addWidget(self.yellowLight) - self.greenLight = LightWidget(Qt.green) - vbox.addWidget(self.greenLight) - pal = QPalette() - pal.setColor(QPalette.Background, Qt.black) - self.setPalette(pal) - self.setAutoFillBackground(True) - -def createLightState(light, duration, parent=None): - lightState = QState(parent) - timer = QTimer(lightState) - timer.setInterval(duration) - timer.setSingleShot(True) - timing = QState(lightState) - timing.entered.connect(light.turnOn) - timing.entered.connect(timer.start) - timing.exited.connect(light.turnOff) - done = QFinalState(lightState) - timing.addTransition(timer, SIGNAL('timeout()'), done) - lightState.setInitialState(timing) - return lightState - -class TrafficLight(QWidget): - def __init__(self): - super(TrafficLight, self).__init__() - vbox = QVBoxLayout(self) - widget = TrafficLightWidget() - vbox.addWidget(widget) - vbox.setContentsMargins(0, 0, 0, 0) - - machine = QStateMachine(self) - redGoingYellow = createLightState(widget.redLight, 1000) - redGoingYellow.setObjectName('redGoingYellow') - yellowGoingGreen = createLightState(widget.redLight, 1000) - yellowGoingGreen.setObjectName('redGoingYellow') - redGoingYellow.addTransition(redGoingYellow, SIGNAL('finished()'), yellowGoingGreen) - greenGoingYellow = createLightState(widget.yellowLight, 3000) - greenGoingYellow.setObjectName('redGoingYellow') - yellowGoingGreen.addTransition(yellowGoingGreen, SIGNAL('finished()'), greenGoingYellow) - yellowGoingRed = createLightState(widget.greenLight, 1000) - yellowGoingRed.setObjectName('redGoingYellow') - greenGoingYellow.addTransition(greenGoingYellow, SIGNAL('finished()'), yellowGoingRed) - yellowGoingRed.addTransition(yellowGoingRed, SIGNAL('finished()'), redGoingYellow) - - machine.addState(redGoingYellow) - machine.addState(yellowGoingGreen) - machine.addState(greenGoingYellow) - machine.addState(yellowGoingRed) - machine.setInitialState(redGoingYellow) - machine.start() - -if __name__ == '__main__': - import sys - app = QApplication(sys.argv) - widget = TrafficLight() - widget.resize(110, 300) - widget.show() - sys.exit(app.exec_()) diff --git a/examples/widgets/state-machine/twowaybutton.py b/examples/widgets/state-machine/twowaybutton.py deleted file mode 100644 index 27ed58e4d..000000000 --- a/examples/widgets/state-machine/twowaybutton.py +++ /dev/null @@ -1,70 +0,0 @@ - -############################################################################# -## -## Copyright (C) 2010 velociraptor Genjix <aphidia@hotmail.com> -## 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." -## -## $QT_END_LICENSE$ -## -############################################################################# - -from PySide2.QtWidgets import * -from PySide2.QtCore import * - -if __name__ == '__main__': - import sys - app = QApplication(sys.argv) - button = QPushButton() - machine = QStateMachine() - - off = QState() - off.assignProperty(button, 'text', 'Off') - off.setObjectName('off') - - on = QState() - on.setObjectName('on') - on.assignProperty(button, 'text', 'On') - - off.addTransition(button, SIGNAL('clicked()'), on) - # Let's use the new style signals just for the kicks. - on.addTransition(button.clicked, off) - - machine.addState(off) - machine.addState(on) - machine.setInitialState(off) - machine.start() - button.resize(100, 50) - button.show() - sys.exit(app.exec_()) |