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Diffstat (limited to 'examples/tutorial/t9.py')
| -rw-r--r-- | examples/tutorial/t9.py | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/examples/tutorial/t9.py b/examples/tutorial/t9.py deleted file mode 100644 index ab37f8eb7..000000000 --- a/examples/tutorial/t9.py +++ /dev/null @@ -1,159 +0,0 @@ - -############################################################################# -## -## 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." -## -## $QT_END_LICENSE$ -## -############################################################################# - -# PySide2 tutorial 9 - - -import sys -from PySide2 import QtCore, QtGui, QtWidgets - - -class LCDRange(QtWidgets.QWidget): - valueChanged = QtCore.Signal(int) - def __init__(self, parent=None): - QtWidgets.QWidget.__init__(self, parent) - - lcd = QtWidgets.QLCDNumber(2) - self.slider = QtWidgets.QSlider(QtCore.Qt.Horizontal) - self.slider.setRange(0, 99) - self.slider.setValue(0) - - self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"), - lcd, QtCore.SLOT("display(int)")) - self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"), - self, QtCore.SIGNAL("valueChanged(int)")) - - layout = QtWidgets.QVBoxLayout() - layout.addWidget(lcd) - layout.addWidget(self.slider) - self.setLayout(layout) - - self.setFocusProxy(self.slider) - - def value(self): - return self.slider.value() - - @QtCore.Slot(int) - def setValue(self, value): - self.slider.setValue(value) - - def setRange(self, minValue, maxValue): - if minValue < 0 or maxValue > 99 or minValue > maxValue: - QtCore.qWarning("LCDRange::setRange(%d, %d)\n" - "\tRange must be 0..99\n" - "\tand minValue must not be greater than maxValue" % (minValue, maxValue)) - return - - self.slider.setRange(minValue, maxValue) - - -class CannonField(QtWidgets.QWidget): - angleChanged = QtCore.Signal(int) - def __init__(self, parent=None): - QtWidgets.QWidget.__init__(self, parent) - - self.currentAngle = 45 - self.setPalette(QtGui.QPalette(QtGui.QColor(250, 250, 200))) - self.setAutoFillBackground(True) - - def angle(self): - return self.currentAngle - - @QtCore.Slot(int) - def setAngle(self, angle): - if angle < 5: - angle = 5 - if angle > 70: - angle = 70 - if self.currentAngle == angle: - return - self.currentAngle = angle - self.update() - self.emit(QtCore.SIGNAL("angleChanged(int)"), self.currentAngle) - - def paintEvent(self, event): - painter = QtGui.QPainter(self) - - painter.setPen(QtCore.Qt.NoPen) - painter.setBrush(QtCore.Qt.blue) - - painter.translate(0, self.rect().height()) - painter.drawPie(QtCore.QRect(-35, -35, 70, 70), 0, 90 * 16) - painter.rotate(-self.currentAngle) - painter.drawRect(QtCore.QRect(33, -4, 15, 8)) - - -class MyWidget(QtWidgets.QWidget): - def __init__(self, parent=None): - QtWidgets.QWidget.__init__(self, parent) - - quit = QtWidgets.QPushButton("Quit") - quit.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold)) - - self.connect(quit, QtCore.SIGNAL("clicked()"), - qApp, QtCore.SLOT("quit()")) - - angle = LCDRange() - angle.setRange(5, 70) - - cannonField = CannonField() - - self.connect(angle, QtCore.SIGNAL("valueChanged(int)"), - cannonField.setAngle) - self.connect(cannonField, QtCore.SIGNAL("angleChanged(int)"), - angle.setValue) - - gridLayout = QtWidgets.QGridLayout() - gridLayout.addWidget(quit, 0, 0) - gridLayout.addWidget(angle, 1, 0) - gridLayout.addWidget(cannonField, 1, 1, 2, 1) - gridLayout.setColumnStretch(1, 10) - self.setLayout(gridLayout) - - angle.setValue(60) - angle.setFocus() - - -app = QtWidgets.QApplication(sys.argv) -widget = MyWidget() -widget.setGeometry(100, 100, 500, 355) -widget.show() -sys.exit(app.exec_()) |