1 2############################################################################# 3## 4## Copyright (C) 2013 Riverbank Computing Limited. 5## Copyright (C) 2016 The Qt Company Ltd. 6## Contact: http://www.qt.io/licensing/ 7## 8## This file is part of the Qt for Python examples of the Qt Toolkit. 9## 10## $QT_BEGIN_LICENSE:BSD$ 11## You may use this file under the terms of the BSD license as follows: 12## 13## "Redistribution and use in source and binary forms, with or without 14## modification, are permitted provided that the following conditions are 15## met: 16## * Redistributions of source code must retain the above copyright 17## notice, this list of conditions and the following disclaimer. 18## * Redistributions in binary form must reproduce the above copyright 19## notice, this list of conditions and the following disclaimer in 20## the documentation and/or other materials provided with the 21## distribution. 22## * Neither the name of The Qt Company Ltd nor the names of its 23## contributors may be used to endorse or promote products derived 24## from this software without specific prior written permission. 25## 26## 27## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 28## "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 29## LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 30## A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 31## OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 32## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 33## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 34## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 35## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 36## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 37## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." 38## 39## $QT_END_LICENSE$ 40## 41############################################################################# 42 43"""PySide2 port of the widgets/dialogs/extension example from Qt v5.x""" 44 45from PySide2 import QtCore, QtWidgets 46 47 48class FindDialog(QtWidgets.QDialog): 49 def __init__(self, parent=None): 50 super(FindDialog, self).__init__(parent) 51 52 label = QtWidgets.QLabel("Find &what:") 53 lineEdit = QtWidgets.QLineEdit() 54 label.setBuddy(lineEdit) 55 56 caseCheckBox = QtWidgets.QCheckBox("Match &case") 57 fromStartCheckBox = QtWidgets.QCheckBox("Search from &start") 58 fromStartCheckBox.setChecked(True) 59 60 findButton = QtWidgets.QPushButton("&Find") 61 findButton.setDefault(True) 62 63 moreButton = QtWidgets.QPushButton("&More") 64 moreButton.setCheckable(True) 65 moreButton.setAutoDefault(False) 66 67 buttonBox = QtWidgets.QDialogButtonBox(QtCore.Qt.Vertical) 68 buttonBox.addButton(findButton, QtWidgets.QDialogButtonBox.ActionRole) 69 buttonBox.addButton(moreButton, QtWidgets.QDialogButtonBox.ActionRole) 70 71 extension = QtWidgets.QWidget() 72 73 wholeWordsCheckBox = QtWidgets.QCheckBox("&Whole words") 74 backwardCheckBox = QtWidgets.QCheckBox("Search &backward") 75 searchSelectionCheckBox = QtWidgets.QCheckBox("Search se&lection") 76 77 moreButton.toggled.connect(extension.setVisible) 78 79 extensionLayout = QtWidgets.QVBoxLayout() 80 extensionLayout.setContentsMargins(0, 0, 0, 0) 81 extensionLayout.addWidget(wholeWordsCheckBox) 82 extensionLayout.addWidget(backwardCheckBox) 83 extensionLayout.addWidget(searchSelectionCheckBox) 84 extension.setLayout(extensionLayout) 85 86 topLeftLayout = QtWidgets.QHBoxLayout() 87 topLeftLayout.addWidget(label) 88 topLeftLayout.addWidget(lineEdit) 89 90 leftLayout = QtWidgets.QVBoxLayout() 91 leftLayout.addLayout(topLeftLayout) 92 leftLayout.addWidget(caseCheckBox) 93 leftLayout.addWidget(fromStartCheckBox) 94 leftLayout.addStretch(1) 95 96 mainLayout = QtWidgets.QGridLayout() 97 mainLayout.setSizeConstraint(QtWidgets.QLayout.SetFixedSize) 98 mainLayout.addLayout(leftLayout, 0, 0) 99 mainLayout.addWidget(buttonBox, 0, 1) 100 mainLayout.addWidget(extension, 1, 0, 1, 2) 101 self.setLayout(mainLayout) 102 103 self.setWindowTitle("Extension") 104 extension.hide() 105 106 107if __name__ == '__main__': 108 109 import sys 110 111 app = QtWidgets.QApplication(sys.argv) 112 dialog = FindDialog() 113 sys.exit(dialog.exec_()) 114