diff options
Diffstat (limited to 'examples/widgets/layouts/flowlayout/flowlayout.py')
| -rw-r--r-- | examples/widgets/layouts/flowlayout/flowlayout.py | 76 |
1 files changed, 18 insertions, 58 deletions
diff --git a/examples/widgets/layouts/flowlayout/flowlayout.py b/examples/widgets/layouts/flowlayout/flowlayout.py index 431515687..3ab4318fa 100644 --- a/examples/widgets/layouts/flowlayout/flowlayout.py +++ b/examples/widgets/layouts/flowlayout/flowlayout.py @@ -1,51 +1,12 @@ +# Copyright (C) 2013 Riverbank Computing Limited. +# Copyright (C) 2022 The Qt Company Ltd. +# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause -############################################################################ -## -## Copyright (C) 2013 Riverbank Computing Limited. -## Copyright (C) 2020 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." -## -## $QT_END_LICENSE$ -## -############################################################################# - -"""PySide6 port of the widgets/layouts/flowlayout example from Qt v5.x""" +"""PySide6 port of the widgets/layouts/flowlayout example from Qt v6.x""" import sys from PySide6.QtCore import Qt, QMargins, QPoint, QRect, QSize -from PySide6.QtWidgets import (QApplication, QLayout, QPushButton, - QSizePolicy, QWidget) +from PySide6.QtWidgets import QApplication, QLayout, QPushButton, QSizePolicy, QWidget class Window(QWidget): @@ -72,9 +33,9 @@ class FlowLayout(QLayout): self._item_list = [] def __del__(self): - item = self.take_at(0) + item = self.takeAt(0) while item: - item = self.take_at(0) + item = self.takeAt(0) def addItem(self, item): self._item_list.append(item) @@ -83,19 +44,19 @@ class FlowLayout(QLayout): return len(self._item_list) def itemAt(self, index): - if index >= 0 and index < len(self._item_list): + if 0 <= index < len(self._item_list): return self._item_list[index] return None def takeAt(self, index): - if index >= 0 and index < len(self._item_list): + if 0 <= index < len(self._item_list): return self._item_list.pop(index) return None def expandingDirections(self): - return Qt.Orientations(Qt.Orientation(0)) + return Qt.Orientation(0) def hasHeightForWidth(self): return True @@ -117,8 +78,7 @@ class FlowLayout(QLayout): for item in self._item_list: size = size.expandedTo(item.minimumSize()) - size += QSize(2 * self.contentsMargins().top(), - 2 * self.contentsMargins().top()) + size += QSize(2 * self.contentsMargins().top(), 2 * self.contentsMargins().top()) return size def _do_layout(self, rect, test_only): @@ -129,12 +89,12 @@ class FlowLayout(QLayout): for item in self._item_list: style = item.widget().style() - layout_spacing_x = style.layoutSpacing(QSizePolicy.PushButton, - QSizePolicy.PushButton, - Qt.Horizontal) - layout_spacing_y = style.layoutSpacing(QSizePolicy.PushButton, - QSizePolicy.PushButton, - Qt.Vertical) + layout_spacing_x = style.layoutSpacing( + QSizePolicy.PushButton, QSizePolicy.PushButton, Qt.Horizontal + ) + layout_spacing_y = style.layoutSpacing( + QSizePolicy.PushButton, QSizePolicy.PushButton, Qt.Vertical + ) space_x = spacing + layout_spacing_x space_y = spacing + layout_spacing_y next_x = x + item.sizeHint().width() + space_x @@ -153,7 +113,7 @@ class FlowLayout(QLayout): return y + line_height - rect.y() -if __name__ == '__main__': +if __name__ == "__main__": app = QApplication(sys.argv) main_win = Window() main_win.show() |