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Diffstat (limited to 'examples/widgets/tutorials/modelview/2_formatting.py')
| -rw-r--r-- | examples/widgets/tutorials/modelview/2_formatting.py | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/examples/widgets/tutorials/modelview/2_formatting.py b/examples/widgets/tutorials/modelview/2_formatting.py new file mode 100644 index 000000000..ac6c7e5dd --- /dev/null +++ b/examples/widgets/tutorials/modelview/2_formatting.py @@ -0,0 +1,100 @@ +############################################################################# +## +## Copyright (C) 2022 The Qt Company Ltd. +## Contact: https://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." +## +## $QT_END_LICENSE$ +## +############################################################################# + +import sys + +from PySide6.QtCore import QAbstractTableModel, Qt +from PySide6.QtGui import QBrush, QFont +from PySide6.QtWidgets import QApplication, QTableView + +"""PySide6 port of the widgets/tutorials/modelview/2_formatting example from Qt v6.x""" + + +class MyModel(QAbstractTableModel): + def __init__(self, parent=None): + super().__init__(parent) + + def rowCount(self, parent=None): + return 2 + + def columnCount(self, parent=None): + return 3 + + def data(self, index, role=Qt.DisplayRole): + row = index.row() + col = index.column() + # generate a log message when this method gets called + print(f"row {row}, col{col}, role {role}") + + if role == Qt.DisplayRole: + if row == 0 and col == 1: + return "<--left" + if row == 1 and col == 1: + return "right-->" + return f"Row{row}, Column{col+1}" + + elif role == Qt.FontRole: + if row == 0 and col == 0: # change font only for cell(0,0) + bold_font = QFont() + bold_font.setBold(True) + return bold_font + + elif role == Qt.BackgroundRole: + if row == 1 and col == 2: # change background only for cell(1,2) + return QBrush(Qt.red) + + elif role == Qt.TextAlignmentRole: + if row == 1 and col == 1: # change text alignment only for cell(1,1) + return Qt.AlignRight | Qt.AlignVCenter + + elif role == Qt.CheckStateRole: + if row == 1 and col == 0: # add a checkbox to cell(1,0) + return Qt.Checked + + return None + + +if __name__ == '__main__': + app = QApplication(sys.argv) + table_view = QTableView() + my_model = MyModel() + table_view.setModel(my_model) + table_view.show() + sys.exit(app.exec()) |