QListView如何设置字体删除线
QListView how to set font strike out
无法在单独的单元格中划掉文本。原来只适用于所有人。尝试改变模型方法。也适用于所有人。我在网上找了一个例子，但是没有用。底线是供用户 select 一个单元格，单击按钮，单元格中的文本变为已签出。
我的代码
import sys
from PySide2.QtCore import *
from PySide2.QtGui import *
from PySide2.QtWidgets import *
STRIKE_ROLE = Qt.UserRole + 1
import pandas as pd
class StrikeDelegate(QStyledItemDelegate):
def initStyleOption(self, option, index):
super().initStyleOption(option, index)
font = QFont(option.font)
font.setStrikeOut(index.data(STRIKE_ROLE))
option.font = font
class MyDelegate(QItemDelegate):
def setEditorData(self, editor, index):
text = index.data(Qt.EditRole) or index.data(Qt.DisplayRole)
editor.setText(text)
# def initStyleOption(self,option,index):
#
# QtWidgets.QStyledItemDelegate.initStyleOption(option,index)
# option.font().setStrikeOut(True)
class TableModel(QAbstractTableModel):
def __init__(self, data):
super(TableModel, self).__init__()
self._data = data
def setData(self, index, value, role):
self._data.iloc[index.row(), index.column()] = value
self.dataChanged.emit(index, index)
return True
def flags(self, index):
return Qt.ItemIsEnabled | Qt.ItemIsEditable |Qt.ItemIsSelectable | Qt.ItemIsDragEnabled | Qt.ItemIsDropEnabled
def data(self, index, role):
if role == Qt.DisplayRole:
value = self._data.iloc[index.row(), index.column()]
return str(value)
def rename_column(self, index, new_name):
self._data.rename(index={self._data.index[index]: new_name}, inplace=True)
return True
def rowCount(self, index):
return self._data.shape[0]
def columnCount(self, index):
return self._data.shape[1]
def headerData(self, section, orientation, role):
# section is the index of the column/row.
if role == Qt.DisplayRole:
if orientation == Qt.Horizontal:
return str(self._data.columns[section])
if orientation == Qt.Vertical:
return str(self._data.index[section])
def add_empty_row(self):
self.beginResetModel()
try:
self._data = self._data.append(
pd.DataFrame(columns=self._data.columns, data=([[0] * len(self._data.columns)]),
index=['Пусто']))
except IndexError:
self._data = self._data.append(
pd.DataFrame(columns=self._data.columns, data=([[None] * len(self._data.columns)]),
index=[0]))
self.layoutChanged.emit()
self.endResetModel()
# self.inp_.add_delete_row.emit(self.createIndex(self._data.index[-1], 0), 'add_empty_row')
def delete_row(self, index):
self._data.drop(self._data.index[index.row()], inplace=True)
# self._data.reset_index(inplace=True, drop=True)
self.layoutChanged.emit()
class TaskModel(TableModel):
def add_empty_row(self):
self.beginResetModel()
try:
self._data = self._data.append(
pd.DataFrame(columns=self._data.columns, data=([['Новая задача'] * len(self._data.columns)]),
index=[self._data.index[-1] + 1]))
except IndexError:
self._data = self._data.append(
pd.DataFrame(columns=self._data.columns, data=([[None] * len(self._data.columns)]),
index=[0]))
self.layoutChanged.emit()
self.endResetModel()
def data(self, index, role):
value = self._data.iloc[index.row(), index.column()]
if role == Qt.DisplayRole:
return str(value)
if role == STRIKE_ROLE:
font=QFont('Calibri',13)
return font
def setData(self, index, value, role):
self._data.iloc[index.row(), index.column()] = value
self.dataChanged.emit(index, index)
return True
class Ui_Form(object):
def setupUi(self, Form):
if not Form.objectName():
Form.setObjectName(u"Form")
Form.resize(586, 683)
self.Form=Form
self.horizontalLayout_2 = QHBoxLayout(Form)
self.horizontalLayout_2.setObjectName(u"horizontalLayout_2")
self.dock_task_calendar = QDockWidget(Form)
self.dock_task_calendar.setObjectName(u"dock_task_calendar")
self.dock_task_calendar.setFeatures(QDockWidget.DockWidgetClosable|QDockWidget.DockWidgetMovable)
self.dockWidgetContents_task = QWidget()
self.dockWidgetContents_task.setObjectName(u"dockWidgetContents_task")
self.verticalLayout_3 = QVBoxLayout(self.dockWidgetContents_task)
self.verticalLayout_3.setObjectName(u"verticalLayout_3")
self.scrollArea_task = QScrollArea(self.dockWidgetContents_task)
self.scrollArea_task.setObjectName(u"scrollArea_task")
self.scrollArea_task.setWidgetResizable(True)
self.scrollAreaWidgetContents_task_2 = QWidget()
self.scrollAreaWidgetContents_task_2.setObjectName(u"scrollAreaWidgetContents_task_2")
self.scrollAreaWidgetContents_task_2.setGeometry(QRect(0, 0, 548, 623))
self.horizontalLayout = QHBoxLayout(self.scrollAreaWidgetContents_task_2)
self.horizontalLayout.setObjectName(u"horizontalLayout")
self.gridLayout = QGridLayout()
self.gridLayout.setObjectName(u"gridLayout")
self.verticalLayout_2 = QVBoxLayout()
self.verticalLayout_2.setObjectName(u"verticalLayout_2")
self.gridLayout.addLayout(self.verticalLayout_2, 4, 0, 1, 1)
self.tasklistView = QListView(self.scrollAreaWidgetContents_task_2)
self.tasklistView.setObjectName(u"tasklistView")
self.tasklistView.setDragEnabled(True)
self.tasklistView.setDragDropOverwriteMode(True)
self.tasklistView.setWordWrap(True)
self.tasklistView.setItemAlignment(Qt.AlignLeading)
self.gridLayout.addWidget(self.tasklistView, 4, 1, 1, 1)
self.model=TaskModel(pd.DataFrame([],columns=['a']))
self.delegater=MyDelegate()
self.tasklistView.setModel(self.model)
self.tasklistView.setItemDelegate(self.delegater)
self.label_task = QLabel(self.scrollAreaWidgetContents_task_2)
self.label_task.setObjectName(u"label_task")
sizePolicy = QSizePolicy(QSizePolicy.Preferred, QSizePolicy.Fixed)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(self.label_task.sizePolicy().hasHeightForWidth())
self.label_task.setSizePolicy(sizePolicy)
self.label_task.setMaximumSize(QSize(16777215, 20))
self.label_task.setAlignment(Qt.AlignCenter)
self.gridLayout.addWidget(self.label_task, 2, 1, 1, 1)
self.calendar = QCalendarWidget(self.scrollAreaWidgetContents_task_2)
self.calendar.setObjectName(u"calendar")
sizePolicy1 = QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
sizePolicy1.setHorizontalStretch(0)
sizePolicy1.setVerticalStretch(0)
sizePolicy1.setHeightForWidth(self.calendar.sizePolicy().hasHeightForWidth())
self.calendar.setSizePolicy(sizePolicy1)
self.calendar.setMaximumSize(QSize(16777215, 400))
self.gridLayout.addWidget(self.calendar, 1, 1, 1, 1)
self.verticalLayout = QVBoxLayout()
self.verticalLayout.setObjectName(u"verticalLayout")
self.add_task = QPushButton(self.scrollAreaWidgetContents_task_2)
self.add_task.setObjectName(u"add_task")
sizePolicy2 = QSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
sizePolicy2.setHorizontalStretch(0)
sizePolicy2.setVerticalStretch(0)
sizePolicy2.setHeightForWidth(self.add_task.sizePolicy().hasHeightForWidth())
self.add_task.setSizePolicy(sizePolicy2)
self.add_task.setMaximumSize(QSize(40, 40))
self.verticalLayout.addWidget(self.add_task)
self.del_task = QPushButton(self.scrollAreaWidgetContents_task_2)
self.del_task.setObjectName(u"del_task")
self.del_task.setMaximumSize(QSize(40, 40))
self.verticalLayout.addWidget(self.del_task)
self.check_task = QPushButton(self.scrollAreaWidgetContents_task_2)
self.check_task.setObjectName(u"check_task")
self.check_task.setMaximumSize(QSize(40, 40))
self.verticalLayout.addWidget(self.check_task)
self.verticalSpacer = QSpacerItem(20, 40, QSizePolicy.Minimum, QSizePolicy.Expanding)
self.verticalLayout.addItem(self.verticalSpacer)
self.gridLayout.addLayout(self.verticalLayout, 4, 2, 1, 1)
self.horizontalLayout.addLayout(self.gridLayout)
self.scrollArea_task.setWidget(self.scrollAreaWidgetContents_task_2)
self.verticalLayout_3.addWidget(self.scrollArea_task)
self.dock_task_calendar.setWidget(self.dockWidgetContents_task)
self.horizontalLayout_2.addWidget(self.dock_task_calendar)
self.add_task.pressed.connect(self.model.add_empty_row)
self.retranslateUi(Form)
self.Form.show()
# setupUi
def retranslateUi(self, Form):
Form.setWindowTitle(QCoreApplication.translate("Form", u"Form", None))
self.dock_task_calendar.setWindowTitle("")
self.label_task.setText(QCoreApplication.translate("Form", u"C\u043f\u0438\u0441\u043e\u043a \u0434\u0435\u043b/\u0437\u0430\u0434\u0430\u0447", None))
self.add_task.setText(QCoreApplication.translate("Form", u"PushButton", None))
self.del_task.setText(QCoreApplication.translate("Form", u"PushButton", None))
self.check_task.setText(QCoreApplication.translate("Form", u"PushButton", None))
# retranslateUi
if __name__ == '__main__':
app = QApplication(sys.argv)
translator = QTranslator()
if len(sys.argv) > 1:
locale = sys.argv[1]
else:
locale = QLocale.system().name()
translator.load('qt_%s' % locale,
QLibraryInfo.location(QLibraryInfo.TranslationsPath))
app.installTranslator(translator)
form=Ui_Form()
form.setupUi(QWidget())
app.exec_()
由于 OP 没有提供 MRE，所以我的解决方案将只限制一般逻辑，即：
- 如果应用罢工，则为存储布尔值（或任何其他变量）的每个项目创建一个新角色。
- 使用委托在字体中设置删除线。
- 使用点击信号更改所选行的角色罢工中存储的值。
from functools import cached_property
from PyQt5 import QtCore, QtGui, QtWidgets
STRIKE_ROLE = QtCore.Qt.UserRole + 1
class StrikeDelegate(QtWidgets.QStyledItemDelegate):
def initStyleOption(self, option, index):
super().initStyleOption(option, index)
font = QtGui.QFont(option.font)
font.setStrikeOut(index.data(STRIKE_ROLE))
option.font = font
def createEditor(self, parent, option, index):
editor = super().createEditor(parent, option, index)
font = QtGui.QFont(editor.font())
font.setStrikeOut(index.data(STRIKE_ROLE))
editor.setFont(font)
return editor
class MainWindow(QtWidgets.QMainWindow):
def __init__(self, parent=None):
super().__init__(parent)
central_widget = QtWidgets.QWidget()
self.setCentralWidget(central_widget)
hlay = QtWidgets.QHBoxLayout(central_widget)
vlay = QtWidgets.QVBoxLayout()
vlay.addWidget(self.add_button)
vlay.addWidget(self.remove_button)
vlay.addWidget(self.strike_button)
vlay.addStretch()
hlay.addWidget(self.view)
hlay.addLayout(vlay)
self.add_button.clicked.connect(self.add)
self.remove_button.clicked.connect(self.remove)
self.strike_button.clicked.connect(self.strike)
@cached_property
def model(self):
return QtGui.QStandardItemModel()
@cached_property
def view(self):
view = QtWidgets.QListView()
delegate = StrikeDelegate()
view.setItemDelegate(delegate)
view.setModel(self.model)
return view
@cached_property
def add_button(self):
return QtWidgets.QPushButton("Add")
@cached_property
def remove_button(self):
return QtWidgets.QPushButton("Remove")
@cached_property
def strike_button(self):
return QtWidgets.QPushButton("Strike")
def add(self):
text, ok = QtWidgets.QInputDialog.getText(self, "Title", "Text:")
if not ok:
return
item = QtGui.QStandardItem(text)
item.setData(True, STRIKE_ROLE)
self.model.appendRow(item)
def remove(self):
rows = [index.row() for index in self.view.selectedIndexes()]
for row in sorted(rows, reverse=True):
self.model.takeRow(row)
def strike(self):
for index in self.view.selectedIndexes():
strike = self.model.data(index, STRIKE_ROLE)
self.model.setData(index, not strike, STRIKE_ROLE)
def main():
import sys
app = QtWidgets.QApplication(sys.argv)
w = MainWindow()
w.resize(640, 480)
w.show()
sys.exit(app.exec_())
if __name__ == "__main__":
main()
无法在单独的单元格中划掉文本。原来只适用于所有人。尝试改变模型方法。也适用于所有人。我在网上找了一个例子，但是没有用。底线是供用户 select 一个单元格，单击按钮，单元格中的文本变为已签出。
我的代码
import sys
from PySide2.QtCore import *
from PySide2.QtGui import *
from PySide2.QtWidgets import *
STRIKE_ROLE = Qt.UserRole + 1
import pandas as pd
class StrikeDelegate(QStyledItemDelegate):
def initStyleOption(self, option, index):
super().initStyleOption(option, index)
font = QFont(option.font)
font.setStrikeOut(index.data(STRIKE_ROLE))
option.font = font
class MyDelegate(QItemDelegate):
def setEditorData(self, editor, index):
text = index.data(Qt.EditRole) or index.data(Qt.DisplayRole)
editor.setText(text)
# def initStyleOption(self,option,index):
#
# QtWidgets.QStyledItemDelegate.initStyleOption(option,index)
# option.font().setStrikeOut(True)
class TableModel(QAbstractTableModel):
def __init__(self, data):
super(TableModel, self).__init__()
self._data = data
def setData(self, index, value, role):
self._data.iloc[index.row(), index.column()] = value
self.dataChanged.emit(index, index)
return True
def flags(self, index):
return Qt.ItemIsEnabled | Qt.ItemIsEditable |Qt.ItemIsSelectable | Qt.ItemIsDragEnabled | Qt.ItemIsDropEnabled
def data(self, index, role):
if role == Qt.DisplayRole:
value = self._data.iloc[index.row(), index.column()]
return str(value)
def rename_column(self, index, new_name):
self._data.rename(index={self._data.index[index]: new_name}, inplace=True)
return True
def rowCount(self, index):
return self._data.shape[0]
def columnCount(self, index):
return self._data.shape[1]
def headerData(self, section, orientation, role):
# section is the index of the column/row.
if role == Qt.DisplayRole:
if orientation == Qt.Horizontal:
return str(self._data.columns[section])
if orientation == Qt.Vertical:
return str(self._data.index[section])
def add_empty_row(self):
self.beginResetModel()
try:
self._data = self._data.append(
pd.DataFrame(columns=self._data.columns, data=([[0] * len(self._data.columns)]),
index=['Пусто']))
except IndexError:
self._data = self._data.append(
pd.DataFrame(columns=self._data.columns, data=([[None] * len(self._data.columns)]),
index=[0]))
self.layoutChanged.emit()
self.endResetModel()
# self.inp_.add_delete_row.emit(self.createIndex(self._data.index[-1], 0), 'add_empty_row')
def delete_row(self, index):
self._data.drop(self._data.index[index.row()], inplace=True)
# self._data.reset_index(inplace=True, drop=True)
self.layoutChanged.emit()
class TaskModel(TableModel):
def add_empty_row(self):
self.beginResetModel()
try:
self._data = self._data.append(
pd.DataFrame(columns=self._data.columns, data=([['Новая задача'] * len(self._data.columns)]),
index=[self._data.index[-1] + 1]))
except IndexError:
self._data = self._data.append(
pd.DataFrame(columns=self._data.columns, data=([[None] * len(self._data.columns)]),
index=[0]))
self.layoutChanged.emit()
self.endResetModel()
def data(self, index, role):
value = self._data.iloc[index.row(), index.column()]
if role == Qt.DisplayRole:
return str(value)
if role == STRIKE_ROLE:
font=QFont('Calibri',13)
return font
def setData(self, index, value, role):
self._data.iloc[index.row(), index.column()] = value
self.dataChanged.emit(index, index)
return True
class Ui_Form(object):
def setupUi(self, Form):
if not Form.objectName():
Form.setObjectName(u"Form")
Form.resize(586, 683)
self.Form=Form
self.horizontalLayout_2 = QHBoxLayout(Form)
self.horizontalLayout_2.setObjectName(u"horizontalLayout_2")
self.dock_task_calendar = QDockWidget(Form)
self.dock_task_calendar.setObjectName(u"dock_task_calendar")
self.dock_task_calendar.setFeatures(QDockWidget.DockWidgetClosable|QDockWidget.DockWidgetMovable)
self.dockWidgetContents_task = QWidget()
self.dockWidgetContents_task.setObjectName(u"dockWidgetContents_task")
self.verticalLayout_3 = QVBoxLayout(self.dockWidgetContents_task)
self.verticalLayout_3.setObjectName(u"verticalLayout_3")
self.scrollArea_task = QScrollArea(self.dockWidgetContents_task)
self.scrollArea_task.setObjectName(u"scrollArea_task")
self.scrollArea_task.setWidgetResizable(True)
self.scrollAreaWidgetContents_task_2 = QWidget()
self.scrollAreaWidgetContents_task_2.setObjectName(u"scrollAreaWidgetContents_task_2")
self.scrollAreaWidgetContents_task_2.setGeometry(QRect(0, 0, 548, 623))
self.horizontalLayout = QHBoxLayout(self.scrollAreaWidgetContents_task_2)
self.horizontalLayout.setObjectName(u"horizontalLayout")
self.gridLayout = QGridLayout()
self.gridLayout.setObjectName(u"gridLayout")
self.verticalLayout_2 = QVBoxLayout()
self.verticalLayout_2.setObjectName(u"verticalLayout_2")
self.gridLayout.addLayout(self.verticalLayout_2, 4, 0, 1, 1)
self.tasklistView = QListView(self.scrollAreaWidgetContents_task_2)
self.tasklistView.setObjectName(u"tasklistView")
self.tasklistView.setDragEnabled(True)
self.tasklistView.setDragDropOverwriteMode(True)
self.tasklistView.setWordWrap(True)
self.tasklistView.setItemAlignment(Qt.AlignLeading)
self.gridLayout.addWidget(self.tasklistView, 4, 1, 1, 1)
self.model=TaskModel(pd.DataFrame([],columns=['a']))
self.delegater=MyDelegate()
self.tasklistView.setModel(self.model)
self.tasklistView.setItemDelegate(self.delegater)
self.label_task = QLabel(self.scrollAreaWidgetContents_task_2)
self.label_task.setObjectName(u"label_task")
sizePolicy = QSizePolicy(QSizePolicy.Preferred, QSizePolicy.Fixed)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(self.label_task.sizePolicy().hasHeightForWidth())
self.label_task.setSizePolicy(sizePolicy)
self.label_task.setMaximumSize(QSize(16777215, 20))
self.label_task.setAlignment(Qt.AlignCenter)
self.gridLayout.addWidget(self.label_task, 2, 1, 1, 1)
self.calendar = QCalendarWidget(self.scrollAreaWidgetContents_task_2)
self.calendar.setObjectName(u"calendar")
sizePolicy1 = QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
sizePolicy1.setHorizontalStretch(0)
sizePolicy1.setVerticalStretch(0)
sizePolicy1.setHeightForWidth(self.calendar.sizePolicy().hasHeightForWidth())
self.calendar.setSizePolicy(sizePolicy1)
self.calendar.setMaximumSize(QSize(16777215, 400))
self.gridLayout.addWidget(self.calendar, 1, 1, 1, 1)
self.verticalLayout = QVBoxLayout()
self.verticalLayout.setObjectName(u"verticalLayout")
self.add_task = QPushButton(self.scrollAreaWidgetContents_task_2)
self.add_task.setObjectName(u"add_task")
sizePolicy2 = QSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
sizePolicy2.setHorizontalStretch(0)
sizePolicy2.setVerticalStretch(0)
sizePolicy2.setHeightForWidth(self.add_task.sizePolicy().hasHeightForWidth())
self.add_task.setSizePolicy(sizePolicy2)
self.add_task.setMaximumSize(QSize(40, 40))
self.verticalLayout.addWidget(self.add_task)
self.del_task = QPushButton(self.scrollAreaWidgetContents_task_2)
self.del_task.setObjectName(u"del_task")
self.del_task.setMaximumSize(QSize(40, 40))
self.verticalLayout.addWidget(self.del_task)
self.check_task = QPushButton(self.scrollAreaWidgetContents_task_2)
self.check_task.setObjectName(u"check_task")
self.check_task.setMaximumSize(QSize(40, 40))
self.verticalLayout.addWidget(self.check_task)
self.verticalSpacer = QSpacerItem(20, 40, QSizePolicy.Minimum, QSizePolicy.Expanding)
self.verticalLayout.addItem(self.verticalSpacer)
self.gridLayout.addLayout(self.verticalLayout, 4, 2, 1, 1)
self.horizontalLayout.addLayout(self.gridLayout)
self.scrollArea_task.setWidget(self.scrollAreaWidgetContents_task_2)
self.verticalLayout_3.addWidget(self.scrollArea_task)
self.dock_task_calendar.setWidget(self.dockWidgetContents_task)
self.horizontalLayout_2.addWidget(self.dock_task_calendar)
self.add_task.pressed.connect(self.model.add_empty_row)
self.retranslateUi(Form)
self.Form.show()
# setupUi
def retranslateUi(self, Form):
Form.setWindowTitle(QCoreApplication.translate("Form", u"Form", None))
self.dock_task_calendar.setWindowTitle("")
self.label_task.setText(QCoreApplication.translate("Form", u"C\u043f\u0438\u0441\u043e\u043a \u0434\u0435\u043b/\u0437\u0430\u0434\u0430\u0447", None))
self.add_task.setText(QCoreApplication.translate("Form", u"PushButton", None))
self.del_task.setText(QCoreApplication.translate("Form", u"PushButton", None))
self.check_task.setText(QCoreApplication.translate("Form", u"PushButton", None))
# retranslateUi
if __name__ == '__main__':
app = QApplication(sys.argv)
translator = QTranslator()
if len(sys.argv) > 1:
locale = sys.argv[1]
else:
locale = QLocale.system().name()
translator.load('qt_%s' % locale,
QLibraryInfo.location(QLibraryInfo.TranslationsPath))
app.installTranslator(translator)
form=Ui_Form()
form.setupUi(QWidget())
app.exec_()
由于 OP 没有提供 MRE，所以我的解决方案将只限制一般逻辑，即：
- 如果应用罢工，则为存储布尔值（或任何其他变量）的每个项目创建一个新角色。
- 使用委托在字体中设置删除线。
- 使用点击信号更改所选行的角色罢工中存储的值。
from functools import cached_property
from PyQt5 import QtCore, QtGui, QtWidgets
STRIKE_ROLE = QtCore.Qt.UserRole + 1
class StrikeDelegate(QtWidgets.QStyledItemDelegate):
def initStyleOption(self, option, index):
super().initStyleOption(option, index)
font = QtGui.QFont(option.font)
font.setStrikeOut(index.data(STRIKE_ROLE))
option.font = font
def createEditor(self, parent, option, index):
editor = super().createEditor(parent, option, index)
font = QtGui.QFont(editor.font())
font.setStrikeOut(index.data(STRIKE_ROLE))
editor.setFont(font)
return editor
class MainWindow(QtWidgets.QMainWindow):
def __init__(self, parent=None):
super().__init__(parent)
central_widget = QtWidgets.QWidget()
self.setCentralWidget(central_widget)
hlay = QtWidgets.QHBoxLayout(central_widget)
vlay = QtWidgets.QVBoxLayout()
vlay.addWidget(self.add_button)
vlay.addWidget(self.remove_button)
vlay.addWidget(self.strike_button)
vlay.addStretch()
hlay.addWidget(self.view)
hlay.addLayout(vlay)
self.add_button.clicked.connect(self.add)
self.remove_button.clicked.connect(self.remove)
self.strike_button.clicked.connect(self.strike)
@cached_property
def model(self):
return QtGui.QStandardItemModel()
@cached_property
def view(self):
view = QtWidgets.QListView()
delegate = StrikeDelegate()
view.setItemDelegate(delegate)
view.setModel(self.model)
return view
@cached_property
def add_button(self):
return QtWidgets.QPushButton("Add")
@cached_property
def remove_button(self):
return QtWidgets.QPushButton("Remove")
@cached_property
def strike_button(self):
return QtWidgets.QPushButton("Strike")
def add(self):
text, ok = QtWidgets.QInputDialog.getText(self, "Title", "Text:")
if not ok:
return
item = QtGui.QStandardItem(text)
item.setData(True, STRIKE_ROLE)
self.model.appendRow(item)
def remove(self):
rows = [index.row() for index in self.view.selectedIndexes()]
for row in sorted(rows, reverse=True):
self.model.takeRow(row)
def strike(self):
for index in self.view.selectedIndexes():
strike = self.model.data(index, STRIKE_ROLE)
self.model.setData(index, not strike, STRIKE_ROLE)
def main():
import sys
app = QtWidgets.QApplication(sys.argv)
w = MainWindow()
w.resize(640, 480)
w.show()
sys.exit(app.exec_())
if __name__ == "__main__":
main()