a minimized example
import sys
from PySide2.QtWidgets import *
from PySide2.QtCore import *
from PySide2.QtGui import *
from PySide2.QtSql import *
class MyModel(QSqlTableModel):
def __init__(self, parent=None):
super().__init__(parent)
self._checked = [[False for i in range(self.columnCount())] for j in range(self.rowCount())]
def rowCount(self, parent=QModelIndex()):
return 2
def columnCount(self, parent=QModelIndex()):
return 3
def data(self, index, role):
if (role == Qt.DisplayRole):
return "Row{}, Column{}".format(index.row() + 1, index.column() + 1)
elif role == Qt.CheckStateRole:
print('data(self, index, role)-------------', index.data())
return self._checked[index.row()][index.column()] # show CheckBox's check state
return None # be sure to return super().data(index, role) if worked with QSqlTableModel;
def flags(self, index):
return super().flags(index) | Qt.ItemIsUserCheckable
def setData(self, index, value, role): # implement the setData() method to allow for the check state to change
if role == Qt.CheckStateRole:
print(value)
self._checked[index.row()][index.column()] = value # CheckBox's check state depends on the value
return True # Returns true if the value could be set
return False # be sure to return super().setData(index, value, role) if worked with QSqlTableModel;Returns true if value is equal to the current value. However, the value will not be submitted to the database.;
if __name__ == '__main__':
app = QApplication(sys.argv)
tableView = QTableView()
myModel = MyModel(None)
tableView.setModel(myModel)
tableView.show()
sys.exit(app.exec_())
