我正在尝试获取QTableWidget中更改的组合框的行和列。 我的桌子是这样摆的。看看底部,看看我想做什么。你知道吗
def click_btn_mailouts(self):
self.cur.execute("""SELECT s.StudentID, s.FullName, m.PreviouslyMailed, m.nextMail, m.learnersDate, m.RestrictedDate, m.DefensiveDate FROM
StudentProfile s LEFT JOIN Mailouts m ON s.studentID=m.studentID""")
self.all_data = self.cur.fetchall()
self.table.setRowCount(len(self.all_data))
self.tableFields = ["Check","Full name","Previously mailed?","Next mail","learners date","Restricted date","Defensive driving date"]
self.columnList = ["StudentID","FullName","PreviouslyMailed","NextMail","learnersDate","RestrictedDate","DefensiveDate"]
self.table.setColumnCount(len(self.tableFields))
self.table.setHorizontalHeaderLabels(self.tableFields)
self.checkbox_list = []
for i, item in enumerate(self.all_data):
FullName = QtGui.QTableWidgetItem(str(item[1]))
PreviouslyMailed = QtGui.QComboBox()
PreviouslyMailed.addItem("Yes")
PreviouslyMailed.addItem("No")
LearnersDate = QtGui.QTableWidgetItem(str(item[3]))
RestrictedDate = QtGui.QTableWidgetItem(str(item[4]))
DefensiveDate = QtGui.QTableWidgetItem(str(item[5]))
NextMail = QtGui.QTableWidgetItem(str(item[6]))
self.table.setItem(i, 1, FullName)
self.table.setCellWidget(i, 2, PreviouslyMailed)
self.table.setItem(i, 3, LearnersDate)
self.table.setItem(i, 4, RestrictedDate)
self.table.setItem(i, 5, DefensiveDate)
self.table.setItem(i, 6, NextMail)
chkBoxItem = QtGui.QTableWidgetItem()
chkBoxItem.setFlags(QtCore.Qt.ItemIsUserCheckable | QtCore.Qt.ItemIsEnabled)
chkBoxItem.setCheckState(QtCore.Qt.Unchecked)
self.checkbox_list.append(chkBoxItem)
self.table.setItem(i, 0, self.checkbox_list[i])
FullName.setFlags(FullName.flags() & ~Qt.ItemIsEditable)
NextMail.setFlags(NextMail.flags() & ~Qt.ItemIsEditable)
"""Heres what I am trying to do:"""
PreviouslyMailed.currentIndexChanged.connect(self.comboBox_change(self.table.cellWidget(row,1).currentText()))
"""I want 'row' to be the row that has the combobox that has been changed."""
如果我理解正确,在附加信号时
i
将是您要发送的行的值(或者,可能是i+1
?)。通过使用包装函数或lambda
可以很容易地用Qt信号发送附加数据,如下所示:在这里,我们将
lambda
连接到信号,当它被调用时,内部函数将依次被额外的数据调用。这在功能上等同于:但是,你会发现,如果你尝试这样做,这并不总是有效的。如果尝试将变量
a
传递给内部函数,它将始终设置为值a
位于循环的末尾。你知道吗您可以通过每次将
a
的值重新绑定到一个新变量来解决这个问题—最简单的方法是将它作为命名参数传递给lambda
。例如-您应该能够使用上面的命令为您创建的每个
QComboBox
发送正确的row
值。你知道吗相关问题 更多 >
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