我在PyQt5中有这个代码 连接到某个数据库。 我只需要在程序界面中选择一行， 给我行和列的索引。 就像下面图片中选定的Cell一样，我只想知道它的列和行索引。请把它放在像Refresh这样的功能中。谢谢
import sys
from PyQt5.QtSql import QSqlQueryModel, QSqlDatabase, QSqlQuery
from PyQt5.QtWidgets import *
from PyQt5.QtCore import QModelIndex
from PyQt5.QtGui import *
import sqlite3 as lite
##############
i = 1
app = QApplication(sys.argv)
Own = QMainWindow()
Own.resize(600, 600)
##############
db = QSqlDatabase.addDatabase("QSQLITE")
db.setDatabaseName("projectDB.db")
db.open()
####
projectModel = QSqlQueryModel()
projectModel.setQuery("select * from Contacts", db)
####
projectView = QTableView(Own)
projectView.resize(450, 450)
projectView.move(20, 50)
projectView.setModel(projectModel)
#########################
def New():
New_N_Dialog = QDialog(Own)
New_N_Dialog.setWindowTitle("New")
New_N_Dialog.resize(700, 700)
##############
Name_label = QLabel("Name : ", New_N_Dialog)
Name_label.resize(300, 20)
Name_label.move(20, 20)
########
Name_Entry = QLineEdit(New_N_Dialog)
Name_Entry.resize(300, 20)
Name_Entry.move(20, 50)
#############
Mob_label = QLabel("Mobile : ", New_N_Dialog)
Mob_label.resize(300, 20)
Mob_label.move(20, 90)
########
Mob_Entry = QLineEdit(New_N_Dialog)
Mob_Entry.resize(300, 20)
Mob_Entry.move(20, 120)
#################
Date_Label = QLabel("Date : ", New_N_Dialog)
Date_Label.resize(300, 20)
Date_Label.move(20, 150)
#########
Date_Entry = QCalendarWidget(New_N_Dialog)
Date_Entry.resize(300, 200)
Date_Entry.move(20, 180)
################
Address_Label = QLabel("Address : ", New_N_Dialog)
Address_Label.resize(300, 20)
Address_Label.move(20, 400)
########
Address_Entry = QLineEdit(New_N_Dialog)
Address_Entry.resize(300, 20)
Address_Entry.move(20, 430)
###############
Email_Label = QLabel("Email : ", New_N_Dialog)
Email_Label.resize(300, 20)
Email_Label.move(20, 460)
#######
Email_Entry = QLineEdit(New_N_Dialog)
Email_Entry.resize(300, 20)
Email_Entry.move(20, 490)
################
Group_Label = QLabel("Group : ", New_N_Dialog)
Group_Label.resize(300, 20)
Group_Label.move(20, 520)
######
Group_Combo = QComboBox(New_N_Dialog)
Group_Combo.resize(300, 20)
Group_Combo.move(20, 550)
###############
Con = lite.connect("projectDB.db")
Cur = Con.cursor()
Query = "select groupName from Groups"
Cur.execute(Query)
data = Cur.fetchall()
for x in range(len(data)):
Group_Combo.addItems(data[x])
########################## NOTES #####################
Notes_Label = QLabel("Notes : ", New_N_Dialog)
Notes_Label.resize(300, 20)
Notes_Label.move(350, 20)
#################
Notes_Ares = QLineEdit(New_N_Dialog)
Notes_Ares.resize(300, 520)
Notes_Ares.move(350, 50)
####### Buttons #############
Ok_But = QPushButton("OK", New_N_Dialog)
Ok_But.resize(90, 30)
Ok_But.move(550, 600)
def Ok_Pressed():
Name_To_DB = Name_Entry.text()
Mob_To_DB = Mob_Entry.text()
Add_To_DB = Address_Entry.text()
Em_To_DB = Email_Entry.text()
Note_To_DB = Notes_Ares.text()
###### Reformating #########
Not_Modified = Date_Entry.selectedDate().toString()
Not_Modified1 = "%s" % Not_Modified
Date_list = Not_Modified1.split(" ")
del (Date_list[0])
Final = '-'.join(Date_list)
# #########Group ComboBox Selecting ##########
#
Combo_Value = Group_Combo.currentIndex() + 1
######
print(Name_To_DB)
print(Mob_To_DB)
print(Add_To_DB)
print(Em_To_DB)
print(Note_To_DB)
print(Combo_Value)
print(Final)
projectModel.setQuery("insert into Contacts(fullname) values (%s)" % Name_To_DB, db)
projectModel.setQuery("insert into Contacts(mobile) values(%s)" % Mob_To_DB, db) ##Done
projectModel.setQuery("insert into Contacts(address) values(%s)" % Add_To_DB, db)
projectModel.setQuery("insert into Contacts(email) values(%s)" % Em_To_DB, db)
projectModel.setQuery("insert into Contacts(notes) values(%s)" % Note_To_DB, db)
projectModel.setQuery("insert into Contacts(groupID) values(%s)" % Combo_Value, db) ##Done
projectModel.setQuery("insert into Contacts(bdate) values(%s)" % Final, db)
Ok_But.clicked.connect(Ok_Pressed)
########
Can_But = QPushButton("Cancal", New_N_Dialog)
Can_But.resize(90, 30)
Can_But.move(440, 600)
def close_2():
New_N_Dialog.close()
Can_But.clicked.connect(close_2)
###############
New_N_Dialog.show()
def New_Group():
New_Dialog = QDialog(Own)
New_Dialog.setWindowTitle("New Group")
###############
New_Dialog.resize(200, 200)
Label_1 = QLabel("Group ID : ", New_Dialog)
Label_1.resize(90, 20)
Label_1.move(25, 10)
####################
Group_ID = QLineEdit(New_Dialog)
Group_ID.resize(150, 20)
Group_ID.move(25, 40)
print(Group_ID.text())
##############
Label_2 = QLabel("Group Name : ", New_Dialog)
Label_2.resize(150, 20)
Label_2.move(25, 80)
################
Group_Name = QLineEdit(New_Dialog)
Group_Name.resize(150, 20)
Group_Name.move(25, 120)
################
Ok_But = QPushButton("OK", New_Dialog)
Ok_But.resize(50, 20)
Ok_But.move(125, 150)
def Adding():
G_ID = Group_ID.text()
projectModel.setQuery("insert into Groups(groupID) values(%s)" % G_ID, db)
print(Group_Name.text())
G_Name = Group_Name.text()
projectModel.setQuery("insert into Groups(groupName) values(%s)" % G_Name, db)
Ok_But.clicked.connect(Adding)
################
Cancal_But = QPushButton("Cancal", New_Dialog)
Cancal_But.resize(50, 20)
Cancal_But.move(25, 150)
New_Dialog.show()
def close():
New_Dialog.close()
Cancal_But.clicked.connect(close)
def Edit():
New_N_Dialog = QDialog(Own)
New_N_Dialog.setWindowTitle("New")
New_N_Dialog.resize(700, 700)
##############
Name_label = QLabel("Name : ", New_N_Dialog)
Name_label.resize(300, 20)
Name_label.move(20, 20)
########
Name_Entry = QLineEdit(New_N_Dialog)
Name_Entry.resize(300, 20)
Name_Entry.move(20, 50)
#############
Mob_label = QLabel("Mobile : ", New_N_Dialog)
Mob_label.resize(300, 20)
Mob_label.move(20, 90)
########
Mob_Entry = QLineEdit(New_N_Dialog)
Mob_Entry.resize(300, 20)
Mob_Entry.move(20, 120)
#################
Date_Label = QLabel("Date : ", New_N_Dialog)
Date_Label.resize(300, 20)
Date_Label.move(20, 150)
#########
Date_Entry = QCalendarWidget(New_N_Dialog)
Date_Entry.resize(300, 200)
Date_Entry.move(20, 180)
################
Address_Label = QLabel("Address : ", New_N_Dialog)
Address_Label.resize(300, 20)
Address_Label.move(20, 400)
########
Address_Entry = QLineEdit(New_N_Dialog)
Address_Entry.resize(300, 20)
Address_Entry.move(20, 430)
###############
Email_Label = QLabel("Email : ", New_N_Dialog)
Email_Label.resize(300, 20)
Email_Label.move(20, 460)
#######
Email_Entry = QLineEdit(New_N_Dialog)
Email_Entry.resize(300, 20)
Email_Entry.move(20, 490)
################
Group_Label = QLabel("Group : ", New_N_Dialog)
Group_Label.resize(300, 20)
Group_Label.move(20, 520)
######
Group_Combo = QComboBox(New_N_Dialog)
Group_Combo.resize(300, 20)
Group_Combo.move(20, 550)
###############
Con = lite.connect("projectDB.db")
Cur = Con.cursor()
Query = "select groupName from Groups"
Cur.execute(Query)
data = Cur.fetchall()
for x in range(len(data)):
Group_Combo.addItems(data[x])
########################## NOTES #####################
Notes_Label = QLabel("Notes : ", New_N_Dialog)
Notes_Label.resize(300, 20)
Notes_Label.move(350, 20)
#################
Notes_Ares = QLineEdit(New_N_Dialog)
Notes_Ares.resize(300, 520)
Notes_Ares.move(350, 50)
####### Buttons #############
Ok_But = QPushButton("OK", New_N_Dialog)
Ok_But.resize(90, 30)
Ok_But.move(550, 600)
def Ok_Pressed():
Name_To_DB = Name_Entry.text()
Mob_To_DB = Mob_Entry.text()
Add_To_DB = Address_Entry.text()
Em_To_DB = Email_Entry.text()
Note_To_DB = Notes_Ares.text()
###### Reformating #########
Not_Modified = Date_Entry.selectedDate().toString()
Not_Modified1 = "%s" % Not_Modified
Date_list = Not_Modified1.split(" ")
del (Date_list[0])
Final = '-'.join(Date_list)
# #########Group ComboBox Selecting ##########
#
Combo_Value = Group_Combo.currentIndex() + 1
######
print(Name_To_DB)
print(Mob_To_DB)
print(Add_To_DB)
print(Em_To_DB)
print(Note_To_DB)
print(Combo_Value)
print(Final)
projectModel.setQuery('''update Contacts
set fullname = "%s"
where ''' % Name_To_DB, db)
# projectModel.setQuery("insert into Contacts(mobile) values(%s)" % Mob_To_DB, db) ##Done
# projectModel.setQuery("insert into Contacts(address) values(%s)" % Add_To_DB, db)
# projectModel.setQuery("insert into Contacts(email) values(%s)" % Em_To_DB, db)
# projectModel.setQuery("insert into Contacts(notes) values(%s)" % Note_To_DB, db)
# projectModel.setQuery("insert into Contacts(groupID) values(%s)" % Combo_Value, db) ##Done
# projectModel.setQuery("insert into Contacts(bdate) values(%s)" % Final, db)
Ok_But.clicked.connect(Ok_Pressed)
########
Can_But = QPushButton("Cancal", New_N_Dialog)
Can_But.resize(90, 30)
Can_But.move(440, 600)
def close_2():
New_N_Dialog.close()
Can_But.clicked.connect(close_2)
###############
New_N_Dialog.show()
def Remove():
print("fFFFFK")
def Refresh():
ss = QListView()
af = QModelIndex()
print(af)
def fk():
print("asdjashd")
######################
def First():
projectModel.setQuery("select * FROM Contacts WHERE contactID = 1", db)
def Prev():
global i
i = i - 1
projectModel.setQuery("select * FROM Contacts WHERE contactID = '%d'-1" % (i), db)
def Next():
global i
i = i + 1
projectModel.setQuery("select * FROM Contacts WHERE contactID = '%d'+1" % (i), db)
def Last():
projectModel.setQuery("select * FROM Contacts WHERE contactID = 100", db)
#######################
def Quit():
sys.exit()
########################
def Reset_Table():
projectModel.setQuery("SELECT * FROM Contacts", db)
New_But = QPushButton("New", Own)
New_But.move(490, 50)
New_But.resize(90, 30)
New_But.clicked.connect(New)
###################
New_Group_But = QPushButton("New Group", Own)
New_Group_But.move(490, 90)
New_Group_But.resize(90, 30)
New_Group_But.clicked.connect(New_Group)
################
Edit_But = QPushButton("Edit", Own)
Edit_But.move(490, 130)
Edit_But.resize(90, 30)
Edit_But.clicked.connect(Edit)
#############
Remove_But = QPushButton("Remove", Own)
Remove_But.move(490, 170)
Remove_But.resize(90, 30)
Remove_But.clicked.connect(Remove)
##############
Refresh_But = QPushButton("Refresh", Own)
Refresh_But.move(490, 210)
Refresh_But.resize(90, 30)
Refresh_But.clicked.connect(Refresh)
#########################
First_But = QPushButton("First", Own)
First_But.move(20, 520)
First_But.resize(90, 30)
First_But.clicked.connect(First)
################
Prev_But = QPushButton("Previous", Own)
Prev_But.move(120, 520)
Prev_But.resize(90, 30)
Prev_But.clicked.connect(Prev)
####################3
Next_But = QPushButton("Next", Own)
Next_But.move(220, 520)
Next_But.resize(90, 30)
Next_But.clicked.connect(Next)
#################
Last_But = QPushButton("Last", Own)
Last_But.move(320, 520)
Last_But.resize(90, 30)
Last_But.clicked.connect(Last)
########## Quit ############
Quit_But = QPushButton("Quit", Own)
Quit_But.move(490, 420)
Quit_But.resize(90, 30)
Quit_But.clicked.connect(Quit)
######################
For_R = Own.menuBar()
Reset = For_R.addMenu('&Options')
Reset_Opt = QAction(QIcon('exit_icon.png'), 'Reset', Own)
Reset_Opt.setShortcut('Ctrl+R')
Reset_Opt.triggered.connect(Reset_Table)
Reset.addAction(Reset_Opt)
###############
########
#############
Own.show()
app.exec_()
答案 0 :(得分：0)
好的，我已经为你检查了它，它是这样的：
tableWidget = QtWidgets.QTableWidget()
tableWidget.clicked.connect(show_row)
def show_row():
print(listWidget.currentRow())