nie mogę kliknąć.connect () QPushButton na QFormLayout [duplikat]
Dec 22 2020
to jest pełny kod, nie wiem, dlaczego nie mogę używać tego clicked.connect w mojej głowie, to wciąż logika „-”, ale dlaczego !!! ???
from PyQt5 import QtGui
from PyQt5.QtWidgets import QApplication, QWidget, QScrollArea, QVBoxLayout, QGroupBox, QLabel, QPushButton, QFormLayout
import sys
class Window(QWidget):
def __init__(self, val):
super().__init__()
self.title = "PyQt5 Scroll Bar"
self.top = 200
self.left = 500
self.width = 400
self.height = 300
self.setWindowIcon(QtGui.QIcon("icon.png"))
self.setWindowTitle(self.title)
self.setGeometry(self.left, self.top, self.width, self.height)
formLayout = QFormLayout()
groupBox = QGroupBox("This Is Group Box")
labelLis = []
comboList = []
for i in range(val):
labelLis.append(QLabel("Label"))
comboList.append(QPushButton("Click Me").clicked.connect(print("hello")))
formLayout.addRow(labelLis[i], comboList[i])
groupBox.setLayout(formLayout)
scroll = QScrollArea()
scroll.setWidget(groupBox)
scroll.setWidgetResizable(True)
scroll.setFixedHeight(400)
layout = QVBoxLayout(self)
layout.addWidget(scroll)
self.show()
App = QApplication(sys.argv)
window = Window(30)
sys.exit(App.exec())
i mam tutaj błąd, chcę, aby każdy element mógł zostać kliknięty, ale nie wiem, dlaczego tak się dzieje: „D
for i in range(val):
labelLis.append(QLabel("Label"))
comboList.append(QPushButton("Click Me").clicked.connect(print("hello")))
formLayout.addRow(labelLis[i], comboList[i])
groupBox.setLayout(formLayout)
ten kod nie działa,
comboList.append(QPushButton("Click Me").clicked.connect(print("hello")))
Odpowiedzi
dudulu Dec 22 2020 at 12:48
Nie wiem, dlaczego comboList.append(QPushButton("Click Me").clicked.connect(self.hello)
pojawia się błąd
Ale zrobię
qbutton = QPushButton("Click Me")
qbutton.clicked.connect(self.hello)
wynik
from PyQt5 import QtGui
from PyQt5.QtWidgets import QApplication, QWidget, QScrollArea, QVBoxLayout, QGroupBox, QLabel, QPushButton, QFormLayout
import sys
class Window(QWidget):
def __init__(self, val):
super().__init__()
self.title = "PyQt5 Scroll Bar"
self.top = 200
self.left = 500
self.width = 400
self.height = 300
self.setWindowIcon(QtGui.QIcon("icon.png"))
self.setWindowTitle(self.title)
self.setGeometry(self.left, self.top, self.width, self.height)
formLayout = QFormLayout()
groupBox = QGroupBox("This Is Group Box")
labelLis = []
comboList = []
for i in range(val):
qbutton = QPushButton("Click Me")
qbutton.clicked.connect(self.hello)
labelLis.append(QLabel("Label"))
comboList.append(qbutton)
formLayout.addRow(labelLis[i], comboList[i])
groupBox.setLayout(formLayout)
scroll = QScrollArea()
scroll.setWidget(groupBox)
scroll.setWidgetResizable(True)
scroll.setFixedHeight(400)
layout = QVBoxLayout(self)
layout.addWidget(scroll)
self.show()
def hello(self):
print('hello')
App = QApplication(sys.argv)
window = Window(30)
sys.exit(App.exec())