PyQt5的QSpinBox–根据用户情况使其失效
在这篇文章中,我们将看到如何使旋转框根据用户而被禁用,禁用的旋转框基本上是不能被编辑的旋转框,即被禁用。下面是被禁用的旋钮盒的样子。
为了做到这一点,我们使用setDisabled方法。
语法 : spin_box.setDisabled(bool)
参数: 它以bool作为参数。
返回: 它返回无。
实施步骤:
1.创建一个旋转箱
2.创建一个按钮
3.为按钮添加动作
4.在动作中使旋转盒失效
以下是实施步骤
# importing libraries
from PyQt5.QtWidgets import *
from PyQt5 import QtCore, QtGui
from PyQt5.QtGui import *
from PyQt5.QtCore import *
import sys
class Window(QMainWindow):
def __init__(self):
super().__init__()
# setting title
self.setWindowTitle("Python ")
# setting geometry
self.setGeometry(100, 100, 600, 400)
# calling method
self.UiComponents()
# showing all the widgets
self.show()
# method for widgets
def UiComponents(self):
# creating spin box
self.spin = QSpinBox(self)
# setting geometry to spin box
self.spin.setGeometry(100, 100, 250, 40)
# setting prefix to spin
self.spin.setPrefix("Prefix ")
# setting suffix to spin
self.spin.setSuffix(" Suffix")
# setting range to spin
self.spin.setRange(0, 99999)
# creating push button
button = QPushButton("Press", self)
# setting button geometry
button.setGeometry(100, 160, 100, 40)
# adding action to the push button
button.clicked.connect(self.push_method)
# method called by push button
def push_method(self):
# making spin box disabled
self.spin.setDisabled(True)
# create pyqt5 app
App = QApplication(sys.argv)
# create the instance of our Window
window = Window()
# start the app
sys.exit(App.exec())