PyQt5 QCommandLinkButton – 设置帮助文本
在本文中,我们将了解如何设置 QCommandLinkButton 的帮助文本。帮助文本是用来告诉其他用户有关命令链接按钮的使用信息的文本。它包含可用于检查使用情况、限制等的信息。
为了做到这一点,我们使用setWhatsThis
方法和命令链接按钮对象
Syntax : button.setWhatsThis(text)
Argument : It takes string as argument
Return : It return None
下面是实现
# 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, 500, 400)
# calling method
self.UiComponents()
# showing all the widgets
self.show()
# method for components
def UiComponents(self):
# creating a command link button
cl_button = QCommandLinkButton("Press", self)
# setting geometry
cl_button.setGeometry(250, 100, 200, 50)
# setting help text
cl_button.setWhatsThis("Command Link Button for GeeksforGeeks")
# create pyqt5 app
App = QApplication(sys.argv)
# create the instance of our Window
window = Window()
# start the app
sys.exit(App.exec())
输出 :