气轻PyQt5 02 文本框(QLineEdit) 背景颜色

from PyQt5.QtWidgets import *

from PyQt5.QtGui import QFont

import sys

class PyQt502(QWidget):

def __init__(self):

super().__init__()

self.initUI()

def initUI(self):

self.setWindowTitle(' 气轻PyQt5')                # 设置窗口标题

self.resize(700, 300)                           # 设置窗口大小

self.edit = QLineEdit(self)                     # 输入框

self.edit.setGeometry(10, 0,240, 40)            # 设置位置和大小

self.edit.setText('edit')

self.edit.setFont(QFont('Arial',20))

self.edit.setReadOnly(True)                     # 只读

self.edit.setStyleSheet("background-color:rgba(0,200,255,255)")

self.show()

if __name__ == '__main__':

app = QApplication(sys.argv)

window = PyQt502()

sys.exit(app.exec_())

执行结果