具体代码如下
import sys
from PyQt5.QtWidgets import QWidget, QPushButton, QApplication
from PyQt5.QtGui import QPalette, QBrush, QPixmap
class Example(QWidget):
def __init__(self):
super().__init__()
self.initUI() #界面绘制交给InitUi方法
def initUI(self):
self.button = QPushButton('按钮', self)
self.button.setStyleSheet("QPushButton{color:black}"
"QPushButton:hover{color:red}"
"QPushButton{background-color:rgb(78,255,255)}"
"QPushButton{border:2px}"
"QPushButton{border-radius:10px}"
"QPushButton{padding:2px 4px}")
self.button.setMinimumHeight(30)
self.button.move(100, 100)
#设置窗口的位置和大小
self.setGeometry(300, 300, 500, 500)
#设置窗口的标题
self.setWindowTitle('Example')
#设置背景图片
palette1 = QPalette()
palette1.setBrush(self.backgroundRole(), QBrush(QPixmap('background.jpg')))
self.setPalette(palette1)
#显示窗口
self.show()
if __name__ == '__main__':
#创建应用程序和对象
app = QApplication(sys.argv)
ex = Example()
sys.exit(app.exec_())
参考博客