from PyQt5.Qt import *
import sys


class Window(QWidget) :
    def __init__(self) :
        super().__init__()
        self.setWindowTitle("QScrollBar滾動條控制元件 - PyQt5中文網")
        self.resize(600, 500)
        self.func_list()

    def func_list(self) :
        self.func()

    def func(self) :
        slider1 = QScrollBar(self)
        slider1.resize(20, 480)
        slider1.move(580, 0)

        slider2 = QScrollBar(self)
        slider2.resize(580, 20)
        slider2.move(0, 480)
        slider2.setOrientation(Qt.Horizontal)
        
        # 設定步長，同時調整滾動條寬度
        slider2.setPageStep(50)  


if __name__ == '__main__' :
    app = QApplication(sys.argv)
    window = Window()

    window.show()
    sys.exit(app.exec_())