main_Fluent_example.py

import sys

from PySide6.QtCore import Qt
from PySide6.QtGui import QIcon
from PySide6.QtWidgets import QApplication, QHBoxLayout, QFrame

from qfluentwidgets import NavigationItemPosition, FluentWindow, SubtitleLabel, setFont
from qfluentwidgets import FluentIcon as FIF


class Widget(QFrame):

    def __init__(self, text: str, parent=None):
        super().__init__(parent=parent)
        self.label = SubtitleLabel(text, self)
        self.hBoxLayout = QHBoxLayout(self)

        setFont(self.label, 24)
        self.label.setAlignment(Qt.AlignmentFlag.AlignCenter)
        self.hBoxLayout.addWidget(self.label, 1, Qt.AlignmentFlag.AlignCenter)

        # 必须给子界面设置全局唯一的对象名
        self.setObjectName(text.replace(' ', '-'))


class Window(FluentWindow):
    """ 主界面 """

    def __init__(self):
        super().__init__()

        # 创建子界面，实际使用时将 Widget 换成自己的子界面
        self.homeInterface = Widget('Home Interface', self)
        self.musicInterface = Widget('Music Interface', self)
        self.videoInterface = Widget('Video Interface', self)
        self.settingInterface = Widget('Setting Interface', self)
        self.albumInterface = Widget('Album Interface', self)
        self.albumInterface1 = Widget('Album Interface 1', self)

        self.initNavigation()
        self.initWindow()

    def initNavigation(self):
        self.addSubInterface(self.homeInterface, FIF.HOME, 'Home')
        self.addSubInterface(self.musicInterface, FIF.MUSIC, 'Music library')
        self.addSubInterface(self.videoInterface, FIF.VIDEO, 'Video library')

        self.navigationInterface.addSeparator()

        self.addSubInterface(self.albumInterface, FIF.ALBUM, 'Albums', NavigationItemPosition.SCROLL)
        self.addSubInterface(self.albumInterface1, FIF.ALBUM, 'Album 1', parent=self.albumInterface)

        self.addSubInterface(self.settingInterface, FIF.SETTING, 'Settings', NavigationItemPosition.BOTTOM)

    def initWindow(self):
        self.resize(900, 700)
        self.setWindowIcon(QIcon(':/qfluentwidgets/images/logo.png'))
        self.setWindowTitle('PyQt-Fluent-Widgets')


if __name__ == '__main__':
    app = QApplication(sys.argv)
    w = Window()
    w.show()
    app.exec()