PySide6 GUI 编程（20）：QTabWidget的简单用法

import random

from PySide6.QtCore import Qt
from PySide6.QtGui import QColor, QFont, QPalette
from PySide6.QtWidgets import QApplication, QLabel, QMainWindow, QTabWidget, QVBoxLayout, QWidget


class ColorWidget(QWidget):
    def __init__(self, color: QColor, content: str):
        super().__init__()
        label = QLabel(content)
        label.setAutoFillBackground(True)
        palette = label.palette()
        palette.setColor(QPalette.ColorGroup.Normal, QPalette.ColorRole.Window, color)
        label.setPalette(palette)
        label.setAlignment(Qt.AlignmentFlag.AlignVCenter | Qt.AlignmentFlag.AlignHCenter)
        label.setFont(QFont('Arial', 40))
        layout = QVBoxLayout()
        layout.addWidget(label)
        self.setLayout(layout)


class MyTabWidget(QMainWindow):
    def __init__(self, tabs_num = 5):
        super().__init__()
        self.setWindowTitle('Tab Widget')
        self.tab_widget = QTabWidget()
        self.tab_widget.setTabPosition(QTabWidget.TabPosition.North)
        self.tab_widget.setMovable(True)
        # self.tab_widget.setDocumentMode(True)
        # 获取原始的列表
        color_names = QColor.colorNames()
        # 随机洗牌打乱顺序
        random.shuffle(color_names)
        for i in range(0, tabs_num):
            self.tab_widget.addTab(ColorWidget(QColor(color_names[i]), f'tab[{i}]'), color_names[i])
        self.setCentralWidget(self.tab_widget)


if __name__ == '__main__':
    app = QApplication()
    ins = MyTabWidget(10)
    ins.show()
    app.exec()