import PySide6
from PySide6.QtCore import Qt
from PySide6.QtWidgets import QTabBar


class CustomTabBar(QTabBar):

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

    def mouseReleaseEvent(self, event: PySide6.QtGui.QMouseEvent) -> None:
        print(event.button())
        if event.button() == Qt.MouseButton.MiddleButton:
            self.tabCloseRequested.emit(self.tabAt(event.pos()))
        super(CustomTabBar, self).mouseReleaseEvent(event)