import os
import sys

import bec_widgets.widgets.containers.qt_ads as QtAds

__all__ = ["BECWidget", "SafeSlot", "SafeProperty"]


def __getattr__(name):
    if name == "BECWidget":
        from bec_widgets.utils.bec_widget import BECWidget

        return BECWidget
    if name in {"SafeSlot", "SafeProperty"}:
        from bec_widgets.utils.error_popups import SafeProperty, SafeSlot

        return {"SafeSlot": SafeSlot, "SafeProperty": SafeProperty}[name]
    raise AttributeError(f"module {__name__!r} has no attribute {name!r}")


if sys.platform.startswith("linux"):
    qt_platform = os.environ.get("QT_QPA_PLATFORM", "")
    if qt_platform != "offscreen":
        os.environ["QT_QPA_PLATFORM"] = "xcb"

# Default QtAds configuration
QtAds.CDockManager.setConfigFlag(QtAds.CDockManager.eConfigFlag.FocusHighlighting, True)
QtAds.CDockManager.setConfigFlag(
    QtAds.CDockManager.eConfigFlag.RetainTabSizeWhenCloseButtonHidden, True
)