import FreeCAD as App
import FreeCADGui as Gui


class QuickNavWorkbench(Gui.Workbench):
    """Invisible workbench that installs QuickNav on load.

    QuickNav does not replace the active workbench -- it layers on top.
    Loading QuickNav installs the event filter and nav bar, then
    immediately re-activates the previously active workbench.
    """

    MenuText = "QuickNav"
    ToolTip = "Keyboard-driven command navigation"

    def Initialize(self):
        from quicknav.core import QuickNavManager

        QuickNavManager.instance().install()
        App.Console.PrintMessage("QuickNav workbench initialized\n")

    def Activated(self):
        from quicknav.core import QuickNavManager

        QuickNavManager.instance().handle_workbench_activated()

    def Deactivated(self):
        pass

    def GetClassName(self):
        return "Gui::PythonWorkbench"


Gui.addWorkbench(QuickNavWorkbench())

# Eager command registration
from quicknav.commands import QuickNav_Toggle  # noqa: F401