Source code for ooodev.adapter.beans.property_change_listener

from __future__ import annotations
from typing import TYPE_CHECKING

import uno
from import XPropertyChangeListener

from import GenericArgs
from ooodev.adapter.adapter_base import AdapterBase

    from import EventObject
    from import PropertyChangeEvent

[docs]class PropertyChangeListener(AdapterBase, XPropertyChangeListener): """ Is used to receive PropertyChangeEvents whenever a bound property is changed. See Also: `API XPropertyChangeListener <>`_ """
[docs] def __init__(self, trigger_args: GenericArgs | None = None) -> None: """ Constructor: Arguments: trigger_args (GenericArgs, optional): Args that are passed to events when they are triggered. """ super().__init__(trigger_args=trigger_args)
# region XPropertyChangeListener
[docs] def propertyChange(self, event: PropertyChangeEvent) -> None: """ Gets called when bound property is changed. """ self._trigger_event("propertyChange", event)
[docs] def disposing(self, event: EventObject) -> None: """ Gets called when the broadcaster is about to be disposed. All listeners and all other objects, which reference the broadcaster should release the reference to the source. No method should be invoked anymore on this object ( including ``XComponent.removeEventListener()`` ). This method is called for every listener registration of derived listener interfaced, not only for registrations at ``XComponent``. """ # from self._trigger_event("disposing", event)
# endregion XPropertyChangeListener