Source code for enamlnative.widgets.toggle_button

"""
Copyright (c) 2017-2022, CodeLV.

Distributed under the terms of the MIT License.

The full license is in the file LICENSE, distributed with this software.

Created on June 7, 2017

 
"""
from atom.api import ForwardTyped, Str, Typed
from enaml.core.declarative import d_, observe
from .compound_button import CompoundButton, ProxyCompoundButton


class ProxyToggleButton(ProxyCompoundButton):
    """The abstract definition of a proxy ToggleButton object."""

    #: A reference to the Label declaration.
    declaration = ForwardTyped(lambda: ToggleButton)

    def set_text_off(self, text):
        raise NotImplementedError

    def set_text_on(self, text):
        raise NotImplementedError


[docs]class ToggleButton(CompoundButton):
    """A simple control for displaying a ToggleButton."""

    #: Sets the text for when the button is not in the checked state.
    text_off = d_(Str())

    #: Sets the text for when the button is in the checked state.
    text_on = d_(Str())

    #: A reference to the ProxyToggleButton object.
    proxy = Typed(ProxyToggleButton)

    # -------------------------------------------------------------------------
    # Observers
    # -------------------------------------------------------------------------
    @observe("text_off", "text_on")
    def _update_proxy(self, change):

        super()._update_proxy(change)