Source code for enaml.widgets.html

# Copyright (c) 2013, Nucleic Development Team.
# Distributed under the terms of the Modified BSD License.
# The full license is in the file LICENSE, distributed with this software.
from atom.api import Str, Typed, ForwardTyped, set_default

from enaml.core.declarative import d_, observe

from .control import Control, ProxyControl

class ProxyHtml(ProxyControl):
    """ The abstract definition of a proxy Html object.

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

    def set_source(self, source):
        raise NotImplementedError

[docs] class Html(Control): """ An extremely simple widget for displaying HTML. """ #: The Html source code to be rendered. source = d_(Str()) #: An html control expands freely in height and width by default. hug_width = set_default('ignore') hug_height = set_default('ignore') #: A reference to the ProxyHtml object proxy = Typed(ProxyHtml) #-------------------------------------------------------------------------- # Observers #-------------------------------------------------------------------------- @observe('source') def _update_proxy(self, change): """ An observer which sends state change to the proxy. """ # The superclass handler implementation is sufficient. super(Html, self)._update_proxy(change)