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widen modal dialogs on wide displays...
widen modal dialogs on wide displays needed for quick help layout with multiple meta keys

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r14701:53b368bf
r15900:f64f9e13
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widget_image.py
35 lines | 1.4 KiB | text/x-python | PythonLexer
Jonathan Frederic
Add ImageWidget
r14449 """ButtonWidget class.
Represents a button in the frontend using a widget. Allows user to listen for
click events on the button and trigger backend code when the clicks are fired.
"""
#-----------------------------------------------------------------------------
# Copyright (c) 2013, the IPython Development Team.
#
# Distributed under the terms of the Modified BSD License.
#
# The full license is in the file COPYING.txt, distributed with this software.
#-----------------------------------------------------------------------------
#-----------------------------------------------------------------------------
# Imports
#-----------------------------------------------------------------------------
import base64
Jonathan Frederic
s/Widget/DOMWidget s/BaseWidget/Widget
r14540 from .widget import DOMWidget
Jonathan Frederic
Use CUnicode for width and height in ImageWidget
r14669 from IPython.utils.traitlets import Unicode, CUnicode, Bytes
Jonathan Frederic
Add ImageWidget
r14449
#-----------------------------------------------------------------------------
# Classes
#-----------------------------------------------------------------------------
Jonathan Frederic
s/Widget/DOMWidget s/BaseWidget/Widget
r14540 class ImageWidget(DOMWidget):
Jonathan Frederic
s/view_name/_view_name
r14701 _view_name = Unicode('ImageView', sync=True)
Jonathan Frederic
Add ImageWidget
r14449
# Define the custom state properties to sync with the front-end
Jonathan Frederic
sync=True isntead of a keys list
r14588 format = Unicode('png', sync=True)
Jonathan Frederic
Use CUnicode for width and height in ImageWidget
r14669 width = CUnicode(sync=True)
height = CUnicode(sync=True)
Jonathan Frederic
sync=True isntead of a keys list
r14588 _b64value = Unicode(sync=True)
Jonathan Frederic
Add ImageWidget
r14449
value = Bytes()
def _value_changed(self, name, old, new):
self._b64value = base64.b64encode(new)