upstream/ipython Files · IPython/html/widgets/widget_selection.py

Fixed widget button onclick register so it only will ever register a callback once.

Jonathan Frederic - - Load All Authors

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             widget_selection.py
        
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             / IPython / html / widgets / widget_selection.py
          
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      """SelectionWidget class.  

      Represents an enumeration using a widget.

      """

      #-----------------------------------------------------------------------------

      # 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

      #-----------------------------------------------------------------------------

      from .widget import Widget

      from IPython.utils.traitlets import Unicode, List, Bool

      #-----------------------------------------------------------------------------

      # SelectionWidget

      #-----------------------------------------------------------------------------

      class SelectionWidget(Widget):

          target_name = Unicode('SelectionWidgetModel')

          default_view_name = Unicode('DropdownView')

          # Keys

          _keys = ['value', 'values', 'disabled', 'description']

          value = Unicode(help="Selected value")

          values = List(help="List of values the user can select")

          disabled = Bool(False, help="Enable or disable user changes")

          description = Unicode(help="Description of the value this widget represents")

	Site-wide shortcuts
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t s	Toggle sidebar on some pages

				"""SelectionWidget class.

				Represents an enumeration using a widget.
				"""
				#-----------------------------------------------------------------------------
				# 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
				#-----------------------------------------------------------------------------
				from .widget import Widget
				from IPython.utils.traitlets import Unicode, List, Bool

				#-----------------------------------------------------------------------------
				# SelectionWidget
				#-----------------------------------------------------------------------------
				class SelectionWidget(Widget):
				target_name = Unicode('SelectionWidgetModel')
				default_view_name = Unicode('DropdownView')

				# Keys
				_keys = ['value', 'values', 'disabled', 'description']
				value = Unicode(help="Selected value")
				values = List(help="List of values the user can select")
				disabled = Bool(False, help="Enable or disable user changes")
				description = Unicode(help="Description of the value this widget represents")