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

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Merge pull request from ellisonbg/js-readme Updating JS tests README.md

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             widget_container.py
        
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        Jonathan Frederic
    
Cleaned up Python widget code.

              r14283
            
      """ContainerWidget class.  

      Represents a container that can be used to group other widgets.

      """

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

      # 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

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

        Jonathan Frederic
    
s/Widget/DOMWidget s/BaseWidget/Widget

              r14540
            
      from .widget import DOMWidget

        Jason Grout
    
Intermediate changes to javascript side of backbone widgets

              r14486
            
      from IPython.utils.traitlets import Unicode, Bool, List, Instance

        Jonathan Frederic
    
Add container widget

              r14239
            
        Jonathan Frederic
    
Cleaned up Python widget code.

              r14283
            
      #-----------------------------------------------------------------------------

      # Classes

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

        Jonathan Frederic
    
s/Widget/DOMWidget s/BaseWidget/Widget

              r14540
            
      class ContainerWidget(DOMWidget):

        Jonathan Frederic
    
s/view_name/_view_name

              r14701
            
          _view_name = Unicode('ContainerView', sync=True)

        Jonathan Frederic
    
Attempt 1, HBox and VBox implementation.

              r14268
            
        Jonathan Frederic
    
Cleaned up Python widget code.

              r14283
            
          # Keys, all private and managed by helper methods.  Flexible box model

          # classes...

        Jonathan Frederic
    
containers and selectioncontainers now only allow one of any single child

              r14608
            
          children = List(Instance(DOMWidget))

          _children = List(Instance(DOMWidget), sync=True)

        Jonathan Frederic
    
Fixed type in container...

              r14715
            
          def _children_changed(self, name, old, new):

        Jonathan Frederic
    
containers and selectioncontainers now only allow one of any single child

              r14608
            
              """Validate children list.

              Makes sure only one instance of any given model can exist in the 

        Jonathan Frederic
    
Replace O(N^2) algorithm with a faster one.

              r14699
            
              children list.

              An excellent post on uniqifiers is available at 

                  http://www.peterbe.com/plog/uniqifiers-benchmark

              which provides the inspiration for using this implementation.  Below

              I've implemented the `f5` algorithm using Python comprehensions."""

        Jonathan Frederic
    
containers and selectioncontainers now only allow one of any single child

              r14608
            
              if new is not None and isinstance(new, list):

        Jonathan Frederic
    
Replace O(N^2) algorithm with a faster one.

              r14699
            
                  seen = {}

                  def add_item(i):

                      seen[i.model_id] = True

                      return i

        Jonathan Frederic
    
Fixed type in container...

              r14715
            
                  self._children = [add_item(i) for i in new if not i.model_id in seen]

        Jonathan Frederic
    
1-to-1 widget / view mapping

              r14592
            
        Jonathan Frederic
    
More PEP8 changes

              r14607
            
        Jonathan Frederic
    
s/ModalView/PopupView

              r14676
            
      class PopupWidget(ContainerWidget):

        Jonathan Frederic
    
s/view_name/_view_name

              r14701
            
          _view_name = Unicode('PopupView', sync=True)

        Jonathan Frederic
    
containers and selectioncontainers now only allow one of any single child

              r14608
            
          description = Unicode(sync=True)

          button_text = Unicode(sync=True)

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Jonathan Frederic Cleaned up Python widget code.	r14283	"""ContainerWidget class.

		Represents a container that can be used to group other widgets.
		"""
		#-----------------------------------------------------------------------------
		# 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
		#-----------------------------------------------------------------------------
Jonathan Frederic s/Widget/DOMWidget s/BaseWidget/Widget	r14540	from .widget import DOMWidget
Jason Grout Intermediate changes to javascript side of backbone widgets	r14486	from IPython.utils.traitlets import Unicode, Bool, List, Instance
Jonathan Frederic Add container widget	r14239
Jonathan Frederic Cleaned up Python widget code.	r14283	#-----------------------------------------------------------------------------
		# Classes
		#-----------------------------------------------------------------------------
Jonathan Frederic s/Widget/DOMWidget s/BaseWidget/Widget	r14540	class ContainerWidget(DOMWidget):
Jonathan Frederic s/view_name/_view_name	r14701	_view_name = Unicode('ContainerView', sync=True)
Jonathan Frederic Attempt 1, HBox and VBox implementation.	r14268
Jonathan Frederic Cleaned up Python widget code.	r14283	# Keys, all private and managed by helper methods. Flexible box model
		# classes...
Jonathan Frederic containers and selectioncontainers now only allow one of any single child	r14608	children = List(Instance(DOMWidget))
		_children = List(Instance(DOMWidget), sync=True)

Jonathan Frederic Fixed type in container...	r14715	def _children_changed(self, name, old, new):
Jonathan Frederic containers and selectioncontainers now only allow one of any single child	r14608	"""Validate children list.

		Makes sure only one instance of any given model can exist in the
Jonathan Frederic Replace O(N^2) algorithm with a faster one.	r14699	children list.
		An excellent post on uniqifiers is available at
		http://www.peterbe.com/plog/uniqifiers-benchmark
		which provides the inspiration for using this implementation. Below
		I've implemented the `f5` algorithm using Python comprehensions."""
Jonathan Frederic containers and selectioncontainers now only allow one of any single child	r14608	if new is not None and isinstance(new, list):
Jonathan Frederic Replace O(N^2) algorithm with a faster one.	r14699	seen = {}
		def add_item(i):
		seen[i.model_id] = True
		return i
Jonathan Frederic Fixed type in container...	r14715	self._children = [add_item(i) for i in new if not i.model_id in seen]
Jonathan Frederic 1-to-1 widget / view mapping	r14592
Jonathan Frederic More PEP8 changes	r14607
Jonathan Frederic s/ModalView/PopupView	r14676	class PopupWidget(ContainerWidget):
Jonathan Frederic s/view_name/_view_name	r14701	_view_name = Unicode('PopupView', sync=True)
Jonathan Frederic containers and selectioncontainers now only allow one of any single child	r14608
		description = Unicode(sync=True)
		button_text = Unicode(sync=True)