nltk_lite.draw.StackWidget

Package nltk_lite :: Package draw :: Class StackWidget

[show private | hide private]

Type StackWidget

  object --+    
           |    
CanvasWidget --+
               |
              StackWidget

A canvas widget that keeps a list of canvas widgets in a vertical line.

Attributes:

align: The horizontal alignment of the children. Possible values are 'left', 'center', and 'right'. By default, children are center-aligned.
space: The amount of vertical space to place between children. By default, one pixel of space is used.
ordered: If true, then keep the children in their original order.

Method Summary
	`__init__(self, canvas, children, *attribs)` Create a new stack widget.
(any)	`__getitem__(self, attr)` Return the value of the attribute `attr`.
`string`	`__repr__(self)` Return a string representation of this canvas widget.
`None`	`__setitem__(self, attr, value)` Set the value of the attribute `attr` to `value`.
`list` of `CanvasWidget`	`children(self)` Return a list of the hierarchical children of this canvas widget.
	`insert_child(self, index, child)` Insert a child canvas widget before a given index.
	`remove_child(self, child)` Remove the given child canvas widget.
	`replace_child(self, oldchild, newchild)` Replace the child canvas widget `oldchild` with `newchild`.
Inherited from `CanvasWidget`: `bbox`, `bind_click`, `bind_drag`, `canvas`, `child_widgets`, `destroy`, `height`, `hidden`, `hide`, `manage`, `move`, `moveto`, `parent`, `show`, `tags`, `unbind_click`, `unbind_drag`, `update`, `width` Inherited from `object`: `__delattr__`, `__getattribute__`, `__hash__`, `__new__`, `__reduce__`, `__reduce_ex__`, `__setattr__`, `__str__`

Method Details

Create a new stack widget.

Parameters:: canvas - This canvas widget's canvas.
(type=Tkinter.Canvas); children - The widgets that should be aligned vertically. Each child must not have a parent.
(type=list of CanvasWidget); attribs - The new canvas widget's attributes.

Returns:: the value of the attribute attr. See the class documentation for a list of attributes supported by this canvas widget.
(type=(any))

Overrides:: nltk_lite.draw.CanvasWidget.__getitem__ (inherited documentation)

Overrides:: nltk_lite.draw.CanvasWidget.__repr__ (inherited documentation)

Set the value of the attribute attr to value. See the class documentation for a list of attributes supported by this canvas widget.

Overrides:: nltk_lite.draw.CanvasWidget.__setitem__ (inherited documentation)

Returns:: A list of the hierarchical children of this canvas widget. These children are considered part of self for purposes of user interaction.
(type=list of CanvasWidget)

Insert a child canvas widget before a given index.

Parameters:: index - The index where the child widget should be inserted. In particular, the index of child will be index; and the index of any children whose indices were greater than equal to index before child was inserted will be incremented by one.
(type=int); child - The canvas widget that should be inserted.
(type=CanvasWidget)

Remove the given child canvas widget. child's parent will be set ot None.

Parameters:: child - The child canvas widget to remove.
(type=CanvasWidget)

Replace the child canvas widget oldchild with newchild. newchild must not have a parent. oldchild's parent will be set to None.

Parameters:: oldchild - The child canvas widget to remove.
(type=CanvasWidget); newchild - The canvas widget that should replace oldchild.
(type=CanvasWidget)

Generated by Epydoc 2.1 on Tue Sep 5 09:37:21 2006