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Package nltk_lite :: Package draw :: Class ScrollWatcherWidget |
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object
--+ |CanvasWidget
--+ | ScrollWatcherWidget
Canvas
's
scrollregion to always include the bounding boxes of all of its children.
The scroll-watcher widget will only increase the size of the
Canvas
's scrollregion; it will never decrease it.
Method Summary | |
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Create a new scroll-watcher widget. | |
None
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Add a new canvas widget to the scroll-watcher. |
None
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Remove a canvas widget from the scroll-watcher. |
Inherited from CanvasWidget :
__getitem__ ,
__repr__ ,
__setitem__ ,
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__
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Method Details |
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__init__(self,
canvas,
*children,
**attribs)
Create a new scroll-watcher widget.
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add_child(self, canvaswidget)Add a new canvas widget to the scroll-watcher. The scroll-watcher will ensure that the new canvas widget is always contained in its canvas's scrollregion.
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remove_child(self, canvaswidget)Remove a canvas widget from the scroll-watcher. The scroll-watcher will no longer ensure that the new canvas widget is always contained in its canvas's scrollregion.
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