docs/widget.rst
author Radek Brich <radek.brich@devl.cz>
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Widget
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.. toctree::
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   :maxdepth: 2
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   container
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   button
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Class attributes
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.. attribute:: Widget.parent
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   Parrent widget.
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.. attribute:: Widget.top
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   Top widget (same for every widget in one application).
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.. attribute:: Widget.x
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               Widget.y
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   Position inside parent widget. Modified by layout manager.
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.. attribute:: Widget.width
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               Widget.height
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   Actual size. Modified by layout manager.
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.. attribute:: Widget.sizemin
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   Minimal size of widget. Under normal circumstances, widget will never be sized smaller than this.
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   Tuple (w, h). Both must be integers >= 1.
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.. attribute:: Widget.sizemax
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   Maximum size of widget. Widget will never be sized bigger than this.
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   Tuple (w, h). Integers >= 1 or None (meaning no maximum size or infinite).
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.. attribute:: Widget.sizereq
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   Size request. This is default size of the widget. Will be fulfilled if possible.
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   Tuple (w, h). Integers >= 1 or None (meaning use minumal size).
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.. attribute:: Widget.hidden
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   Hidden widget does not affect layout.
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.. attribute:: Widget.allowlayout
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   When false, the widget is not considered in layout.
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.. attribute:: Widget.layouthints
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   Dictionary containing optional parameters for layout managers.
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Event management
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.. classmethod:: Widget.newevent(event)
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   Create new event with empty handler list.
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.. classmethod:: Widget.connect(event, handler)
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   Add handler to handler list of the event.
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.. classmethod:: Widget.disconnect(event, handler=None)
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   Remove handler from event's handler list. If no handler is given, remove all handlers.
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.. classmethod:: Widget.handle(event, ...)
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   Call all handlers from event's handler list.
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   This is used when user defined handlers are to be called.
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.. classmethod:: Widget.emit(event, ...)
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   Emit event.
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   This is used by original event source when the event is detected.