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Viewing changes to elisa-plugins/elisa/plugins/pigment/widgets/list.py

  • Committer: Florian Boucault
  • Date: 2008-12-18 18:49:37 UTC
  • Revision ID: kaleo@emilia-20081218184937-t1x6kiniqpc32oet
Do not force the selected item in list to be visually centered.

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Lines of Context:
elisa-plugins/elisa/plugins/pigment/widgets/list.py
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        self._animated_selector = None
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        self._last_drag_motion = 0
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        self.visible_range_size = visible_range_size
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        # signals support and mouse dragging support
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        self._drag_zone = Image()
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        self._update_style_properties(self._style.get_items())
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        self.visible_range_size = visible_range_size
 
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    # Public API
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    def set_model(self, model):
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    selected_item_index = property(selected_item_index__get, selected_item_index__set)
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    def _selected_to_range_start(self, selected):
 
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        start = self._animated.visible_range_start
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        half_size = (self.visible_range_size-1.0)/2.0
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        if selected <= half_size or len(self.model) <= self.visible_range_size:
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            visible_range_start = 0.0
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        elif selected >= len(self.model)-half_size:
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            visible_range_start = len(self.model)-self.visible_range_size
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        else:
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            visible_range_start = selected-half_size
 
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            # only moves the list if newly selected item is not visible
 
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            if selected <= start+1:
 
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                visible_range_start = selected-1
 
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            elif selected >= start+self._visible_range_size-1:
 
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                visible_range_start = selected-self._visible_range_size+2
 
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            else:
 
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                visible_range_start = start
 
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        return visible_range_start
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    def _range_start_to_selected(self, range_start):