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Worked over the list_disclosure.py example to properly use the selection_target arg and kwargs.

This commit is contained in:
Jeff Pittman 2012-07-29 01:05:49 -05:00
parent e2db30d37f
commit 19c8d0c878
1 changed files with 17 additions and 5 deletions
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22
examples/widgets/list_disclosure.py
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@ -44,7 +44,6 @@ class ListItemSubButton(SelectableItem, Button):
deselected_color = None
def __init__(self, **kwargs):
kwargs['selection_target'] = self.parent
super(ListItemSubButton, self).__init__(**kwargs)
# Set deselected_color to be default Button bg color.
@ -69,7 +68,6 @@ class ListItemSubLabel(SelectableItem, Label):
deselected_color = ListProperty([.33, .33, .33, 1])
def __init__(self, **kwargs):
kwargs['selection_target'] = self.parent
super(ListItemSubLabel, self).__init__(**kwargs)
# [TODO] Should Label have background_color, like Button, etc.?
@ -99,15 +97,29 @@ class ListItem(SelectableItem, BoxLayout):
content_button = ObjectProperty(None)
def __init__(self, **kwargs):
super(ListItem, self).__init__(size_hint_y=None, height=25)
super(ListItem, self).__init__(**kwargs)
# Now this button just has text '>', but it would be neat to make the
# left button hold icons -- the list would be heterogeneous, containing
# different ListItem types that could be filtered perhaps (an option
# for selecting all of a given type, for example).
self.icon_button = ListItemSubButton(
text='>', size_hint_x=.05, size_hint_y=None, height=25)
# For sub list items, set selection_target to self (this is a kind of
# composite list item) so that when they are touched, the composite
# list item is selected, not the components. Any list item component
# that should be selected individually, would need to override this.
kwargs['selection_target'] = self
# Make a copy of kwargs and add specific args for the "disclosure"
# icon button.
icon_kwargs = kwargs.copy()
icon_kwargs['text'] = '>'
icon_kwargs['size_hint_x'] = .05
self.icon_button = ListItemSubButton(**icon_kwargs)
# Use the passed in kwargs for the "content" button.
self.content_button = ListItemSubButton(**kwargs)
self.add_widget(self.icon_button)
self.add_widget(self.content_button)