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Added Factory register call, and trying to use CompositeListItem in the template for the new thumbnailed cascading lists example.

This commit is contained in:
Jeff Pittman 2012-08-02 10:55:21 -05:00
parent 753696f78b
commit caec459146
1 changed files with 13 additions and 7 deletions
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20
examples/widgets/lists/list_cascade_images.py
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@ -1,9 +1,10 @@
from kivy.adapters.listadapter import ListAdapter, ListsAdapter
from kivy.adapters.mixins.selection import SelectableItem
#from kivy.adapters.mixins.selection import SelectableItem
from kivy.uix.boxlayout import BoxLayout
from kivy.uix.gridlayout import GridLayout
from kivy.uix.listview import ListView, ListItemButton
from kivy.uix.listview import ListView, ListItemButton, CompositeListItem
from kivy.lang import Builder
from kivy.factory import Factory
from fruit_data import fruit_categories
@ -11,11 +12,13 @@ from image_detail_view import ImageDetailView
# This is a copy of list_cascade.py with image thumbnails added to the list
# item views and a larger image shown in the detail view for the selected
# image. It uses the kv template method for the listview that shows list
# items with thumbnail images of the fruits.
# fruit. It uses the kv template method for providing the list item view to
# the listview showing the list of fruits for a selected category.
Factory.register('CompositeListItem', cls=CompositeListItem)
Builder.load_string('''
[ThumbnailedListItem@SelectableItem,BoxLayout]:
[ThumbnailedListItem@CompositeListItem]:
size_hint_y: ctx.size_hint_y
height: ctx.height
Image
@ -38,7 +41,7 @@ class CascadingView(GridLayout):
list_item_args_converter = lambda x: {'text': x,
'size_hint_y': None,
'height': 32}
'height': 25}
# Fruit categories list on the left:
#
@ -56,12 +59,15 @@ class CascadingView(GridLayout):
# Fruits, for a given category, in the middle:
#
image_list_item_args_converter = lambda x: {'text': x,
'size_hint_y': None,
'height': 32}
fruits_list_adapter = \
ListsAdapter(
observed_list_adapter=fruit_categories_list_adapter,
lists_dict=fruit_categories,
data=fruit_categories[categories[0]],
args_converter=list_item_args_converter,
args_converter=image_list_item_args_converter,
selection_mode='single',
allow_empty_selection=False,
template='ThumbnailedListItem')