/usr/share/kivy-examples/widgets/compound_selection.py is in python-kivy-examples 1.9.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | from kivy.uix.gridlayout import GridLayout
from kivy.uix.button import Button
from kivy.uix.behaviors import CompoundSelectionBehavior
from kivy.app import runTouchApp
from kivy.core.window import Window
class SelectableGrid(CompoundSelectionBehavior, GridLayout):
def __init__(self, **kwargs):
super(SelectableGrid, self).__init__(**kwargs)
keyboard = Window.request_keyboard(None, self)
keyboard.bind(on_key_down=self.select_with_key_down,
on_key_up=self.select_with_key_up)
def print_selection(*l):
print('selected: ', [x.text for x in self.selected_nodes])
self.bind(selected_nodes=print_selection)
def goto_node(self, key, last_node, last_node_idx):
''' This function is used to go to the node by typing the number
of the text of the button.
'''
node, idx = super(SelectableGrid, self).goto_node(key, last_node,
last_node_idx)
if node == last_node:
children = self.children
for i in range(len(children)):
if children[i].text == key:
return children[i], i
return node, idx
def select_node(self, node):
node.background_color = (1, 0, 0, 1)
return super(SelectableGrid, self).select_node(node)
def deselect_node(self, node):
node.background_color = (1, 1, 1, 1)
super(SelectableGrid, self).deselect_node(node)
def do_touch(self, instance, touch):
if ('button' in touch.profile and touch.button in
('scrollup', 'scrolldown', 'scrollleft', 'scrollright')) or\
instance.collide_point(*touch.pos):
self.select_with_touch(instance, touch)
else:
return False
return True
root = SelectableGrid(cols=5, up_count=5, multiselect=True, scroll_count=1)
for i in range(40):
c = Button(text=str(i))
c.bind(on_touch_down=root.do_touch)
root.add_widget(c)
runTouchApp(root)
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