Вы можете добавить on_touch_up
метод в вашем User
классе.
def on_touch_up(self, touch):
if (hasattr(self.postUser, 'focus') and self.postUser.focus):
self.postUser.focus = False
self.postUser.background_color = [1, 1, 1, 1]
Я отправляю полный код.
test.py
from kivy.uix.screenmanager import Screen
from kivy.app import App
from kivy.core.window import Window
from kivy.uix.boxlayout import BoxLayout
from kivy.properties import StringProperty, ObjectProperty
from kivy.clock import Clock
Window.clearcolor = (0.5, 0.5, 0.5, 1)
Window.size = (500, 150)
class User(Screen):
name = ObjectProperty(None)
def __init__(self, **kwargs):
super(User, self).__init__(**kwargs)
Window.bind(on_key_down=self._on_keyboard_down)
Clock.schedule_once(self.name_focus, 1)
def name_focus(self, *args):
self.postUser.focus = True
self.postUser.background_color = [0.5, 0.5, 0.5, 1]
def _on_keyboard_down(self, instance, keyboard, keycode, text, modifiers):
if (hasattr(self.postUser, 'focus') and self.postUser.focus) and keycode == 40:
self.add()
def add(self):
print('button Event Call')
def on_touch_up(self, touch):
if (hasattr(self.postUser, 'focus') and self.postUser.focus):
self.postUser.focus = False
self.postUser.background_color = [1, 1, 1, 1]
class Test(App):
def build(self):
return self.root
if __name__ == '__main__':
Test().run()
test.kv
#:kivy 1.10.0
User:
name: name
postUser : postUser
BoxLayout:
orientation: "vertical"
GridLayout:
cols: 2
padding: 20, 20
spacing: 10, 10
Label:
text: "Name"
text_size: self.size
valign: 'middle'
TextInput:
id:name
text_size: self.size
GridLayout:
cols: 2
padding: 0, 0
spacing: 5, 0
size_hint: .5, .35
pos_hint: {'x': .25, 'y': 0}
Button:
id:postUser
size_hint_x: .5
text: "Ok"
focus: False
on_release:
root.add()