kivyblocks/kivyblocks/ready.py
2021-11-06 10:08:08 +08:00

125 lines
3.1 KiB
Python

from traceback import print_exc
from contextlib import contextmanager
from kivy.core.window import Window
from kivy.clock import Clock
from kivy.utils import platform
from kivy.app import App
from kivy.properties import BooleanProperty
desktopOSs=[
"win",
"linux",
"macosx"
]
class WidgetReady(object):
fullscreen = BooleanProperty(False)
ready = BooleanProperty(False)
_fullscreen = False
@contextmanager
def fboContext(self):
self._fbo = Fbo(size=self.size)
with self._fbo:
self._background_color = Color(0,0,0,1)
self._background_rect = Rectangle(size=self.size)
try:
yield self._fbo
except Exception as e:
print_exc()
print('Exeception=',e)
with self.canvas:
self._fbo_rect = Rectangle(size=self.size,
texture=self._fbo.texture)
def on_ready(self, *args):
pass
def set_ready(self, *args):
self.ready = True
def reready(self):
self.ready = False
Clock.schedule_once(self.set_ready, 0.1)
def use_keyboard(self):
self.my_kb = Window.request_keyboard(None, self)
if not self.my_kb:
print('my_kb is None........')
return
self.my_kb.bind(on_key_down=self._on_keyboard_down)
if self.my_kb.widget:
self.my_kb.set_mode_free()
def key_handle(self,keyinfo):
pass
def _on_keyboard_down(self, keyboard, keycode, text, modifiers):
print('The key', keycode, 'have been pressed')
print(' - text is %r' % text)
print(' - modifiers are %r' % modifiers)
keyinfo = {
"keyname":keycode[1],
"modifiers":modifiers
}
self.key_handle(keyinfo)
return True
def on_fullscreen(self, instance, value):
window = self.get_parent_window()
if not window:
Logger.warning('VideoPlayer: Cannot switch to fullscreen, '
'window not found.')
return
if not self.parent:
Logger.warning('VideoPlayer: Cannot switch to fullscreen, '
'no parent.')
return
app = App.get_running_app()
if value:
Window.fullscreen = True
app.fs_widget = self
self._fullscreen_state = state = {
'parent': self.parent,
'pos': self.pos,
'size': self.size,
'pos_hint': self.pos_hint,
'size_hint': self.size_hint,
'window_children': window.children[:]}
# if platform in desktopOSs:
# Window.maximize()
# remove all window children
for child in window.children[:]:
window.remove_widget(child)
if state['parent'] is not window:
state['parent'].remove_widget(self)
window.add_widget(self)
self.pos = (0, 0)
self.pos_hint = {}
self.size_hint = (1, 1)
else:
app.fs_widget = None
Window.fullscreen = False
#if platform in desktopOSs:
# Window.restore()
state = self._fullscreen_state
window.remove_widget(self)
for c in state['window_children']:
if c in Window.children:
Window.remove_widget(c)
for child in state['window_children']:
window.add_widget(child)
self.pos_hint = state['pos_hint']
self.size_hint = state['size_hint']
self.pos = state['pos']
self.size = state['size']
if state['parent'] is not window:
state['parent'].add_widget(self)