我们从Python开源项目中，提取了以下35个代码示例，用于说明如何使用kivy.uix.screenmanager.Screen()。
def build(self): Window.bind(keyboard_height=self.updateHeight) if platform == 'android': return MainWidget() # the dreaded splash screen code from kivy.uix.screenmanager import NoTransition, ScreenManager, Screen from kivy.uix.image import Image sm = ScreenManager(transition=NoTransition()) splashScr = Screen(name='SplashScreen') splashScr.add_widget(Image(source='misc/splash-desktop.png')) sm.add_widget(splashScr) mainScr = Screen(name='MainScreen') mainScr.add_widget(MainWidget()) sm.add_widget(mainScr) def switchToMainScr(instance): sm.current = 'MainScreen' Clock.schedule_once(switchToMainScr, 3) return sm
def run_script(self): self.write_settings() url = self.root.get_screen("landing").ids.url.text try: if not self.loader.has_original_state(): self.loader.record_original_state() self.loader.reset() result = self.loader.load_and_run(url) if not isinstance(result, Screen): raise RuntimeError("Entry point did not return kivy.uix.screenmanager.Screen") self.root.switch_to(result) # TODO: Loader keeps leaving tmp folders around, make sure they are cleaned up except Exception as e: show_exception(e)
def generate_connecting_screen(self, obj, *args): # remove keyboard from screen self.wifi_status = 'nothing' Window.release_all_keyboards() # wifi credentials if obj.id == 'encrypted': psk = obj.ids.password.text else: psk = '' ssid = obj.ssid self.wifi_data = {'ssid': ssid, 'psk': psk, 'force': True} # layout for connecting screen s = Screen(name=self.name+'[2]') c = WifiConnecting(ssid=ssid) s.add_widget(c) self.rsm.add_widget(s) self.rsm.current = s.name self.temp_screen = s thread.start_new_thread(self.connectWifi_thread, ()) Clock.schedule_interval(self.connectWifi_callback, 1) #self.generate_confirmation_screen(s)
def show_new_screen(self, instance_new_screen, string_new_name_screen): """????????????? ????? ?????.""" # ???? ???????? ??????? ???? ? ??? ?? ?????, ????????, About ? About. name_current_screen = self.start_screen.screen_manager.current if name_current_screen == string_new_name_screen: return # ??????? ????? ????? (Activity). screen = Screen(name=string_new_name_screen) screen.add_widget(instance_new_screen) # ????????? Activity ? ???????? ????????; # ????????????? ???????? ????? ??????; # ??????? Activity ?? ?????; # ????????????? ??? Activity ? ActionBar; # ?????? ?????? action_previous ? ????? ???? ActionBar. self.start_screen.screen_manager.add_widget(screen) self.start_screen.screen_manager.transition = FadeTransition() self.start_screen.screen_manager.current = string_new_name_screen self.start_screen.action_previous.title = string_new_name_screen self.start_screen.action_previous.app_icon = \ "Data/Images/arrow_left.png"
def screen_manager_current(self, current, direction=None, history=True): screens = { 'overview': OverviewScreen, 'switch_account': SwitchAccountScreen, 'manage_keystores': ManageKeystoreScreen, 'flashqrcode': FlashQrCodeScreen, 'about': AboutScreen, } screen_manager = self.screen_manager # creates the Screen object if it doesn't exist if not screen_manager.has_screen(current): screen = screens[current](name=current) screen_manager.add_widget(screen) if direction is not None: screen_manager.transition.direction = direction screen_manager.current = current if history: # do not update history if it's the same screen because we do not # want the go back button to behave like it was doing nothing if not self.screen_history or self.screen_history[-1] != current: self.screen_history.append(current) # in this case let's reset since the overview is the root screen # because we never want the back button to bring us from overview # to another screen if current == 'overview': self.screen_history = []
def setup_gui(self): # vytvá?í grafické rozhraní self.sm = ScreenManager(transition=SlideTransition(direction="left")) self.gameScreen = Screen(name='GameScreen') self.layout = FloatLayoutBG(size_hint=(1,1)) self.sOverlay = FloatLayout(size_hint=(1,1)) self.field = GameMatrix(self, cols=12, rows=22, size_hint=(0.75, 0.83), pos_hint={'center_x':0.5, 'center_y':0.5}, master=self.layout, spacing=1) self.id_label = Label(font_name='font/Roboto-Thin.ttf', text=u'', pos_hint={'top':1, 'right':0.125}, size_hint=(0.125,0.085), font_size='48dp') self.overlay = Overlay(self, size_hint=(.1,1), pos_hint={"right":1}) self.dock = Dock(self, size_hint=(0.75,0.0845), pos_hint={'center_x':0.5}, opacity=1) self.layout.add_widget(self.field, index=0) self.layout.add_widget(self.id_label, index=0) self.nicknameLabel = Label(font_name='font/Roboto-Regular.ttf', text=self.nickname, pos_hint={'top':1, 'center_x':0.5}, font_size='26dp', size_hint=(0.75,0.085)) self.nextPiece = NextPiece() self.layout.add_widget(self.nextPiece) self.layout.add_widget(self.nicknameLabel, index=0) self.layout.add_widget(self.dock, index=0) self.layout.add_widget(self.overlay) self.layout.add_widget(self.sOverlay) self.layout.add_widget(GestureListener(root=self, pos_hint={'x': 0})) self.chat = Notification() self.chat.unread.opacity = 0 self.layout.add_widget(self.chat) self.gameScreen.add_widget(self.layout) self.sm.add_widget(LanguageScreen(name='LanguageScreen', root=self)) self.sm.add_widget(MainMenuScreen(name='MainMenuScreen', root=self)) self.sm.add_widget(ConnectScreen(name='ConnectScreen', root=self)) self.sm.add_widget(self.gameScreen) self.sm.add_widget(PartylineScreen(name="PartylineScreen", root=self)) self.sm.add_widget(StatsScreen(name="StatsScreen", root=self)) self.sm.add_widget(SettingsScreen(name="SettingsScreen", root=self)) self.sm.add_widget(BookmarksScreen(name="BookmarksScreen", root=self)) self.sm.add_widget(TutorialMove(root=self, name="TutorialMove", directory="moving", frames=5)) self.sm.add_widget(TutorialDrop(root=self, name="TutorialDrop", directory="drop", frames=3)) self.sm.add_widget(TutorialSpecial(root=self, name="TutorialSpecial", directory="sendspecial", frames=4)) self.sm.add_widget(TutorialNavigate(root=self, name="TutorialNavigate", directory="navigation", frames=7)) self.sm.add_widget(TutorialPlayers(root=self, name="TutorialPlayers", directory="players", frames=4)) return self.sm
def __init__(self, **kwargs): super(MyScreenManager, self).__init__(**kwargs) self.add_widget(MyScreen(name='Screen 1')) self.current = 'Screen 1'
def light_off( dt ): with thermostatLock: GPIO.output( lightPin, GPIO.LOW ) log( LOG_LEVEL_DEBUG, CHILD_DEVICE_SCREEN, MSG_SUBTYPE_TEXT, "Screen Off" )
def __init__(self, **kwargs): super(Screen, self).__init__(**kwargs) Clock.schedule_once(self.callback) self.corridor_set = CORRIDOR self.wall_set = WALL self.corner_set = CORNER self.corner_size_set = CORNERSIZE self.dot_set = DIAMDOT self.animation_set = ANIMSPEED
def __init__(self, **kwargs): super(Screen, self).__init__(**kwargs) self.root = None self.started = False self.createmaze()
def build(self): # Instantiate Screen Manager and add a child widget-- the Main Screen # Root widget is RoboScreenManager sm = RoboScreenManager(transition=NoTransition()) sm.add_widget(MainScreen(name='main')) return sm
def ap_mode_2_4(self, **kwargs): c = Screen(name=self.name + '[2]') s = AP_Mode_2_4(self) c.add_widget(s) self.sm.add_widget(c) self.sm.current = c.name #start the hotspot self.generate_ap_confirmation_screen() Clock.schedule_interval(self.ap_mode_2_4_callback, .5)
def ap_mode_failure(self, **kwargs): c = Screen(name=self.name+'[3]') s = AP_Mode_Failure(self) c.add_widget(s) self.sm.add_widget(c) self.sm.current = c.name
def ap_mode_success(self, **kwargs): c = Screen(name=self.name+'[4]') s = AP_Mode_Success(self) c.add_widget(s) self.sm.add_widget(c) self.sm.current = c.name self.save_connection_info()
def _generate_failure_screen(self, *args): s = Screen(name=self.name+'[3]') c = WifiFailure(self._retry_config) s.add_widget(c) self.rsm.add_widget(s) self.rsm.current = s.name
def build(self): # Kivy is stubborn and overrides self.config with a built-in ConfigParser self.config = hqc_config.get_instance(file="conn.conf") # Give the web socket a reference to the app gui = Builder.load_file("HQC.kv") self.root = gui # Link application to Screen Manager self.root.app = self return gui
def sethotkey1_ScreenToggle(obj): global hotkey1string hotkey1string = "Screen Toggle"
def sethotkey2_ScreenToggle(obj): global hotkey2string hotkey2string = "Screen Toggle"
def addslashes(s): d = {'"':'\\"', "'":"\\'", "\0":"\\\0", "\\":"\\\\"} return ''.join(d.get(c, c) for c in s) # Screen's
def add_screens(self, name_screen, screen_manager, new_screen): screen = Screen(name=name_screen) screen.add_widget(new_screen) screen_manager.add_widget(screen) screen_manager.current = name_screen
def display_error(grid, error, box_height='400dp'): error_box = BoxLayout(orientation='horizontal', size_hint_y=None, height=box_height) error_label = Label(text="Bad Input:\n" + error, size_hint_x=None, width=Window.width, valign='top', halign='center') # error_label.text_size = error_label.size error_box.add_widget(error_label) grid.add_widget(error_box) return error_box # Main Menu Screen with options to choose an OS Algorithm
def toggle_about_text(self, *args): if self.about_visible: self.about_label.text = "" self.about_visible = False else: self.about_label.text = 'Developers: Udit Arora, Namrata Mukhija, Priyanka, Rohit Takhar\nAdvisor: Dr. Pinaki Chakraborty\n' self.about_visible = True # Input Screen for CPU Scheduling Algorithms with partial scrolling
def switch_to_main_menu(self, *args): self.manager.transition.direction = 'right' self.manager.current = 'menu' # Output Screen for CPU Scheduling algorithms
def switch_to_da_form(self, *args): self.manager.transition.direction = 'right' self.manager.current = 'da_form' # Input Screen for Deadlock Detection algorithm
def switch_to_page_form(self, *args): self.manager.transition.direction = 'right' self.manager.current = 'page_form' # Input Screen for Disk Scheduling Algorithms
def save(self, usb = False, *args,**kwargs): if self.meta != None: self.save_meta() save_dir = roboprinter.robo_screen() Logger.info(save_dir) save_dir = save_dir.replace("ROBOSAVE", "") Logger.info(save_dir) filename = os.path.basename(self.temp_file_path) if save_dir == 'local': save_dir = FILES_DIR + "/"+ filename final_dir = save_dir counter = 0 #don't overwrite an already saved file while os.path.isfile(final_dir): counter += 1 final_dir = save_dir.replace(".gcode", "_" + str(counter) + ".gcode") short_dir = 'local/' else: short_dir = save_dir + "/" save_dir = FILES_DIR + "/" + save_dir + "/"+ filename final_dir = save_dir counter = 0 #dont overwrite an already saved file while os.path.isfile(final_dir): counter += 1 final_dir = save_dir.replace(".gcode", "_" + str(counter) + ".gcode") if os.path.isfile(self.temp_file_path): #copy the file shutil.copyfile(self.temp_file_path, final_dir) #remove the temporary file if it is not from a USB drive if not usb: os.remove(self.temp_file_path) fit_filename = filename.replace(".gcode", "_" + str(counter)) if len(fit_filename) > 24: fit_filename = "..." + fit_filename[len(fit_filename) - 24:] layout = Confirmation_Screen(roboprinter.lang.pack['Files']['Save_File']['Sub_Title'], fit_filename + roboprinter.lang.pack['Files']['Save_File']['Body'], "Icons/Slicer wizard icons/check_icon.png", roboprinter.robosm.go_back_to_main) sc = Screen(name = 'confirmation') sc.add_widget(layout) roboprinter.robosm.add_widget(sc) roboprinter.robosm.current = sc.name Logger.info('File Saved/Removed') #add a 2 second delay for updating files Clock.schedule_once(self.update_files, 2)
def HotKey1(channel): global hotkey1string global screenon global windowuptime global windowdowntime global WINDOWSUPON global WINDOWSDOWNON if hotkey1string == "Seek Up": Clock.schedule_once(seekup_callback) Clock.schedule_once(seekup_callback,.1) if hotkey1string == "Seek Down": Clock.schedule_once(seekdown_callback) Clock.schedule_once(seekdown_callback,.1) if hotkey1string == "Garage": Clock.schedule_once(garage_callback) Clock.schedule_once(garage_callback,.1) if hotkey1string == "Radar": Clock.schedule_once(radar_callback) if hotkey1string == "Cup Lights": Clock.schedule_once(leds_callback) if hotkey1string == "Windows Up": if WINDOWSDOWNON == 0: #only works when windows down isnt running Clock.schedule_once(windowsup_callback) Clock.schedule_once(windowsupOFF_callback, windowuptime) return if WINDOWSUPON == 1: Clock.schedule_once(windowsupOFF_callback) #if windows going up while pushed, will cancel and stop windows if hotkey1string == "Windows Down": if WINDOWSUPON == 0: #only works when windows up isnt running Clock.schedule_once(windowsdown_callback) Clock.schedule_once(windowsdownOFF_callback, windowdowntime) return if WINDOWSDOWNON == 1: Clock.schedule_once(windowsdownOFF_callback) #if windows going down while pushed, will cancel and stop windows if hotkey1string == "Screen Toggle": if screenon == 1: os.system("sudo echo 1 > /sys/class/backlight/rpi_backlight/bl_power") #turns screen off screenon = 0 return if screenon == 0: os.system("sudo echo 0 > /sys/class/backlight/rpi_backlight/bl_power") #turns screen on screenon = 1 return if hotkey1string == "None": return
def HotKey2(channel): global hotkey2string global screenon global windowuptime global windowdowntime global WINDOWSUPON global WINDOWSDOWNON if hotkey2string == "Seek Up": Clock.schedule_once(seekup_callback) Clock.schedule_once(seekup_callback,.1) if hotkey2string == "Seek Down": Clock.schedule_once(seekdown_callback) Clock.schedule_once(seekdown_callback,.1) if hotkey2string == "Garage": Clock.schedule_once(garage_callback) Clock.schedule_once(garage_callback,.1) if hotkey2string == "Radar": Clock.schedule_once(radar_callback) if hotkey2string == "Cup Lights": Clock.schedule_once(leds_callback) if hotkey2string == "Windows Up": if WINDOWSDOWNON == 0: #only works when windows down isnt running Clock.schedule_once(windowsup_callback) Clock.schedule_once(windowsupOFF_callback, windowuptime) return if WINDOWSUPON == 1: Clock.schedule_once(windowsupOFF_callback) #if windows going up while pushed, will cancel and stop windows if hotkey2string == "Windows Down": if WINDOWSUPON == 0: #only works when windows up isnt running Clock.schedule_once(windowsdown_callback) Clock.schedule_once(windowsdownOFF_callback, windowdowntime) return if WINDOWSDOWNON == 1: Clock.schedule_once(windowsdownOFF_callback) #if windows going down while pushed, will cancel and stop windows if hotkey2string == "Screen Toggle": if screenon == 1: os.system("sudo echo 1 > /sys/class/backlight/rpi_backlight/bl_power") #turns screen off screenon = 0 return if screenon == 0: os.system("sudo echo 0 > /sys/class/backlight/rpi_backlight/bl_power") #turns screen on screenon = 1 return if hotkey2string == "None": return
