mirror of
https://git.mirrors.martin98.com/https://github.com/Ultimaker/Cura
synced 2025-05-05 23:04:30 +08:00
81 lines
3.7 KiB
Python
81 lines
3.7 KiB
Python
from UM.Signal import Signal, SignalEmitter
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from UM.PluginObject import PluginObject
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import threading
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import platform
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import glob
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import time
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class USBPrinterManager(SignalEmitter,PluginObject):
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def __init__(self):
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super().__init__()
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self._serial_port_list = []
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self._printer_connections = []
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self._check_ports_thread = threading.Thread(target=self._updateConnectionList)
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self._check_ports_thread.daemon = True
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self._check_ports_thread.start()
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## Check all serial ports and create a PrinterConnection object for them.
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# Note that this does not validate if the serial ports are actually usable!
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# This is only done when the connect function is called.
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def _updateConnectionList(self):
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while True:
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temp_serial_port_list = self.getSerialPortList(only_list_usb = True)
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if temp_serial_port_list != self._serial_port_list: # Something changed about the list since we last changed something.
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disconnected_ports = [port for port in self._serial_port_list if port not in temp_serial_port_list ]
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self._serial_port_list = temp_serial.port_list
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for serial_port in self._serial_port_list:
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if self.getConnectionByPort(serial_port) is None: #If it doesn't already exist, add it
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self._printer_connections.append(PrinterConnection(serial_port))
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for serial_port in disconnected_ports: # Close connections and remove them from list.
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connection = self.getConnectionByPort(serial_port)
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connection.close()
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self._printer_connections.remove(connection)
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time.sleep(5) #Throttle, as we don't need this information to be updated every single second.
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def connectAllConnections(self):
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for connection in self._printer_connections:
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connection.connect()
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def getActiveConnections(self):
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return [connection for connection in self._printer_connections if connection.isConnected()]
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##
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def getConnectionByPort(self, serial_port):
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for printer_connection in self._printer_connections:
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if serial_port == printer_connection.getSerialPort():
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return printer_connection
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return None
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## Create a list of serial ports on the system.
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# \param only_list_usb If true, only usb ports are listed
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def getSerialPortList(self,only_list_usb=False):
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base_list=[]
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if platform.system() == "Windows":
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try:
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key=_winreg.OpenKey(_winreg.HKEY_LOCAL_MACHINE,"HARDWARE\\DEVICEMAP\\SERIALCOMM")
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i=0
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while True:
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values = _winreg.EnumValue(key, i)
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if not base_list or 'USBSER' in values[0]:
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base_list+=[values[1]]
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i+=1
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except:
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pass
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if base_list:
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base_list = base_list + glob.glob('/dev/ttyUSB*') + glob.glob('/dev/ttyACM*') + glob.glob("/dev/cu.usb*")
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base_list = filter(lambda s: not 'Bluetooth' in s, base_list) #Filter because mac sometimes puts them in the list
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#prev = profile.getMachineSetting('serial_port_auto')
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#if prev in base_list:
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# base_list.remove(prev)
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# base_list.insert(0, prev)
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else:
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base_list = base_list + glob.glob('/dev/ttyUSB*') + glob.glob('/dev/ttyACM*') + glob.glob("/dev/cu.*") + glob.glob("/dev/tty.usb*") + glob.glob("/dev/rfcomm*") + glob.glob('/dev/serial/by-id/*')
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#if version.isDevVersion() and not base_list:
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#base_list.append('VIRTUAL')
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return base_list |