Module matisse_controller.gui.widgets.status_monitor

Source code 
from queue import Queue

from PyQt5.QtGui import QFont
from PyQt5.QtWidgets import QLabel

import matisse_controller.config as cfg
from matisse_controller.gui.threads import StatusUpdateThread, ExitFlag


class StatusMonitor(QLabel):
    """
    A QLabel that runs a StatusUpdateThread, and sets its own text to the emitted results of that thread. Each update
    executes in the creating thread for instances of this class.
    """

    def __init__(self, matisse, messages: Queue, *args, **kwargs):
        """
        Parameters
        ----------
        matisse : matisse_controller.matisse.matisse.Matisse
            an instance of Matisse to be provided to the StatusUpdateThread
        messages
            a message queue to be given to the StatusUpdateThread
        *args
            args to pass to `QLabel.__init__`
        **kwargs
            kwargs to pass to `QLabel.__init__`
        """
        super().__init__(*args, **kwargs)
        self.messages = messages
        self.setFont(QFont('StyleNormal', cfg.get(cfg.STATUS_MONITOR_FONT_SIZE)))
        self.update_thread = StatusUpdateThread(matisse, messages, parent=self)
        self.update_thread.status_read.connect(self.setText)
        self.update_thread.start()

    def clean_up(self):
        self.messages.put(ExitFlag())
        self.update_thread.wait()

Classes

class StatusMonitor (matisse, messages, *args, **kwargs)

A QLabel that runs a StatusUpdateThread, and sets its own text to the emitted results of that thread. Each update executes in the creating thread for instances of this class.

Parameters

matisse : Matisse
an instance of Matisse to be provided to the StatusUpdateThread
messages
a message queue to be given to the StatusUpdateThread
*args
args to pass to QLabel.__init__
**kwargs
kwargs to pass to QLabel.__init__
Source code 
class StatusMonitor(QLabel):
    """
    A QLabel that runs a StatusUpdateThread, and sets its own text to the emitted results of that thread. Each update
    executes in the creating thread for instances of this class.
    """

    def __init__(self, matisse, messages: Queue, *args, **kwargs):
        """
        Parameters
        ----------
        matisse : matisse_controller.matisse.matisse.Matisse
            an instance of Matisse to be provided to the StatusUpdateThread
        messages
            a message queue to be given to the StatusUpdateThread
        *args
            args to pass to `QLabel.__init__`
        **kwargs
            kwargs to pass to `QLabel.__init__`
        """
        super().__init__(*args, **kwargs)
        self.messages = messages
        self.setFont(QFont('StyleNormal', cfg.get(cfg.STATUS_MONITOR_FONT_SIZE)))
        self.update_thread = StatusUpdateThread(matisse, messages, parent=self)
        self.update_thread.status_read.connect(self.setText)
        self.update_thread.start()

    def clean_up(self):
        self.messages.put(ExitFlag())
        self.update_thread.wait()

Ancestors

  • PyQt5.QtWidgets.QLabel
  • PyQt5.QtWidgets.QFrame
  • PyQt5.QtWidgets.QWidget
  • PyQt5.QtCore.QObject
  • sip.wrapper
  • PyQt5.QtGui.QPaintDevice
  • sip.simplewrapper

Methods

def clean_up(self)
Source code 
def clean_up(self):
    self.messages.put(ExitFlag())
    self.update_thread.wait()