aswi2021vochomurka-gitlab/aswi2021vochomurka/view/logger_view.py @ 000a03b7

import logging

from PyQt5.QtCore import pyqtSignal, QObject
from PyQt5.QtWidgets import QPlainTextEdit


class LoggerView(logging.Handler, QObject):
    append = pyqtSignal(str)

    def __init__(self, parent):
        super().__init__()
        super(QObject, self).__init__()

        self.widget = QPlainTextEdit(parent)
        self.widget.setReadOnly(True)
        self.widget.setFixedHeight(120)
        self.append.connect(
            lambda msg: self.appendMessage(msg)
        )

    def emit(self, record):
        msg = self.format(record)
        self.append.emit(msg)

    def appendMessage(self, msg):
        self.widget.appendPlainText(msg)
        self.widget.verticalScrollBar().setValue(self.widget.verticalScrollBar().maximum())

    def write(self, m):
        pass