Revize 177b96f0

Re: #8893 - connect logger view with logger

aswi2021vochomurka/view/logger_view.py

@@ +1 @@
+import logging
+
+from PyQt5.QtWidgets import QPlainTextEdit
+
+
+class LoggerView(logging.Handler):
+    def __init__(self, parent):
+        super().__init__()
+
+        self.widget = QPlainTextEdit(parent)
+        self.widget.setReadOnly(True)
+        self.widget.setFixedHeight(120)
+
+    def emit(self, record):
+        msg = self.format(record)
+        self.widget.insertPlainText(msg + '\n')
+        self.widget.verticalScrollBar().setValue(self.widget.verticalScrollBar().maximum())
+        pass
+
+    def write(self, m):
+        pass

aswi2021vochomurka/view/main_view.py

@@ +1 @@
+import logging
 import math
 import random
 
@@ -23 +24 @@
 import matplotlib.pyplot as plt
 import random
 
+from aswi2021vochomurka.view.logger_view import LoggerView
+
 
 class Worker(QObject, SubscriberCallback):
     connected = pyqtSignal()
@@ -79 +82 @@
         self.setMinimumSize(QSize(440, 240))
         self.setWindowTitle("MQTT demo")
 
-        # Add text field
-        self.b = QPlainTextEdit(self)
-        self.b.insertPlainText("App started...\n")
-        # self.b.move(10, 50)
-        # self.b.resize(200, 100)
+        # Add logger text field
+        logger = LoggerView(self)
+        formatter = logging.Formatter('%(asctime)s %(message)s', '%H:%M')
+        logger.setFormatter(formatter)
+        logger.setLevel(logging.INFO)
+        logging.getLogger('').addHandler(logger)
 
         layout = QVBoxLayout()
-        layout.addWidget(self.b)
+        layout.addWidget(logger.widget)
         layout.addWidget(self.toolbar)
         layout.addWidget(self.canvas)
 
@@ -98 +102 @@
 
     # action called by thte push button
     def plot(self):
-
         self.chartsNum += 1
         rows = math.ceil(self.chartsNum / 2)
 
@@ -118 +121 @@
         self.worker = Worker()
         self.worker.moveToThread(self.workerThread)
         self.workerThread.started.connect(self.worker.start)
-        self.worker.newMessage.connect(
-            lambda message: self.b.insertPlainText(message + "\n")
-        )
+        # self.worker.newMessage.connect(
+        #    lambda message: self.b.insertPlainText(message + "\n")
+        # )
         self.worker.window = self
         self.workerThread.start()