Allow Clearing the Logger (#65)

Author: PaulJonasJost

src/petab_gui/controllers/logger_controller.py

@@ -1,6 +1,8 @@
 """File containing the controller of the logger widget."""
 from datetime import datetime
 
+from pyarrow import timestamp
+
 
 class LoggerController:
     """Mainly responsible for handling the logger widget."""
@@ -30,3 +32,11 @@ def log_message(self, message, color="black"):
             f"[{timestamp}]\t <span style='color: {color};'>{message}</span>"
         for view in self.views:
             view.logger.append(full_message)
+
+    def clear_log(self):
+        """Clear the logger."""
+        timestamp = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+        clear_message = f"[{timestamp}]\t Logger cleared."
+        for view in self.views:
+            view.logger.clear()
+            view.logger.append(clear_message)

src/petab_gui/controllers/mother_controller.py

@@ -350,6 +350,12 @@ def setup_actions(self):
         actions["show_plot"].toggled.connect(
             lambda checked: self.view.plot_dock.setVisible(checked)
         )
+        # Clear Log
+        actions["clear_log"] = QAction(
+            qta.icon("mdi6.delete"),
+            "Clear Log", self.view
+        )
+        actions["clear_log"].triggered.connect(self.logger.clear_log)
 
         return actions
 

src/petab_gui/utils.py

@@ -11,6 +11,7 @@
 import antimony
 import os
 import math
+import numpy as np
 
 
 def _checkAntimonyReturnCode(code):

src/petab_gui/views/task_bar.py

@@ -1,5 +1,6 @@
-from PySide6.QtWidgets import QMenu, QStyle
+from PySide6.QtWidgets import QMenu
 from PySide6.QtGui import QAction
+import qtawesome as qta
 
 
 class BasicMenu:
@@ -88,12 +89,20 @@ def __init__(self, parent, actions):
         super().__init__(parent, actions)
 
         # Add actions to the menu for re-adding tables
+        visibility_header = QAction(
+            qta.icon("fa5s.eye"), "Visibility", parent
+        )
+        visibility_header.setEnabled(False)
+        self.menu.addAction(visibility_header)
+        self.menu.addSeparator()
         self.menu.addAction(actions["show_measurement"])
         self.menu.addAction(actions["show_observable"])
         self.menu.addAction(actions["show_parameter"])
         self.menu.addAction(actions["show_condition"])
         self.menu.addAction(actions["show_logger"])
         self.menu.addAction(actions["show_plot"])
+        self.menu.addSeparator()
+        self.menu.addAction(actions["clear_log"])
 
 
 class TaskBar: