Clear screen implemented

mqtt_sniffer.py

@@ -44,7 +44,10 @@ class MqttSniffer(App):
     """a textual application for viewing mqtt messages."""
 
     CSS_PATH = "style.tcss"
-    BINDINGS = [("q", "quit", "Quit")]
+    BINDINGS = [
+        ("q", "quit", "Quit"),
+        ("c", "clear_screen", "Clear")
+    ]
     MAX_LOGS = 50
 
     def __init__(self, args, password):
@@ -102,6 +105,11 @@ class MqttSniffer(App):
 
             self.log_display.write(message)
 
+    def action_clear_screen(self):
+        self.all_logs = []
+        self._update_display()
+
+
     def _update_display(self):
         """Clean the display and render all mqtt messages based on the current filters."""
         self.log_display.clear()