Updates to dbus remote for plugins.

src/cthulhu/plugins/WindowTitleReader/plugin.py

@@ -25,6 +25,7 @@ import logging
 from gi.repository import GLib
 
 from cthulhu import debug
+from cthulhu import dbus_service
 from cthulhu.plugin import Plugin, cthulhu_hookimpl
 
 xlibAvailable = True
@@ -136,6 +137,52 @@ class WindowTitleReader(Plugin):
             self._present_message("Window title reader unavailable")
         return True
 
+    @dbus_service.parameterized_command
+    def set_enabled(
+        self,
+        enabled: bool,
+        notify_user: bool = True
+    ) -> bool:
+        """Enable or disable window title reader tracking."""
+
+        if enabled:
+            if self._enabled:
+                if notify_user:
+                    self._present_message("Window title reader on")
+                return True
+
+            if not xlibAvailable:
+                if notify_user:
+                    self._present_message("Window title reader unavailable")
+                debug.printMessage(
+                    debug.LEVEL_INFO,
+                    f"WindowTitleReader: python-xlib unavailable: {xlibImportError}",
+                    True,
+                )
+                return False
+
+            if self._start_tracking():
+                if notify_user:
+                    self._present_message("Window title reader on")
+                return True
+
+            if notify_user:
+                self._present_message("Window title reader unavailable")
+            return False
+
+        if self._enabled:
+            self._stop_tracking()
+
+        if notify_user:
+            self._present_message("Window title reader off")
+        return True
+
+    @dbus_service.getter
+    def get_enabled(self) -> bool:
+        """Returns True if the window title reader is enabled."""
+
+        return self._enabled
+
     def _present_message(self, messageText):
         if not self.app:
             return