Devices widget: label recently-connected devices as "NEW"

fixes: QubesOS/qubes-issues#8543
(cherry picked from commit 4333b8f)

qui/devices/actionable_widgets.py

@@ -34,6 +34,7 @@
 from gi.repository import Gtk, GdkPixbuf, GLib  # isort:skip
 
 from . import backend
+import time
 
 
 def load_icon(icon_name: str, backup_name: str, size: int = 24):
@@ -393,6 +394,11 @@ def __init__(self, device: backend.Device, variant: str = 'dark'):
         self.device = device
         self.variant = variant
 
+        # add NEW! label for new devices for 10 minutes on 1st view
+        self._new_device_label_timout = 10 * 60
+        # reduce NEW! label timeout to 2 minutes after 1st view
+        self._new_device_label_afterview = 2 * 60
+
         self.get_style_context().add_class('main_device_item')
 
         # the part that is common to all devices
@@ -401,7 +407,12 @@ def __init__(self, device: backend.Device, variant: str = 'dark'):
         self.device_icon.set_valign(Gtk.Align.CENTER)
 
         self.device_label = Gtk.Label(xalign=0)
-        self.device_label.set_markup(device.name)
+
+        label_markup = device.name
+        if device.connection_timestamp and int(time.monotonic() - device.connection_timestamp) < 120:
+            label_markup += ' <span foreground="red"><b>NEW!</b></span>'
+        self.device_label.set_markup(label_markup)
+
         if self.device.attachments:
             self.device_label.get_style_context().add_class("dev_attached")
 

qui/devices/backend.py

@@ -100,6 +100,8 @@ def __init__(self, dev: qubesadmin.devices.DeviceInfo,
         self._dev: qubesadmin.devices.DeviceInfo = dev
         self.__hash = hash(dev)
         self._port: str = ''
+        # Monotonic connection timestamp only for new devices
+        self.connection_timestamp: None
 
         self._dev_name: str = getattr(dev, 'description', 'unknown')
         if dev.devclass == 'block' and 'size' in dev.data:

qui/devices/device_widget.py

@@ -20,6 +20,7 @@
 from typing import Set, List, Dict
 import asyncio
 import sys
+import time
 
 import importlib.resources
 
@@ -130,6 +131,7 @@ def device_list_update(self, vm, _event, **_kwargs):
 
         for dev_name, dev in changed_devices.items():
             if dev_name not in self.devices:
+                dev.connection_timestamp = time.monotonic()
                 self.devices[dev_name] = dev
                 self.emit_notification(
                     _("Device available"),