splash_screen: Enable menu to network, power, and system panels

ks_includes/KlipperScreen.conf

@@ -178,3 +178,22 @@ panel: network
 name: {{ gettext('System') }}
 icon: info
 panel: system
+
+[menu __splashscreen]
+name: {{ gettext('Menu') }}
+
+[menu __splashscreen power]
+name: {{ gettext('Power') }}
+icon: shutdown
+panel: power
+enable: {{ printer.power_devices.count > 0 }}
+
+[menu __splashscreen network]
+name: {{ gettext('Network') }}
+icon: network
+panel: network
+
+[menu __splashscreen system]
+name: {{ gettext('System') }}
+icon: info
+panel: system

panels/splash_screen.py

@@ -56,6 +56,8 @@ class SplashScreenPanel(ScreenPanel):
         _ = self.lang.gettext
 
         if "firmware_restart" not in self.labels:
+            self.labels['menu'] = self._gtk.ButtonImage("control",_("Menu"),"color4")
+            self.labels['menu'].connect("clicked", self._screen._go_to_submenu, "")
             self.labels['power'] = self._gtk.ButtonImage("reboot",_("Power On Printer"),"color3")
             self.labels['restart'] = self._gtk.ButtonImage("reboot",_("Restart"),"color1")
             self.labels['restart'].connect("clicked", self.restart)
@@ -73,6 +75,7 @@ class SplashScreenPanel(ScreenPanel):
 
         self.labels['actions'].add(self.labels['restart'])
         self.labels['actions'].add(self.labels['firmware_restart'])
+        self.labels['actions'].add(self.labels['menu'])
 
     def firmware_restart(self, widget):
         self._screen._ws.klippy.restart_firmware()