- fixed the "headless" feature; running headless still start the GUI just it does not show it

- when running headless the sys tray icon will always be shown so the user can close the app correctly
- in the systray icon context menu I've added a menu entry to toggle the GUI

appGUI/GUIElements.py

@@ -5149,6 +5149,7 @@ class FlatCAMSystemTray(QtWidgets.QSystemTrayIcon):
 
         menu = QtWidgets.QMenu(parent)
 
+        # Run Script
         menu_runscript = QtGui.QAction(QtGui.QIcon(self.app.resource_location + '/script14.png'),
                                        '%s' % _('Run Script ...'), self)
         menu_runscript.setToolTip(
@@ -5158,6 +5159,14 @@ class FlatCAMSystemTray(QtWidgets.QSystemTrayIcon):
         )
         menu.addAction(menu_runscript)
 
+        # Toggle GUI
+        menu_toggle_gui = QtGui.QAction(QtGui.QIcon(self.app.resource_location + '/grid_lines32.png'),
+                                        '%s' % _('Toggle GUI ...'), self)
+        menu_toggle_gui.setToolTip(
+            _("Will show/hide the GUI.")
+        )
+        menu.addAction(menu_toggle_gui)
+
         menu.addSeparator()
 
         if headless is None:
@@ -5195,6 +5204,8 @@ class FlatCAMSystemTray(QtWidgets.QSystemTrayIcon):
         exitAction.setIcon(QtGui.QIcon(self.app.resource_location + '/power16.png'))
         self.setContextMenu(menu)
 
+        menu_toggle_gui.triggered.connect(self.app.ui.on_toggle_gui)
+
         menu_runscript.triggered.connect(lambda: self.app.on_filerunscript(
             silent=True if self.app.cmd_line_headless == 1 else False))
 

appGUI/MainGUI.py

@@ -2017,6 +2017,20 @@ class MainGUI(QtWidgets.QMainWindow):
             self.app.version, ('BETA' if self.app.beta else ''), platform.architecture()[0], self.app.engine, name)
         self.setWindowTitle(title)
 
+    def on_toggle_gui(self):
+        if self.isHidden():
+            mgui_settings = QSettings("Open Source", "FlatCAM")
+            if mgui_settings.contains("maximized_gui"):
+                maximized_ui = mgui_settings.value('maximized_gui', type=bool)
+                if maximized_ui is True:
+                    self.showMaximized()
+                else:
+                    self.show()
+            else:
+                self.show()
+        else:
+            self.hide()
+
     def save_geometry(self, x, y, width, height, notebook_width):
         """
         Will save the application geometry and positions in the defaults dicitionary to be restored at the next