Add host and port command line options

Auto-connect to host if given.

src/brickv/main.py

@@ -344,6 +344,8 @@ def main(dev_mode):
     parser.add_argument('-v', '--version', action='version', version=config.BRICKV_VERSION)
     parser.add_argument('--no-dev-mode', action='store_true', help='disable Python dev mode')
     parser.add_argument('--no-error-reporter', action='store_true', help='disable error reporter')
+    parser.add_argument('host', nargs='?', help='connect to the given host')
+    parser.add_argument('--port', type=int, help='port override if host is given')
 
     args = parser.parse_args(sys.argv[1:])
 
@@ -390,7 +392,7 @@ def main(dev_mode):
 
         from brickv.mainwindow import MainWindow
 
-        main_window = MainWindow(brickv_version)
+        main_window = MainWindow(brickv_version, args.host, args.port)
         main_window.show()
 
         splash.finish(main_window)

src/brickv/mainwindow.py

@@ -70,7 +70,7 @@ class MainWindow(QMainWindow, Ui_MainWindow):
     qtcb_connected = pyqtSignal(int)
     qtcb_disconnected = pyqtSignal(int)
 
-    def __init__(self, brickv_version_ref, parent=None):
+    def __init__(self, brickv_version_ref, host, port, parent=None):
         QMainWindow.__init__(self, parent)
 
         self.brickv_version_ref = brickv_version_ref
@@ -234,6 +234,17 @@ def __init__(self, brickv_version_ref, parent=None):
         self.ipcon_available = False
 
         self.update_ui_state()
+        if host != None:
+            QTimer.singleShot(0, lambda: self.auto_connect(host, port))
+
+    def auto_connect(self, host, port):
+        self.combo_host.setCurrentText(host)
+
+        if port != None:
+            self.checkbox_different_port.setChecked(port != config.DEFAULT_PORT)
+            self.spinbox_port.setValue(port)
+
+        self.connect_clicked()
 
     def get_last_host(self):
         return self.last_host