finally got rofi-rbw working

dot_local/bin/executable_dotool

@@ -0,0 +1,2 @@
+#!/bin/sh
+DOTOOL_XKB_LAYOUT=us DOTOOL_XKB_VARIANT=$(get_plasma_keyboard_layout) /usr/bin/dotool "$@"

dot_local/bin/executable_get_plasma_keyboard_layout

@@ -0,0 +1,31 @@
+#!/usr/bin/env python3
+
+import dbus
+
+def get_keyboard_info():
+    bus = dbus.SessionBus()
+    keyboard = bus.get_object('org.kde.keyboard', '/Layouts')
+    keyboard_interface = dbus.Interface(keyboard, dbus_interface='org.kde.KeyboardLayouts')
+
+    layouts_list = keyboard_interface.getLayoutsList()
+    current_layout_index = keyboard_interface.getLayout()
+
+    return layouts_list, current_layout_index
+
+def set_keyboard_layout_env(layouts_list, current_layout_index):
+    current_layout = layouts_list[current_layout_index]
+    _, _, name = current_layout
+
+    if "Dvorak" in name:
+        keyboard_layout = "dvorak"
+    elif "US" in name:
+        keyboard_layout = "basic"
+    else:
+        keyboard_layout = "unknown"
+
+    return keyboard_layout
+
+if __name__ == "__main__":
+    layouts_list, current_layout_index = get_keyboard_info()
+    keyboard_layout = set_keyboard_layout_env(layouts_list, current_layout_index)
+    print(keyboard_layout)