Add separate function to load json

setup.py

@@ -140,7 +140,7 @@ if __name__ == "__main__":
         package_data={'': [
             'bitmessageqt/*.ui', 'bitmsghash/*.cl', 'sslkeys/*.pem',
             'translations/*.ts', 'translations/*.qm', 'default.ini', 'sql/*.sql',
-            'images/*.png', 'images/*.ico', 'images/*.icns'
+            'images/*.png', 'images/*.ico', 'images/*.icns', 'bitmessagekivy/screens_data.json'
         ]},
         data_files=data_files,
         ext_modules=[bitmsghash],

src/bitmessagekivy/load_kivy_screens_data.py

@@ -0,0 +1,25 @@
+"""
+    Load kivy screens data from json
+"""
+import os
+import json
+import importlib
+
+
+data_screen_dict = {}
+
+
+def load_screen_json(data_file="screens_data.json"):
+    """Load screens data from json"""
+
+    with open(os.path.join(os.path.dirname(__file__), data_file)) as read_file:
+        all_data = json.load(read_file)
+        data_screens = list(all_data.keys())
+
+    for key in all_data:
+        if all_data[key]['Import']:
+            import_data = all_data.get(key)['Import']
+            import_to = import_data.split("import")[1].strip()
+            import_from = import_data.split("import")[0].split('from')[1].strip()
+            data_screen_dict[import_to] = importlib.import_module(import_from, import_to)
+    return data_screens, all_data, data_screen_dict, 'success'