initial fluent-widgets ui

qfluentwidgets/common/exception_handler.py

@@ -0,0 +1,31 @@
+# coding:utf-8
+from copy import deepcopy
+
+
+
+def exceptionHandler(*default):
+    """ decorator for exception handling
+
+    Parameters
+    ----------
+    *default:
+        the default value returned when an exception occurs
+    """
+
+    def outer(func):
+
+        def inner(*args, **kwargs):
+            try:
+                return func(*args, **kwargs)
+            except BaseException as e:
+                value = deepcopy(default)
+                if len(value) == 0:
+                    return None
+                elif len(value) == 1:
+                    return value[0]
+
+                return value
+
+        return inner
+
+    return outer