1.1.0: Added validate attribute with NotNullField

README.md

@@ -6,7 +6,7 @@ These attributes have different categories and some can be combined to create th
 
 # Base
 
-There are five different kinds of attributes:
+There are six different kinds of attributes:
 
 * Access
   * Modify access to drawer or value change (E.g. Hide/Show, Disable/Enable input)
@@ -16,6 +16,8 @@ There are five different kinds of attributes:
   * Custom drawing of the field/method
 * Value
   * Modify value before setting final result (E.g. clamp value)
+* Validate
+  * Validate field (if invalid, draws as red)
 * Decorator
   * Adds additional information or styling to a field/method (E.g. Header displays a title/category to fields after attribute)
 
@@ -121,6 +123,15 @@ List of all value attributes:
   * If value is less than other fields value, then set value to other fields value
 
 
+## Validate
+
+list of all validate attributes
+
+* `NotNullField`
+  * Checks if field is null
+
+
+
 ## Decorators
 
 List of all decorator attributes: