// Checked before OnGUI()
public override float GetPropertyHeight(SerializedProperty property, GUIContent label)
{
if (!allAttributes.NotNullOrEmpty())
{
allAttributes = fieldInfo.GetCustomAttributes(typeof(PropertyAttribute), false).Cast <PropertyAttribute>()
.ToList();
}
if (allAttributes.Count > 1)
{
if (hideIfNotEnumAttr == null)
{
hideIfNotEnumAttr =
allAttributes.Find(attr => attr is HideIfNotEnumValuesAttribute) as HideIfNotEnumValuesAttribute;
}
// skip drawing if not highest order (one-time draw execution check)
if (!attribute.HasHighestOrder(allAttributes))
{
// removes empty space instead of "not drawn" property
return(-EditorGUIUtility.standardVerticalSpacing);
}
return(HideIfNotEnumValuesPropertyDrawer.IsAllowed(hideIfNotEnumAttr, property)
? EditorGUI.GetPropertyHeight(property, label)
// removes empty space instead of "not drawn" property
: -EditorGUIUtility.standardVerticalSpacing);
}
return(EditorGUI.GetPropertyHeight(property, label));
}
public static bool IsAllowed(HideIfNotEnumValuesAttribute attr, SerializedProperty property)
{
var propertyPath = property.propertyPath;
var enumPath = propertyPath.Replace(property.name, attr.propertyName);
// find enum value through our property object
var enumProperty = property.serializedObject.FindProperty(enumPath);
var enumIndex = enumProperty?.enumValueIndex;
return(IsSupportedPropertyType(enumProperty) && attr.enumValues.Contains((int)enumIndex));
}
