public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
// First get the attribute since it contains the range for the slider
var ffeAttribute = attribute as FlagsFromEnumAttribute;
EditorGUI.BeginProperty(position, label, property);
if (property.propertyType != SerializedPropertyType.Integer)
{
EditorGUI.LabelField(position, label.text, "Use FlagFromEnum with integer.");
}
else if (ffeAttribute.EnumType == null || !ffeAttribute.EnumType.IsEnum)
{
EditorGUI.LabelField(position, label.text, "Set FlagFromEnum argument with enum type.");
}
else
{
position = EditorGUI.PrefixLabel(position, GUIUtility.GetControlID(FocusType.Passive), new GUIContent(property.displayName));
var enumInfo = EnumUtils.GetDisplayInfo(ffeAttribute.EnumType);
var realMask = property.intValue;
var oldDisplayedMask = enumInfo.RealToDisplayedMaskField(realMask);
var newDisplayedMask = EditorGUI.MaskField(position, oldDisplayedMask, enumInfo.displayedMaskNames);
property.intValue = enumInfo.DisplayedToRealMaskField(newDisplayedMask, (uint)newDisplayedMask > (uint)oldDisplayedMask);
}
property.serializedObject.ApplyModifiedProperties();
EditorGUI.EndProperty();
}
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
// First get the attribute since it contains the range for the slider
var attr = attribute as CustomOrderedEnumAttribute;
EditorGUI.BeginProperty(position, label, property);
position = EditorGUI.PrefixLabel(position, GUIUtility.GetControlID(FocusType.Passive), new GUIContent(property.displayName));
// determine which enum type to display
Type displayedEnumType = null;
if (property.propertyType == SerializedPropertyType.Enum)
{
if (attr.overrideEnumType != null && attr.overrideEnumType.IsEnum)
{
displayedEnumType = attr.overrideEnumType;
}
else
{
displayedEnumType = fieldInfo.FieldType;
}
}
else if (property.propertyType == SerializedPropertyType.Integer)
{
if (attr.overrideEnumType != null && attr.overrideEnumType.IsEnum)
{
displayedEnumType = attr.overrideEnumType;
}
}
// display enum popup if displayedEnumType is determined, otherwise, display the default property field
if (displayedEnumType == null)
{
EditorGUI.PropertyField(position, property);
}
else
{
var enumInfo = EnumUtils.GetDisplayInfo(displayedEnumType);
var displayedNames = enumInfo.displayedNames;
var displayedValues = enumInfo.displayedValues;
if (!enumInfo.value2displayedIndex.ContainsKey(property.intValue))
{
displayedNames = displayedNames.Concat(new string[] { property.intValue.ToString() }).ToArray();
displayedValues = displayedValues.Concat(new int[] { property.intValue }).ToArray();
}
property.intValue = EditorGUI.IntPopup(position, property.intValue, displayedNames, displayedValues);
}
property.serializedObject.ApplyModifiedProperties();
EditorGUI.EndProperty();
}
private bool TryGetEnumInfo(out EnumUtils.EnumDisplayInfo info)
{
var ffeAttribute = attribute as FlagsFromEnumAttribute;
if (ffeAttribute.EnumType == null || !ffeAttribute.EnumType.IsEnum)
{
info = null;
return(false);
}
info = EnumUtils.GetDisplayInfo(ffeAttribute.EnumType);
return(info != null);
}