static public GenericMenu Create <T>(IEnumerable <T> options, Process <T> process)
{
GenericMenu menu = new GenericMenu();
menu.AddItems <T>(options, process);
return(menu);
}
public void SetElementAddCallback(StratusOdinSerializedProperty serializedProperty)
{
onAddDropdownCallback = (Rect buttonRect, ReorderableList list) =>
{
Type baseType = serializedProperty.listElementType;
var menu = new GenericMenu();
string[] typeNames = Utilities.Reflection.GetSubclassNames(baseType);
menu.AddItems(typeNames, (int index) =>
{
serializedProperty.list.Add(Utilities.Reflection.Instantiate(Utilities.Reflection.GetSubclass(baseType)[index]));
});
menu.ShowAsContext();
};
this.displayAdd = true;
}
/// <summary>
/// Draws a list of elements deriving from a base class
/// </summary>
/// <returns>True if the height of the list changed, which signals a repaint event</returns>
public static bool DrawPolymorphicList(FieldInfo field, object target, string title, bool useTypeLabel = true)
{
// We need to remember this list since the height is variable depending on the
// amount of fields being drawn
var fieldValue = field.GetValue(target);
IList list = fieldValue as IList;
//EditorGUILayout.BeginVertical(ReorderableListStyles.Container);
// Draw the header
EditorGUILayout.BeginHorizontal(ReorderableListStyles.Title);
EditorGUILayout.PrefixLabel(title);
if (GUILayout.Button("Add", polymorphicListLayoutOptions))
{
Type baseType = Utilities.Reflection.GetIndexedType(list); // list.GetType().GetElementType();
var menu = new GenericMenu();
string[] typeNames = Utilities.Reflection.GetSubclassNames(baseType);
menu.AddItems(typeNames, (int index) =>
{
list.Add(Utilities.Reflection.Instantiate(Utilities.Reflection.GetSubclass(baseType)[index]));
});
menu.ShowAsContext();
}
// Clear
if (GUILayout.Button("Clear", polymorphicListLayoutOptions))
{
list.Clear();
}
EditorGUILayout.EndHorizontal();
if (list.Count == 0)
{
return(false);
}
// Draw the elements
bool changed = false;
EditorGUILayout.BeginVertical(ReorderableListStyles.Container2);
foreach (var element in list)
{
EditorGUILayout.Space();
// Get the drawer for the type
Type elementType = element.GetType();
SerializedSystemObject.ObjectDrawer drawer = SerializedSystemObject.GetObjectDrawer(elementType);
EditorGUILayout.BeginVertical(ReorderableListStyles.Container);
{
EditorGUILayout.LabelField(elementType.Name, EditorStyles.centeredGreyMiniLabel);
//if (!drawer.isDrawable)
// EditorGUILayout.LabelField($"There are no serialized fields for {elementType.Name}");
//else
changed |= drawer.DrawEditorGUILayout(element);
}
EditorGUILayout.EndVertical();
}
EditorGUILayout.Space();
EditorGUILayout.EndVertical();
//EditorGUILayout.EndVertical();
return(changed);
}
