private void SetupAdd(ListAttribute listAttribute, PropertyListProxy proxy, ListField field, SerializedProperty property, Type declaringType, bool isReference)
{
if (field.AllowAdd)
{
if (!string.IsNullOrEmpty(listAttribute.AllowAdd))
{
proxy.CanAddCallback = ReflectionHelper.CreateValueSourceFunction(listAttribute.AllowAdd, property, field, declaringType, true);
}
if (!string.IsNullOrEmpty(listAttribute.AddCallback))
{
if (!isReference)
{
var addCallback = ReflectionHelper.CreateActionCallback(listAttribute.AddCallback, declaringType, property);
if (addCallback != null)
{
field.RegisterCallback <ListField.ItemAddedEvent>(evt => addCallback.Invoke());
}
else
{
var addCallbackIndex = ReflectionHelper.CreateActionCallback <int>(listAttribute.AddCallback, declaringType, property);
if (addCallbackIndex != null)
{
field.RegisterCallback <ListField.ItemAddedEvent>(evt => addCallbackIndex.Invoke(evt.Index));
}
else
{
Debug.LogWarningFormat(_invalidAddCallbackWarning, property.propertyPath);
}
}
}
else
{
var addCallback = ReflectionHelper.CreateActionCallback(listAttribute.AddCallback, declaringType, property);
if (addCallback != null)
{
field.RegisterCallback <ListField.ItemAddedEvent>(evt => addCallback.Invoke());
}
else
{
var addCallbackIndex = ReflectionHelper.CreateActionCallback <int>(listAttribute.AddCallback, declaringType, property);
if (addCallbackIndex != null)
{
field.RegisterCallback <ListField.ItemAddedEvent>(evt => addCallbackIndex.Invoke(evt.Index));
}
else
{
Debug.LogWarningFormat(_invalidAddReferenceCallbackWarning, property.propertyPath);
}
}
}
}
}
}
public override VisualElement CreatePropertyGUI(SerializedProperty property)
{
var items = property.FindPropertyRelative(SerializedList <string> .ItemsProperty);
if (items != null && items.isArray)
{
var isReference = fieldInfo.FieldType.BaseType.GetGenericTypeDefinition() == typeof(ReferenceList <>);
var referenceType = isReference ? fieldInfo.GetFieldType() : null;
var declaringType = fieldInfo.DeclaringType;
var listAttribute = attribute as ListAttribute;
var drawer = this.GetNextDrawer();
var proxy = new PropertyListProxy(items, drawer);
var field = new ListField
{
IsCollapsable = listAttribute.IsCollapsable,
bindingPath = items.propertyPath,
Label = property.displayName
};
// TODO: other stuff from ConfigureField
if (!string.IsNullOrEmpty(listAttribute.EmptyLabel))
{
field.EmptyLabel = listAttribute.EmptyLabel;
}
field.AllowAdd = listAttribute.AllowAdd != ListAttribute.Never;
field.AllowRemove = listAttribute.AllowRemove != ListAttribute.Never;
field.AllowReorder = listAttribute.AllowReorder;
SetupAdd(listAttribute, proxy, field, property, declaringType, isReference);
SetupRemove(listAttribute, proxy, field, property, declaringType);
SetupReorder(listAttribute, field, property, declaringType);
SetupChange(listAttribute, field, property, declaringType);
field.SetProxy(proxy, referenceType, true);
return(field);
}
else
{
Debug.LogWarningFormat(_invalidTypeWarning, property.propertyPath);
return(new FieldContainer(property.displayName, string.Empty));
}
}
private PropertyListProxy CreateProxy(string label, SerializedProperty property, ListAttribute listAttribute)
{
var drawer = this.GetNextDrawer();
var tooltip = this.GetTooltip();
var proxy = new PropertyListProxy(property, drawer)
{
Label = label,
Tooltip = tooltip,
AllowAdd = listAttribute.AllowAdd != null,
AllowRemove = listAttribute.AllowRemove != null,
AllowReorder = listAttribute.AllowReorder != null
};
if (listAttribute.EmptyLabel != null)
{
proxy.EmptyLabel = listAttribute.EmptyLabel;
}
return(proxy);
}
private void SetupRemove(ListAttribute listAttribute, PropertyListProxy proxy, ListField field, SerializedProperty property, Type declaringType)
{
if (field.AllowRemove)
{
if (!string.IsNullOrEmpty(listAttribute.AllowRemove))
{
proxy.CanRemoveCallback = ReflectionHelper.CreateFunctionCallback <int, bool>(listAttribute.AllowRemove, declaringType, property);
if (proxy.CanRemoveCallback == null)
{
var canRemove = ReflectionHelper.CreateValueSourceFunction(listAttribute.AllowRemove, property, field, declaringType, true);
proxy.CanRemoveCallback = index => canRemove();
}
}
if (!string.IsNullOrEmpty(listAttribute.RemoveCallback))
{
var removeCallback = ReflectionHelper.CreateActionCallback(listAttribute.RemoveCallback, declaringType, property);
if (removeCallback != null)
{
field.RegisterCallback <ListField.ItemRemovedEvent>(evt => removeCallback.Invoke());
}
else
{
var removeCallbackIndex = ReflectionHelper.CreateActionCallback <int>(listAttribute.RemoveCallback, declaringType, property);
if (removeCallbackIndex != null)
{
field.RegisterCallback <ListField.ItemRemovedEvent>(evt => removeCallbackIndex.Invoke(evt.Index));
}
else
{
Debug.LogWarningFormat(_invalidRemoveCallbackWarning, property.propertyPath);
}
}
}
}
}
