private static VariableValue DrawString(Rect rect, VariableValue value, StringVariableConstraint constraint)
{
var s = value.String;
if (constraint != null && constraint.Values.Length > 0)
{
var index = Array.IndexOf(constraint.Values, s);
index = EditorGUI.Popup(rect, index, constraint.Values);
s = index >= 0 ? constraint.Values[index] : string.Empty;
}
else
{
s = EditorGUI.TextField(rect, GUIContent.none, s);
}
return(s == null?VariableValue.Create(string.Empty) : VariableValue.Create(s));
}
private static void DrawStringConstraint(Rect rect, ref VariableConstraint constraint)
{
if (!(constraint is StringVariableConstraint stringConstraint))
{
stringConstraint = new StringVariableConstraint {
Values = new string[] { }
};
constraint = stringConstraint;
}
var remove = -1;
for (var i = 0; i < stringConstraint.Values.Length; i++)
{
if (i != 0)
{
RectHelper.TakeVerticalSpace(ref rect);
}
var item = stringConstraint.Values[i];
var itemRect = RectHelper.TakeLine(ref rect);
var removeRect = RectHelper.TakeTrailingIcon(ref itemRect);
stringConstraint.Values[i] = EditorGUI.TextField(itemRect, item);
if (GUI.Button(removeRect, _removeButton.Content, GUIStyle.none))
{
remove = i;
}
}
var addRect = RectHelper.TakeTrailingIcon(ref rect);
if (GUI.Button(addRect, _addButton.Content, GUIStyle.none))
{
ArrayUtility.Add(ref stringConstraint.Values, string.Empty);
}
if (remove >= 0)
{
ArrayUtility.RemoveAt(ref stringConstraint.Values, remove);
}
}