private void markAdditionsAndRemovals(TypeSelectionNode node)
{
Type t = node.type;
if (t != null && t.IsGenericType && node.children.Count != t.GetGenericArguments().Length)
{
// Generic types needs to have children to define the generic type argument.
_parentsToSetChildren.Add(node);
}
else if ((t == null || !t.IsGenericType) && node.children.Count != 0)
{
// Not generic but has children means this node changed to a non-generic from a generic
_parentsToClearChildren.Add(node);
}
}
private TypeSelectionNode getType(TypeSelectionNode node)
{
if (node.type != null && node.type.IsGenericType)
{
var types = new Type[node.children.Count];
// Recurse on children until leaves (non-generic types) are reached.
int i = 0;
foreach (var child in node.children)
{
types[i++] = getType(child).type;
}
node.type = node.type.MakeGenericType(types);
}
// Concrete type, all generic arguments defined by a non-generic type.
// Ex) Dictionary<TKey, TValue> becomes Dictionary<int, string>
return(node);
}
// Recursive drawer that idents children under its parent.
private void onGUI(TypeSelectionNode node, int depth)
{
// Indent based on the depth of the node.
EditorGUILayout.BeginHorizontal();
GUILayout.Space(kIndentationWidth * depth);
node.OnGUI();
EditorGUILayout.EndHorizontal();
if (node.children.Count > 0)
{
depth += 1;
EditorGUILayout.BeginVertical();
foreach (TypeSelectionNode child in node.children)
{
onGUI(child, depth);
}
EditorGUILayout.EndVertical();
}
}
