void OnGUI()
{
if (state == null)
{
state = new TreeViewState();
}
if (entries == null)
{
entries = new List <UsageTreeEntry>();
}
if (tree == null)
{
tree = new UsageTree(state, entries, rowHeight);
}
EditorGUILayout.BeginHorizontal();
tree.searchString = EditorGUILayout.TextField(tree.searchString);
EditorGUI.BeginChangeCheck();
rowHeight = GUILayout.HorizontalSlider(rowHeight, 16, 80, GUILayout.Width(64));
if (EditorGUI.EndChangeCheck())
{
tree.SetRowHeight(rowHeight);
}
EditorGUILayout.EndHorizontal();
tree.OnGUI(new Rect(0, 20, position.width, position.height));
}
void Init(IEnumerable <SearchNode <string> > search)
{
state = null;
entries = new List <UsageTreeEntry>(search.Select(node => new UsageTreeEntry
{
AssetId = node.Value,
Parent = node.Parent?.Index ?? -1,
Depth = node.Depth
}));
tree = null;
}