public FolderNode Add(string value)
{
FolderNode child = new FolderNode {value = value, parent = this};
children.Add(child);
return child;
}
private static void AddFile(string[] paths, int cursor, FolderNode node)
{
while (true)
{
// done
if (cursor == paths.Length)
{
return;
}
FolderNode nextNode = node.GetNode(paths[cursor]);
// not found
if (nextNode == null)
{
FolderNode newNode = node.Add(paths[cursor]);
cursor = cursor + 1;
node = newNode;
}
else
{
cursor = cursor + 1;
node = nextNode;
}
}
}
private static void ReloadAll()
{
SaveData.FileSavedEvent -= OnFileSaved;
SaveData.FileSavedEvent += OnFileSaved;
files = SaveData.GetAllFiles();
rootNode = new FolderNode {value = "root"};
foreach (string file in files)
{
string[] paths = file.Split(SaveData.Slash[0]);
AddFile(paths, 0, rootNode);
}
}
private static void DrawNode(FolderNode node)
{
// no children
if (node.children.Count == 0)
{
GUILayout.BeginHorizontal();
{
GUILayout.Space((EditorGUI.indentLevel - 1) * Indent);
Color cachedColor = GUI.color;
GUI.color = currentFile == node.value && currentPath == node.Path() ? Color.gray : cachedColor;
if (GUILayout.Button(node.value))
{
currentPath = node.Path();
currentFile = node.value;
currentParent = node.parent;
currentData = SaveData.LoadFromPath<object>(currentPath + currentFile);
}
GUI.color = cachedColor;
}
GUILayout.EndHorizontal();
return;
}
if (node != rootNode)
{
EditorGUILayout.LabelField(node.value, currentParent == node ? EditorStyles.boldLabel : EditorStyles.label);
EditorGUI.indentLevel++;
}
foreach (FolderNode child in node.children)
{
DrawNode(child);
}
EditorGUI.indentLevel--;
}