public override void OnGUI(Rect rect, SerializedProperty property, GUIContent label)
{
BeginGUI(rect, property, label);
var path = attribute.isRelative ? UnityApp.MakeAbsolute(property.stringValue) : property.stringValue;
var exists = attribute.isFile ? File.Exists(path) : Directory.Exists(path);
Rect textRect, buttonRect;
SplitFromRight(28, out textRect, out buttonRect);
var prevCol = SetColour(exists ? Pastel.Green : Pastel.Red);
EditorGUI.PropertyField(textRect, property, Label);
SetColour(prevCol);
if (GUI.Button(buttonRect, "..."))
{
path = exists ? path : UnityApp.DataPath;
if (attribute.isFile)
{
path = EditorUtility.OpenFilePanel("Select file...", path, "");
}
else
{
path = EditorUtility.OpenFolderPanel("Select folder...", path, "") + "/";
}
if (path == "" || path == "/")
{
return;
}
property.stringValue = attribute.isRelative ? UnityApp.MakeRelative(path, false) : path;
}
EndGUI();
}
