The system copy buffer.
Use this to make Copy and Paste work for your own stuff.
have more than 1 saved "copy" command.
// Simple editor Window that lets you have more than 1 saved "copy" command class EditorGUISystemCopyBuffer extends EditorWindow { var savedCopies : String[] = new String[5]; var load = false; @MenuItem("Examples/Improved copy buffer") static function Init() { var window = GetWindow(EditorGUISystemCopyBuffer); window.Show(); } function OnGUI() { load = EditorGUILayout.Toggle("Load:", load); EditorGUILayout.BeginHorizontal(); for(var i = 0; i < savedCopies.Length; i++) if(GUILayout.Button(i.ToString())) if(load) EditorGUIUtility.systemCopyBuffer = savedCopies[i]; else savedCopies[i] = EditorGUIUtility.systemCopyBuffer; EditorGUILayout.EndHorizontal(); for(var j = 0; j < savedCopies.Length; j++) EditorGUILayout.LabelField("Saved " + j, savedCopies[j]); EditorGUILayout.LabelField("Current buffer:", EditorGUIUtility.systemCopyBuffer); if(GUILayout.Button("Clear all saves")) for(var s : String in savedCopies) s = ""; } function OnInspectorUpdate() { this.Repaint(); } }