EditorGUI.Popup

Parameters

Returns

int The index of the option that has been selected by the user.

Description

Make a generic popup selection field.

Takes the currently selected index as a parameter and returns the index selected by the user.


Popup in and Editor Window.

// Adds a component to the selected GameObjects

class EditorGUIPopup extends EditorWindow {
    var options : String[] = ["Rigidbody", "Box Collider", "Sphere Collider"];
    var index : int = 0;

    @MenuItem("Examples/Editor GUI Popup usage")
    static function Init() {
        var window = GetWindow(EditorGUIPopup);
        window.position = Rect(0,0,180,80);
        window.Show();
    }


    function OnGUI() {
        index = EditorGUI.Popup(
            Rect(0,0,position.width, 20),
            "Component:",
            index,
            options);

        if(GUI.Button(Rect(0,25,position.width, position.height - 26),"Add Component"))
            AddComponentToObjects();
    }


    function AddComponentToObjects() {
        if(!Selection.activeGameObject) {
            Debug.LogError("Please select at least one GameObject first");
            return;
        }

        for(var go : GameObject in Selection.gameObjects)
            switch (index) {
                case 0:
                    go.AddComponent.<Rigidbody>();
                    break;

                case 1:
                    go.AddComponent.<BoxCollider>();

                case 2:
                    go.AddComponent.<SphereCollider>();
            }
    }
}

Note: The displayedOptions lists an array of options. When these elements contain "/" (slash characters) the elements are use for sub-menus. The text to the left of the slashes determines the structure.