position | Rectangle on the screen to use for the field. |
label | Optional label in front of the field. |
selectedIndex | The index of the option the field shows. |
displayedOptions | An array with the options shown in the popup. |
style | Optional GUIStyle. |
int The index of the option that has been selected by the user.
Makes 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.
using UnityEngine; using UnityEditor;
// Adds a component to the selected GameObjects
class EditorGUIPopup : EditorWindow { string[] options = { "Rigidbody", "Box Collider", "Sphere Collider" }; int index = 0;
[MenuItem("Examples/Editor GUI Popup usage")] static void Init() { var window = GetWindow<EditorGUIPopup>(); window.position = new Rect(0, 0, 180, 80); window.Show(); }
void OnGUI() { index = EditorGUI.Popup( new Rect(0, 0, position.width, 20), "Component:", index, options);
if (GUI.Button(new Rect(0, 25, position.width, position.height - 26), "Add Component")) AddComponentToObjects(); }
void AddComponentToObjects() { if (!Selection.activeGameObject) { Debug.LogError("Please select at least one GameObject first"); return; }
foreach (GameObject obj in Selection.gameObjects) { switch (index) { case 0: obj.AddComponent<Rigidbody>(); break;
case 1: obj.AddComponent<BoxCollider>(); break;
case 2: obj.AddComponent<SphereCollider>(); break; } } } }
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.