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EditorGUILayout.Popup

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public static int Popup(int selectedIndex, string[] displayedOptions, params GUILayoutOption[] options);
public static int Popup(int selectedIndex, string[] displayedOptions, GUIStyle style, params GUILayoutOption[] options);
public static int Popup(int selectedIndex, GUIContent[] displayedOptions, params GUILayoutOption[] options);
public static int Popup(int selectedIndex, GUIContent[] displayedOptions, GUIStyle style, params GUILayoutOption[] options);
public static int Popup(string label, int selectedIndex, string[] displayedOptions, params GUILayoutOption[] options);
public static int Popup(string label, int selectedIndex, string[] displayedOptions, GUIStyle style, params GUILayoutOption[] options);
public static int Popup(GUIContent label, int selectedIndex, GUIContent[] displayedOptions, params GUILayoutOption[] options);
public static int Popup(GUIContent label, int selectedIndex, GUIContent[] displayedOptions, GUIStyle style, params GUILayoutOption[] options);

Parameters

labelOptional label in front of the field.
selectedIndexThe index of the option the field shows.
displayedOptionsAn array with the options shown in the popup.
styleOptional GUIStyle.
optionsAn optional list of layout options that specify extra layout properties. Any values passed in here will override settings defined by the style.
See Also: GUILayout.Width, GUILayout.Height, GUILayout.MinWidth, GUILayout.MaxWidth, GUILayout.MinHeight, GUILayout.MaxHeight, GUILayout.ExpandWidth, GUILayout.ExpandHeight.

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.


Create a primitive depending on the option selected.

using UnityEditor;
using UnityEngine;
using System.Collections;

// Creates an instance of a primitive depending on the option selected by the user. public class EditorGUILayoutPopup : EditorWindow { public string[] options = new string[] {"Cube", "Sphere", "Plane"}; public int index = 0; [MenuItem("Examples/Editor GUILayout Popup usage")] static void Init() { EditorWindow window = GetWindow(typeof(EditorGUILayoutPopup)); window.Show(); }

void OnGUI() { index = EditorGUILayout.Popup(index, options); if (GUILayout.Button("Create")) InstantiatePrimitive(); }

void InstantiatePrimitive() { switch (index) { case 0: GameObject cube = GameObject.CreatePrimitive(PrimitiveType.Cube); cube.transform.position = Vector3.zero; break; case 1: GameObject sphere = GameObject.CreatePrimitive(PrimitiveType.Sphere); sphere.transform.position = Vector3.zero; break; case 2: GameObject plane = GameObject.CreatePrimitive(PrimitiveType.Plane); plane.transform.position = Vector3.zero; break; default: Debug.LogError("Unrecognized Option"); break; } } }

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