GenericMenu.AddDisabledItem

Parameters

Description

Add a disabled item to the menu.

See Also: GenericMenu.AddItem, GenericMenu.AddSeparator.

// This example shows how to create a context menu inside a custom EditorWindow,
// where the first menu item toggles whether the second menu item is enabled
// or disabled.

using UnityEngine;
using UnityEditor;

public class MyWindow : EditorWindow {
    
    [MenuItem("TestContextMenu/Open Window")]
    public static void Init () {
        var window = GetWindow (typeof(MyWindow));
        window.position = new Rect (50, 50, 250, 60);
        window.Show ();
    }
    
	bool item2enabled = false;
    public void Toggle () {
        item2enabled = !item2enabled;
		Debug.Log("item2enabled: "+item2enabled);
    }
    public void Item2Callback () {
        Debug.Log("Item 2 Selected");
    }

    public void OnGUI() {
        Event evt = Event.current;
        Rect contextRect = new Rect (10, 10, 100, 100);
        
        if (evt.type == EventType.ContextClick)
        {
            Vector2 mousePos = evt.mousePosition;
            if (contextRect.Contains (mousePos))
            {
                // Now create the menu, add items and show it
                GenericMenu menu = new GenericMenu ();
                
                menu.AddItem (new GUIContent ("Toggle item 2"), item2enabled, Toggle);
				if (item2enabled) {
					menu.AddItem (new GUIContent ("Item 2"), false, Item2Callback);
				} else {
					menu.AddDisabledItem (new GUIContent ("Item 2"));
				}
					
                menu.ShowAsContext ();

                evt.Use();
            }
        }
    }
}